 Under Tunneling through a mine car (in Just Math)
Posted on 2019-04-16 (25 Comments) |
 |  But by armando (2020-07-21 15:30:07) |
| re(2): Solution (but hidden...) by armando (2020-07-21 12:08:50) |
| Solution (but hidden...) by armando (2020-07-20 16:09:57) |
| No Subject by armando (2019-04-20 10:47:34) |
 Under Polynomial phobia abandoned! (in Just Math)
Posted on 2019-04-14 (2 Comments) |
| Some work, guess and test by armando (2019-04-19 08:10:30) |
Under The midpoint of Tangency (in Geometry)
Posted on 2019-04-13 (2 Comments) |
| Solution by armando (2019-04-17 04:21:33) |
Under Finding Quadratic (in Just Math)
Posted on 2019-04-12 (2 Comments) |
| Solution (not very orthodox method) by armando (2019-04-15 10:25:36) |
Under Vertices to incircle (in Shapes)
Posted on 2019-03-30 (1 Comments) |
| Solution by armando (2019-04-07 16:57:57) |
 Under Power Polynomial (in Just Math)
Posted on 2019-03-21 (1 Comments) |
| posible solution by armando (2019-03-22 10:14:29) |
Under Is this circular billiards? (in Geometry)
Posted on 2019-03-18 (4 Comments) |
| Yes by armando (2019-03-21 10:11:38) |
Under Weird equations (in Just Math)
Posted on 2019-03-18 (2 Comments) |
| Solution by armando (2019-03-18 19:24:56) |
Under Quad composition (in Just Math)
Posted on 2019-03-16 (4 Comments) |
| Little addition by armando (2019-03-17 17:42:12) |
Under The Tiny Triangle (in Shapes)
Posted on 2019-03-15 (2 Comments) |
| Solution by armando (2019-03-16 12:38:21) |
Under Where is the center? (in Geometry)
Posted on 2019-03-15 (13 Comments) |
| re: How my method must have gone wrong by armando (2019-03-16 04:27:02) |
Under Digit Deduction (in Numbers)
Posted on 2019-03-12 (3 Comments) |
| A bizarre answer by armando (2019-03-14 07:54:37) |
Under Median formula (in Just Math)
Posted on 2019-03-10 (2 Comments) |
| Solution by armando (2019-03-13 10:46:14) |
Under Envelop the rhombuses (in Shapes)
Posted on 2019-03-09 (3 Comments) |
| Solution by armando (2019-03-12 10:48:01) |
Under A change of clothes (in Word Problems)
Posted on 2019-03-08 (3 Comments) |
| re(2): In my view by armando (2019-03-09 12:11:03) |
| In my view by armando (2019-03-09 04:14:23) |
Under A Great Greatest Common Divisor (in Numbers)
Posted on 2019-03-06 (2 Comments) |
| Also by armando (2019-03-06 12:12:43) |
Under One step towards Regularity (in Geometry)
Posted on 2019-03-05 (1 Comments) |
| Solution? by armando (2019-03-08 11:07:58) |
Under Subdivided parallelogram (in Geometry)
Posted on 2019-03-04 (6 Comments) |
| re(3): step 2 - an answer by armando (2019-03-07 09:52:29) |
| re: step 2 - an answer by armando (2019-03-06 02:17:02) |
| My take by armando (2019-03-05 16:20:50) |
Under Tan-ing the sine (in Just Math)
Posted on 2019-03-03 (3 Comments) |
| Solution by armando (2019-03-05 06:55:11) |
Under Summing the pairs (in Just Math)
Posted on 2019-03-01 (1 Comments) |
| Solution by armando (2019-03-02 17:41:42) |
Under 2018 to 2019 (in Numbers)
Posted on 2019-03-01 (3 Comments) |
| Solution - other way by armando (2019-03-04 06:30:07) |
Under Incentroid (in Geometry)
Posted on 2019-02-24 (3 Comments) |
| Solution by armando (2019-03-01 09:21:25) |
Under Palindromes' divisibility (in Numbers)
Posted on 2019-02-22 (2 Comments) |
| Mentally by armando (2019-02-26 06:45:05) |
Under Outcoming (in Geometry)
Posted on 2019-02-17 (2 Comments) |
| Solution by armando (2019-02-26 03:15:54) |
Under Get a stonefish! (in Numbers)
Posted on 2019-02-09 (1 Comments) |
| Solution by armando (2019-02-10 16:14:42) |
Under A Walking puzzle (in Just Math)
Posted on 2019-02-08 (1 Comments) |
| For dinner by armando (2019-02-09 12:09:34) |
 Under Spheres on a floor (in Geometry)
Posted on 2019-02-07 (2 Comments) |
| Solution somehow explained by armando (2019-02-25 04:02:56) |
Under Can you C it? (in Word Problems)
Posted on 2019-02-06 (21 Comments) |
| Candidates by armando (2019-02-09 03:50:26) |
Under How many choices? (in Just Math)
Posted on 2019-02-05 (1 Comments) |
| Solution by armando (2019-02-10 03:30:51) |
Under Digit Anagram II (in Numbers)
Posted on 2019-01-29 (11 Comments) |
| Solution "if" by armando (2019-02-08 09:43:43) |
Under Areal equality (in Geometry)
Posted on 2019-01-27 (1 Comments) |
| Solution by armando (2019-01-29 03:54:11) |
Under Digit Hunting (in Just Math)
Posted on 2019-01-26 (4 Comments) |
| re(2): poor explanation by armando (2019-01-28 16:26:52) |
Under Art Image (in General)
Posted on 2019-01-25 (12 Comments) |
| re(2): an start ... question ansered : 4 not 5. + a hint by armando (2019-01-31 10:26:48) |
| an start ... or perhaps not: anyway a question by armando (2019-01-30 09:41:55) |
Under Square+27 (in Numbers)
Posted on 2019-01-22 (2 Comments) |
| Not the way to it by armando (2019-01-23 06:48:24) |
Under An Average Student (in Numbers)
Posted on 2019-01-21 (2 Comments) |
| possible solution by armando (2019-01-22 10:50:52) |
Under Worm ate the numbers (in Numbers)
