Under Self-limited sequence (in Sequences) Posted on 2006-12-14 (3 Comments) |
| Observation by Richard (2006-12-14 14:57:19) |
Under Perpetual Primes Production? (in Numbers) Posted on 2006-11-29 (12 Comments) |
| re: I would take that bet by Richard (2006-11-29 21:28:19) |
| re(2): One Approach (Spoiler?) by Richard (2006-11-29 14:30:37) |
| One Approach (Spoiler?) by Richard (2006-11-29 12:17:45) |
Under Another positive integer puzzle (in Numbers) Posted on 2006-11-29 (2 Comments) |
| D2? by Richard (2006-11-29 21:32:47) |
Under Another function problem (in Numbers) Posted on 2006-11-19 (12 Comments) |
| re(7): Solution? by Richard (2006-11-19 20:40:39) |
| re(5): Solution? by Richard (2006-11-19 18:02:36) |
| re(3): Solution? by Richard (2006-11-19 12:40:29) |
| re: Solution? by Richard (2006-11-19 12:01:06) |
Under The Fix Is In (in Just Math) Posted on 2006-11-17 (12 Comments) |
| re(5): No Subject by Richard (2006-11-18 01:55:42) |
| re(3): No Subject by Richard (2006-11-17 21:35:44) |
| re: No Subject by Richard (2006-11-17 19:58:09) |
| re: Solution by Richard (2006-11-17 16:45:58) |
Under Consecutive Odd and Prime (in Numbers) Posted on 2006-11-08 (4 Comments) |
| re: Trivial by Richard (2006-11-08 23:21:22) |
Under Some other kind of root extraction (in Calculus) Posted on 2006-11-07 (10 Comments) |
| re: Curious by Richard (2006-11-09 18:15:56) |
| Any n, one c by Richard (2006-11-08 23:48:05) |
Under 'Impossible' Solid's Volume (in Shapes) Posted on 2006-11-04 (12 Comments) |
| re: Checking my solution by Richard (2006-11-05 01:03:20) |
Under Travelling (in Just Math) Posted on 2006-10-30 (12 Comments) |
| re: Here's the solution by Richard (2006-10-31 11:58:54) |
| Harmonic Mean by Richard (2006-10-30 14:10:12) |
Under Harmonic mean (in Just Math) Posted on 2006-10-25 (4 Comments) |
| Seeing Why GM <= AM by Richard (2006-10-29 03:40:20) |
Under Super-smooth hump (in Calculus) Posted on 2006-10-24 (9 Comments) |
| re: Entirely different solution by Richard (2006-10-31 11:39:19) |
| re(2): My Way by Richard (2006-10-25 23:54:37) |
| My Way by Richard (2006-10-25 19:29:38) |
| re: Solution by Richard (2006-10-24 18:28:32) |
Under Looking for functions II (in Just Math) Posted on 2006-10-23 (4 Comments) |
| re: Method (only) by Richard (2006-10-23 17:22:49) |
| Answer (only) by Richard (2006-10-23 14:26:34) |
Under Tree planting exercise (in Geometry) Posted on 2006-10-21 (11 Comments) |
| re(3): 9 rows, 9 trees by Richard (2006-10-23 19:59:15) |
| re: 9 rows, 9 trees by Richard (2006-10-23 14:51:35) |
Under Integer Roots (in Just Math) Posted on 2006-10-14 (5 Comments) |
| re: Some thoughts by Richard (2006-10-14 22:04:37) |
| Answer mostly by brute force by Richard (2006-10-14 20:33:28) |
Under Optimizing The Train (in Just Math) Posted on 2006-10-04 (1 Comments) |
| Hints by Richard (2006-10-07 20:16:51) |
Under Those infinite small steps (in Just Math) Posted on 2006-10-03 (8 Comments) |
| Visual calculus by Richard (2006-10-03 11:23:53) |
Under Repeating decimals (in Numbers) Posted on 2006-09-25 (12 Comments) |
| re(6): General solution by Richard (2006-09-27 15:52:05) |
| re(4): General solution by Richard (2006-09-26 23:07:48) |
Under Life is full of me! (in Famous Riddles) Posted on 2006-09-07 (19 Comments) |
| re: Possible Solution by Richard (2006-09-08 12:10:44) |
Under Cutting planes with polygons (in Shapes) Posted on 2006-09-06 (17 Comments) |
| re: an equation by Richard (2006-09-06 15:54:49) |
Under These are no fractions, are they? (in Numbers) Posted on 2006-09-05 (15 Comments) |
| re(3): proof for a by Richard (2006-09-08 12:12:31) |
