Under Does it continue? 4: Euclid's next prime (in Numbers) Posted on 2017-09-21 (3 Comments) |

| Prediction and result by broll (2017-09-21 22:47:03) |

Under Does it continue? 3: Growing table of primes (in Numbers) Posted on 2017-09-19 (3 Comments) |

| Prediction and result. by broll (2017-09-19 22:26:08) |

Under Does it continue? 2: Prime or not? (in Numbers) Posted on 2017-09-16 (4 Comments) |

| re: Does it continue? by broll (2017-09-17 23:05:37) |

| Yes and no. by broll (2017-09-17 00:53:50) |

Under Parallelograms (in Geometry) Posted on 2017-09-09 (5 Comments) |

| Possible approach by broll (2017-09-19 09:56:07) |

Under Bob and Alice make a poor choice (in Numbers) Posted on 2017-08-11 (7 Comments) |

| re(2): Method? by broll (2017-08-12 04:12:55) |

| Method? by broll (2017-08-11 22:18:04) |

Under A unique Heronian triangle (in Geometry) Posted on 2017-08-05 (6 Comments) |

| re(3): easy - spoiler by broll (2017-08-06 07:16:36) |

| re: easy - spoiler by broll (2017-08-06 00:31:28) |

Under An ambiguous inheritance (in Just Math) Posted on 2017-07-25 (4 Comments) |

| Interesting by broll (2017-07-25 22:27:43) |

Under 38s and Bunches of 1s (in Numbers) Posted on 2017-06-30 (7 Comments) |

| re: Another way of seeing part of it by broll (2017-06-30 23:14:23) |

| Nice problem by broll (2017-06-30 10:38:00) |

Under Pythagoras' corner (in Geometry) Posted on 2017-06-16 (3 Comments) |

| Cutting Corners? by broll (2017-06-17 07:03:51) |

Under Unbalanced?- No problem (in Weights and Scales) Posted on 2017-05-30 (7 Comments) |

| Ahhh! by broll (2017-05-30 11:50:11) |

Under Oleg or ErdÃ¶s? (in Games) Posted on 2017-05-26 (8 Comments) |

| ErdÃ¶s wins! by broll (2017-05-28 02:07:12) |

Under Higher Powers of Eleven (in Numbers) Posted on 2017-05-24 (4 Comments) |

| Closed form by broll (2017-05-26 00:06:45) |

Under Four balls (in Probability) Posted on 2017-05-19 (22 Comments) |

| re: Who's right? by broll (2017-05-20 02:56:51) |

Under No software allowed ! (in Numbers) Posted on 2017-05-07 (6 Comments) |

| re(2): New solutions not relatively prime by broll (2017-05-08 06:39:33) |

Under Is it a conic? (in Geometry) Posted on 2017-04-19 (7 Comments) |

| re: Pen and acrylics by broll (2017-04-19 12:46:46) |

| Coloured thread by broll (2017-04-19 11:49:05) |

Under Pandigital and square (in Numbers) Posted on 2017-04-15 (6 Comments) |

| re: Pencil and Paper solution (spoiler) by broll (2017-04-15 23:44:09) |

Under Names in Boxes (in Logic) Posted on 2017-04-09 (10 Comments) |

| re(2): This is not possible - further thoughts. by broll (2017-04-12 16:09:14) |

| re: This is not possible. by broll (2017-04-12 02:36:48) |

Under Over 18 (in Sequences) Posted on 2017-03-29 (3 Comments) |

| Lateral approach by broll (2017-03-30 10:21:30) |

Under QUICKIE X (in Just Math) Posted on 2017-03-28 (3 Comments) |

| Solution by broll (2017-03-28 12:59:57) |

Under Why is it D2? (in Numbers) Posted on 2017-03-27 (4 Comments) |

| Answer (spoiler) by broll (2017-03-27 09:13:20) |

Under Never a square (in Numbers) Posted on 2017-02-26 (5 Comments) |

| re(4): Poossible solution...very creative! by broll (2017-03-04 08:40:33) |

| re(2): Poossible solution...very creative! by broll (2017-02-27 05:02:09) |

| Poossible solution by broll (2017-02-27 01:21:33) |

Under Square expressions (in Numbers) Posted on 2017-02-18 (3 Comments) |

| A solution by broll (2017-02-20 09:20:47) |

Under Placing 4 integers within a set interval (in Just Math) Posted on 2017-02-17 (4 Comments) |

| re(2): Is this the idea? by broll (2017-02-20 00:52:17) |

| Is this the idea? by broll (2017-02-19 09:25:51) |

Under The Almost Pythagorean Theorem (in Calculus) Posted on 2017-02-03 (1 Comments) |

| Solution only. by broll (2017-02-04 00:10:45) |

Under When is it a square? (in Just Math) Posted on 2017-01-15 (1 Comments) |

| Solution by broll (2017-01-15 08:07:54) |

Under Square OR 2*square (in Numbers) Posted on 2017-01-14 (2 Comments) |

| Solution by broll (2017-01-15 00:27:32) |

Under Site Seeing II (in Word Problems) Posted on 2017-01-05 (1 Comments) |

| Solution (spoiler) by broll (2017-01-05 10:27:40) |

Under Which is the biggest? (in Numbers) Posted on 2017-01-02 (2 Comments) |

| Another approach by broll (2017-01-02 22:16:44) |

Under Congruent Incircles (in Geometry) Posted on 2017-01-01 (6 Comments) |

| Solution by construction by broll (2017-01-01 11:33:55) |

Under Topical Quotation IV (in Word Problems) Posted on 2016-12-29 (2 Comments) |

| Possible Solution (Spoiler) by broll (2016-12-29 11:07:47) |

Under Sphere-Cone (in Calculus) Posted on 2016-12-25 (2 Comments) |

| Possible solution by broll (2016-12-25 08:56:05) |

Under One to rule them all. (in Sequences) Posted on 2016-12-18 (3 Comments) |

| re: Unproven formula by broll (2016-12-18 21:36:10) |

Under It's all in the stars (in Just Math) Posted on 2016-12-14 (2 Comments) |

| A counterexample. by broll (2016-12-14 22:35:32) |

Under Pentagon Partitions (in Shapes) Posted on 2016-12-11 (3 Comments) |

| A solution (spoiler) by broll (2016-12-11 12:05:24) |

Under Animal/Vegetable/Mineral (in Word Problems) Posted on 2016-12-05 (2 Comments) |

| Solution (Spoiler) by broll (2016-12-05 22:00:44) |

Under 26 out of 50 (in Just Math) Posted on 2016-11-25 (10 Comments) |

| re(2): The solution is in the problem.==>not so by broll (2016-11-25 21:37:49) |

| The solution is in the problem. by broll (2016-11-25 13:26:35) |

Under Prime repunits (in Numbers) Posted on 2016-11-24 (4 Comments) |

| Non-trivial. by broll (2016-11-25 22:20:47) |

Under Linear*Quadratic = Square (in Just Math) Posted on 2016-11-12 (2 Comments) |

| Analytic Exploration. by broll (2016-11-12 20:53:58) |

Under 63 Division Decision (in Just Math) Posted on 2016-11-10 (3 Comments) |

| re: computer solution by broll (2016-11-10 21:46:05) |

Under Simultaneous Settlement V (in Just Math) Posted on 2016-10-24 (2 Comments) |

| A little shorter by broll (2016-10-24 11:10:39) |

Under Prime and Twice Square (in Just Math) Posted on 2016-10-22 (4 Comments) |

| Possible solution. by broll (2016-10-23 22:37:56) |

Under Ratio Resolution IV (in Weights and Scales) Posted on 2016-10-20 (3 Comments) |

| '[p(n-1)+qn] : [pn + q(n-1)]' by broll (2016-10-21 10:51:39) |

Under Positively Positive (in Just Math) Posted on 2016-10-18 (7 Comments) |

| Another way. by broll (2016-10-19 06:19:44) |

Under Prove Phi's Peculiar Property (in Numbers) Posted on 2016-10-17 (3 Comments) |

| Possible solution by broll (2016-10-18 05:25:42) |

Under Pythagorean Legs (in Just Math) Posted on 2016-10-13 (3 Comments) |

| re(2): A solution by broll (2016-10-14 08:50:29) |

| A solution by broll (2016-10-14 01:22:20) |

Under Perfect Square and Odd Puzzle (in Just Math) Posted on 2016-10-04 (1 Comments) |

| Possible solution by broll (2016-10-05 04:13:49) |

Under Unit Cube Paint Undertaking (in Shapes) Posted on 2016-09-28 (6 Comments) |

| re(2): Considering all the possibilities by broll (2016-09-29 11:10:44) |

| re(2): Interesting. by broll (2016-09-28 23:47:50) |

| Interesting. by broll (2016-09-28 12:17:39) |

Under Cryptajoke XVI (in Word Problems) Posted on 2016-09-28 (2 Comments) |

| Top Marx by broll (2016-09-28 08:29:23) |

Under Find Function From Fraction (in Just Math) Posted on 2016-09-22 (3 Comments) |

| Possible solution by broll (2016-09-28 04:06:00) |

Under Biting the Apple (in Tricks) Posted on 2016-09-21 (3 Comments) |

| One way to do it by broll (2016-09-21 07:52:08) |

Under The triple threat (in Tricks) Posted on 2016-09-13 (2 Comments) |

| Marked deck by broll (2016-09-16 01:34:36) |

Under Diophantine Pair Decision (in Just Math) Posted on 2016-08-13 (3 Comments) |

| Possible solution by broll (2016-08-14 05:01:27) |

Under Translate a ledger entry (in Word Problems) Posted on 2016-08-12 (4 Comments) |

| re: in translation by broll (2016-08-13 01:39:07) |

| No spoiler. by broll (2016-08-12 12:23:46) |

Under 1-2-3-4 Square (in Geometry) Posted on 2016-08-12 (3 Comments) |

| One solution by broll (2016-08-12 09:30:13) |

Under Form 21 n Times II (in Numbers) Posted on 2016-08-11 (5 Comments) |

| Possible solution by broll (2016-08-11 09:40:11) |

Under A Sum of Consecutive Square Roots (in Just Math) Posted on 2016-08-10 (1 Comments) |

| Possible solution by broll (2016-08-10 08:48:31) |

Under Find additional pairs (in Just Math) Posted on 2016-08-08 (5 Comments) |

| General solution by broll (2016-08-09 07:18:39) |

Under Divisibility to Square II (in Just Math) Posted on 2016-08-07 (2 Comments) |

| Possible solution by broll (2016-08-08 00:30:54) |

Under Remainder Resolution from Multiple (in Just Math) Posted on 2016-08-04 (5 Comments) |

| answer only by broll (2016-08-04 08:59:58) |

| answer only by broll (2016-08-04 08:59:53) |

Under 15 Triominoes (in Shapes) Posted on 2016-07-26 (4 Comments) |

| Aimpler case. by broll (2016-07-26 22:34:32) |

Under Indivisibility by 529 (in Just Math) Posted on 2016-07-25 (3 Comments) |

| Brute force. by broll (2016-07-25 14:38:59) |

Under Cute numbers (in Numbers) Posted on 2016-07-21 (5 Comments) |

| short review by broll (2016-07-21 23:16:01) |

Under Primes divide expression? (in Just Math) Posted on 2016-07-20 (2 Comments) |

| Nice problem by broll (2016-07-21 00:05:20) |

Under Triangle Cover Treat (in Shapes) Posted on 2016-07-16 (3 Comments) |

| re: Solution by broll (2016-07-16 11:05:43) |

| Possible solution by broll (2016-07-16 07:52:05) |

Under Prove SG's theorem (in Just Math) Posted on 2016-07-12 (3 Comments) |

| Not too hard. by broll (2016-07-12 10:33:01) |

Under Who said it? (in Cryptography) Posted on 2016-07-04 (1 Comments) |

| Lin Yutang, he say... by broll (2016-07-04 11:00:17) |

Under Quadrilateral Area Query 2 (in Shapes) Posted on 2016-07-03 (3 Comments) |

| Possible approach. by broll (2016-07-03 08:38:38) |

Under Lattice Vertices Verification (in Shapes) Posted on 2016-07-02 (4 Comments) |

| re(3): Solution by broll (2016-07-03 23:34:25) |

| re: Solution by broll (2016-07-03 06:36:06) |

Under Pentagonal triple triangles (in Geometry) Posted on 2016-07-01 (4 Comments) |

| Second part. by broll (2016-07-01 10:54:34) |

| Observations on first part. by broll (2016-07-01 09:49:50) |

Under Skip to 4th power (in Numbers) Posted on 2016-06-27 (4 Comments) |

| Possible solution by broll (2016-06-28 00:39:20) |

Under Sum Number and Reversal (in Just Math) Posted on 2016-06-24 (5 Comments) |

| re: No Subject by broll (2016-06-26 04:17:46) |

Under Capital City Conclusion 2 (in Word Problems) Posted on 2016-06-23 (4 Comments) |

| Two of them by broll (2016-06-23 08:23:24) |

Under 2016 and Perfect Square Puzzle (in Just Math) Posted on 2016-06-22 (4 Comments) |

| re(2): Man way by broll (2016-06-24 04:16:32) |

Under Objective: Integer! (in Geometry) Posted on 2016-06-14 (4 Comments) |

| Interesting by broll (2016-06-15 02:45:45) |

| Comment as discussed earlier by broll (2016-06-14 11:12:55) |

Under Real Variable Validation (in Just Math) Posted on 2016-06-11 (4 Comments) |

| re: Solution by broll (2016-06-12 05:13:37) |

| re(2): Solution by broll (2016-06-12 03:52:07) |

Under Infinitely Diophantine (in Just Math) Posted on 2016-06-10 (2 Comments) |

| Two solutions by broll (2016-06-10 08:02:21) |

Under Isosceles Leg Length (in Shapes) Posted on 2016-06-09 (6 Comments) |

| re: 3 Solutions to an impossible task by broll (2016-07-04 02:37:29) |

| Well-explained by broll (2016-06-11 20:50:40) |

| A problem by broll (2016-06-10 01:40:25) |

Under One of these things is not like the others.. (in Word Problems) Posted on 2016-06-07 (5 Comments) |

| A clue by broll (2016-06-07 23:07:33) |

Under Divisible by 96? (in Just Math) Posted on 2016-06-05 (2 Comments) |

| possible solution by broll (2016-06-05 12:28:07) |

Under No fours on my odometer (in Just Math) Posted on 2016-06-02 (2 Comments) |

| Possible solution. by broll (2016-06-02 08:13:37) |

Under A direct count (in Famous Riddles) Posted on 2016-05-19 (4 Comments) |

| re: Hint by broll (2016-05-19 11:22:47) |

Under Cryptajoke XIV (in Cryptography) Posted on 2016-05-06 (2 Comments) |

| Answer (spoiler) by broll (2016-05-06 08:04:42) |

Under You'll be surprised (in Numbers) Posted on 2016-05-03 (5 Comments) |

| re(2): Answer only by broll (2016-05-03 11:48:37) |

| Answer only by broll (2016-05-03 07:47:15) |

Under One and only (in Numbers) Posted on 2016-04-28 (4 Comments) |

| Possible approach by broll (2016-04-28 08:49:47) |

Under The heavy couple (in Weights and Scales) Posted on 2016-04-22 (5 Comments) |

| re(2): Quite a few. by broll (2016-04-23 10:14:49) |

| Quite a few. by broll (2016-04-23 03:40:48) |

Under Cubic Diophantine Conclusion (in Just Math) Posted on 2016-04-22 (9 Comments) |

| re(3): Start by broll (2016-04-23 10:27:09) |

| re: Start by broll (2016-04-22 23:36:04) |

Under A clever promotion (in Cryptography) Posted on 2016-04-21 (2 Comments) |

| D4! - Well maybe. by broll (2016-04-21 22:49:42) |

Under Asteroid walk (in General) Posted on 2016-04-19 (8 Comments) |

| re: Meaning of by broll (2016-04-28 09:18:19) |

| re: A possible solution (2) by broll (2016-04-21 21:56:20) |

| re: an possible solution by broll (2016-04-20 09:55:30) |

| re: question by broll (2016-04-19 23:50:38) |

Under Three ways - same sum (in Numbers) Posted on 2016-04-14 (3 Comments) |

| re: computer solution by broll (2016-04-14 11:37:24) |

| Solution by broll (2016-04-14 09:03:34) |

Under 2 equal sums (in Just Math) Posted on 2016-04-11 (3 Comments) |

| re(2): computer exploration -- possible spoiler by broll (2016-04-12 00:17:29) |