Posted on 2019-01-18 (2 Comments) |
| A not-solution by armando (2019-01-18 09:05:36) |
Under From unrelated words to family (in Word Problems)
Posted on 2019-01-17 (2 Comments) |
| solution by armando (2019-02-10 04:05:20) |
Under Factorial Tremors (in Numbers)
Posted on 2019-01-16 (5 Comments) |
| re: An observation by armando (2019-01-17 00:24:54) |
| Guess by armando (2019-01-16 09:13:41) |
Under Reach home (in Just Math)
Posted on 2019-01-14 (13 Comments) |
| re: But.... by armando (2019-01-16 02:59:20) |
| From intuition by armando (2019-01-15 03:53:56) |
Under N cups on a turntable (in Just Math)
Posted on 2019-01-13 (1 Comments) |
| approach by armando (2019-01-13 11:46:32) |
Under Contradiction by erasure (in Word Problems)
Posted on 2019-01-02 (1 Comments) |
| A baroque answer by armando (2019-01-03 17:43:34) |
Under CC & ET Expanded (in Just Math)
Posted on 2018-12-29 (2 Comments) |
| Smallest one by armando (2019-01-13 06:35:15) |
| solution by armando (2019-01-06 11:20:10) |
Under Choosing a game (in Just Math)
Posted on 2018-12-25 (3 Comments) |
| Something but not the thing by armando (2019-01-05 12:12:25) |
Under Guessing the color (in Logic)
Posted on 2018-12-24 (2 Comments) |
| Supposing that by armando (2018-12-25 18:26:46) |
Under Probably Acute (in Just Math)
Posted on 2018-12-21 (12 Comments) |
| Manual approach by armando (2018-12-21 16:06:54) |
Under Copy and Construct (in Geometry)
Posted on 2018-12-20 (6 Comments) |
| re(3): Solution by armando (2018-12-21 06:25:28) |
| re: Solution by armando (2018-12-20 18:15:39) |
| re: Solution by armando (2018-12-20 18:15:39) |
Under The 100th number (in Sequences)
Posted on 2018-12-10 (9 Comments) |
| re(4): Hint by armando (2019-01-11 15:45:20) |
| Clear hint by armando (2018-12-17 16:12:39) |
Under Increasing numbers representation (in Sequences)
Posted on 2018-11-28 (2 Comments) |
| No Subject by armando (2019-01-12 04:48:15) |
Under Goldiolics (in Just Math)
Posted on 2018-03-30 (6 Comments) |
| re(2): one possible strategy by armando (2018-03-31 03:26:21) |
| one possible strategy by armando (2018-03-30 09:48:37) |
Under Comb(k,2) (in Numbers)
Posted on 2018-03-29 (4 Comments) |
| re: Solution with proof by armando (2018-03-30 09:00:46) |
Under One square implies many (in Sequences)
Posted on 2018-03-28 (6 Comments) |
| quite easy solution for integers by armando (2018-03-28 12:46:26) |
Under Boxed Parabolas (in Geometry)
Posted on 2018-03-24 (5 Comments) |
| re: Easy way by armando (2018-03-28 09:57:22) |
| Harder way? by armando (2018-03-27 16:29:27) |
Under Not enough information! (in Science)
Posted on 2018-03-23 (7 Comments) |
| two errors by armando (2018-03-24 15:01:05) |
| spoiler of precedent post by armando (2018-03-24 09:33:47) |
| No Subject by armando (2018-03-23 18:18:17) |
Under Colored beads (in Just Math)
Posted on 2018-03-21 (4 Comments) |
| Some solutions by armando (2018-03-21 10:45:42) |
Under Quasi-Fibonacci (in Numbers)
Posted on 2018-03-19 (2 Comments) |
| ummh by armando (2018-03-19 10:56:21) |
Under Three squares imply the fourth (in Just Math)
Posted on 2018-03-18 (2 Comments) |
| How it goes by armando (2018-03-21 17:31:18) |
Under Starting with 1,2,3 (in Sequences)
Posted on 2018-03-17 (1 Comments) |
| how think this sequence could go by armando (2018-03-17 12:00:21) |
Under 3x3 magic square of squares (in Numbers)
Posted on 2018-03-16 (1 Comments) |
| one solution by armando (2018-03-16 18:59:52) |
Under six and thirteen (in Numbers)
Posted on 2018-03-15 (9 Comments) |
| contribution to different ways by armando (2018-03-16 04:51:44) |
Under Seven given - the eighth TBD (in Sequences)
Posted on 2018-03-14 (6 Comments) |
| re(4): a possible one READ B4 SOLVING by armando (2018-03-16 10:45:10) |
|  re(2): a possible one by armando (2018-03-14 16:45:38) |
| a possible one by armando (2018-03-14 12:27:48) |
Under A Really Weird Math Problem (in Numbers)
Posted on 2018-03-12 (13 Comments) |
| Solution by armando (2018-03-12 11:14:39) |
Under Q: ?hat letter is missing? (in Numbers)
Posted on 2018-03-11 (1 Comments) |
| Only guess by armando (2018-03-11 09:30:43) |
Under An atom of atom (in Numbers)
Posted on 2018-03-10 (1 Comments) |
| Solution by armando (2018-03-10 09:43:17) |
Under Summing the factors (in Numbers)
Posted on 2018-03-08 (3 Comments) |
| re: a solution by armando (2018-03-09 03:42:06) |
Under Sliders (in Word Problems)
Posted on 2018-03-06 (1 Comments) |
| Solution? by armando (2018-03-06 09:34:17) |
Under Past and present (in Logic)
Posted on 2018-03-05 (4 Comments) |
| A lot of solutions by armando (2018-03-05 07:57:13) |
Under A palindromic equation (in Numbers)
Posted on 2018-03-04 (5 Comments) |
| solution by armando (2018-03-04 13:00:04) |
Under Hill's data (in Numbers)
Posted on 2018-03-03 (6 Comments) |
| re(2): A call for Hills by armando (2018-03-03 09:56:39) |
| A call for Hills by armando (2018-03-03 09:33:23) |