| re: proof for a by Richard (2006-09-07 12:32:12) |
| re(3): One down, two to go by Richard (2006-09-06 03:06:52) |
Under divisible by 11? (in Numbers) Posted on 2006-09-04 (17 Comments) |
| re(7): Replace '10' by n by Richard (2006-09-06 02:55:58) |
| re(5): Replace '10' by n by Richard (2006-09-05 01:24:36) |
| re(3): Replace '10' by n by Richard (2006-09-04 20:21:48) |
| re: Replace '10' by n by Richard (2006-09-04 16:17:22) |
| re: almost solution by Richard (2006-09-04 13:25:54) |
| Insufficient, but a start by Richard (2006-09-04 11:14:29) |
Under A Power Problem (in Calculus) Posted on 2006-09-03 (3 Comments) |
| re: Method by Richard (2006-09-03 12:13:16) |
Under Evil powers (in Numbers) Posted on 2006-08-31 (9 Comments) |
| re: solution by Richard (2006-08-31 15:05:06) |
Under Six numbers and a prime (in Numbers) Posted on 2006-08-29 (23 Comments) |
| re: proof2 by Richard (2006-08-30 18:53:18) |
| re(2): One Actually Prime? by Richard (2006-08-30 01:58:18) |
| One Actually Prime? by Richard (2006-08-30 00:26:28) |
| re: Proof by Richard (2006-08-29 19:29:21) |
Under Can you find this kind of function? (in Tricks) Posted on 2006-08-28 (10 Comments) |
| It All Depends On ... by Richard (2006-08-30 14:33:14) |
Under Five Circle Division (in Geometry) Posted on 2006-08-26 (15 Comments) |
| re(3): Equation spoiler by Richard (2006-08-26 18:08:21) |
| re: new question by Richard (2006-08-26 17:58:00) |
| re(3): Equation spoiler by Richard (2006-08-26 13:20:10) |
| re: Equation spoiler by Richard (2006-08-26 11:52:00) |
Under Spacy colors (in Just Math) Posted on 2006-08-25 (10 Comments) |
| re: Solution (Some details required) by Richard (2006-08-27 16:06:19) |
Under Are all complex numbers real? (in Paradoxes) Posted on 2006-08-24 (14 Comments) |
| re(2): The Specific Problem (fleshed out a bit more) by Richard (2006-08-27 17:42:25) |
| re(2): The Specific Problem (fleshed out a bit more) by Richard (2006-08-26 22:45:33) |
| The Specific Problem by Richard (2006-08-25 22:33:15) |
| re(2): The General Problem by Richard (2006-08-24 17:32:19) |
| The General Problem by Richard (2006-08-24 15:54:55) |
Under probability of X's (in Probability) Posted on 2006-08-23 (2 Comments) |
| Answers - No Peeking by Richard (2006-08-23 16:21:51) |
Under Sort of a sorting problem (in Just Math) Posted on 2006-08-22 (14 Comments) |
| re(2): Still in Deep Water by Richard (2006-08-24 02:24:49) |
| re: Still in Deep Water, cont. by Richard (2006-08-24 01:46:10) |
| Still in Deep Water by Richard (2006-08-23 18:28:02) |
| Some Thoughts by Richard (2006-08-23 17:00:17) |
Under A FIRST and SECOND Problem (in Numbers) Posted on 2006-08-22 (5 Comments) |
| re: An idea, with no computer by Richard (2006-08-22 15:38:09) |
Under Millenium problem (in Numbers) Posted on 2006-08-21 (15 Comments) |
| re(2): -10 for grammar by Richard (2006-08-23 14:39:35) |
| -10 for spelling by Richard (2006-08-22 21:38:50) |
Under How to save yourself (in Logic) Posted on 2006-08-20 (18 Comments) |
| re: Another approach by Richard (2006-08-20 22:45:18) |
Under LCM Sequence (in Sequences) Posted on 2006-08-19 (7 Comments) |
| re(4): Just a guess... -- proof by Richard (2006-08-19 21:54:57) |
| re(2): Just a guess... -- proof by Richard (2006-08-19 18:18:09) |
Under Points on a plane (in Geometry) Posted on 2006-08-18 (5 Comments) |
| re: How Leonhard would solve it by Richard (2006-08-18 19:41:30) |
Under Must you overanalyze everything? (in Sequences) Posted on 2006-08-18 (4 Comments) |
| re: Solution by Richard (2006-08-18 13:12:08) |
Under A Real Number problem (in Just Math) Posted on 2006-08-16 (9 Comments) |