Under Extreme Palindrome Exercise (in Just Math) Posted on 2016-04-11 (3 Comments) |

| re: Analytic solution by broll (2016-04-11 09:32:51) |

Under Quadrilateral Area Query (in Shapes) Posted on 2016-04-10 (2 Comments) |

| re: Long Solution by broll (2016-04-11 05:15:12) |

Under Tenacious Divisibility Treat (in Just Math) Posted on 2016-04-06 (9 Comments) |

| re: Help from a negative (solution) by broll (2016-04-07 06:14:49) |

| Not sure by broll (2016-04-06 09:37:19) |

Under Quadratic and Quintic Query (in Just Math) Posted on 2016-03-26 (2 Comments) |

| re: A start by broll (2016-03-26 09:54:13) |

Under Sum from Arithmetic and Geometric (in Sequences) Posted on 2016-03-24 (5 Comments) |

| I agree. by broll (2016-03-24 23:07:43) |

Under GCD of Fibonacci 2 (in Numbers) Posted on 2016-03-23 (2 Comments) |

| re: possible solution by broll (2016-03-24 00:09:54) |

Under Not so trivial (in Numbers) Posted on 2016-03-18 (6 Comments) |

| Answer. by broll (2016-03-19 01:23:15) |

| A question. by broll (2016-03-19 00:50:00) |

Under Same area (in Shapes) Posted on 2016-03-15 (2 Comments) |

| Possible solution by broll (2016-03-16 05:22:07) |

Under Countable sets (in Just Math) Posted on 2016-03-15 (8 Comments) |

| re(2): Interesting by broll (2016-03-16 10:58:52) |

| Interesting by broll (2016-03-16 08:51:25) |

Under The sum is a square (in Numbers) Posted on 2016-03-04 (2 Comments) |

| possible solution by broll (2016-03-05 01:22:05) |

Under On Track (in Just Math) Posted on 2016-02-29 (7 Comments) |

| Generalisation. by broll (2016-03-01 09:52:34) |

| Solution by broll (2016-03-01 05:24:56) |

Under Find the sum (in Just Math) Posted on 2016-02-29 (2 Comments) |

| Solution by broll (2016-02-29 08:25:26) |

Under Three Ways to Put a Square in a Triangle (in Shapes) Posted on 2016-02-26 (8 Comments) |

| re: My solution by broll (2016-02-27 22:16:56) |

| re: Haha. by broll (2016-02-27 07:47:04) |

| Haha. by broll (2016-02-27 06:36:01) |

Under Optimal Order (in Sequences) Posted on 2016-02-10 (5 Comments) |

| re(3): This should work by broll (2016-02-14 20:36:16) |

Under Three in a row (in Numbers) Posted on 2016-02-08 (3 Comments) |

| Not all of them (partial spoiler) by broll (2016-02-09 01:33:32) |

Under Fifty-fifty (in Just Math) Posted on 2016-02-05 (2 Comments) |

| possible approach by broll (2016-02-05 09:10:36) |

Under Word Grid (in Word Problems) Posted on 2016-02-04 (6 Comments) |

| re(3): partial spoiler @ broll. by broll (2016-02-04 22:22:50) |

| partial spoiler. by broll (2016-02-04 09:27:48) |

Under Mille and Remainder Resolution (in Sequences) Posted on 2016-02-01 (3 Comments) |

| re: spoiler solution; can it clue toward the intended method? by broll (2016-02-02 08:54:27) |

Under N Nine Nuance (in Just Math) Posted on 2016-01-29 (6 Comments) |

| re(2): possible solution by broll (2016-01-29 11:16:28) |

| possible solution by broll (2016-01-29 09:30:19) |

Under Erase the right 90 (in Numbers) Posted on 2016-01-28 (5 Comments) |

| I got it by broll (2016-01-29 08:55:48) |

| re: proof on the internet (spoiler) by broll (2016-01-29 07:37:57) |

Under Find the next two numbers (in Sequences) Posted on 2016-01-21 (4 Comments) |

| or... by broll (2016-01-21 09:41:05) |

Under Three Power Verification (in Just Math) Posted on 2016-01-20 (4 Comments) |

| re(2): Solution by broll (2016-01-21 09:21:05) |

| Solution by broll (2016-01-20 22:28:29) |

Under Detect my chosen coin (in Games) Posted on 2016-01-19 (19 Comments) |

| re(4): Suggested wording for solution. by broll (2016-02-04 23:45:52) |

| re: Suggested wording for solution. by broll (2016-02-04 02:29:51) |

| re(2): Some NEW ideas: HINT by broll (2016-01-26 03:34:27) |

Under Powered GCD (in Numbers) Posted on 2016-01-19 (1 Comments) |

| Solution. by broll (2016-01-19 08:39:20) |

Under Composite Integer Conclusion (in Just Math) Posted on 2016-01-18 (2 Comments) |

| Not in the least sure. by broll (2016-01-18 10:44:24) |

Under Product equals sum (in Just Math) Posted on 2016-01-17 (6 Comments) |

| re(2): A continuation by broll (2016-01-18 11:03:48) |

Under Family tree (in Logic) Posted on 2016-01-15 (2 Comments) |

| A multi-ethnic family. by broll (2016-01-15 09:47:37) |

Under Maximum Value Muse (in Just Math) Posted on 2016-01-14 (10 Comments) |

| re: Square Thoughts by broll (2016-01-15 10:13:36) |

| Hmmm. by broll (2016-01-14 23:09:18) |

Under Primevens and primeodds (in Numbers) Posted on 2016-01-10 (8 Comments) |

| re(5): some stats extended by broll (2016-01-11 23:15:22) |

| some thoughts. by broll (2016-01-10 12:30:36) |

Under A math symbol (in Numbers) Posted on 2016-01-08 (10 Comments) |

| re: More perhaps by broll (2016-01-08 11:06:06) |

| So what's the next one? by broll (2016-01-08 08:24:06) |

Under Floor and Square Division Settlement (in Just Math) Posted on 2016-01-01 (4 Comments) |

| re: answer by broll (2016-01-02 09:38:18) |

Under Infinite Illation Decision (in Just Math) Posted on 2015-12-31 (3 Comments) |

| re: Lucozade (Spoiler) by broll (2016-01-01 08:57:54) |

Under One of Sixteen (in Weights and Scales) Posted on 2015-12-29 (12 Comments) |

| re(4): Short solution. by broll (2016-01-12 22:14:47) |

| re(2): Short solution. by broll (2016-01-11 23:08:08) |

| Short solution. by broll (2015-12-30 22:09:31) |

Under A five letter word (in Word Problems) Posted on 2015-12-28 (6 Comments) |

| re(3): answer by broll (2015-12-30 04:39:09) |

| re: answer by broll (2015-12-29 09:36:07) |

Under How many eggs? (in Just Math) Posted on 2015-12-28 (5 Comments) |

| re(2): Possible solution by broll (2015-12-28 21:48:32) |

| Possible solution by broll (2015-12-28 09:24:13) |

Under Expression and Perfect Square 2 (in Just Math) Posted on 2015-12-25 (3 Comments) |

| re(2): Two small solutions and a conjecture by broll (2015-12-28 04:10:19) |

Under Triple Letter Occurrence, Twice! (in Word Problems) Posted on 2015-12-10 (3 Comments) |

| One answer by broll (2015-12-10 09:02:11) |

Under A Math Problem (in Just Math) Posted on 2015-12-03 (6 Comments) |

| re: A change by broll (2016-02-07 08:12:52) |

| Solution now posted. by broll (2016-01-30 00:20:00) |

| New Year's Resolution by broll (2015-12-30 22:30:18) |

| re: computer solution of a way that works by broll (2015-12-03 22:45:02) |

Under Variety of divisors (in Numbers) Posted on 2015-12-03 (3 Comments) |

| solution by broll (2015-12-03 11:14:52) |

Under Table's peculiarity (in Just Math) Posted on 2015-11-29 (6 Comments) |

| Look, no hands! by broll (2015-11-30 23:53:34) |

| re(2): Example needed by broll (2015-11-30 10:50:23) |

| Example needed by broll (2015-11-30 03:20:39) |

Under Optimizing Potency (in Algorithms) Posted on 2015-11-19 (10 Comments) |

| re(2): Triangular numbers and Pascal's Triangle (spoiler) by broll (2015-11-27 21:42:19) |

| Well, I was wrong! by broll (2015-11-20 20:16:56) |

| Possible approach. by broll (2015-11-20 03:06:03) |

Under Irrational Decision (in Just Math) Posted on 2015-11-15 (6 Comments) |

| re: N=2 only by broll (2015-11-16 07:48:35) |

Under Two sisters (in Famous Riddles) Posted on 2015-11-12 (2 Comments) |

| Possible solution by broll (2015-11-12 08:06:02) |

Under No peace (in Word Problems) Posted on 2015-10-29 (4 Comments) |

| re: Most, but not all by broll (2015-10-29 09:58:52) |

Under Cube Root Sum Puzzle (in Just Math) Posted on 2015-10-24 (1 Comments) |

| Possible solution by broll (2015-10-24 11:29:46) |

Under Triangular and Square Settlement (in Just Math) Posted on 2015-10-13 (7 Comments) |

| re(2): possible solution. //infinitely many ? by broll (2015-10-14 04:51:38) |

| possible solution. by broll (2015-10-13 11:54:42) |

Under Expression and Perfect Square (in Just Math) Posted on 2015-10-10 (2 Comments) |

| False by broll (2015-10-11 13:42:14) |

Under Cryptajoke IX (in Cryptography) Posted on 2015-09-28 (2 Comments) |

| No way. by broll (2015-09-28 10:22:22) |

Under Expression Product Exercise (in Just Math) Posted on 2015-09-18 (5 Comments) |

| re: computer exploration -- far from a proof by broll (2015-09-19 03:03:04) |

| possible solution by broll (2015-09-18 23:56:26) |

Under Not Variety, but... (in Word Problems) Posted on 2015-09-03 (4 Comments) |

| re: Sorry, wrong answers (spoiler) by broll (2015-09-04 01:08:00) |

Under Power Difference Puzzle (in Just Math) Posted on 2015-07-30 (3 Comments) |

| solution by broll (2015-07-30 10:52:25) |

Under Linear and Quadratic Sum Puzzle (in Just Math) Posted on 2015-07-25 (3 Comments) |

| a solution by broll (2015-07-25 09:56:08) |

Under Guessing suit (in Probability) Posted on 2015-07-20 (13 Comments) |

| Really? by broll (2015-07-22 05:26:02) |

Under Powers of Ten (in Sequences) Posted on 2015-07-14 (7 Comments) |

| re: Pwerful answer (spoiler) by broll (2015-07-15 05:41:40) |

Under A powerful resemblance. (in Just Math) Posted on 2015-07-12 (2 Comments) |

| re: Stumped by broll (2017-01-01 23:15:58) |

Under Complete and Start Puzzle (in Word Problems) Posted on 2015-07-10 (4 Comments) |

| A couple of possibilities by broll (2015-07-10 09:27:05) |

Under Perfect Square Sum - Not (in Just Math) Posted on 2015-07-08 (1 Comments) |

| Solution by broll (2015-07-08 12:04:49) |

Under A radical question (in General) Posted on 2015-07-08 (4 Comments) |

| Thoughts by broll (2015-07-08 10:03:18) |

Under Primary problem III (in Numbers) Posted on 2015-07-03 (2 Comments) |

| Possible solution by broll (2015-07-04 06:28:58) |

Under Quite a triplet (in Numbers) Posted on 2015-07-02 (10 Comments) |

| re(3): computer solution -- prolonged search by broll (2015-07-04 00:06:06) |

| re: computer solution by broll (2015-07-02 22:23:37) |

Under More than Spoonerisms (in Word Problems) Posted on 2015-06-25 (2 Comments) |

| re: Little early in the day here... by broll (2015-06-25 08:54:30) |

Under It is not 8^5 (in Numbers) Posted on 2015-06-24 (3 Comments) |

| Solution (Spoiler) by broll (2015-06-24 08:45:20) |

Under Harmonic Diophantine Hindrance (in Just Math) Posted on 2015-06-21 (3 Comments) |

| re: question re: Possible solution by broll (2015-06-23 00:45:51) |

| Possible solution by broll (2015-06-21 23:09:47) |

Under Oh no, not Monty again! (in Probability) Posted on 2015-06-17 (9 Comments) |

| re(2): Solution by broll (2016-04-14 05:38:09) |

| re: $1K is better than a goat, at any rate! by broll (2015-06-17 10:20:45) |

| re: Thoughts. No solution. by broll (2015-06-17 09:26:14) |

Under Which integer was removed? (in Just Math) Posted on 2015-06-15 (2 Comments) |

| Thoughts by broll (2015-06-16 00:20:57) |

Under No Unit Cube Dissection (in Shapes) Posted on 2015-06-11 (7 Comments) |

| Thoughts by broll (2015-06-14 00:26:06) |

Under Cube root sum equality puzzle (in Just Math) Posted on 2015-06-09 (2 Comments) |

| Thoughts by broll (2015-06-10 07:22:32) |

Under Tax Collector (in Games) Posted on 2015-05-26 (6 Comments) |

| re(2): Thoughts. by broll (2015-05-26 09:06:48) |

| Thoughts. by broll (2015-05-26 08:51:38) |

Under Homophone Hindrance (in Word Problems) Posted on 2015-05-25 (2 Comments) |

| Solution (Spoiler) by broll (2015-05-25 08:33:41) |

Under Proper Power Poser (in Just Math) Posted on 2015-05-23 (1 Comments) |

| Possible solution. by broll (2015-05-24 03:49:02) |

Under Three consecutive letters (in Word Problems) Posted on 2015-05-20 (4 Comments) |

| Hint by broll (2015-05-20 07:53:31) |

Under 7G vs 7B (in General) Posted on 2015-05-18 (2 Comments) |

| re: No Subject by broll (2015-05-18 22:39:57) |

Under 112233....99 scrambled (in Numbers) Posted on 2015-05-13 (2 Comments) |

| re: Always in the last place you look - spoiler by broll (2015-05-13 22:43:58) |

Under Product Divides Sum? (in Just Math) Posted on 2015-05-12 (3 Comments) |

| re: Analytical Solution by broll (2015-05-13 05:38:28) |

Under How far can you go? (in Numbers) Posted on 2015-05-12 (6 Comments) |

| re(3): Go on, indeed. by broll (2015-05-13 05:02:09) |

| re: Go on, indeed. by broll (2015-05-12 10:23:17) |

Under Sum Root Sum Settlement (in Just Math) Posted on 2015-05-10 (5 Comments) |

| re: Boy, am I dense this week! by broll (2015-05-13 05:52:19) |

Under Positive Pair Poser (in Just Math) Posted on 2015-05-09 (8 Comments) |

| re: Two unhelpful(?) observations by broll (2015-05-10 08:08:17) |

Under Rational Square Sum (in Just Math) Posted on 2015-05-07 (5 Comments) |

| Generalisation. by broll (2015-05-08 09:15:06) |

Under Rhyme time (in Word Problems) Posted on 2015-05-07 (6 Comments) |

| 11 by broll (2015-05-08 09:42:34) |

| 3,12. by broll (2015-05-08 09:30:57) |

Under A thing whereon all Princes lie (in Famous Riddles) Posted on 2015-05-04 (2 Comments) |

| Possible solution by broll (2015-05-04 08:42:02) |

Under Largest palindrome (in Numbers) Posted on 2015-04-27 (4 Comments) |

| re: program solution by broll (2015-04-27 22:07:32) |

Under Seventeen divides expression? (in Just Math) Posted on 2015-04-26 (3 Comments) |

| A solution by broll (2015-04-26 12:39:00) |

Under Divisor Determination (in Just Math) Posted on 2015-04-25 (2 Comments) |

| re: A start? by broll (2015-04-25 23:49:52) |

Under Island Adventure 2 (in Liars and Knights) Posted on 2015-04-21 (4 Comments) |

| re: Answer by broll (2015-04-21 10:12:04) |

Under 2012 Lamps (in Games) Posted on 2015-04-17 (5 Comments) |

| re(4): Possible solution by broll (2015-04-18 23:34:00) |

| re(2): Possible solution by broll (2015-04-18 04:48:58) |

| Possible solution by broll (2015-04-17 23:53:38) |

Under A Chinese Scene (in Word Problems) Posted on 2015-04-17 (4 Comments) |

| re: yes, many... by broll (2015-04-20 22:45:52) |

Under Name the location (in Word Problems) Posted on 2015-04-16 (1 Comments) |

| A few Mexicans come in might be more accurate (spoiler) by broll (2015-04-16 08:57:25) |