Under The Truman Show (in Geometry)
Posted on 2018-03-02 (4 Comments) |
| Adjusting results by armando (2018-03-03 04:26:51) |
Under Square products (in Just Math)
Posted on 2018-02-27 (3 Comments) |
| re(2): computer exploration / thoughts by armando (2018-03-01 05:09:23) |
Under 4 digit number derived from a single digit (in Numbers)
Posted on 2018-02-26 (3 Comments) |
| Solution (spoiler) by armando (2018-02-26 08:41:13) |
Under Completing a triplet (in Numbers)
Posted on 2018-02-24 (5 Comments) |
| re(3): "as expected" by armando (2018-02-25 03:36:29) |
| re: computer findings by armando (2018-02-24 16:38:28) |
Under Three, three and the key (in Cryptography)
Posted on 2018-02-23 (2 Comments) |
| Solution by armando (2018-03-08 04:01:36) |
| Some Hints by armando (2018-02-24 03:54:36) |
Under A quote and its source (in Word Problems)
Posted on 2018-02-21 (1 Comments) |
| Solution by armando (2018-02-21 11:11:56) |
Under A state of a State (in General)
Posted on 2018-02-19 (8 Comments) |
| on first sight by armando (2018-02-19 07:57:00) |
Under Four fours (in Numbers)
Posted on 2018-02-14 (7 Comments) |
| Contribution by armando (2018-02-14 16:49:24) |
Under Choosing the right number (in Numbers)
Posted on 2018-02-13 (6 Comments) |
| re: Not feeling literal by armando (2018-02-14 02:15:09) |
| Easy, isn't it? by armando (2018-02-13 09:59:31) |
Under Using nine positive digits (in Numbers)
Posted on 2018-02-11 (3 Comments) |
| search for a algorithm by armando (2018-02-14 10:28:58) |
Under En francais seulement ! (in Numbers)
Posted on 2018-02-09 (3 Comments) |
| ummm 2 by armando (2018-02-10 05:05:25) |
Under Find the arc (in Geometry)
Posted on 2018-02-08 (3 Comments) |
| re: my solution (with spoiler) by armando (2018-02-09 04:05:24) |
| my solution (no spoiler) by armando (2018-02-08 11:44:46) |
Under Square pairs (in Just Math)
Posted on 2018-02-07 (3 Comments) |
| my solution (no spoiler) by armando (2018-02-07 09:02:31) |
Under Not all a's are in (in Numbers)
Posted on 2018-02-06 (4 Comments) |
| re: Solution (spoil alert) by armando (2018-02-06 14:55:40) |
Under Incenter and a half (in Geometry)
Posted on 2018-02-03 (3 Comments) |
| my solution (no spoiler) by armando (2018-02-03 12:13:05) |
Under A couple of squares (in Numbers)
Posted on 2018-02-02 (9 Comments) |
| re(2): solution (spoiler) by armando (2018-02-02 17:17:20) |
Under Cute numbers (in Numbers)
Posted on 2018-02-01 (4 Comments) |
| Also by armando (2018-02-02 05:30:17) |
Under Chord-Product (in Geometry)
Posted on 2018-01-27 (2 Comments) |
| Solution by armando (2018-01-31 06:44:55) |
Under Quadrilateral fill in the blank (in Shapes)
Posted on 2018-01-25 (2 Comments) |
| A draft for solution by armando (2018-01-27 09:50:42) |
Under Starting the Scrabble Game (in Probability)
Posted on 2018-01-24 (8 Comments) |
| re(4): No Subject by armando (2018-01-25 05:22:48) |
| re(2): No Subject by armando (2018-01-24 16:10:05) |
Under The Sleeping Beauty problem (in Probability)
Posted on 2018-01-22 (4 Comments) |
| My view by armando (2018-01-22 16:18:53) |
Under Fair slices (in Geometry)
Posted on 2018-01-16 (8 Comments) |
| re(2): To avoid kids figthting by armando (2018-01-18 05:53:00) |
| Other, more complex solutions by armando (2018-01-17 11:01:13) |
| To avoid kids figthting by armando (2018-01-16 16:11:53) |
Under Discounting one (in Numbers)
Posted on 2018-01-10 (9 Comments) |
| Interesting pattern (II) by armando (2018-01-16 15:48:17) |
| An interesting pattern by armando (2018-01-12 11:23:51) |
Under Dividing the Land Evenly (in Geometry)
Posted on 2018-01-09 (2 Comments) |
| quick mental take by armando (2018-01-09 10:18:43) |
Under Overheard in Manitoba (in Numbers)
Posted on 2018-01-06 (6 Comments) |
| another one by armando (2018-01-06 10:20:07) |
Under A special phenomenon (in Logic)
Posted on 2018-01-05 (3 Comments) |
| Something like this? by armando (2018-01-05 17:31:44) |
Under Magic magic (in Numbers)
Posted on 2018-01-01 (2 Comments) |
| pseudo-solution by armando (2018-01-07 09:51:09) |
Under Below 25 (in Numbers)
Posted on 2017-12-28 (4 Comments) |
| Solution by armando (2017-12-28 09:51:38) |
Under Squares in a rectangle (in Numbers)
Posted on 2017-12-15 (3 Comments) |
| challenging? by armando (2017-12-16 03:03:38) |
Under One triplet of digits (in Numbers)
Posted on 2017-12-01 (7 Comments) |
| Solution? by armando (2019-01-14 11:19:27) |
| re(2): Two possibilities (spoiler?)- the 3rd may be correct by armando (2017-12-10 04:22:06) |
| re: Two possibilities (spoiler?) by armando (2017-12-10 03:47:08) |
| problem by armando (2017-12-08 16:56:21) |
Under No comments (in General)
Posted on 2017-11-12 (3 Comments) |
| solution by armando (2017-12-13 06:24:30) |
Under A recursive game (in Sequences)
Posted on 2017-10-27 (1 Comments) |
| Some solution like (but non the intended one) by armando (2017-12-10 12:44:28) |