| re(3): go graphical by Richard (2006-08-17 22:58:24) |
| re: go graphical by Richard (2006-08-17 00:33:03) |
Under Procrastination (in Riddles) Posted on 2006-08-16 (48 Comments) |
| Little Annie sings by Richard (2006-08-17 17:02:50) |
Under Jargon? (in Cryptography) Posted on 2006-08-15 (9 Comments) |
| re: No Subject by Richard (2006-08-15 15:18:11) |
Under A Definite Integral Problem (in Calculus) Posted on 2006-08-10 (5 Comments) |
| re: question by Richard (2006-08-10 20:03:22) |
| Confirmation by Richard (2006-08-10 14:31:28) |
Under Medieval King (in Riddles) Posted on 2006-08-10 (13 Comments) |
| re: Biiiiiiig hint by Richard (2006-08-10 15:24:24) |
Under So how small is it then? (in Numbers) Posted on 2006-08-09 (17 Comments) |
| re(3): How about we try this a different way. by Richard (2006-08-10 14:40:13) |
| re: First thoughts (spoiler) -- Could be wrong by Richard (2006-08-09 13:01:30) |
Under A Remainder Problem (in Just Math) Posted on 2006-08-08 (5 Comments) |
| 1 to 9 to the x by Richard (2006-08-09 21:01:36) |
| Not Any Real Spoiler by Richard (2006-08-08 13:44:13) |
Under A prime factorization problem (in Calculus) Posted on 2006-08-07 (1 Comments) |
| Spoiler by Richard (2006-08-07 13:45:55) |
Under Vital Vegetal Vibes (in General) Posted on 2006-08-07 (11 Comments) |
| re: Spoiler.... Solution by Richard (2006-08-07 12:44:33) |
Under Sign of a Permutation (in Algorithms) Posted on 2006-08-05 (11 Comments) |
| re(2): What I would NOT advocate by Richard (2006-08-07 16:31:55) |
| re(3): No Subject by Richard (2006-08-07 14:14:05) |
| re: No Subject by Richard (2006-08-07 12:57:18) |
| What I would NOT advocate by Richard (2006-08-05 23:05:50) |
Under A Multi-solution Puzzle (in Just Math) Posted on 2006-08-03 (3 Comments) |
| re: what mathematica has to say by Richard (2006-08-03 19:14:50) |
| Some answers w/o derivations by Richard (2006-08-03 16:41:51) |
Under Inequality (in Calculus) Posted on 2006-08-03 (3 Comments) |
| Visual Integral Calculus by Richard (2006-08-03 21:04:08) |
Under Alphabetical logic (in Logic) Posted on 2006-07-28 (9 Comments) |
| re: Solution by Richard (2006-07-29 01:36:51) |
Under A 2006 Problem (in Numbers) Posted on 2006-07-27 (8 Comments) |
| re: A solution by Richard (2006-07-28 00:14:36) |
| Advice (Read only if you are really stuck) by Richard (2006-07-27 13:54:30) |
Under Square-Crossed Power (in Just Math) Posted on 2006-07-23 (11 Comments) |
| re: computer solution (spoiler) by Richard (2006-07-23 13:42:14) |
Under Cube first, or square second (in Numbers) Posted on 2006-07-22 (7 Comments) |
| re(3): Solution by Richard (2006-07-23 04:00:33) |
| re: Solution by Richard (2006-07-22 22:09:57) |
Under A Cute Triangle (in Geometry) Posted on 2006-07-21 (4 Comments) |
| re: Solution by Richard (2006-07-21 14:38:53) |
Under Ambidextrous Cancellation Mission (in Just Math) Posted on 2006-07-20 (20 Comments) |
| re(3): Counter example for Monoids by Richard (2006-08-15 20:39:25) |
| re(4): Counter example for Monoids by Richard (2006-08-10 19:53:03) |
| re(3): Counter example for Monoids by Richard (2006-08-07 18:07:12) |
| re: Counter example for Monoids by Richard (2006-08-06 17:32:47) |
Under A Printing Machine Problem (in Probability) Posted on 2006-07-19 (6 Comments) |
| My Printer is Better by Richard (2006-07-19 13:36:08) |
Under Polyhedra construction (in Shapes) Posted on 2006-07-17 (4 Comments) |
| A Reference by Richard (2006-07-18 12:35:02) |
Under Two Digit Integers (in Just Math) Posted on 2006-07-14 (11 Comments) |
| Some Analysis by Richard (2006-07-21 04:05:40) |
| re(2): Solution by Richard (2006-07-18 23:06:36) |