Under 2^(10n) (in Numbers) Posted on 2015-04-15 (8 Comments) |

| Solution (spoiler) by broll (2015-04-15 08:05:15) |

Under So what? (in General) Posted on 2015-04-13 (5 Comments) |

| re(2): Facilissimus by broll (2015-04-13 09:53:27) |

| Facilissimus by broll (2015-04-13 08:21:11) |

Under From product to town (in Word Problems) Posted on 2015-04-10 (2 Comments) |

| re: computer assisted solution by broll (2015-04-11 08:40:20) |

Under Bright light (in Science) Posted on 2015-04-09 (9 Comments) |

| Interesting question. by broll (2015-04-09 23:47:03) |

Under Tile flipping (in Just Math) Posted on 2015-04-08 (12 Comments) |

| re(2): Thoughts - a counterexample for you by broll (2015-04-09 09:59:00) |

| Thoughts by broll (2015-04-09 00:55:35) |

Under Roman palindrome (in Numbers) Posted on 2015-04-07 (3 Comments) |

| re: Depending on what's allowed. by broll (2015-04-07 09:42:44) |

Under Cubic Sum Settlement (in Just Math) Posted on 2015-04-05 (1 Comments) |

| No way, Jose by broll (2015-04-05 21:16:00) |

Under Geometric Rubric (in Just Math) Posted on 2015-04-04 (2 Comments) |

| re: Something cool I never knew about polynomials (hint) by broll (2015-04-05 01:36:32) |

Under Chord Triangle Constant (in Geometry) Posted on 2015-03-21 (4 Comments) |

| Sines and secants by broll (2015-03-23 04:54:09) |

Under Rectangular Rearrangement Resolution (in Shapes) Posted on 2015-03-20 (5 Comments) |

| The trivial case answers it. by broll (2015-03-20 08:23:51) |

Under Linear and Quadratic Square (in Just Math) Posted on 2015-03-15 (4 Comments) |

| re(2): A way not to do it. by broll (2016-06-14 05:10:32) |

| A way not to do it. by broll (2015-03-16 01:18:47) |

Under Location, location, location (in Geometry) Posted on 2015-03-12 (8 Comments) |

| re(4): To answer the question... by broll (2015-03-13 12:58:57) |

| re(2): To answer the question... by broll (2015-03-12 23:18:02) |

| To answer the question... by broll (2015-03-12 12:45:01) |

Under Squeeze between neighbors (in Numbers) Posted on 2015-03-11 (1 Comments) |

| solution by broll (2015-03-11 09:02:39) |

Under Root sum equals integer (in Just Math) Posted on 2015-03-10 (7 Comments) |

| An alternative method. by broll (2015-03-11 01:16:35) |

| re(4): solution & playing around by broll (2015-03-10 22:49:35) |

Under Line Ratio Resolution (in Shapes) Posted on 2015-03-04 (4 Comments) |

| re(2): Possible solution -- but using Geometers Sketchpad by broll (2015-03-05 10:44:59) |

| Possible solution by broll (2015-03-04 20:58:22) |

Under Prime and perfect (in Numbers) Posted on 2015-02-27 (3 Comments) |

| re: Solution - may not be complete by broll (2015-02-28 22:03:17) |

Under Approximating radicals (in Numbers) Posted on 2015-02-17 (4 Comments) |

| More thoughts by broll (2015-02-17 21:01:15) |

Under Bound the product (in Numbers) Posted on 2015-02-13 (4 Comments) |

| re(2): Possible solution. Correction and second part. by broll (2015-02-13 13:01:11) |

| Possible solution. by broll (2015-02-13 12:28:19) |

Under Crime to Meditation (in Word Problems) Posted on 2015-02-11 (3 Comments) |

| re(2): A little poem by broll (2015-02-14 01:56:54) |

| A little poem by broll (2015-02-12 07:11:21) |

Under Octic Sum Settlement (in Just Math) Posted on 2015-02-06 (3 Comments) |

| re: Answer only (possible spoiler) by broll (2015-02-07 04:22:17) |

| Answer only (possible spoiler) by broll (2015-02-07 03:22:15) |

Under Quite a normal question (in Riddles) Posted on 2015-02-02 (2 Comments) |

| Possible solution by broll (2015-02-03 09:01:48) |

Under Real Value Validation (in Just Math) Posted on 2015-02-01 (3 Comments) |

| re: Quick and dirty (spoiler) by broll (2015-02-01 23:28:57) |

Under Integral Proof (in Numbers) Posted on 2015-01-26 (3 Comments) |

| possible approach. by broll (2015-01-26 21:42:55) |

Under Possible or not? (in Just Math) Posted on 2015-01-17 (6 Comments) |

| re(4): possible solution by broll (2015-01-18 05:55:58) |

| re(2): possible solution by broll (2015-01-17 23:01:42) |

| possible solution by broll (2015-01-17 20:58:17) |

Under Chinese New Year (in General) Posted on 2015-01-16 (8 Comments) |

| re: computer solution by broll (2015-01-16 21:23:45) |

Under Three conditions define a triplet (in Just Math) Posted on 2015-01-14 (2 Comments) |

| possible solution by broll (2015-01-14 18:29:21) |

Under Potato puzzle (in Riddles) Posted on 2015-01-13 (1 Comments) |

| possible solution by broll (2015-01-14 18:47:07) |

Under T times T creates another T?? (in Just Math) Posted on 2015-01-11 (8 Comments) |

| Another thought by broll (2015-01-12 22:37:21) |

| An equivalent problem by broll (2015-01-12 12:51:54) |

Under Integer Divisor Illation (in Just Math) Posted on 2015-01-10 (1 Comments) |

| Possible solution by broll (2015-01-11 02:35:48) |

Under Find the remainder (in Just Math) Posted on 2015-01-09 (3 Comments) |

| possible solution (spoiler) by broll (2015-01-09 09:51:09) |

Under Trigo inequality (in Just Math) Posted on 2014-12-11 (11 Comments) |

| re: solution by broll (2014-12-12 08:49:30) |

Under Which is which (in Cryptography) Posted on 2014-12-10 (9 Comments) |

| re: u u am po by broll (2014-12-11 02:17:34) |

Under Out of this word (in Word Problems) Posted on 2014-12-08 (9 Comments) |

| re(5): Most of a solution ---- hint , .....partial. spoiler by broll (2014-12-08 23:43:51) |

Under Triangle Area Trial (in Shapes) Posted on 2014-12-07 (3 Comments) |

| Possible solution by broll (2014-12-08 22:38:53) |

Under So close, but no closer... (in Just Math) Posted on 2014-12-04 (5 Comments) |

| re(3): computer assisted solution, a question by broll (2014-12-05 00:37:57) |

| re: computer assisted solution by broll (2014-12-04 23:19:46) |

Under Number machine problem 2 (in Algorithms) Posted on 2014-12-02 (3 Comments) |

| possible solution by broll (2014-12-04 01:26:07) |

Under What not? (in General) Posted on 2014-12-01 (4 Comments) |

| all in the stars by broll (2014-12-01 10:00:43) |

Under Simultaneous Surmise (in Just Math) Posted on 2014-11-29 (3 Comments) |

| re: Finally! by broll (2014-11-29 22:28:33) |

Under Just a tiny addition (in Just Math) Posted on 2014-11-18 (5 Comments) |

| re(2): digit 3? by broll (2014-11-18 23:48:20) |

Under Diophantine Doldrum (in Just Math) Posted on 2014-11-15 (2 Comments) |

| A general solution. by broll (2014-11-15 23:55:07) |

Under An aSCending SCale (in Word Problems) Posted on 2014-11-14 (7 Comments) |

| re(3): some examples from the computer by broll (2014-11-15 08:13:03) |

| re: some examples from the computer by broll (2014-11-15 00:26:44) |

Under Chairs galore (in Just Math) Posted on 2014-10-31 (4 Comments) |

| re: solution and discussion by broll (2014-10-31 11:38:39) |

Under Area Ascertainment II (in Shapes) Posted on 2014-10-24 (8 Comments) |

| re(2): Nice problem by broll (2014-10-25 09:04:35) |

| Nice problem by broll (2014-10-24 23:53:09) |

Under Cot Ratio Conclusion (in Just Math) Posted on 2014-10-18 (2 Comments) |

| Observation by broll (2014-10-19 23:59:45) |

Under Open, Sesame! (in Probability) Posted on 2014-10-14 (3 Comments) |

| re: If the key fits ... (spoiler) by broll (2014-10-15 08:50:42) |

Under A versatile number (in Numbers) Posted on 2014-10-13 (6 Comments) |

| re: manual solution to bonus is wrong by broll (2014-10-14 09:02:39) |

Under Greatest GCD (in Sequences) Posted on 2014-10-12 (5 Comments) |

| re: Generalised approach - tying up the loose ends. by broll (2014-10-12 23:17:54) |

| Generalised approach by broll (2014-10-12 21:57:18) |

Under Inverse Power Pact (in Just Math) Posted on 2014-10-02 (2 Comments) |

| Possible solution by broll (2014-10-02 10:59:28) |

Under Square Result Rumination (in Just Math) Posted on 2014-09-28 (6 Comments) |

| re: other types of cases by broll (2014-09-29 02:58:24) |

| re(2): Technical solution--but a larger question remains. by broll (2014-09-28 11:19:03) |

Under Cubic Minimum (in Just Math) Posted on 2014-09-26 (7 Comments) |

| re(2): generalised approach. by broll (2014-09-27 08:50:06) |

| generalised approach. by broll (2014-09-27 01:09:51) |

Under Once a Liar, always a Liar 3 (in Logic) Posted on 2014-09-21 (11 Comments) |

| re: Stuck on Part I (where did I go wrong?) by broll (2014-09-22 01:46:39) |

Under Pick a letter (in Logic) Posted on 2014-09-18 (4 Comments) |

| possible solution by broll (2014-09-19 00:23:13) |

Under Comparing weights (in Weights and Scales) Posted on 2014-09-09 (3 Comments) |

| Solution by broll (2014-09-16 01:25:25) |

Under Circles at a point. (in Geometry) Posted on 2014-09-07 (3 Comments) |

| re: Solution? by broll (2014-09-07 13:04:38) |

Under Fibo's quickie (in Logic) Posted on 2014-09-03 (4 Comments) |

| Not convinced by broll (2014-09-10 00:14:23) |

Under Triangular Triangulation (in Just Math) Posted on 2014-08-30 (4 Comments) |

| re(2): As many as you want. by broll (2014-09-02 01:49:43) |

| As many as you want. by broll (2014-08-31 06:02:40) |

Under The Real Cyclic Quad (in Geometry) Posted on 2014-08-23 (2 Comments) |

| Part of it. by broll (2014-08-23 11:45:34) |

Under Square Cut (in Shapes) Posted on 2014-08-20 (2 Comments) |

| Solution by broll (2014-08-20 10:27:57) |

Under Six tangents (in Just Math) Posted on 2014-08-17 (8 Comments) |

| re(3): Interesting observation by broll (2014-08-18 05:02:01) |

Under Cutting corners. (in Shapes) Posted on 2014-08-14 (5 Comments) |

| re(3): what is wanted? by broll (2014-08-17 02:45:00) |

| re: what is wanted? by broll (2014-08-15 00:51:35) |

Under Some Triangles Sum 2014 (in Just Math) Posted on 2014-08-12 (5 Comments) |

| re(2): Possible Solution by broll (2014-08-13 01:13:26) |

| Possible Solution by broll (2014-08-12 15:26:33) |

Under Unknown Power Ponder (in Just Math) Posted on 2014-08-11 (4 Comments) |

| re(2): Paper and pencil solution (spoiler?) by broll (2014-08-12 08:17:35) |

Under Tiling Trial (in Shapes) Posted on 2014-07-24 (2 Comments) |

| Solution by broll (2014-07-25 10:30:28) |

Under Orange Outlook (in Just Math) Posted on 2014-07-22 (3 Comments) |

| Unlikely approach by broll (2014-07-23 02:50:57) |

Under n2m or m2n ? (in Just Math) Posted on 2014-07-16 (6 Comments) |

| Some Thoughts by broll (2014-07-16 12:29:36) |

Under A periodical fraction (in Numbers) Posted on 2014-07-11 (3 Comments) |

| Solution by broll (2014-07-12 01:01:37) |

Under Cinq Confusion (in Shapes) Posted on 2014-07-10 (2 Comments) |

| possible solution by broll (2014-07-10 11:26:17) |

Under An equation (in Just Math) Posted on 2014-07-03 (5 Comments) |

| re: solution by broll (2014-07-14 01:09:15) |

| Part of it by broll (2014-07-05 03:02:24) |

Under Letter Carrier (in Word Problems) Posted on 2014-07-03 (3 Comments) |

| Big Muddy by broll (2014-07-03 11:55:28) |

Under F. to P. generator (in Numbers) Posted on 2014-06-25 (4 Comments) |

| re: Isn't this more general and simple? by broll (2014-06-27 02:09:59) |

| Solution by broll (2014-06-26 03:32:23) |

Under 2+2=4 is true (in Just Math) Posted on 2014-06-22 (2 Comments) |

| possible solution by broll (2014-06-22 10:09:20) |

Under Taking the Fifth (in Just Math) Posted on 2014-06-21 (5 Comments) |

| re: Solution by broll (2017-05-05 09:20:26) |

| Another clue by broll (2014-07-04 08:46:47) |

| Hint by broll (2014-06-22 10:24:33) |

Under Validity Vindication (in Shapes) Posted on 2014-06-18 (2 Comments) |

| a rough method by broll (2014-06-18 11:53:25) |

Under First Names (in Word Problems) Posted on 2014-06-15 (6 Comments) |

| a flower by broll (2014-06-16 01:17:13) |

| a fish by broll (2014-06-16 01:04:37) |

Under 997 ways (in Just Math) Posted on 2014-06-14 (3 Comments) |

| re: A tiny hint NEEDED by broll (2014-06-15 04:09:26) |

Under One, two, three, five. (in Just Math) Posted on 2014-06-07 (3 Comments) |

| re: Hint by broll (2014-06-15 04:15:07) |

| Hint by broll (2014-06-13 02:14:06) |

Under 4 ways (in Sequences) Posted on 2014-06-04 (6 Comments) |

| re(2): Other possibilities. by broll (2014-06-05 05:03:29) |

| Other possibilities. by broll (2014-06-05 00:50:31) |

Under Money Division Muse (in Just Math) Posted on 2014-05-27 (4 Comments) |

| re(2): So close yet so far? by broll (2014-05-28 09:12:04) |

Under Bricks and Box Baffle (in Shapes) Posted on 2014-05-23 (2 Comments) |

| Proving it without doing it. by broll (2014-05-25 06:29:22) |

Under Integer Divisibility Dilemma II (in Just Math) Posted on 2014-05-22 (6 Comments) |

| re(3): answers first by broll (2014-05-24 03:37:14) |

| re: answers first by broll (2014-05-22 10:04:08) |

Under Digital Prime (in Just Math) Posted on 2014-05-04 (2 Comments) |

| Possible solution by broll (2014-05-04 22:50:11) |

Under Powerful Divisor (in Just Math) Posted on 2014-05-01 (8 Comments) |

| re: solution by broll (2014-05-02 09:38:04) |

Under Cubic Sequence? (in Sequences) Posted on 2014-04-16 (2 Comments) |

| re: Easy to answer, proof not so much. (solution) by broll (2014-04-17 15:47:39) |