Under If two then three (in Just Math)
Posted on 2017-10-14 (1 Comments) |
| Surely not by armando (2018-02-01 17:06:58) |
Under Angle Ratio Ascertainment 5 (in Shapes)
Posted on 2016-08-06 (2 Comments) |
| solution by armando (2016-08-09 04:31:42) |
Under Mirror multiplication (in Numbers)
Posted on 2016-07-31 (8 Comments) |
| To cooperate by armando (2016-08-01 03:45:24) |
| To exclude also "half-palindromes" by armando (2016-07-31 15:44:04) |
| Most obvious by armando (2016-07-31 08:52:43) |
Under Parallel Midpoints (in Geometry)
Posted on 2016-07-30 (1 Comments) |
| not full solution by armando (2016-08-03 09:58:40) |
Under Ball Series Insertion (in Weights and Scales)
Posted on 2016-07-29 (1 Comments) |
| a try by armando (2016-07-30 04:34:38) |
Under Staggering Digits (in Just Math)
Posted on 2016-07-28 (4 Comments) |
| re(2): Solution by armando (2016-07-28 16:29:15) |
| Solution by armando (2016-07-28 12:34:14) |
Under Hat #11 (in Logic)
Posted on 2016-07-27 (3 Comments) |
| re(2): Solution? by armando (2016-07-28 04:22:30) |
| Solution? by armando (2016-07-27 14:37:43) |
Under Go back or double (in Sequences)
Posted on 2016-07-25 (5 Comments) |
| re(2): An uncertain shorthand for part II by armando (2016-07-26 16:26:50) |
| An uncertain shorthand for part II by armando (2016-07-26 04:22:07) |
Under Triangle Area and Integer Finding (in Shapes)
Posted on 2016-07-23 (2 Comments) |
| Only numeric solution by armando (2016-07-23 10:44:20) |
Under Five Pairs of Balls (in Weights and Scales)
Posted on 2016-07-22 (1 Comments) |
| colours and orders by armando (2016-07-25 13:00:59) |
Under Seventh Term Settlement (in Sequences)
Posted on 2016-07-22 (10 Comments) |
| re: Analytical Solution by armando (2016-07-23 14:16:29) |
Under Primes divide expression? (in Just Math)
Posted on 2016-07-20 (2 Comments) |
| Other similar way by armando (2016-07-22 04:10:53) |
Under A square within a triangle (in Just Math)
Posted on 2016-07-20 (1 Comments) |
| solution by armando (2016-07-20 09:58:47) |
Under Smallest Multiple of 99 (in Just Math)
Posted on 2016-07-19 (3 Comments) |
| Perhaps by armando (2016-07-19 14:32:12) |
Under Divisible by 19? (in Numbers)
Posted on 2016-07-15 (1 Comments) |
| Start by armando (2016-07-15 12:36:40) |
Under Consecutive Sums (in Numbers)
Posted on 2016-07-12 (2 Comments) |
| more complete answer by armando (2016-07-13 04:04:48) |
| No Subject by armando (2016-07-12 16:27:30) |
Under Poem Ponder (in Cryptography)
Posted on 2016-07-11 (2 Comments) |
| Good clue by armando (2016-07-12 13:25:41) |
Under Multiple Harshad Numbers (in Numbers)
Posted on 2016-07-10 (12 Comments) |
| re: part one by armando (2016-07-10 13:06:21) |
Under Sum Reals, Get Integer (in Just Math)
Posted on 2016-07-09 (3 Comments) |
| re: Solution by armando (2016-07-10 09:42:08) |
Under Line Length from Two Triangles (in Shapes)
Posted on 2016-07-01 (4 Comments) |
| re: Solution by armando (2016-07-05 16:58:57) |
| Unresolved by armando (2016-07-03 16:22:10) |
Under 4 numbers make 5 squares (in Numbers)
Posted on 2016-06-30 (10 Comments) |
| Row of text ok? by armando (2016-07-01 12:43:54) |
| A (bad?) guess by armando (2016-07-01 09:33:00) |
Under Square Temperatures (in Just Math)
Posted on 2016-06-29 (3 Comments) |
| Is it correct? by armando (2016-06-29 16:17:00) |
Under Fractions lead to Pythagoreans (in Numbers)
Posted on 2016-06-28 (4 Comments) |
| re: solution by armando (2016-06-29 03:39:49) |
Under Skip to 4th power (in Numbers)
Posted on 2016-06-27 (4 Comments) |
| Equivalence by armando (2016-06-28 17:43:52) |
Under Square Sum in Pairs (in Just Math)
Posted on 2016-06-27 (2 Comments) |
| not too much by armando (2016-06-30 09:26:33) |
Under Sum Segment Length (in Shapes)
Posted on 2016-06-25 (1 Comments) |
| Solution by armando (2016-07-10 06:43:19) |
Under Sum Number and Reversal (in Just Math)
Posted on 2016-06-24 (5 Comments) |
| Better by armando (2016-06-26 14:26:05) |
| re(2): No Subject by armando (2016-06-26 06:46:17) |
| No Subject by armando (2016-06-25 18:09:34) |
Under Find From Four 2 (in Just Math)
Posted on 2016-06-23 (4 Comments) |
| completing a way by armando (2016-06-25 04:20:09) |
| A way by armando (2016-06-23 16:15:47) |
Under Capital City Conclusion 2 (in Word Problems)
Posted on 2016-06-23 (4 Comments) |
| Other two by armando (2016-06-23 08:34:55) |
Under 2016 and Perfect Square Puzzle (in Just Math)
Posted on 2016-06-22 (4 Comments) |
| Man way by armando (2016-06-22 17:08:37) |
Under Celsius- A Fahrenheit Multiple? (in Just Math)
Posted on 2016-06-21 (7 Comments) |
| Correcting post by armando (2016-06-23 04:14:34) |
| Two solutions by armando (2016-06-21 16:51:02) |
Under Three vowels (in Word Problems)
Posted on 2016-06-21 (4 Comments) |
| Start by armando (2016-06-21 09:00:05) |
Under Hundred Product Hinder (in Just Math)
Posted on 2016-06-13 (2 Comments) |
| A candidate by armando (2016-06-13 14:27:11) |