| A Program Helps Here (Numerical Spoiler) by Richard (2006-07-14 13:10:55) |
Under When Is It Today? (in General) Posted on 2006-07-11 (14 Comments) |
| re(4): A Reference by Richard (2006-07-13 16:41:55) |
| re(2): A Reference by Richard (2006-07-13 12:49:59) |
| A Reference by Richard (2006-07-12 19:08:52) |
| re(5): first and second part (Spoiler) with ? on 3rd by Richard (2006-07-12 18:35:34) |
| re(3): first and second part (Spoiler) with ? on 3rd by Richard (2006-07-12 13:23:09) |
| re: first part by Richard (2006-07-12 01:07:55) |
| re: first and second part (Spoiler) with ? on 3rd by Richard (2006-07-12 01:03:12) |
Under Angle Measures (in Geometry) Posted on 2006-07-05 (4 Comments) |
| re: An almost complete estimated solution (spoiler) by Richard (2006-07-06 17:12:09) |
| Using a Formula by Richard (2006-07-05 22:00:40) |
Under Calling all pythagoreans (in Geometry) Posted on 2006-07-03 (7 Comments) |
| re: Interesting dialog by Richard (2006-07-03 23:14:48) |
Under A Digital Root Problem (in Just Math) Posted on 2006-06-29 (10 Comments) |
| re: Difficulty by Richard (2006-06-29 19:37:36) |
| re: Answer by Richard (2006-06-29 15:08:04) |
Under Oooh... a dirty one... (in Riddles) Posted on 2006-06-26 (10 Comments) |
| Similar by Richard (2006-06-26 12:06:28) |
Under Integer Triangles (in Geometry) Posted on 2006-06-21 (5 Comments) |
| integer sides and inradius by Richard (2006-06-22 20:32:09) |
| re: four more -- computer used by Richard (2006-06-21 19:44:27) |
| One by Richard (2006-06-21 14:27:13) |
Under Three Intercepts (in Just Math) Posted on 2006-06-19 (7 Comments) |
| Another Try by Richard (2006-06-20 16:13:53) |
| re(2): The Old Kitchen Sink by Richard (2006-06-20 15:34:43) |
| The Old Kitchen Sink by Richard (2006-06-19 22:35:30) |
Under Coin through a hole (in Shapes) Posted on 2006-05-29 (24 Comments) |
| re(5): My 2 cents worth by Richard (2006-05-30 15:37:04) |
| re(4): My 2 cents worth by Richard (2006-05-30 15:25:47) |
| re(2): My 2 cents worth by Richard (2006-05-29 19:46:06) |
| My 2 cents worth by Richard (2006-05-29 15:21:32) |
Under Polynomial # 1 (in Just Math) Posted on 2006-05-26 (7 Comments) |
| re: Solution (spoiler) by Richard (2006-05-26 23:12:04) |
| re: Solution (spoiler) by Richard (2006-05-26 15:03:58) |
Under An Inverse Evaluation (in Calculus) Posted on 2006-05-25 (6 Comments) |
| re(2): Maybe the way? yes it is! by Richard (2006-05-30 16:31:06) |
Under Least L.C.M. (in Just Math) Posted on 2006-05-19 (6 Comments) |
| Up the Ante by Richard (2006-05-19 13:05:39) |
Under Find the value of ...... (in Just Math) Posted on 2006-05-14 (6 Comments) |
| re: Solution by Richard (2006-05-14 20:11:58) |
Under Repeated Root Research (in Calculus) Posted on 2006-05-08 (7 Comments) |
| re: Complex not possible by Richard (2006-05-09 14:16:26) |
| re: A most general solution by Richard (2006-05-08 16:38:38) |
| No Subject by Richard (2006-05-08 13:08:49) |
Under Perfect Square (in Just Math) Posted on 2006-05-07 (6 Comments) |
| Straightforward Method by Richard (2006-05-07 16:41:37) |
Under String Theory (in Riddles) Posted on 2006-05-06 (26 Comments) |
| re: An answer by Richard (2006-05-06 16:00:42) |
Under Tidy Triangle (in Shapes) Posted on 2006-05-05 (7 Comments) |
| Oops! by Richard (2006-05-19 13:40:44) |
| re(3): If not different by Richard (2006-05-06 15:35:58) |
| re(2): If not different by Richard (2006-05-05 22:18:19) |
Under Gravity experiment (in General) Posted on 2006-05-04 (29 Comments) |
| re(3): Question by Richard (2006-05-08 20:38:03) |
| re: Question by Richard (2006-05-07 12:17:24) |
| re(2): Scale It Down by Richard (2006-05-06 12:48:13) |