Under Pseudo-FIBO (in Sequences) Posted on 2014-04-14 (5 Comments) |

| Part a; possible solution by broll (2014-04-15 14:10:49) |

Under Pythagorean triangle (in Just Math) Posted on 2014-03-10 (2 Comments) |

| re: The 21 smallest by broll (2014-03-11 09:14:57) |

Under Minimizing Trigo value (in Numbers) Posted on 2014-03-02 (7 Comments) |

| re(3): answer by broll (2014-03-03 00:37:24) |

| re: answer by broll (2014-03-02 15:00:51) |

Under Smallest Integer Determination (in Just Math) Posted on 2014-02-02 (2 Comments) |

| possible solution by broll (2014-02-03 07:00:39) |

Under Constant Ratio (in Just Math) Posted on 2013-12-17 (2 Comments) |

| Possible approach by broll (2013-12-17 22:42:21) |

Under Lucas squares (in Just Math) Posted on 2013-12-15 (6 Comments) |

| re(5): Long solution. by broll (2013-12-17 22:39:34) |

| re(3): Long solution. by broll (2013-12-17 03:15:58) |

| re: Long solution. by broll (2013-12-16 14:06:09) |

Under Square Crossed Sequence (in Sequences) Posted on 2013-12-09 (3 Comments) |

| Possible solution by broll (2013-12-09 23:42:38) |

Under Consecutive Base Baffle (in Just Math) Posted on 2013-12-04 (4 Comments) |

| re(2): computer solution by broll (2013-12-05 02:51:14) |

Under Square in a Pentagon (in Geometry) Posted on 2013-12-01 (4 Comments) |

| re(2): More likely to be correct solution. by broll (2013-12-03 06:27:14) |

Under A Square, a Rectangle and a Triangle (in Geometry) Posted on 2013-11-17 (3 Comments) |

| re: disagree by broll (2013-12-02 07:25:39) |

Under Digital Dilemma (in Just Math) Posted on 2013-11-15 (7 Comments) |

| re(3): The last few digits of a smaller number by broll (2013-11-18 00:46:42) |

| re(2): The last few digits of a smaller number by broll (2013-11-17 00:34:08) |

| The last few digits by broll (2013-11-16 01:38:05) |

Under Cubic Impression (in Just Math) Posted on 2013-11-02 (4 Comments) |

| re: No Subject by broll (2013-11-16 00:55:21) |

| Possible approach by broll (2013-11-03 01:38:50) |

Under Pasture Puzzles (in Just Math) Posted on 2013-11-01 (10 Comments) |

| re(5): Solution by broll (2013-11-07 05:43:33) |

| re(3): Solution by broll (2013-11-06 10:59:18) |

| re(3): Solution by broll (2013-11-06 10:46:21) |

| re: Solution by broll (2013-11-06 00:58:15) |

Under Perfect Prime Provision? (in Just Math) Posted on 2013-10-27 (2 Comments) |

| Full solution (spoiler) by broll (2013-10-27 09:57:07) |

Under Oddly Powered (in Just Math) Posted on 2013-10-25 (1 Comments) |

| Possible solution. by broll (2013-10-25 13:33:06) |

Under Drinking Dwarfs (in Just Math) Posted on 2013-10-23 (6 Comments) |

| re(2): solution (Two for the price of one.) (spoiler) by broll (2013-10-24 07:27:49) |

| solution (Two for the price of one.) (spoiler) by broll (2013-10-24 01:22:09) |

Under DoDeCaGon (in Shapes) Posted on 2013-10-18 (4 Comments) |

| Solution (spoiler) by broll (2013-10-18 09:47:50) |

Under Smart Man (in Logic) Posted on 2013-10-17 (3 Comments) |

| Possible solution by broll (2013-10-17 11:26:59) |

Under Minimum Sum Muse (in Just Math) Posted on 2013-10-16 (4 Comments) |

| re: A better answer by broll (2013-10-17 03:30:45) |

| possible solution by broll (2013-10-16 12:56:00) |

Under Powering (in Just Math) Posted on 2013-10-05 (5 Comments) |

| possible solution by broll (2013-10-05 14:24:36) |

Under Non existing altitudes (in Geometry) Posted on 2013-10-03 (4 Comments) |

| possible solution. by broll (2013-10-04 04:33:00) |

Under Listing cubes (in Numbers) Posted on 2013-10-01 (3 Comments) |

| Possible solution by broll (2013-10-02 01:49:50) |

Under Warm/Cool Number Guessing (in Numbers) Posted on 2013-09-30 (6 Comments) |

| re(2): A limit by broll (2013-10-02 02:31:18) |

| A limit by broll (2013-10-01 07:05:56) |

Under Minimum perimeter length (2) (in Just Math) Posted on 2013-09-19 (3 Comments) |

| re(2): possible solution. by broll (2013-09-20 15:42:21) |

| possible solution. by broll (2013-09-20 07:26:26) |

Under All zeroes solution (in Numbers) Posted on 2013-09-01 (3 Comments) |

| re: solution by broll (2013-09-02 05:02:05) |

Under Wild and Wooley Numbers (in Numbers) Posted on 2013-08-28 (2 Comments) |

| This explains it (spoiler) by broll (2013-08-29 04:45:27) |

Under Mission impossible II (in Numbers) Posted on 2013-08-26 (7 Comments) |

| Some thoughts by broll (2013-08-27 05:28:06) |

Under The cunning Condition (in Just Math) Posted on 2013-08-25 (5 Comments) |

| re: answer ONLY - spoiler by broll (2013-08-25 12:44:50) |

Under Decimal Digit Determination (in Just Math) Posted on 2013-08-24 (5 Comments) |

| re(2): much of a problem even with a computer by broll (2013-08-25 12:36:13) |

| re: much of a problem even with a computer by broll (2013-08-25 07:40:41) |

Under Related Series (in Sequences) Posted on 2013-08-23 (2 Comments) |

| Solution (spoiler) by broll (2013-08-23 14:00:11) |

Under Morley's Ghost (in Geometry) Posted on 2013-08-10 (3 Comments) |

| re: Solution by broll (2013-08-25 07:55:30) |

Under Not applicable to driving (in Riddles) Posted on 2013-08-08 (2 Comments) |

| Answer by broll (2013-08-08 10:04:01) |

Under Circles Around a Circle (in Just Math) Posted on 2013-08-07 (2 Comments) |

| another way by broll (2013-08-08 01:33:44) |

Under Near Pythagoras (in Just Math) Posted on 2013-07-31 (4 Comments) |

| re: computer solution by broll (2013-08-01 03:11:55) |

Under Remember that (in Numbers) Posted on 2013-07-30 (4 Comments) |

| A poem. by broll (2013-07-30 09:48:17) |

Under Faulty Card Shuffler (in General) Posted on 2013-07-24 (10 Comments) |

| Brians solution by broll (2013-07-25 03:09:11) |

Under Repunits and bases (in Numbers) Posted on 2013-07-24 (6 Comments) |

| Answer: by broll (2013-07-24 11:29:46) |

Under 4b4N & after (in Numbers) Posted on 2013-07-17 (3 Comments) |

| re: Bonus later (spoiler) by broll (2013-07-18 09:57:04) |

Under Framing (in Geometry) Posted on 2013-07-16 (3 Comments) |

| re: A Start? by broll (2013-07-17 11:23:46) |

Under Easy Findings (in Numbers) Posted on 2013-06-26 (3 Comments) |

| expression as sum by broll (2013-06-27 01:14:40) |

Under Shiny Numbers (in Just Math) Posted on 2013-06-20 (6 Comments) |

| Some thoughts by broll (2013-06-22 07:10:02) |

Under Any others? (in Numbers) Posted on 2013-06-18 (9 Comments) |

| re: No Subject by broll (2013-06-22 01:23:06) |

| re(5): Solution - flaw? by broll (2013-06-20 03:14:26) |

| re(2): Solution - flaw? by broll (2013-06-19 06:06:31) |

Under Introductions all around (in General) Posted on 2013-06-14 (8 Comments) |

| It's not who you know, but who you don't know, that's important. by broll (2013-06-16 13:14:42) |

| re(2): Possible solution by broll (2013-06-15 11:46:30) |

| Possible solution by broll (2013-06-15 08:42:22) |

Under Chess game reconstruction (in Games) Posted on 2013-06-08 (1 Comments) |

| possible solution by broll (2013-06-08 12:25:14) |

Under Crossed Cylinders (in Shapes) Posted on 2013-05-25 (1 Comments) |

| possible approach by broll (2013-05-26 10:16:03) |

Under Positive Integer, Odd Digits, Divisibility (in Just Math) Posted on 2013-05-12 (5 Comments) |

| Possible answer by broll (2013-05-13 10:34:32) |

Under Attack! (2) (in Games) Posted on 2013-05-09 (7 Comments) |

| re(2): Why the 'white' king? by broll (2013-05-11 10:53:19) |

Under No comments (in Numbers) Posted on 2013-05-07 (2 Comments) |

| No comment by broll (2013-05-08 10:25:50) |

Under Time for some Prime (in Just Math) Posted on 2013-05-05 (1 Comments) |

| possible solution by broll (2013-05-06 01:29:17) |

Under Dark Divisibility (in Just Math) Posted on 2013-04-27 (18 Comments) |

| re(3): Proof by broll (2013-05-11 00:31:28) |

| re: Proof by broll (2013-05-10 02:15:34) |

| Is this list exhaustive? by broll (2013-04-29 08:13:56) |

| re: another by broll (2013-04-28 10:37:21) |

| re: No Subject by broll (2013-04-28 10:06:33) |

| Hmmm. by broll (2013-04-27 12:08:44) |

Under Power Remainder III (in Just Math) Posted on 2013-04-22 (4 Comments) |

| re: What am I missing? (spoiler) by broll (2013-04-22 15:20:32) |

Under Elegantly Greedy Pirates (in Just Math) Posted on 2013-04-20 (5 Comments) |

| re: Power of the supermajority (spoiler) by broll (2013-04-21 01:59:55) |

Under A scaled-down experiment (in Science) Posted on 2013-04-17 (2 Comments) |

| re: Solution (w/o bonus) by broll (2013-04-29 00:52:54) |

Under Prime Mean (in Just Math) Posted on 2013-04-17 (5 Comments) |

| possible solution by broll (2013-04-17 10:46:10) |

Under Neat Network II (in General) Posted on 2013-04-05 (4 Comments) |

| some thoughts by broll (2013-04-05 15:21:22) |

Under Role Models (in Riddles) Posted on 2013-04-05 (2 Comments) |

| Hint by broll (2013-04-05 10:24:04) |

Under Temperature Temperament II (in Science) Posted on 2013-04-04 (2 Comments) |

| re: solution by broll (2013-04-06 02:13:20) |

Under Reasonable Suspicion (in Riddles) Posted on 2013-04-01 (5 Comments) |

| thoughts by broll (2013-04-02 10:11:11) |

Under Dangerous Expression for Rationals (in Numbers) Posted on 2013-03-31 (5 Comments) |

| I don't doubt it. by broll (2013-04-05 06:17:39) |

Under irreducible? (in Just Math) Posted on 2013-03-29 (6 Comments) |

| hmmmm by broll (2013-03-29 10:32:05) |

Under Ten items to classify (in General) Posted on 2013-03-27 (8 Comments) |

| re(2): No Subject a small hint by broll (2013-03-28 01:36:05) |

| No Subject by broll (2013-03-28 00:09:31) |

Under Irrational ^ Irrational = Rational (in Numbers) Posted on 2013-03-27 (3 Comments) |

| re: No Subject by broll (2013-03-27 04:36:56) |

Under Mileage Muse (in Numbers) Posted on 2013-03-26 (7 Comments) |

| Part 1 only by broll (2013-03-26 11:31:08) |

Under Conga Primes (in Numbers) Posted on 2013-03-23 (11 Comments) |

| re: still no luck on part 2 by broll (2013-03-29 10:09:08) |

| re: more results, but still no part 2 soln by broll (2013-03-27 09:08:51) |

| re: still no luck on part 2 by broll (2013-03-27 08:02:19) |

| re: still no luck on part 2 by broll (2013-03-27 04:49:33) |

| re: Are there solutions? by broll (2013-03-26 01:11:09) |

Under Repeated part divisible by 9 (in Numbers) Posted on 2013-03-22 (3 Comments) |

| the simple way by broll (2013-03-24 00:17:18) |

Under In camps about the centre I appear (in Famous Riddles) Posted on 2013-03-20 (3 Comments) |

| Difficult one! by broll (2013-03-20 23:36:43) |

Under Four Coin Theorem (in Shapes) Posted on 2013-03-17 (2 Comments) |

| 2 only by broll (2013-03-18 02:22:45) |

Under Rational Rigor II (in Just Math) Posted on 2013-03-16 (3 Comments) |

| re: allof tem - spoiler by broll (2013-03-17 06:18:33) |

Under UN cargo (in Numbers) Posted on 2013-03-13 (9 Comments) |

| re(4): Possible solution...2 hints by broll (2013-03-14 07:23:47) |

| re(2): Possible solution...2 hints by broll (2013-03-14 05:55:29) |

| Possible solution by broll (2013-03-13 12:11:52) |

Under Ornament Orientation (in Liars and Knights) Posted on 2013-03-12 (3 Comments) |

| possible solution by broll (2013-03-12 23:49:45) |

Under True Geometry (in Numbers) Posted on 2013-03-07 (2 Comments) |

| re: hint by broll (2013-03-09 14:02:13) |

Under Quarting the cube (in Just Math) Posted on 2013-02-28 (6 Comments) |

| re: SOLUTION +some add-ons by broll (2013-03-02 06:22:23) |

Under On congruent numbers (in Numbers) Posted on 2013-02-24 (2 Comments) |

| Possible Approach by broll (2013-04-18 01:32:04) |

Under Perfect squares (in Numbers) Posted on 2013-02-21 (2 Comments) |

| There is no solution. by broll (2013-02-22 03:10:18) |

| There is probably no solution by broll (2013-02-22 02:47:36) |

Under Egyptian Number (in Just Math) Posted on 2013-02-09 (5 Comments) |

| Possible approach by broll (2013-02-10 06:59:36) |

Under No Soiree (in Numbers) Posted on 2013-02-07 (9 Comments) |

| re(2): In Shame.....a word of consolation + advice by broll (2013-02-08 04:21:18) |

Under Confused? (in Riddles) Posted on 2013-02-04 (3 Comments) |

| Answer by broll (2013-02-04 12:34:30) |

Under Cubing the square (in Just Math) Posted on 2013-01-30 (8 Comments) |

| re(4): Programming and Excel by broll (2013-01-31 03:14:19) |

| re(2): Programming and Excel by broll (2013-01-31 02:02:37) |

Under Planetary Perception (in Word Problems) Posted on 2013-01-30 (14 Comments) |

| re(2): Last one.....NOW by broll (2013-01-31 02:38:29) |

Under Sum of real Roots (in Just Math) Posted on 2013-01-27 (6 Comments) |

| Possible solution by broll (2013-01-27 11:39:51) |

Under Add 1, Get Harmonic (in Sequences) Posted on 2013-01-25 (2 Comments) |

| Suggested general treatment by broll (2013-01-25 10:18:50) |

Under 9 distinct digits in 3 products (in Numbers) Posted on 2013-01-23 (2 Comments) |

| First part. by broll (2013-01-23 09:55:48) |

Under Twins I (in Just Math) Posted on 2013-01-20 (1 Comments) |

| Examples by broll (2013-01-22 07:41:59) |

Under Off by one (in Numbers) Posted on 2013-01-18 (7 Comments) |

| Leading zeros. by broll (2013-01-19 07:22:14) |

Under Last three digits (in Just Math) Posted on 2013-01-16 (3 Comments) |

| a*b*c=? by broll (2013-01-16 10:03:50) |

Under Thirteenth power (in Just Math) Posted on 2013-01-12 (7 Comments) |

| re: why d1 .?...spoiler by broll (2013-01-12 12:44:01) |

Under Weights and balls (in Weights and Scales) Posted on 2013-01-09 (4 Comments) |

| re(2): Simple method. by broll (2013-01-10 08:29:59) |

| Simple method. by broll (2013-01-10 01:25:02) |

Under Triple 8 (in Numbers) Posted on 2013-01-08 (9 Comments) |

| re(3): Observation by broll (2013-01-11 02:17:18) |

| Generalisation by broll (2013-01-08 10:20:22) |

Under Squaring the triangle (in Just Math) Posted on 2013-01-07 (7 Comments) |

| re(3): Bit different with added consideration - short step? by broll (2013-01-08 07:52:31) |