Under Real Variable Validation (in Just Math)
Posted on 2016-06-11 (4 Comments) |
| re: Solution by armando (2016-06-11 17:46:55) |
Under Infinitely Diophantine (in Just Math)
Posted on 2016-06-10 (2 Comments) |
| No Subject by armando (2016-06-11 11:04:10) |
Under Isosceles Leg Length (in Shapes)
Posted on 2016-06-09 (6 Comments) |
| re: The issue by armando (2016-06-11 14:46:33) |
Under Term Finding with Floor (in Sequences)
Posted on 2016-06-09 (3 Comments) |
| Manual approach by armando (2016-06-12 06:31:43) |
Under Is the sum odd? (in Numbers)
Posted on 2016-06-08 (1 Comments) |
| An idea by armando (2016-06-09 10:46:56) |
Under One of these things is not like the others.. (in Word Problems)
Posted on 2016-06-07 (5 Comments) |
| my take by armando (2016-06-07 08:13:17) |
Under Divisible by 96? (in Just Math)
Posted on 2016-06-05 (2 Comments) |
| Another way by armando (2016-06-06 08:40:40) |
Under Save our souls (in Games)
Posted on 2016-06-03 (2 Comments) |
| No Subject by armando (2016-06-03 16:42:20) |
 Under Point Ponder (in Tricks)
Posted on 2016-06-03 (2 Comments) |
| Regular idea by armando (2016-06-03 16:00:33) |
Under Three expressions - same value (in Just Math)
Posted on 2016-06-02 (3 Comments) |
| Winning couple by armando (2016-06-02 16:23:05) |
Under King on the run (in Just Math)
Posted on 2016-06-01 (5 Comments) |
| Another way - 2 part by armando (2016-06-03 05:40:31) |
| Some sharings by armando (2016-06-02 12:34:24) |
| Some sharings by armando (2016-06-02 12:34:23) |
| Some sharings by armando (2016-06-02 12:27:12) |
Under Latin verse (in Word Problems)
Posted on 2016-05-31 (5 Comments) |
| re(2): Very ancient latin by armando (2016-05-31 16:31:35) |
| Very ancient latin by armando (2016-05-31 14:48:09) |
Under List the expressionist numbers (in Numbers)
Posted on 2016-05-30 (10 Comments) |
| My Top Ten by armando (2016-05-31 15:37:13) |
| Still there by armando (2016-05-31 07:32:43) |
| Little start by armando (2016-05-30 16:43:00) |
Under Digit Sum Equation Puzzle (in Just Math)
Posted on 2016-05-28 (5 Comments) |
| re: A more full solution. by armando (2016-05-29 05:10:59) |
| re: Possible solution by armando (2016-05-28 15:14:04) |
| No Subject by armando (2016-05-28 11:33:44) |
Under Number From Digit Sum (in Just Math)
Posted on 2016-05-27 (1 Comments) |
| A possible way by armando (2016-05-27 09:20:37) |
Under Colored Candy Choice (in Probability)
Posted on 2016-05-25 (10 Comments) |
| re(4): Second part by armando (2016-05-26 16:51:32) |
| re(2): Second part by armando (2016-05-26 10:07:33) |
| Second part by armando (2016-05-25 17:34:34) |
| first part by armando (2016-05-25 09:10:26) |
Under Laugh, USA (in General)
Posted on 2016-05-24 (2 Comments) |
| Littlecontribution by armando (2016-05-24 11:43:01) |
Under Quadratic and Perfect Square Query II (in Just Math)
Posted on 2016-05-21 (1 Comments) |
| Possible solution by armando (2016-05-21 10:15:17) |
Under Differing Schools (in Riddles)
Posted on 2016-05-20 (2 Comments) |
| flying hint by armando (2016-05-21 04:22:57) |
Under A direct count (in Famous Riddles)
Posted on 2016-05-19 (4 Comments) |
| Using us by armando (2016-05-19 12:23:57) |
Under AABBCCDD and Perfect Square (in Just Math)
Posted on 2016-05-16 (3 Comments) |
| re: computer solutions by armando (2016-05-16 16:46:48) |
| Solution by armando (2016-05-16 16:22:06) |
Under Binomial Baffle 2 (in Just Math)
Posted on 2016-05-15 (2 Comments) |
| re: Solution by armando (2016-05-16 14:43:46) |
Under Cubic and Quadratic Determination (in Just Math)
Posted on 2016-05-14 (3 Comments) |
| Possible solution by armando (2016-05-14 11:28:00) |
Under Tanya's puzzle (in Logic)
Posted on 2016-05-10 (10 Comments) |
| ambiguity by armando (2016-05-12 04:28:06) |
| re(2): could be by armando (2016-05-10 16:23:45) |
| Not so masked by armando (2016-05-10 12:53:37) |
Under Terrific sequence (in Sequences)
Posted on 2016-05-10 (6 Comments) |
| re(2): A hint by armando (2016-05-17 06:38:02) |
Under Make it true (in Numbers)
Posted on 2016-05-09 (5 Comments) |
| Also by armando (2016-05-09 16:15:55) |
| Other similar by armando (2016-05-09 14:42:29) |
Under Puzzle Calendar (in General)
Posted on 2016-05-09 (5 Comments) |
| re(3): Solution -- solution is posted by armando (2016-05-10 08:55:02) |
| re: Solution by armando (2016-05-10 01:56:01) |
Under Polynomial of degree 3n (in Just Math)
Posted on 2016-05-07 (6 Comments) |
| re: Possible Solution by armando (2016-05-09 01:54:02) |
| An unreasoned guess by armando (2016-05-08 11:53:26) |
Under Crazy or Sane (in Numbers)
Posted on 2016-05-05 (3 Comments) |
| Fourth by armando (2016-05-07 04:18:17) |
| Third by armando (2016-05-06 16:57:20) |
| First by armando (2016-05-06 04:32:48) |
Under LCM and GCD Equation (in Just Math)
Posted on 2016-05-03 (164 Comments) |
| think and try by armando (2016-05-04 04:54:42) |
Under You'll be surprised (in Numbers)
Posted on 2016-05-03 (5 Comments) |