| re: Bit different with added consideration by broll (2013-01-08 04:37:20) |

| re: computer solution by broll (2013-01-07 23:42:48) |

Under Fifth powers (in Just Math) Posted on 2013-01-06 (8 Comments) |

| An interesting reference by broll (2013-01-06 23:30:32) |

Under Divisible by 2009 (in Just Math) Posted on 2013-01-05 (4 Comments) |

| re(2): As years go by... by broll (2013-01-06 10:33:14) |

| As years go by... by broll (2013-01-05 23:36:02) |

Under Dual Prime Magic (in Numbers) Posted on 2013-01-02 (2 Comments) |

| Possible solution by broll (2013-01-03 00:09:00) |

Under Ring in 2013 (in Numbers) Posted on 2012-12-31 (5 Comments) |

| re(2): 'Slide Rule' Logic by broll (2013-01-02 01:48:36) |

| 'Slide Rule' Logic by broll (2012-12-31 17:16:15) |

Under Odd Men Out (in General) Posted on 2012-12-30 (7 Comments) |

| re(4): Trivia by broll (2013-01-06 06:58:36) |

| re(3): Trivia by broll (2013-01-02 14:13:46) |

| re: Trivia by broll (2013-01-02 03:00:59) |

| re: Trivia by broll (2013-01-02 03:00:43) |

Under Area of semicircle (in Shapes) Posted on 2012-12-27 (3 Comments) |

| Intuitive solution. by broll (2012-12-28 00:03:14) |

Under Perpendicular (in Geometry) Posted on 2012-12-26 (5 Comments) |

| re(2): Possible approach (Spoiler) by broll (2012-12-27 15:28:25) |

| Possible approach by broll (2012-12-26 23:57:56) |

Under Rooting for Three Roots (in Just Math) Posted on 2012-12-23 (3 Comments) |

| re: agree, but . . . by broll (2012-12-24 04:23:35) |

Under Not a Prime (in Just Math) Posted on 2012-12-20 (6 Comments) |

| Try this by broll (2012-12-21 07:04:27) |

| re(2): answer by broll (2012-12-21 06:12:32) |

Under Transfer of initial digit (in Numbers) Posted on 2012-12-20 (2 Comments) |

| re: I believe that there is a limit by broll (2012-12-22 08:33:13) |

Under Ones and Nines (in Just Math) Posted on 2012-12-13 (2 Comments) |

| Progress by broll (2012-12-16 05:39:50) |

| possible approach by broll (2012-12-14 06:43:41) |

Under Exp=log (in Just Math) Posted on 2012-12-12 (9 Comments) |

| re: SPOILER by broll (2012-12-13 05:54:17) |

| re(2): possible solution--correction by broll (2012-12-13 04:21:06) |

Under Subtractive years (in Numbers) Posted on 2012-12-12 (6 Comments) |

| confirm solutions. by broll (2012-12-12 13:59:26) |

Under Go count (in Numbers) Posted on 2012-12-11 (6 Comments) |

| possible approach by broll (2012-12-11 10:50:48) |

Under Primary Problem 2 (in Just Math) Posted on 2012-12-09 (4 Comments) |

| possible approach by broll (2012-12-10 11:43:31) |

Under My new sequence (in Sequences) Posted on 2012-12-08 (5 Comments) |

| re: Poly thoughts? by broll (2012-12-09 07:53:32) |

Under Divisible by 3. (in Just Math) Posted on 2012-12-02 (5 Comments) |

| I think this works: by broll (2012-12-03 07:14:18) |

| re: Confusing problem by broll (2012-12-02 23:41:23) |

| Some thoughts by broll (2012-12-02 11:23:10) |

Under Twelve Period Tease (in Just Math) Posted on 2012-11-30 (5 Comments) |

| possible solution by broll (2012-11-30 11:33:19) |

Under Summing the fiftieth power (in Shapes) Posted on 2012-11-29 (3 Comments) |

| possible approach by broll (2012-11-30 04:52:27) |

Under 3 cubes? - not always (in Just Math) Posted on 2012-11-26 (1 Comments) |

| Solution by broll (2012-11-27 00:34:28) |

Under Getting closer (in Just Math) Posted on 2012-11-25 (6 Comments) |

| re: answer by broll (2012-11-25 12:36:31) |

| solution by broll (2012-11-25 11:57:38) |

Under Skewed Area (in Shapes) Posted on 2012-11-19 (1 Comments) |

| answer by broll (2012-11-19 22:59:20) |

Under Square in Square (in Geometry) Posted on 2012-11-17 (3 Comments) |

| possible solution by broll (2012-11-18 03:52:58) |

Under N 9 Terminations (in Numbers) Posted on 2012-11-11 (4 Comments) |

| possible approach by broll (2012-11-12 00:16:21) |

Under An interesting sequence (in Numbers) Posted on 2012-11-10 (2 Comments) |

| The formula by broll (2012-11-11 01:58:20) |

Under Consecutive Contemplation (in Numbers) Posted on 2012-11-08 (6 Comments) |

| possible solution by broll (2012-11-09 02:04:01) |

Under Extremum Expressions (in Just Math) Posted on 2012-10-15 (4 Comments) |

| My guess by broll (2012-10-15 12:04:33) |

Under Big B's theorem (in Geometry) Posted on 2012-10-14 (2 Comments) |

| Possible approach by broll (2012-10-14 11:05:07) |

Under P/Q (in Just Math) Posted on 2012-10-12 (5 Comments) |

| re: computer solution by broll (2012-10-13 09:11:52) |

| Possible answer by broll (2012-10-12 10:31:35) |

Under Wiki Ladders (in Word Problems) Posted on 2012-10-11 (7 Comments) |

| re: Another 6-link non-winning solution by broll (2012-10-13 04:41:56) |

| re: Another solution by broll (2012-10-12 08:29:03) |

| re: Two solutions by broll (2012-10-11 15:52:32) |

| re: Two solutions by broll (2012-10-11 15:46:34) |

Under Prove it, please (in Just Math) Posted on 2012-10-06 (3 Comments) |

| re(2): Solution by broll (2012-10-06 23:48:15) |

| Solution by broll (2012-10-06 14:53:18) |

Under The way to Normalville (in Liars and Knights) Posted on 2012-10-05 (13 Comments) |

| re(2): First question only by broll (2012-10-08 01:33:12) |

| Thoughts on the second question. by broll (2012-10-07 06:49:10) |

| First question only by broll (2012-10-07 06:21:14) |

Under Very disappointed (in Cryptography) Posted on 2012-09-26 (2 Comments) |

| Possible soution by broll (2012-09-26 11:27:47) |

Under Palindrome ponder (in Just Math) Posted on 2012-09-23 (8 Comments) |

| re: No Subject by broll (2012-09-23 13:21:16) |

| re: SOLUTION+ STRICT DEFINITIONs by broll (2012-09-23 12:33:46) |

Under A Pythagorean piglet (in Just Math) Posted on 2012-09-22 (4 Comments) |

| re(3): Oinking solution. by broll (2012-12-23 09:12:26) |

| re: Oinking solution. by broll (2012-09-26 00:42:04) |

Under Proverbial Wisdom II (in Word Problems) Posted on 2012-09-21 (5 Comments) |

| re(2): symk yrbd syms tlnt......THNKS by broll (2012-09-21 12:03:27) |

| symk yrbd syms tlnt by broll (2012-09-21 11:42:45) |

Under Though this be madness, yet there is method in it... (in Numbers) Posted on 2012-09-20 (6 Comments) |

| Best Answer by broll (2012-09-20 10:42:10) |

Under US or NOT (in Cryptography) Posted on 2012-09-18 (2 Comments) |

| 6/6 by broll (2012-09-18 12:53:25) |

Under Tri Square (in Geometry) Posted on 2012-09-16 (3 Comments) |

| Very close.... by broll (2012-09-17 01:12:46) |

Under A frugal sequence (in Numbers) Posted on 2012-09-14 (13 Comments) |

| re(3): interesting side topic -- economical numbers -- transcription error compounded by broll (2012-09-15 11:00:30) |

| possible approach by broll (2012-09-14 12:09:13) |

| re: Solution by broll (2012-09-14 11:52:53) |

Under by L. Euler (in General) Posted on 2012-09-08 (7 Comments) |

| re: difficulty level by broll (2012-09-09 00:28:20) |

Under Cookie Monster (in Tricks) Posted on 2012-09-06 (4 Comments) |

| re: Another idea by broll (2012-09-06 14:28:57) |

Under 5th powers (in Numbers) Posted on 2012-08-30 (4 Comments) |

| Possible solution by broll (2012-08-30 12:39:53) |

Under A Pythagorean triplet (in Numbers) Posted on 2012-08-28 (4 Comments) |

| Once in a lifetime opportunity by broll (2012-08-28 12:50:23) |

| possible solution by broll (2012-08-28 10:44:00) |

Under Fifth power factor (in Just Math) Posted on 2012-08-22 (3 Comments) |

| re: computer exploration by broll (2012-08-23 01:39:47) |

| Some thoughts by broll (2012-08-22 12:41:47) |

Under Who am I? (in Riddles) Posted on 2012-08-21 (3 Comments) |

| Possible part 1 by broll (2012-08-22 13:15:44) |

| 2 by broll (2012-08-21 10:03:46) |

Under 86 at most (in Numbers) Posted on 2012-08-18 (2 Comments) |

| simple version by broll (2012-08-18 12:38:47) |

Under Some cubes! (in Numbers) Posted on 2012-08-10 (8 Comments) |

| re(4): first part by broll (2012-08-11 12:44:46) |

| re(2): first part by broll (2012-08-11 05:15:41) |

| first part by broll (2012-08-10 12:20:32) |

Under Some Squares Sum Square (in Just Math) Posted on 2012-07-30 (9 Comments) |

| An observation. by broll (2012-07-30 14:16:43) |

Under Equality for all (in Just Math) Posted on 2012-07-29 (3 Comments) |

| the greedy teacher algorithm by broll (2012-07-30 14:03:06) |

Under Pigeons again (in Sequences) Posted on 2012-07-22 (2 Comments) |

| I agree by broll (2012-07-23 00:48:23) |

Under 9 of the same shape (in Geometry) Posted on 2012-07-19 (3 Comments) |

| Can't be done. by broll (2012-07-20 07:02:34) |

Under 1232 is HERE (in Numbers) Posted on 2012-07-18 (2 Comments) |

| 2,3, and 4, possible approach by broll (2012-07-18 13:37:33) |

Under 99 for odd powers (in Numbers) Posted on 2012-07-14 (3 Comments) |

| Primary-school proof. by broll (2012-07-15 01:12:05) |

Under Timely determination II (in Just Math) Posted on 2012-07-13 (4 Comments) |

| re(2): possible approach without division. by broll (2012-07-14 05:54:45) |

| possible approach without division. by broll (2012-07-13 13:24:58) |

Under GIPSY ROAD: (in General) Posted on 2012-07-12 (20 Comments) |

| re(3): Possible answer; possible difficulties. by broll (2012-07-14 09:39:12) |

| re: A RECTIFICATION by broll (2012-07-14 08:29:07) |

| re(5): HINT by broll (2012-07-14 04:44:02) |

| re(4): HINT by broll (2012-07-14 02:47:57) |

| re: Possible answer; possible difficulties. by broll (2012-07-14 02:13:33) |

| re(2): HINT by broll (2012-07-13 14:11:59) |

| HINT by broll (2012-07-13 13:38:51) |

| re(2): Is there a problem? a hint ,partial spoiler by broll (2012-07-13 05:24:05) |

| Is there a problem? by broll (2012-07-13 02:12:06) |

Under Wasteland (in General) Posted on 2012-07-11 (7 Comments) |

| re: One route for all??? by broll (2012-07-14 06:49:58) |

| A possible route: by broll (2012-07-14 03:04:43) |

| re(2): Request for clarifications by broll (2012-07-13 03:22:58) |

Under All 10 digits (in Probability) Posted on 2012-07-06 (5 Comments) |

| Possible solution by broll (2012-07-06 11:34:42) |

Under Mein Field (in Games) Posted on 2012-07-05 (5 Comments) |

| possible solution by broll (2012-07-05 11:12:39) |

Under Complementary, my dear Watson (in Numbers) Posted on 2012-06-22 (6 Comments) |

| Bonus by broll (2012-06-23 02:17:29) |

Under Play on words II (in Riddles) Posted on 2012-06-19 (8 Comments) |

| re(2): Entertainment by broll (2012-06-21 01:54:11) |

| Entertainment by broll (2012-06-20 00:11:02) |

Under Abjad Analysis II (in Word Problems) Posted on 2012-06-18 (6 Comments) |

| The basic idea is right but... by broll (2012-06-19 04:20:22) |

Under The smallest sum II (in Numbers) Posted on 2012-06-10 (3 Comments) |

| re: computer solution for part 1 (spoiler) by broll (2012-06-12 00:31:51) |

Under The smallest sum (in Numbers) Posted on 2012-06-02 (8 Comments) |

| re: a general formula by broll (2012-06-03 02:42:46) |

| re: aha -- computer solution by broll (2012-06-02 15:58:59) |

Under Cheating by not cheating (in Riddles) Posted on 2012-05-30 (12 Comments) |

| re: Spy school by broll (2012-06-11 00:20:28) |

| re(2): Possible solution by broll (2012-05-31 01:09:28) |

| Possible solution by broll (2012-05-30 13:20:40) |

Under Produce More (in Numbers) Posted on 2012-05-29 (5 Comments) |

| Possible solution by broll (2012-05-29 11:53:19) |

Under Sorta pythagoric...(2) (in Just Math) Posted on 2012-05-26 (5 Comments) |

| re: Question by broll (2012-05-28 11:31:41) |

| possible answer by broll (2012-05-27 13:01:20) |

Under A Prime Triplet (in Numbers) Posted on 2012-05-19 (5 Comments) |

| Partial approach by broll (2012-05-20 05:15:51) |

Under Many Multiples (in Sequences) Posted on 2012-04-30 (8 Comments) |

| re: Egg on my face by broll (2012-05-01 23:59:38) |

Under Normal or not? (in Numbers) Posted on 2012-04-29 (3 Comments) |

| re: I think... by broll (2012-07-02 06:16:29) |

| Note by broll (2012-05-29 12:58:20) |

Under Twenty what?! (in Word Problems) Posted on 2012-04-17 (10 Comments) |

| n by broll (2012-04-17 14:52:03) |

Under Lengthy Word 2 (in Word Problems) Posted on 2012-04-16 (2 Comments) |

| Some guesses by broll (2012-04-16 11:22:50) |

Under Loops in PI (in Logic) Posted on 2012-04-15 (5 Comments) |

| re(2): a different way YOU ARE RIGHT by broll (2012-04-16 08:44:47) |

| a different way by broll (2012-04-16 00:49:59) |

Under Three Power Remainder (in Just Math) Posted on 2012-04-14 (3 Comments) |

| possible solution by broll (2012-04-15 03:53:18) |

Under 682 (in Numbers) Posted on 2012-04-13 (12 Comments) |

| re(3): solution + HINT- NO SPOILER by broll (2012-04-15 02:44:42) |

| re: solution by broll (2012-04-15 02:07:24) |

Under End and Begin (in Word Problems) Posted on 2012-04-09 (7 Comments) |

| 13 by broll (2012-04-09 12:38:07) |

Under Return to Treasure Island (in General) Posted on 2012-04-05 (14 Comments) |

| re: No Subject by broll (2012-04-07 02:34:21) |

| re: observation as to the puzzle's wording by broll (2012-04-06 12:13:09) |

| re(2): I've seen this before so just a hint... by broll (2012-04-06 00:44:29) |

Under Proof needed (in Just Math) Posted on 2012-03-30 (2 Comments) |

| possible solution by broll (2012-03-31 10:29:30) |

Under Sorting Coins II (in Weights and Scales) Posted on 2012-03-28 (4 Comments) |

| re(2): Full Solution by broll (2016-06-05 12:30:23) |

Under Quite a Handful (in Word Problems) Posted on 2012-03-22 (6 Comments) |

| re(3): One of the things in common by broll (2012-03-30 03:38:41) |

| re(3): One of the things in common by broll (2012-03-23 09:40:03) |

| re: One of the things in common by broll (2012-03-23 00:48:47) |

Under Redundant questions (in Word Problems) Posted on 2012-03-19 (11 Comments) |

| re: Other (silly )possibilities by broll (2012-03-20 03:44:40) |

Under Equilateral 1234 (in Shapes) Posted on 2012-03-17 (7 Comments) |

| re: possible solution by broll (2012-03-30 23:43:04) |

| re: possible solution by broll (2012-03-30 06:17:35) |

Under Summing inverses II (in Just Math) Posted on 2012-03-16 (12 Comments) |

| Now I've seen how it's done... by broll (2012-03-17 02:11:19) |

| a try by broll (2012-03-16 12:13:40) |

Under Fifth Term Settlement (in Sequences) Posted on 2012-03-14 (2 Comments) |

| Possible solution by broll (2012-03-14 10:48:50) |

Under 3 causes 7 (in Numbers) Posted on 2012-03-10 (2 Comments) |

| A definition by broll (2012-03-11 01:34:26) |

Under The Matchstick Man Strikes Back (in Just Math) Posted on 2012-03-07 (5 Comments) |

| re(3): a solution for n=3 by broll (2012-03-11 05:39:24) |

| re: a solution for n=3 by broll (2012-03-10 15:26:23) |

Under A Cup Of Coffee II (in Weights and Scales) Posted on 2012-03-06 (11 Comments) |

| re(4): Possible solution by broll (2012-03-07 12:51:25) |

| re(2): Possible solution by broll (2012-03-06 23:35:51) |

| Possible solution by broll (2012-03-06 13:56:56) |

Under Longest by Halves (in Word Problems) Posted on 2012-03-05 (6 Comments) |

| re: small decorative braid in the hair by broll (2012-03-06 23:54:02) |

| re(3): solution by broll (2012-03-06 06:50:12) |

| re: solution by broll (2012-03-05 11:25:06) |

Under Inner Insertion (in Word Problems) Posted on 2012-03-01 (5 Comments) |

| 3 of them by broll (2012-03-01 12:32:05) |

Under Matchstick Frenzy II (in Just Math) Posted on 2012-02-26 (6 Comments) |

| Possible solution by broll (2012-02-27 01:02:13) |

Under Constructing a Sphere (in Algorithms) Posted on 2012-02-25 (16 Comments) |

| re: coming from behind by broll (2012-03-02 11:08:59) |

Under Rowald's Rime (in Riddles) Posted on 2012-02-24 (2 Comments) |

| re: Just guessing ... by broll (2012-02-25 08:55:10) |

Under 39 does it (in Just Math) Posted on 2012-02-19 (4 Comments) |

| A simpler explanation by broll (2012-02-20 02:00:25) |

Under Midpoint Areas (in Geometry) Posted on 2012-02-18 (2 Comments) |

| Possible solution by broll (2012-02-19 08:02:30) |

Under Find Formula (in Sequences) Posted on 2012-02-17 (4 Comments) |

| possible solution by broll (2012-02-18 00:37:30) |

Under Which is Which II (in Weights and Scales) Posted on 2012-02-15 (4 Comments) |

| To save people's time by broll (2012-02-16 06:34:13) |

Under 1 Isosceles into 6 (in Shapes) Posted on 2012-02-14 (3 Comments) |

| re(2): possible solution by broll (2012-02-15 15:07:41) |

| possible solution by broll (2012-02-15 00:17:20) |

Under Decimal base? Of course... (in Tricks) Posted on 2012-02-13 (15 Comments) |

| .. not.. by broll (2012-02-13 13:42:39) |

Under Boosted board (in General) Posted on 2012-02-07 (11 Comments) |

| re(3): Final Answer ?? (spoiler) by broll (2012-02-10 09:16:59) |

Under Covering a rectangle by circles (in Shapes) Posted on 2012-01-30 (6 Comments) |

| re(2): Possible solution by broll (2012-01-31 11:02:56) |

| Possible solution by broll (2012-01-31 02:01:07) |

Under Simultaneous Settlement (in Just Math) Posted on 2012-01-27 (8 Comments) |

| Possible solution by broll (2012-01-27 14:27:38) |

Under Who stole the Perplexicon? (in Liars and Knights) Posted on 2012-01-11 (8 Comments) |

| Possible solution by broll (2012-01-11 11:37:51) |

Under More about 1729 (in Numbers) Posted on 2012-01-04 (8 Comments) |

| re 2. by broll (2012-01-05 02:16:11) |

Under 2011 Square Sum Start (in Just Math) Posted on 2011-12-31 (1 Comments) |

| Possible solution by broll (2012-01-04 22:45:10) |

Under SF Author Quote (in Cryptography) Posted on 2011-12-09 (3 Comments) |

| Possible solution. by broll (2011-12-09 13:32:06) |

Under Not all are equal (in Just Math) Posted on 2011-12-03 (8 Comments) |

| re(3): Solution by broll (2011-12-08 13:52:12) |

| re: Solution by broll (2011-12-08 02:13:23) |

| re(2): possible solution by broll (2011-12-04 10:08:20) |

| possible solution by broll (2011-12-04 04:09:59) |

Under Over fourteen (in Sequences) Posted on 2011-12-02 (4 Comments) |

| Some thoughts by broll (2011-12-04 03:38:00) |

Under Prime Order (in Just Math) Posted on 2011-11-27 (1 Comments) |

| Some thoughts by broll (2011-11-28 11:59:42) |

Under All in the family (in Just Math) Posted on 2011-11-20 (17 Comments) |

| re(2): possible solution by broll (2011-11-21 06:04:29) |

| possible solution by broll (2011-11-21 00:01:38) |

Under Proximo Ultimo Sum (in Sequences) Posted on 2011-11-16 (5 Comments) |

| re(2): The easy way is turning out to be hard by broll (2011-11-16 22:40:29) |

Under Frog Frolics (in Numbers) Posted on 2011-11-15 (6 Comments) |

| draft solution for comment by broll (2011-11-20 07:34:15) |

| re(2): Some more thoughts and more questions by broll (2011-11-16 23:06:37) |

| re: Some thoughts and questions by broll (2011-11-15 22:56:23) |

Under Some relation! (in Just Math) Posted on 2011-11-11 (10 Comments) |

| re(3): Solution by broll (2011-11-11 23:38:21) |

| re: Solution by broll (2011-11-11 12:11:05) |

Under Power Difference (in Just Math) Posted on 2011-11-06 (5 Comments) |

| Possible solution by broll (2011-11-06 13:51:34) |

Under An extended harmony (in Just Math) Posted on 2011-11-01 (5 Comments) |

| Implementation in Mathematica. by broll (2011-11-02 05:50:02) |

Under Sense of Discovery (in General) Posted on 2011-10-31 (11 Comments) |

| re: Turns by broll (2011-11-04 09:36:17) |

Under Special dice (in Just Math) Posted on 2011-10-30 (18 Comments) |

| re(3): Possible solution CONCERNS EVERYBODY by broll (2011-10-31 09:34:40) |

| re: solution by broll (2011-10-31 02:30:35) |

| re(2): Possible solution by broll (2011-10-30 23:31:21) |

| Possible solution by broll (2011-10-30 11:34:43) |

Under Repunit Rigor (in Just Math) Posted on 2011-10-25 (5 Comments) |

| Possible Solution by broll (2011-10-26 00:08:15) |

Under Ray Ratio (in Geometry) Posted on 2011-10-23 (1 Comments) |

| Possible solution by broll (2011-10-24 01:10:47) |

Under Last three digits (in Just Math) Posted on 2011-10-19 (9 Comments) |

| A child of 5 could do it.. by broll (2011-10-19 12:02:16) |

Under Nickki Primes (in Numbers) Posted on 2011-10-18 (1 Comments) |

| A resource by broll (2011-10-21 22:46:02) |

Under Three customers (in Logic) Posted on 2011-10-17 (9 Comments) |

| re: three customers? by broll (2011-10-18 05:04:44) |

Under Salsa-metics (in Numbers) Posted on 2011-10-16 (3 Comments) |

| Well done both! by broll (2011-10-17 00:15:43) |

Under Going Maximum With Perfect Cubes (in Just Math) Posted on 2011-10-15 (1 Comments) |

| Possible solution by broll (2011-10-15 11:02:11) |

Under Squares by the dozen (in Numbers) Posted on 2011-10-13 (2 Comments) |

| re: Computer Search (spoiler) by broll (2011-10-18 22:44:53) |

Under Prime and power poser (in Just Math) Posted on 2011-10-09 (3 Comments) |

| re(2): possible answer by broll (2011-10-09 23:51:53) |

Under Build one – get two free (in Numbers) Posted on 2011-10-08 (5 Comments) |

| Good problem by broll (2011-10-10 00:07:55) |

| re: first one ( maybe more) by broll (2011-10-09 05:55:32) |

Under 2011 Square End (in Just Math) Posted on 2011-10-06 (3 Comments) |

| possible solution by broll (2011-10-07 02:00:21) |

Under Concerning combinatorics (in Numbers) Posted on 2011-10-04 (7 Comments) |

| Possible explanation by broll (2011-10-04 12:53:20) |

Under Divisible (in Sequences) Posted on 2011-09-30 (6 Comments) |

| Solution by broll (2011-10-01 09:06:28) |

Under Two-digit numbers (in Sequences) Posted on 2011-09-29 (4 Comments) |

| re: I got it (spoiler.) by broll (2011-09-29 13:22:30) |

| Not as easy as pie by broll (2011-09-29 12:57:08) |

Under Surf City Semiprimes (in Numbers) Posted on 2011-09-27 (4 Comments) |

| No Subject by broll (2011-09-27 23:14:21) |

Under Some pedigree! (in Logic) Posted on 2011-09-26 (4 Comments) |

| Possible solution by broll (2011-09-26 21:42:08) |

Under 1000 ways (in Numbers) Posted on 2011-09-23 (5 Comments) |

| re(3): Making inside etc - will comment later. by broll (2011-10-19 12:18:55) |

| re(3): Making inside etc - will comment later. by broll (2011-09-30 03:58:27) |

Under Duodecimal Digits (in Just Math) Posted on 2011-09-22 (5 Comments) |

| Possible solution by broll (2011-09-22 21:21:03) |

Under 2011 Square Start (in Just Math) Posted on 2011-09-16 (5 Comments) |

| re(2): solution by broll (2011-09-17 02:07:20) |

Under 12 ways (in Numbers) Posted on 2011-09-08 (4 Comments) |

| Solution by broll (2011-09-08 20:52:11) |

Under Electric Rabbits (in Sequences) Posted on 2011-09-07 (2 Comments) |

| re: solution (spoiler) by broll (2011-09-07 22:53:53) |

Under Sweet 17 (in Numbers) Posted on 2011-09-05 (3 Comments) |

| re: More generally (spoiler) by broll (2011-09-06 02:32:31) |

Under Squaring Up The Digits II (in Just Math) Posted on 2011-09-03 (7 Comments) |

| re(2): Possible soution by broll (2011-09-05 00:51:52) |

| Possible soution by broll (2011-09-04 01:29:59) |

Under Factorial Remainder (in Just Math) Posted on 2011-09-02 (9 Comments) |

| No Subject by broll (2011-09-03 00:49:49) |

Under Abjad Analysis (in Word Problems) Posted on 2011-08-31 (6 Comments) |

| re: Full list -- (spoiler) by broll (2011-09-01 22:45:38) |

| re: L by broll (2011-08-31 23:45:59) |

Under It is not hard (in Word Problems) Posted on 2011-08-29 (8 Comments) |

| A twist by broll (2011-08-30 01:22:23) |

Under Quartic Quandary (in Just Math) Posted on 2011-08-23 (1 Comments) |

| Solution by broll (2011-08-24 06:39:28) |

Under Mine & thine (in Just Math) Posted on 2011-08-19 (6 Comments) |

| re(4): AN IM possible variant by broll (2011-08-21 11:56:41) |

| re(2): AN IM possible variant by broll (2011-08-21 05:59:59) |

| A possible variant by broll (2011-08-20 04:30:33) |

Under 59 in one way (in Numbers) Posted on 2011-08-13 (7 Comments) |

| Possible solution by broll (2011-08-19 22:47:00) |

Under Squaring Up The Digits (in Numbers) Posted on 2011-07-28 (2 Comments) |

| observation by broll (2011-07-28 14:14:13) |

Under If you don't know the words, just whistle the tune... (in Word Problems) Posted on 2011-07-27 (6 Comments) |

| solution to 7. by broll (2011-08-20 00:55:49) |

| Well done! by broll (2011-07-29 02:52:14) |

Under Product + Square = Difference of Squares (2) (in Just Math) Posted on 2011-07-20 (2 Comments) |

| re: Solution by broll (2011-07-26 02:08:50) |

Under Superprimes (in Numbers) Posted on 2011-07-18 (2 Comments) |

| Solution by broll (2011-07-19 02:38:59) |

Under Over the Baker's Fence (in Cryptography) Posted on 2011-07-07 (4 Comments) |

| re: Baking kippers by broll (2011-07-08 12:13:58) |

| re: Just musing by broll (2011-07-08 01:54:01) |

Under Yosi will be 13 years old (in General) Posted on 2011-07-04 (11 Comments) |

| Possible solution by broll (2011-07-05 02:53:33) |

Under Product + Square = Difference of Squares (in Just Math) Posted on 2011-07-03 (2 Comments) |

| Possible solution by broll (2011-07-04 02:08:01) |

Under Sum powers do not take five (in Just Math) Posted on 2011-06-30 (2 Comments) |

| Possible solution by broll (2011-07-01 01:57:49) |

Under Prime Test (3) - Final (in Numbers) Posted on 2011-06-25 (1 Comments) |

| Apologies by broll (2011-08-21 06:22:09) |

Under Cover-up (in Shapes) Posted on 2011-06-23 (4 Comments) |

| Possible solution by broll (2011-06-23 12:35:42) |

| a start by broll (2011-06-23 12:15:01) |

Under Fermat simplified (in Just Math) Posted on 2011-06-21 (2 Comments) |

| possible solution by broll (2011-06-22 01:37:42) |

Under Ratio Resolution (in Just Math) Posted on 2011-06-15 (6 Comments) |

| re(4): answers only- spoiler by broll (2011-06-21 03:50:05) |

| re(2): answers only- spoiler by broll (2011-06-20 14:23:48) |

Under Samba Primes (in Numbers) Posted on 2011-06-14 (9 Comments) |

| re(2): Supplementary condition to resolve duplicate solution. by broll (2011-06-15 15:02:02) |

| Supplementary condition to resolve duplicate solution. by broll (2011-06-15 11:30:20) |

Under Antonymic Laddergrams (in Word Problems) Posted on 2011-06-08 (6 Comments) |

| Shortest chains by broll (2011-06-08 13:50:49) |

Under Interesting numbers (in Sequences) Posted on 2011-06-07 (3 Comments) |

| re: Sloaneable (spoiler) by broll (2011-06-08 01:41:07) |

Under Missing digits (in Just Math) Posted on 2011-06-06 (8 Comments) |

| 4 by hand, just for fun by broll (2011-06-08 07:40:42) |

Under Diophantine quickie (in Just Math) Posted on 2011-05-27 (3 Comments) |

| Possible solution by broll (2011-05-27 12:46:03) |

Under One harder sequence (in Sequences) Posted on 2011-05-24 (6 Comments) |

| re(3): One possible answer to what's next by broll (2011-06-27 22:22:10) |

| re: One possible answer to what's next by broll (2011-06-27 08:54:36) |

| Hint 2 by broll (2011-06-26 11:18:29) |

| Hint by broll (2011-06-22 05:29:02) |

Under Will I get a dog? (in Logic) Posted on 2011-05-20 (6 Comments) |

| re: an answer to the question by broll (2011-05-21 11:51:14) |

| possible solution by broll (2011-05-20 15:46:29) |

Under Conic Curiosity (in Numbers) Posted on 2011-05-19 (2 Comments) |

| re: Outline Solution (spoiler) by broll (2011-05-28 09:48:04) |

Under Terminating in three 8s (in Just Math) Posted on 2011-05-11 (3 Comments) |

| re: kudos by broll (2011-05-14 17:45:26) |

Under Prime Test (2) (in Numbers) Posted on 2011-05-08 (3 Comments) |

| re: No Subject by broll (2011-05-13 06:36:55) |

Under Many triplets II (in Just Math) Posted on 2011-05-07 (4 Comments) |

| re: question by broll (2011-05-10 09:55:46) |

| Possible solution by broll (2011-05-07 14:32:35) |

Under Any Guesses? (in Sequences) Posted on 2011-05-05 (4 Comments) |

| re(2): Should that be 'any glasses'? by broll (2011-05-06 01:29:03) |

| Should that be 'any glasses'? by broll (2011-05-05 14:09:31) |

Under Lovecraft calling (in Cryptography) Posted on 2011-04-30 (2 Comments) |

| re: Hints needed by broll (2011-05-14 17:43:57) |

Under Closed Closure (in Just Math) Posted on 2011-04-28 (3 Comments) |

| The closed form by broll (2011-04-29 06:32:58) |

Under Joe's favorite number (in Liars and Knights) Posted on 2011-04-27 (4 Comments) |