| re: Answer only by armando (2016-05-03 09:28:05) |
Under Common Multiple from a Cubic (in Just Math)
Posted on 2016-05-01 (4 Comments) |
| Start by armando (2016-05-01 11:57:48) |
Under Much of few is many (in Numbers)
Posted on 2016-04-28 (2 Comments) |
| re: Full solution by armando (2016-04-29 16:15:59) |
Under Think it over (in Logic)
Posted on 2016-04-27 (6 Comments) |
| re: spoiler by armando (2016-04-27 09:09:05) |
Under Draw a Line to Partition the Grid (in General)
Posted on 2016-04-25 (7 Comments) |
| re(4): Strange by armando (2016-04-29 14:44:01) |
| re(2): Strange by armando (2016-04-29 11:20:54) |
| Strange by armando (2016-04-28 15:27:28) |
Under Constant from Four Solutions (in Just Math)
Posted on 2016-04-24 (2 Comments) |
| Posible solution (2) by armando (2016-04-27 06:00:14) |
| Possible solution by armando (2016-04-26 11:43:56) |
Under Integer Root Illation (in Just Math)
Posted on 2016-04-23 (5 Comments) |
| re(2): solution by armando (2016-04-24 15:44:04) |
| re: solution by armando (2016-04-24 11:16:20) |
| No Subject by armando (2016-04-24 06:20:45) |
Under Cubic Diophantine Conclusion (in Just Math)
Posted on 2016-04-22 (9 Comments) |
| re: A ffine problem (spoiler) by armando (2016-05-02 14:49:40) |
|  re(2): Start by armando (2016-04-23 09:37:45) |
| Start by armando (2016-04-22 17:39:38) |
Under A clever promotion (in Cryptography)
Posted on 2016-04-21 (2 Comments) |
| Yes it is by armando (2016-04-22 02:14:32) |
Under Asteroid walk (in General)
Posted on 2016-04-19 (8 Comments) |
| A possible solution (2) by armando (2016-04-21 13:56:04) |
| an possible solution by armando (2016-04-20 09:06:01) |
Under Fibonacci Determinant (in Just Math)
Posted on 2016-04-19 (1 Comments) |
| Visual solution by armando (2016-04-19 11:23:17) |
Under Rectangular Matrix Product Poser (in Just Math)
Posted on 2016-04-16 (4 Comments) |
| Complex by armando (2016-04-19 15:50:22) |
| possible solution enlarged by armando (2016-04-18 09:43:30) |
| possible solution by armando (2016-04-17 12:08:10) |
Under Quartic Questions (in Calculus)
Posted on 2016-04-13 (2 Comments) |
| Colombus egg by armando (2016-04-16 17:40:05) |
| trying first part by armando (2016-04-15 06:38:13) |
Under A Pythagorean triangle (in Numbers)
Posted on 2016-04-08 (5 Comments) |
| re: An intriguing thing by armando (2016-04-12 08:52:50) |
Under Watching the Watch (in General)
Posted on 2016-04-08 (5 Comments) |
| Piger Clock by armando (2016-04-08 10:05:22) |
Under Worth trying (in Numbers)
Posted on 2016-04-06 (1 Comments) |
| Solution by armando (2016-04-06 16:16:22) |
Under 36 forever (in Numbers)
Posted on 2016-04-05 (4 Comments) |
| re(2): The last one by armando (2016-04-07 16:22:06) |
| The last one by armando (2016-04-05 15:40:17) |
Under Not a common alphametic (in Just Math)
Posted on 2016-04-01 (2 Comments) |
| Solution explained by armando (2016-04-04 03:47:15) |
| Solution no spoiler by armando (2016-04-03 15:36:49) |
Under Look for 3 sevens (in Numbers)
Posted on 2016-04-01 (2 Comments) |
| the rough way by armando (2016-04-01 09:34:52) |
Under GCD of Fibonacci 2 (in Numbers)
Posted on 2016-03-23 (2 Comments) |
| possible solution by armando (2016-03-23 09:53:30) |
Under Not so trivial (in Numbers)
Posted on 2016-03-18 (6 Comments) |
| Elementary additions. by armando (2016-03-19 05:27:50) |
Under Only one below 5000 (in Numbers)
Posted on 2016-03-11 (4 Comments) |
| I appreciate... by armando (2016-03-27 05:42:21) |
Under Love is blind (in Numbers)
Posted on 2016-03-10 (2 Comments) |
| Solution only by armando (2016-03-15 09:56:57) |
| Excel-PSPad aid found one by armando (2016-03-11 09:56:40) |
Under Sunset Anomaly (in Science)
Posted on 2016-03-09 (3 Comments) |
| I fear by armando (2016-03-14 15:41:18) |
| Thoughts by armando (2016-03-11 15:17:45) |
Under Rectangles and U Pentominos (in Shapes)
Posted on 2016-03-08 (4 Comments) |
| posible solution 2 by armando (2016-03-09 17:47:22) |
Under The sum is a square (in Numbers)
Posted on 2016-03-04 (2 Comments) |
| quick way by armando (2016-03-05 06:16:30) |
Under Four P Pentominoes (in Shapes)
Posted on 2016-03-04 (4 Comments) |
| Good work by armando (2016-03-05 17:02:41) |
| Sq probe by armando (2016-03-04 14:56:02) |
Under On Track (in Just Math)
Posted on 2016-02-29 (7 Comments) |
| Some more? by armando (2016-03-01 02:09:44) |
Under Find the sum (in Just Math)
Posted on 2016-02-29 (2 Comments) |
| Solution by armando (2016-02-29 16:51:16) |
Under My four numbers (in Just Math)
Posted on 2016-02-24 (12 Comments) |
| re: Solution with Analysis by armando (2016-02-25 05:13:58) |
| Just that by armando (2016-02-24 16:04:01) |
Under Prove or disprove (in Numbers)
Posted on 2016-02-11 (1 Comments) |
| No Subject by armando (2016-02-15 16:35:24) |
Under Three in a row (in Numbers)
Posted on 2016-02-08 (3 Comments) |
| easy with 0 by armando (2016-02-11 04:15:29) |