| possible solution by broll (2011-04-28 03:18:05) |

Under Carol's Birthday (in Numbers) Posted on 2011-04-26 (1 Comments) |

| possible solution by broll (2011-04-26 12:59:17) |

Under Power Division (in Just Math) Posted on 2011-04-19 (2 Comments) |

| Possible solution by broll (2011-04-19 13:24:34) |

Under Quartic and Consecutive Concern (in Just Math) Posted on 2011-04-17 (1 Comments) |

| Possible solution by broll (2011-04-18 13:43:46) |

Under Find the area (in Numbers) Posted on 2011-04-08 (5 Comments) |

| Solution by broll (2011-04-09 07:23:23) |

Under Parallel Hexagon (in Geometry) Posted on 2011-04-07 (1 Comments) |

| Solution (spoiler) by broll (2011-04-08 02:14:16) |

Under My favorite numbers VII (in Just Math) Posted on 2011-04-06 (3 Comments) |

| Solution by broll (2011-04-07 02:38:25) |

Under The Voyage of the Mako (in General) Posted on 2011-04-05 (14 Comments) |

| re: A new answer by broll (2011-04-08 13:05:19) |

| Solution now posted by broll (2011-04-08 08:57:53) |

| re(3): An example of one solution by broll (2011-04-08 02:26:29) |

| re: An example of one solution by broll (2011-04-07 14:38:12) |

| re: an attempt at a solution by broll (2011-04-07 11:55:52) |

| re: answer by broll (2011-04-06 09:07:26) |

Under Splitting Hypotenuse (in Geometry) Posted on 2011-04-03 (2 Comments) |

| Possible solution by broll (2011-04-04 07:06:30) |

Under Sequence Group V (in Just Math) Posted on 2011-03-31 (4 Comments) |

| At last a winner by broll (2011-04-06 12:26:51) |

| Further improvement by broll (2011-04-06 10:28:24) |

| Possible approach and a suggested answer by broll (2011-04-05 12:17:17) |

Under Powerful Digit (in Probability) Posted on 2011-03-29 (12 Comments) |

| Possible solution to part 4. by broll (2011-03-30 07:51:56) |

Under Celebrity Squares (in Numbers) Posted on 2011-03-29 (2 Comments) |

| solution by broll (2011-04-21 06:59:45) |

Under Factorial Difference = Perfect Square (in Just Math) Posted on 2011-03-28 (3 Comments) |

| possible solution by broll (2011-03-29 03:06:23) |

Under All or Exactly Two (in Geometry) Posted on 2011-03-27 (5 Comments) |

| Possible approach by broll (2011-03-28 03:07:28) |

Under Factor numbers (in Just Math) Posted on 2011-03-26 (5 Comments) |

| re(2): possible solution by broll (2011-03-28 01:42:40) |

| possible solution by broll (2011-03-26 13:28:37) |

Under 2011 Powered Digits (in Just Math) Posted on 2011-03-25 (5 Comments) |

| re(2): The Broll guesses... by broll (2011-03-26 02:47:20) |

| The Broll guesses... by broll (2011-03-25 11:30:42) |

Under Rational Rigor (in Just Math) Posted on 2011-03-22 (4 Comments) |

| Possible solution. by broll (2011-03-23 08:54:12) |

Under AutoHomophone (in Word Problems) Posted on 2011-03-22 (4 Comments) |

| re: consonant clusters by broll (2011-03-23 00:58:57) |

Under My stock (in Numbers) Posted on 2011-03-19 (5 Comments) |

| possible solution by broll (2011-03-20 02:21:11) |

Under Another Quickie (in Numbers) Posted on 2011-03-13 (2 Comments) |

| re: spoiler by broll (2011-03-14 01:43:19) |

Under Divisibility to square (in Just Math) Posted on 2011-03-05 (4 Comments) |

| re(2): Do any exist? by broll (2011-03-10 02:49:33) |

Under 20(11) a tenth power? Baseless! (in Just Math) Posted on 2011-02-26 (1 Comments) |

| possible solution by broll (2011-02-27 02:21:28) |

Under Sevenths Sliced Square (in Geometry) Posted on 2011-02-24 (7 Comments) |

| a thought by broll (2011-02-26 04:07:14) |

Under Get the last digit II (in Numbers) Posted on 2011-02-23 (4 Comments) |

| Pissible solution by broll (2011-02-23 14:59:33) |

Under Sum (expression) = 10*n (in Just Math) Posted on 2011-02-22 (5 Comments) |

| re(2): Possible solution by broll (2011-02-23 07:44:24) |

| Possible solution by broll (2011-02-23 07:08:40) |

Under Atlas From a Map (in Numbers) Posted on 2011-02-22 (1 Comments) |

| Possible solution by broll (2011-02-22 14:56:05) |

Under Short and sweet (in Numbers) Posted on 2011-02-21 (4 Comments) |

| re(2): spoiler by broll (2011-02-25 09:01:26) |

| re: spoiler by broll (2011-02-25 04:05:28) |

Under a) is easy, b) is not (in Just Math) Posted on 2011-02-18 (8 Comments) |

| re: Old-fogey logic (spoiler) by broll (2011-02-19 02:43:29) |

Under Upgrade to 13 (in Weights and Scales) Posted on 2011-02-16 (4 Comments) |

| possible solution by broll (2011-02-18 04:48:36) |

Under "?"..."!" (in Cryptography) Posted on 2011-02-11 (21 Comments) |

| re(5): Last hint by broll (2011-02-18 06:12:58) |

| re(3): Last hint by broll (2011-02-17 06:51:49) |

| re: Last hint by broll (2011-02-17 03:13:43) |

| Dear All: Big Hint/semi-spoiler by broll (2011-02-16 13:20:08) |

| re(2): Dear All by broll (2011-02-15 02:07:57) |

| re: Dear All by broll (2011-02-14 01:51:01) |

| Dear All by broll (2011-02-13 03:28:52) |

Under Pythagoras Unconventional (in Numbers) Posted on 2011-02-10 (10 Comments) |

| re(2): one possible choice by broll (2011-02-11 02:18:43) |

Under Find the area (in Geometry) Posted on 2011-02-09 (4 Comments) |

| re(2): Solution by broll (2011-02-11 02:28:10) |

| Possible solution by broll (2011-02-10 01:43:03) |

Under Q^2 + R = 1977 (in Just Math) Posted on 2011-02-08 (7 Comments) |

| re(2): Supplementary questions by broll (2011-02-09 15:56:25) |

| Supplementary questions by broll (2011-02-09 05:50:57) |

Under e^(e^x) (in Calculus) Posted on 2011-02-08 (5 Comments) |

| Possible approach by broll (2011-02-08 12:55:37) |

Under Factorial Ratio (in Just Math) Posted on 2011-02-05 (3 Comments) |

| possible solution. by broll (2011-02-06 05:37:27) |

Under Powered Greatest Root (in Sequences) Posted on 2011-02-03 (4 Comments) |

| re: solution via research and quad formula, with a fudge for n=1 by broll (2011-02-04 03:34:23) |

| Question? by broll (2011-02-03 13:48:13) |

Under 241 (in Just Math) Posted on 2011-02-02 (4 Comments) |

| re: solutions by broll (2011-02-02 15:39:51) |

| possible solution part 1. by broll (2011-02-02 14:27:39) |

Under Contestants in a Circle (in Numbers) Posted on 2011-01-31 (3 Comments) |

| re: easy way out by broll (2011-02-01 02:39:30) |

| Possible solution by broll (2011-01-31 15:20:03) |

Under Start as you wish (in Numbers) Posted on 2011-01-29 (3 Comments) |

| re: Old-fogey logic by broll (2011-01-30 12:57:50) |

| Possible solution by broll (2011-01-30 03:59:41) |

Under A cool prime number (in Numbers) Posted on 2011-01-27 (3 Comments) |

| Possible solution by broll (2011-01-28 01:53:12) |

Under Just P&P (in Numbers) Posted on 2011-01-23 (6 Comments) |

| re: just a digression (though spoiler is present) by broll (2011-01-23 13:56:22) |

Under Reloading the Dice (in Probability) Posted on 2011-01-20 (10 Comments) |

| re: A further improvement by broll (2011-01-21 03:07:04) |

| possible approach by broll (2011-01-20 17:33:23) |

Under Sum and Ratio Sum (in Just Math) Posted on 2011-01-16 (4 Comments) |

| re(2): Possible solution by broll (2011-01-18 01:57:24) |

| Possible solution by broll (2011-01-17 02:08:11) |

Under Three Term Trial (in Just Math) Posted on 2011-01-15 (4 Comments) |

| possible solution by broll (2011-01-16 06:07:44) |

Under p^7 + q^3 = r^2 (in Numbers) Posted on 2011-01-09 (3 Comments) |

| some thoughts by broll (2011-01-10 04:16:12) |

Under Powers of primes (in Numbers) Posted on 2011-01-06 (5 Comments) |

| re(4): possible solution.....possible? Yes,but by broll (2011-01-11 04:17:58) |

| re(2): possible solution.....possible? by broll (2011-01-07 06:46:24) |

| possible solution by broll (2011-01-07 02:04:43) |

Under only one (in Numbers) Posted on 2010-12-28 (3 Comments) |

| re: Solution (spoiler) by broll (2010-12-29 05:51:26) |

Under Single or double (in Numbers) Posted on 2010-12-24 (6 Comments) |

| re(2): Similar approach by broll (2010-12-25 10:57:16) |

| Similar approach by broll (2010-12-25 01:02:58) |

Under Fermat+1 (in Numbers) Posted on 2010-12-22 (3 Comments) |

| Prettier? by broll (2012-12-26 02:52:01) |

| re: A start by broll (2010-12-27 12:18:22) |

Under Around the ring (in Shapes) Posted on 2010-12-20 (9 Comments) |

| re(3): part 1 not finished. by broll (2010-12-22 04:14:05) |

| re: part 1 not finished. by broll (2010-12-21 11:52:12) |

| re(2): part 1 spoiler -- whoops by broll (2010-12-21 06:44:49) |

Under Sum Prime Power (in Just Math) Posted on 2010-12-14 (1 Comments) |

| Possible Solution by broll (2010-12-14 15:08:55) |

Under Hail to thee, Sofia! (in Just Math) Posted on 2010-12-13 (10 Comments) |

| re(2): possible method. by broll (2010-12-14 03:12:24) |

| possible method. by broll (2010-12-14 00:58:49) |

Under The Armies of the Djinn. (in Numbers) Posted on 2010-12-09 (3 Comments) |

| Draft solution. by broll (2011-06-06 08:59:56) |

| Hint(2) by broll (2011-01-01 10:44:26) |

| Hint by broll (2010-12-14 01:34:00) |

Under Mother of nine (in Just Math) Posted on 2010-12-03 (5 Comments) |

| re(2): possible solutionS+ Auhor's apology by broll (2010-12-04 04:01:50) |

| possible solution by broll (2010-12-04 00:38:53) |

Under Dozen Divisibility Dilemma (in Just Math) Posted on 2010-12-02 (4 Comments) |

| re(2): Possible solution by broll (2010-12-04 00:15:06) |

| Possible solution by broll (2010-12-03 04:49:42) |

Under Card Tableau in Black and White (in Logic) Posted on 2010-11-30 (3 Comments) |

| Possible Solution by broll (2010-11-30 12:56:24) |

Under Face book (in Cryptography) Posted on 2010-11-29 (11 Comments) |

| re: Applying it by broll (2010-11-30 13:47:26) |

| Partial solution by broll (2010-11-30 02:27:37) |

Under Triangulating a hexagon. (in Just Math) Posted on 2010-11-24 (7 Comments) |

| re(4): by my count -- proposed solution -- missed a set by broll (2010-11-24 15:54:06) |

| re(2): by my count -- proposed solution -- missed a set by broll (2010-11-24 14:10:44) |

Under Weights that check themselves. (in Weights and Scales) Posted on 2010-11-23 (6 Comments) |

| re: Not quite there yet by broll (2010-11-24 00:53:41) |

Under My favorite numbers VI (in Just Math) Posted on 2010-11-21 (6 Comments) |

| possible approach by broll (2010-11-23 03:09:48) |

Under Duplicate Digit Determination II (in Just Math) Posted on 2010-11-19 (3 Comments) |

| possible solution by broll (2010-11-20 11:21:37) |

Under Ambiguous PIN Code (in Numbers) Posted on 2010-11-17 (8 Comments) |

| Good problem! by broll (2010-11-20 03:30:02) |

| re: A Pin that works by broll (2010-11-18 17:08:44) |

| Possible solution by broll (2010-11-17 11:34:53) |

Under Angle in a square (in Geometry) Posted on 2010-11-16 (5 Comments) |

| re(2): Angle Symbol by broll (2010-11-18 13:15:02) |

| Possible solution by broll (2010-11-17 03:42:40) |

Under Rolling to score (in Probability) Posted on 2010-11-15 (17 Comments) |

| re(3): Perhaps.... ) A HINT by broll (2010-11-16 14:10:44) |

| re(3): analytical attempt at it by broll (2010-11-16 06:59:11) |

Under Seven Divisibility Settlement (in Just Math) Posted on 2010-11-13 (3 Comments) |

| re(2): Possible Solution by broll (2017-06-24 23:37:45) |

| Possible Solution by broll (2010-11-13 12:39:18) |

Under Odd One Out (in Word Problems) Posted on 2010-11-10 (10 Comments) |

| Another possibility by broll (2010-11-11 00:45:00) |

Under Find Fifty (in Numbers) Posted on 2010-11-06 (3 Comments) |

| posible analytical solution by broll (2010-11-07 06:10:43) |

Under Tiled Loop (in Shapes) Posted on 2010-11-05 (4 Comments) |

| re(2): Thoughts on notation etc by broll (2010-11-07 03:17:54) |

| Thoughts on notation etc by broll (2010-11-06 15:15:58) |

Under OOO3= one out of three (in Just Math) Posted on 2010-11-04 (8 Comments) |

| re(3): solutions by broll (2010-11-05 11:40:46) |

| re: solutions by broll (2010-11-05 02:53:01) |

Under Abracadabra (in Word Problems) Posted on 2010-10-29 (3 Comments) |

| re: computer exploration by broll (2010-10-30 05:01:33) |

Under Lost package (in Probability) Posted on 2010-10-28 (7 Comments) |

| re(3): Posterior thinking (spoiler?) by broll (2010-10-29 08:04:42) |

| re: Posterior thinking (spoiler?) by broll (2010-10-28 16:35:26) |

Under two2one (in Geometry) Posted on 2010-10-27 (2 Comments) |

| possible solution. by broll (2010-10-28 04:27:42) |

Under Equilateral Right Angle Locus (in Geometry) Posted on 2010-10-25 (2 Comments) |

| The easy way. by broll (2010-10-25 16:17:35) |

Under Incircle Bisector (in Geometry) Posted on 2010-10-23 (3 Comments) |

| re: Solution by broll (2010-10-28 04:14:51) |

| Possible solution by broll (2010-10-24 08:28:24) |

Under Big, super and prime (in Numbers) Posted on 2010-10-20 (8 Comments) |

| re(4): Another method. -- solution for that Euler problem 37 by broll (2010-10-21 12:14:59) |

| Another method. by broll (2010-10-20 12:34:48) |

Under Delicate Divisibility (in Probability) Posted on 2010-10-19 (7 Comments) |

| partial analytical solution. by broll (2010-10-21 08:25:14) |

Under Primes in Squares (in Numbers) Posted on 2010-10-19 (4 Comments) |

| possible solution by broll (2010-10-19 13:40:02) |

Under Tri-Similarity (in Geometry) Posted on 2010-10-17 (10 Comments) |

| possible solution by broll (2010-10-19 06:47:11) |

| re(7): Question? by broll (2010-10-18 19:32:37) |

| re(4): Question? by broll (2010-10-18 15:02:39) |

| re(2): Question? by broll (2010-10-18 03:53:25) |

| Question? by broll (2010-10-17 16:15:11) |

Under Sum Squared Digits = Number (in Just Math) Posted on 2010-10-16 (4 Comments) |

| re(2): Possible solution by broll (2010-10-17 03:26:26) |

| Possible solution by broll (2010-10-16 15:58:39) |

Under Homophone Paired Ladders (in Word Problems) Posted on 2010-10-12 (7 Comments) |

| re(3): Trial, or on the Trail by broll (2010-10-15 18:00:47) |

| re: Trial by broll (2010-10-15 01:23:13) |

Under 2008 a fourth power? Baseless! (in Just Math) Posted on 2010-10-09 (3 Comments) |