Under Interesting representation (in Numbers)
Posted on 2016-02-08 (6 Comments) |
| Some ideas by armando (2016-02-14 10:32:27) |
Under Power Expressions and Division (in Just Math)
Posted on 2016-02-06 (1 Comments) |
| Just one? by armando (2016-02-08 17:10:31) |
Under Constant and Ratio Puzzle (in Just Math)
Posted on 2016-01-30 (1 Comments) |
| quite general by armando (2016-02-26 03:18:29) |
Under Find the next two numbers (in Sequences)
Posted on 2016-01-21 (4 Comments) |
| As Jer by armando (2016-01-22 01:50:10) |
Under Detect my chosen coin (in Games)
Posted on 2016-01-19 (19 Comments) |
| re(2): A way of looking at it by armando (2016-02-05 03:19:50) |
| A way of looking at it by armando (2016-02-04 15:31:32) |
| 2x2 by armando (2016-01-24 11:06:18) |
Under Maximum Value Muse (in Just Math)
Posted on 2016-01-14 (10 Comments) |
| surprise by armando (2016-03-03 04:46:03) |
| Last tray by armando (2016-03-02 16:40:41) |
| Last tray by armando (2016-03-02 16:40:40) |
| re(2): A better try by armando (2016-03-02 05:13:27) |
| A better try by armando (2016-03-01 16:41:56) |
| Solution tried by armando (2016-01-19 16:40:48) |
Under Lost in the woods (in Just Math)
Posted on 2016-01-08 (12 Comments) |
| re: About the problem by armando (2016-01-10 13:15:51) |
| Graphic? by armando (2016-01-10 10:41:46) |
| Lower by armando (2016-01-10 06:27:17) |
| I think lower by armando (2016-01-09 11:01:26) |
| Unsure solution by armando (2016-01-08 18:34:55) |
Under Restricted Rook Runaround (in Games)
Posted on 2016-01-05 (7 Comments) |
| can avoid? by armando (2016-01-13 09:47:35) |
Under From E to D (in Logic)
Posted on 2015-04-28 (4 Comments) |
| Solution explained by armando (2015-11-19 09:21:03) |
| Posible solution by armando (2015-11-18 05:36:59) |
Under Great sequence (in Sequences)
Posted on 2013-11-28 (3 Comments) |
| re(2): pseudo-solution by armando (2016-05-22 04:46:28) |
| pseudo-solution by armando (2016-05-17 09:54:33) |
Under Primes and Squares (in Just Math)
Posted on 2009-08-16 (3 Comments) |
| No way? by armando (2016-02-06 18:02:12) |
Under Missing Numbers Please (in Sequences)
Posted on 2007-08-21 (7 Comments) |
| No Subject by armando (2007-08-22 10:10:27) |
Under The digits and square numbers (in Numbers)
Posted on 2006-10-12 (4 Comments) |
| Solution Excel-aid by armando (2006-11-08 09:13:50) |
Under Think About It. (in Riddles)
Posted on 2006-09-28 (22 Comments) |
| buh! by armando (2006-10-02 11:32:38) |
| guess by armando (2006-09-28 15:00:30) |
Under 'Twas whispered in heaven (in Famous Riddles)
Posted on 2005-06-17 (14 Comments) |
| re: Does not justify the effort ! by armando (2005-06-17 19:26:39) |
Under Unusual binary representation (in Numbers)
Posted on 2005-06-14 (9 Comments) |
| prove by armando (2005-06-15 14:18:44) |
Under 2n+1 Statements (in Logic)
Posted on 2005-06-13 (15 Comments) |
| examples by armando (2005-06-15 21:10:38) |
| possible solution by armando (2005-06-14 16:28:08) |
| not so sure by armando (2005-06-13 14:59:09) |
Under Fibonacci Lore (in Numbers)
Posted on 2005-06-10 (15 Comments) |
| re(3): Proof--Quick fix by armando (2005-06-13 12:53:45) |
Under A question of primes (in Numbers)
Posted on 2005-06-08 (13 Comments) |
| also by armando (2005-06-09 07:17:26) |
Under The test of the suits (in General)
Posted on 2005-06-07 (16 Comments) |
| re(2): Shave off 10 mins by armando (2005-06-13 13:06:52) |
| re(2): One way by armando (2005-06-07 21:19:03) |
| One way by armando (2005-06-07 14:12:18) |
Under Shapes are too Deep (in Sequences)
Posted on 2005-06-01 (5 Comments) |
| explanation by armando (2005-06-07 14:41:51) |
| I agree by armando (2005-06-02 18:59:06) |
Under Grows so slow... (in Sequences)
Posted on 2005-05-31 (13 Comments) |
| not clear by armando (2005-05-31 14:22:28) |
Under Missionaries and Cannibals (in General)
Posted on 2005-05-29 (13 Comments) |
| No Subject by armando (2005-05-29 14:41:09) |
Under Britannia Rule The Waves!! (in Sequences)
Posted on 2005-05-27 (26 Comments) |
| re(3): I wonder... by armando (2005-06-01 16:57:18) |
| re: I wonder... by armando (2005-06-01 16:36:26) |
Under Circle of numbers (in Numbers)
Posted on 2005-05-27 (31 Comments) |
| re: Picky, picky! by armando (2005-05-30 21:44:45) |
| quick answer by armando (2005-05-27 14:01:03) |
Under Count with me (in Sequences)
Posted on 2005-05-26 (16 Comments) |
| No Subject by armando (2005-05-27 13:38:21) |
| No Subject by armando (2005-05-26 22:20:41) |
| A try w/o spoiler by armando (2005-05-26 14:00:16) |
Under Strange divisibility (in Just Math)
Posted on 2005-05-25 (27 Comments) |
| strange divisibility by armando (2005-05-27 15:42:27) |
| re(2): strange by armando (2005-05-25 17:05:22) |
| strange by armando (2005-05-25 15:29:35) |
Under Leaf's Code (in Riddles)
Posted on 2005-05-24 (57 Comments) |
| re(2): I agree completely with Mark by armando (2005-05-25 21:39:28) |
| re: forget ... by armando (2005-05-25 06:51:02) |