| possible solution by broll (2010-10-10 03:42:26) |

Under Prime-Time Ant (in Numbers) Posted on 2010-10-05 (2 Comments) |

| re: computer-aided solution by broll (2010-10-06 12:31:48) |

Under Increase in number of factors. (in Numbers) Posted on 2010-10-05 (3 Comments) |

| Possible solution by broll (2010-10-05 14:27:58) |

Under Cross Product Equality Settlement (in Sequences) Posted on 2010-10-04 (2 Comments) |

| Possible Solution by broll (2010-10-04 13:35:44) |

Under Equal Tangents (in General) Posted on 2010-10-03 (11 Comments) |

| re(2): Does this work? by broll (2010-10-04 12:20:04) |

| Does this work? by broll (2010-10-04 02:53:11) |

Under No way to run a railroad. (in Numbers) Posted on 2010-10-01 (5 Comments) |

| re(2): extra credit by broll (2010-10-03 04:30:19) |

| extra credit by broll (2010-10-02 15:32:48) |

Under Collinear Feet (in Geometry) Posted on 2010-09-26 (1 Comments) |

| Possible spoiler by broll (2010-09-26 12:07:58) |

Under Split an Altitude (in Geometry) Posted on 2010-09-24 (2 Comments) |

| Solution by demonstration by broll (2010-09-25 01:13:03) |

Under Nineteen triplets (in Just Math) Posted on 2010-09-23 (10 Comments) |

| re(2): Largest element ..... by broll (2010-09-24 05:04:19) |

Under 3x3 Grid Logic (in Logic) Posted on 2010-09-23 (5 Comments) |

| Possible spoiler by broll (2010-09-23 14:44:32) |

Under Two Center Distance (in Geometry) Posted on 2010-09-18 (3 Comments) |

| great minds! by broll (2010-09-20 03:40:33) |

| Guesstimate by broll (2010-09-19 12:25:56) |

Under Full Set of Calendars (in General) Posted on 2010-09-17 (3 Comments) |

| re: solution by broll (2010-09-17 14:40:58) |

Under Foundation Piece (in Cryptography) Posted on 2010-09-16 (7 Comments) |

| Great puzzle by broll (2010-09-17 00:39:55) |

Under 129 again (in Numbers) Posted on 2010-09-15 (6 Comments) |

| re(2): No Subject by broll (2010-09-17 00:37:37) |

| No Subject by broll (2010-09-15 23:27:00) |

Under Sum (Squares) = Prime Number (in Just Math) Posted on 2010-09-09 (2 Comments) |

| solution by broll (2010-09-09 16:25:01) |

Under Heiro's Wager (in Numbers) Posted on 2010-09-08 (3 Comments) |

| re: first four by broll (2010-09-09 01:51:42) |

Under Four sevens and one one. (in Numbers) Posted on 2010-09-06 (7 Comments) |

| Question (possible spoiler) by broll (2010-09-06 17:21:47) |

Under Lamps in a row (in Geometry) Posted on 2010-09-03 (11 Comments) |

| further thoughts by broll (2010-09-05 06:22:34) |

| some thoughts. by broll (2010-09-04 16:10:54) |

| question by broll (2010-09-03 04:22:37) |

Under R&R (in Sequences) Posted on 2010-08-25 (5 Comments) |

| re(3): a solution by broll (2010-08-26 11:27:05) |

| re: a solution by broll (2010-08-26 03:45:47) |

Under Composite? Yes. (in Numbers) Posted on 2010-08-24 (3 Comments) |

| another approach by broll (2010-08-25 07:23:41) |

Under Spelled Out Settlement (in Sequences) Posted on 2010-08-24 (6 Comments) |

| re: computer solution by broll (2010-08-24 14:39:35) |

Under Anyway (in Numbers) Posted on 2010-08-16 (4 Comments) |

| re: solution by broll (2010-08-16 12:28:12) |

Under Square sum with 5-6-7 (in Just Math) Posted on 2010-08-13 (1 Comments) |

| Some bounds by broll (2010-08-13 05:55:56) |

Under The Garden of Pythagoras (in Geometry) Posted on 2010-08-03 (15 Comments) |

| re(7): Pythagoras (partly) unmasked by broll (2010-08-22 04:16:19) |

| re(6): Pythagoras (partly) unmasked by broll (2010-08-12 09:07:37) |

| re(4): Pythagoras (partly) unmasked by broll (2010-08-12 07:26:12) |

| re(2): Pythagoras (partly) unmasked by broll (2010-08-12 03:54:03) |

| Pythagoras (partly) unmasked by broll (2010-08-11 08:19:04) |

Under POWER CHAIN. (in Sequences) Posted on 2010-07-22 (6 Comments) |

| re: Further conditions? by broll (2010-07-22 16:04:54) |

Under Fibo composes (in Sequences) Posted on 2010-07-21 (6 Comments) |

| re(2): Fibs and primes PRIVATE REMARKS by broll (2010-07-22 13:09:15) |

| Fibs and primes by broll (2010-07-22 10:12:40) |

Under Triangular Trial (in Just Math) Posted on 2010-07-20 (2 Comments) |

| one possible approach. by broll (2010-07-20 12:46:36) |

Under Oddly divisible (in Just Math) Posted on 2010-07-17 (5 Comments) |

| Breaking the ice by broll (2010-07-18 13:59:11) |

Under On the Brink Of Elimination (in Probability) Posted on 2010-07-16 (6 Comments) |

| re: solution by broll (2010-07-16 14:32:52) |

| some thoughts by broll (2010-07-16 12:46:44) |

Under Restoring the erased (in Just Math) Posted on 2010-07-14 (21 Comments) |

| re: kudos by broll (2010-07-21 06:58:37) |

| re: Assurance it is ... by broll (2010-07-20 15:17:48) |

| re(3): Low 300s by broll (2010-07-17 15:57:22) |

| re: Low 300s ?? by broll (2010-07-17 09:05:23) |

| re(2): No Subject by broll (2010-07-15 17:16:16) |

| No Subject by broll (2010-07-15 04:58:26) |

Under x^3 = y^2 – 15 (in Numbers) Posted on 2010-07-08 (11 Comments) |

| re: Catalan Conjecture by broll (2010-07-10 16:12:14) |

| re(2): Fascinating by broll (2010-07-09 14:20:51) |

| Fascinating by broll (2010-07-09 10:59:38) |

Under Reciprocal Equation #3 (in Just Math) Posted on 2010-07-02 (5 Comments) |

| re: Solution by broll (2010-07-03 04:22:46) |

| possible solution by broll (2010-07-02 13:36:23) |

Under Two Point Distance (in Geometry) Posted on 2010-06-25 (4 Comments) |

| re: Looking for the answer by broll (2010-07-06 02:17:19) |

| Possible solution by broll (2010-06-26 08:18:26) |

Under The coat of many (in Word Problems) Posted on 2010-06-24 (4 Comments) |

| spoiler by broll (2010-06-24 15:28:12) |

Under Keys to the World (in Sequences) Posted on 2010-06-22 (3 Comments) |

| possible solution(spoiler) by broll (2010-06-22 17:02:51) |

Under Problem 23109650321 (in Sequences) Posted on 2010-06-14 (2 Comments) |

| Punctuation by broll (2010-06-16 10:53:13) |

Under Russian Roulette (in Probability) Posted on 2010-06-08 (12 Comments) |

| re: Implications? by broll (2010-06-09 14:06:51) |

Under Sliced Cube = Square Pyramid (in Shapes) Posted on 2010-06-02 (6 Comments) |

| re(2): Laser Glue? by broll (2010-06-03 07:44:21) |

| Laser Glue? by broll (2010-06-03 03:06:03) |

| re: instinct tells me.... by broll (2010-06-02 12:19:18) |

Under The top nine at Solvemall Classic (in Logic) Posted on 2010-06-01 (11 Comments) |

| re: Solution(s) (spoiler) by broll (2010-06-15 14:39:53) |

| re(7): computer (spoiler) by broll (2010-06-03 02:47:07) |

| re(5): computer (spoiler) by broll (2010-06-02 11:52:25) |

| re(3): computer by broll (2010-06-02 08:32:14) |

| re: computer by broll (2010-06-02 01:58:47) |

Under Cubic and Consecutive Concern II (in Probability) Posted on 2010-05-31 (10 Comments) |

| re: Infinite family of solutions by broll (2010-06-02 10:03:22) |

| analytical solution? by broll (2010-06-01 07:21:59) |

Under bob and alan cross the desert (in Logic) Posted on 2010-05-15 (6 Comments) |

| re: Solution by broll (2010-07-01 11:07:49) |

| re: Solution by broll (2010-06-30 08:07:32) |

| re: solution? by broll (2010-05-21 11:37:23) |

Under Fixed Row, Random Draw (in Probability) Posted on 2010-05-14 (5 Comments) |

| re(3): 2 easy, we try harder-- who,what,why by broll (2010-05-16 03:02:30) |

| re: 2 easy, we try harder by broll (2010-05-15 02:58:51) |

Under 2*P + 2 = Perfect Square? (in Just Math) Posted on 2010-05-01 (5 Comments) |

| Finishing what I started by broll (2013-09-30 02:09:06) |

| Some ideas and some guesswork by broll (2010-05-02 12:13:31) |

Under Think Spiral (in Cryptography) Posted on 2010-04-30 (9 Comments) |

| re(6): think spiral by broll (2010-05-03 13:31:49) |

| re(4): think spiral by broll (2010-05-03 06:05:00) |

| re(2): think spiral by broll (2010-05-03 03:14:40) |

| re(2): think spiral by broll (2010-05-02 14:55:17) |

| think spiral by broll (2010-05-02 08:29:44) |

Under Positive Integer Choice (in Just Math) Posted on 2010-04-22 (2 Comments) |

| Approach by broll (2010-04-22 15:35:59) |

Under Raise Aries (in Numbers) Posted on 2010-04-16 (3 Comments) |

| Possible soluton by broll (2010-04-16 14:36:19) |

Under Triangle Divided (in Geometry) Posted on 2010-04-15 (8 Comments) |

| re(4): Easy when you know how by broll (2010-04-19 04:32:53) |

| re(2): Easy when you know how by broll (2010-04-18 02:54:55) |

| Easy when you know how by broll (2010-04-17 07:39:28) |

| Approach by broll (2010-04-16 14:46:46) |

Under Indi Games (in Geometry) Posted on 2010-04-13 (12 Comments) |

| re(2): My thoughts on solutions and posted solution. by broll (2010-04-16 14:50:32) |

| re(4): weaving - good thought, but ... by broll (2010-04-15 05:00:12) |

| re(2): weaving - good thought, but ... by broll (2010-04-14 15:07:12) |

| weaving by broll (2010-04-14 04:20:10) |

Under (p+5)/8 and (p+1)/4 = Prime Numbers (in Just Math) Posted on 2010-04-12 (5 Comments) |

| re: Trying by broll (2010-04-13 04:10:41) |

Under 4x3 Knight Swap (in Games) Posted on 2010-04-05 (5 Comments) |

| Thoughts by broll (2010-04-06 05:13:45) |

Under Try to crack the code. (in Word Problems) Posted on 2010-04-04 (4 Comments) |

| is this right? by broll (2010-04-06 08:41:56) |

Under Perfect Square To Divisibility By 56 (in Just Math) Posted on 2010-04-01 (14 Comments) |

| re: my bad by broll (2010-04-06 15:32:36) |

| Does this explain why 7 is a factor of n? by broll (2010-04-04 04:09:42) |

Under Chemical Relativity (in Science) Posted on 2010-03-22 (2 Comments) |

| re: solution by broll (2013-01-31 07:05:16) |

Under 3x4 Knight Swap (in Games) Posted on 2010-02-13 (6 Comments) |

| re(2): One possible solution by broll (2010-04-09 11:04:48) |

Under Square and Consecutive Cubes (in Just Math) Posted on 2009-12-17 (4 Comments) |

| Solution by broll (2011-05-09 06:35:48) |

Under Consecutive 8-Digit Heron (in Geometry) Posted on 2009-11-15 (4 Comments) |

| Solution by broll (2016-12-18 07:00:32) |

Under Some Powers Sum Square (in Just Math) Posted on 2008-07-04 (10 Comments) |

| Possible solution by broll (2012-09-15 03:06:34) |

Under They do it with mirrors (in Science) Posted on 2006-04-26 (8 Comments) |

| The Space Race by broll (2016-01-16 00:32:18) |

Under The prisoners and the beans (in Logic) Posted on 2005-11-27 (38 Comments) |

| Very interesting. by broll (2016-06-18 06:22:29) |

Under Go for short! (in Numbers) Posted on 2005-04-19 (8 Comments) |

| re: my way by broll (2016-06-24 23:39:48) |

Under Two to the Three = Three to the Two? (in Numbers) Posted on 2005-03-22 (8 Comments) |

| possible approach by broll (2012-01-25 03:05:51) |

Under Exponential Difficulties 2 (in Just Math) Posted on 2004-11-27 (9 Comments) |

| Solution by broll (2016-09-16 00:43:35) |

Under Square Perfection (in Shapes) Posted on 2004-10-16 (4 Comments) |

| Attribution Missing by broll (2015-04-13 09:03:33) |

Under Two Crescents (in Geometry) Posted on 2004-08-11 (15 Comments) |

| Folding's too hard. by broll (2016-02-03 05:17:04) |

Under A Keg of Wine (in Just Math) Posted on 2004-07-14 (26 Comments) |

| Solution by broll (2016-03-08 00:07:23) |

Under A square (in Numbers) Posted on 2004-06-25 (15 Comments) |

| No Subject by broll (2015-06-05 23:25:21) |

Under Sum of Cubes (in Numbers) Posted on 2004-05-25 (11 Comments) |

| What Gamer perhaps had in mind. by broll (2011-10-10 02:38:30) |

Under Strange pyramid (in Geometry) Posted on 2004-05-03 (10 Comments) |

| re(4): Short answer to part 1. by broll (2016-03-01 09:30:50) |

| re(2): Short answer to part 1. by broll (2016-02-29 08:42:12) |

| Short answer to part 1. by broll (2016-02-28 22:36:18) |

Under Poisonous Dilemma (in Paradoxes) Posted on 2004-04-19 (82 Comments) |

| Thoughts by broll (2017-01-15 02:17:13) |

Under A flat ball? (in Geometry) Posted on 2004-04-08 (24 Comments) |

| Soccer balls by broll (2016-04-16 02:38:46) |

Under Unit Cubes (in Shapes) Posted on 2004-02-02 (15 Comments) |

| Solution by broll (2016-07-01 11:22:50) |

Under Thirty two barbarians (in General) Posted on 2004-01-28 (34 Comments) |

| The solution by broll (2017-01-02 23:05:00) |

Under A pronounced day (in Tricks) Posted on 2003-12-25 (13 Comments) |

| What she would really say. by broll (2015-05-17 00:21:12) |

Under The Highest Grade (in Numbers) Posted on 2003-12-11 (15 Comments) |

| Continued fractions by broll (2017-01-04 02:44:59) |

Under Squares and Cubes (in Numbers) Posted on 2003-12-06 (21 Comments) |

| Possible solution by broll (2011-05-09 05:59:43) |

Under Strike a Chord (..Any Chord) (in Geometry) Posted on 2003-10-09 (51 Comments) |

| Herd instinct. by broll (2016-05-29 01:14:59) |

Under Box, Locks and Keys (in Logic) Posted on 2003-07-18 (19 Comments) |

| Comment on the official solution by broll (2016-04-10 00:06:04) |

Under Perfect Squares (in Just Math) Posted on 2003-04-05 (10 Comments) |

| Even simpler. by broll (2012-09-17 03:10:19) |

Under Composite numbers (in Numbers) Posted on 2003-03-05 (22 Comments) |

| re(2): Moore's Law at work by broll (2016-11-17 21:23:12) |

| Moore's Law at work by broll (2016-11-17 13:54:45) |

Under Big Circle, Little Circle (in Geometry) Posted on 2002-11-03 (16 Comments) |

| solution by broll (2016-06-10 05:21:02) |

Under Quarter intersection Problem (in Geometry) Posted on 2002-10-30 (9 Comments) |

| An easier method. by broll (2016-12-29 10:33:21) |

Under Odd Sum (in Just Math) Posted on 2002-08-08 (17 Comments) |

| re: What, me worry? by broll (2015-04-06 03:56:52) |

Under Missing dollar (in General) Posted on 2002-05-06 (24 Comments) |

| solution by broll (2016-04-09 11:31:28) |