| re: Spoiler by armando (2005-05-24 22:11:03) |
Under Zimmerman's Family Points (in Shapes)
Posted on 2005-05-23 (11 Comments) |
| re: Possible solution by armando (2005-05-23 21:05:09) |
Under I am all around (in Riddles)
Posted on 2005-05-23 (102 Comments) |
| re: A little different slant by armando (2005-05-25 07:28:02) |
| re(2): not convinced by armando (2005-05-25 07:05:36) |
| not convinced by armando (2005-05-23 21:54:20) |
Under Game Show (in Logic)
Posted on 2005-05-01 (33 Comments) |
| a solution by armando (2005-05-01 16:19:42) |
Under Calculators at the ready.... (in Sequences)
Posted on 2005-04-30 (16 Comments) |
| re(2): solution by armando (2005-05-02 06:19:06) |
| solution by armando (2005-05-01 18:41:48) |
Under Mental Math Competition (in Algorithms)
Posted on 2005-04-29 (7 Comments) |
| I haven't found solution by armando (2005-05-19 19:03:08) |
Under With my Power (in Riddles)
Posted on 2005-04-29 (25 Comments) |
| re(6): Well, I'm not sure about the singing... by armando (2005-05-03 16:41:38) |
| re(3): Well, I'm not sure about the singing... by armando (2005-05-01 15:25:40) |
Under Dividing a donut (in Shapes)
Posted on 2005-04-23 (35 Comments) |
| re(2): easy way to 7 by armando (2005-05-01 12:47:33) |
| easy way to 7 by armando (2005-04-25 13:25:06) |
| a beginning by armando (2005-04-23 13:44:11) |
Under Roll of the die (in Games)
Posted on 2005-04-21 (23 Comments) |
| re(4): a wiser approach by armando (2005-04-25 08:51:58) |
| re(2): a wiser approach by armando (2005-04-24 21:38:45) |
| a wiser approach by armando (2005-04-23 08:40:01) |
| No Subject by armando (2005-04-22 15:42:51) |
Under Billy's bag (in Probability)
Posted on 2005-04-17 (18 Comments) |
| re(2): more manually by armando (2005-04-19 15:56:16) |
| re: 3 cases by armando (2005-04-18 16:00:46) |
| more manually by armando (2005-04-17 21:56:02) |
Under Guess a number (in Algorithms)
Posted on 2005-04-14 (19 Comments) |
| re: Unexpected solution by armando (2005-04-18 21:25:57) |
| re: No Subject by armando (2005-04-15 09:04:03) |
| 14 are enough by armando (2005-04-14 22:22:21) |
Under It is a riddle (in Riddles)
Posted on 2005-04-13 (90 Comments) |
| re: What about this? by armando (2005-04-13 16:50:20) |
Under It is infinite if it isn't? (in Paradoxes)
Posted on 2005-04-12 (36 Comments) |
| I bet player 1 by armando (2005-04-13 07:57:17) |
Under Counting Sand (in Algorithms)
Posted on 2005-04-07 (9 Comments) |
| quick prime valutation by armando (2005-04-07 19:35:13) |
Under Sequence E.T. cetera (in Cryptography)
Posted on 2005-04-05 (11 Comments) |
| re: Hint by armando (2005-04-06 16:52:19) |
Under Powerful Powers Pileup! (in Just Math)
Posted on 2005-04-03 (3 Comments) |
| A try by armando (2005-04-10 11:05:52) |
Under Desperately Difficult Derivative (in Calculus)
Posted on 2005-03-30 (10 Comments) |
| re(3): solution? by armando (2005-04-01 10:29:19) |
| solution? by armando (2005-03-30 19:27:14) |
Under Intuitive Coins (in Algorithms)
Posted on 2005-03-29 (14 Comments) |
| re: On the right track by armando (2005-04-02 22:25:23) |
| idea by armando (2005-04-02 09:32:01) |
| intuitive enough by armando (2005-03-30 13:21:39) |
Under Hollow ball (in Science)
Posted on 2005-03-25 (26 Comments) |
| No Subject by armando (2005-03-25 19:11:20) |
Under Fateful Fickle Fifteen (in Probability)
Posted on 2005-03-24 (9 Comments) |
| re(2): Different numbers by armando (2005-03-28 12:03:52) |
| re: Different numbers by armando (2005-03-28 10:44:16) |
| No Subject by armando (2005-03-24 19:23:35) |
Under Inspector Morse (in Cryptography)
Posted on 2005-03-20 (24 Comments) |
| re(3): A much less limited start by armando (2005-03-25 21:52:16) |
| re(9): A (limited) start - To Juggler by armando (2005-03-24 19:33:40) |
Under The logician's favorite game (in Logic)
Posted on 2005-03-18 (28 Comments) |
| re(4): armando by armando (2005-03-23 21:07:07) |
| re(2): armando by armando (2005-03-22 08:12:14) |
| re: What I have to tell about by armando (2005-03-21 15:43:55) |
| traying solution again by armando (2005-03-20 14:55:30) |
| traying solution again by armando (2005-03-20 14:36:31) |
| solution? by armando (2005-03-19 15:15:24) |
Under Black Jack (in Probability)
Posted on 2005-03-17 (8 Comments) |
| re: solution by armando (2005-03-17 22:04:47) |
Under e^x (in General)
Posted on 2005-03-12 (9 Comments) |
| re(2): solution by armando (2005-04-12 07:20:18) |
|  solution by armando (2005-04-10 14:51:28) |
Under Prime Perimeter (in Logic)
Posted on 2005-03-11 (90 Comments) |
| re(2): centering the point by armando (2005-03-14 21:46:09) |
| centering the point by armando (2005-03-13 09:56:43) |
Under On the Line (in Games)
Posted on 2003-08-15 (16 Comments) |
| re(2): Simple Enough by armando (2006-10-05 08:34:19) |
Under Dice Proposition (in Probability)
Posted on 2003-02-22 (5 Comments) |
| A try by armando (2005-05-01 23:14:00) |