| Scale It Down by Richard (2006-05-05 23:50:38) |
| A Scheme That Works by Richard (2006-05-05 00:15:57) |
Under Square = half itself? (in Shapes) Posted on 2006-05-04 (19 Comments) |
| re(2): Solution by Richard (2006-05-16 15:55:33) |
Under 35, 70, 105, 140... (in Numbers) Posted on 2006-05-03 (9 Comments) |
| Long Division Method by Richard (2006-05-03 13:57:42) |
Under Look Ma, no integrals! (in Calculus) Posted on 2006-05-02 (14 Comments) |
| Combined Approach by Richard (2006-05-02 20:01:41) |
| re(3): My (cryptic, mysterious, sibylline) Way by Richard (2006-05-02 17:16:01) |
| re: My (cryptic, mysterious, sibylline) Way by Richard (2006-05-02 16:06:36) |
| re: Stupidity Tries by Richard (2006-05-02 15:57:50) |
| re(2): Observations and maybe solution by Richard (2006-05-02 15:52:45) |
| Observations and maybe solution by Richard (2006-05-02 14:08:20) |
Under My name... (in Famous Riddles) Posted on 2006-04-28 (32 Comments) |
| re: From classical literature... by Richard (2006-04-28 19:54:33) |
Under Complex Reflection (in Geometry) Posted on 2006-04-19 (3 Comments) |
| re: Solution Correction by Richard (2006-04-28 14:05:16) |
| Answer & some justification by Richard (2006-04-19 20:30:49) |
Under Remainders (in Numbers) Posted on 2006-04-15 (4 Comments) |
| re: computer solution by Richard (2006-04-16 16:02:32) |
| Part 1 by Richard (2006-04-15 15:27:53) |
Under That's a lotta numbers! (in Numbers) Posted on 2006-04-14 (10 Comments) |
| Another Viewpoint by Richard (2006-04-14 15:57:23) |
Under Alexei And Boris (in Numbers) Posted on 2006-03-28 (11 Comments) |
| re(3): Solution by Richard (2006-03-28 17:26:03) |
| re: Solution by Richard (2006-03-28 15:23:07) |
Under Dominoes (in Logic) Posted on 2006-03-24 (6 Comments) |
| Picture of Domino Set by Richard (2006-03-24 19:02:02) |
Under 3 age problems (in Just Math) Posted on 2006-03-24 (8 Comments) |
| re(2): solution by Richard (2006-03-24 13:53:10) |
Under Sequence - 4 (in Sequences) Posted on 2006-03-23 (6 Comments) |
| Number of terms by Richard (2006-03-23 13:25:20) |
Under In the Woods... (in Riddles) Posted on 2006-03-22 (50 Comments) |
| A Similar Thought by Richard (2006-03-22 12:39:29) |
Under Remainder: Part 1 (in Numbers) Posted on 2006-03-20 (7 Comments) |
| re: computer solution for all (spoiler) by Richard (2006-03-20 15:31:52) |
Under Do not divide! (in Just Math) Posted on 2006-03-18 (7 Comments) |
| re(2): Possible indeed (solution to part (1)) by Richard (2006-03-18 14:54:33) |
| re: Possible by Richard (2006-03-18 12:56:29) |
Under Sum to Infinity - 1 (in Sequences) Posted on 2006-03-11 (13 Comments) |
| re(3): Solution by Richard (2006-03-11 14:03:16) |
| re: Solution by Richard (2006-03-11 13:24:26) |
| re(2): solution --- seems to be wrong by Richard (2006-03-11 13:03:38) |
Under Factorial Sequence II (in Just Math) Posted on 2006-03-10 (4 Comments) |
| re: computer solution by Richard (2006-03-10 13:51:51) |
Under What force (in Riddles) Posted on 2006-03-05 (31 Comments) |
| re: Andre's Solution by Richard (2006-03-05 12:26:17) |
Under Only one colour (in Riddles) Posted on 2006-03-03 (34 Comments) |
| re: Attack of the toe! by Richard (2006-03-05 02:33:12) |
| re: probably not the right answer, but silly by Richard (2006-03-04 17:30:38) |
Under Work Safety (in Riddles) Posted on 2006-03-02 (7 Comments) |
| re(2): Solution? by Richard (2006-03-02 16:05:29) |
Under Devils in my stomach (in Cryptography) Posted on 2006-02-26 (18 Comments) |
| Solution by Richard (2006-03-02 17:42:10) |
Under Angle ABC (in Geometry) Posted on 2006-02-25 (17 Comments) |
| re(3): An algebraic solution by Richard (2006-02-26 14:04:15) |
| re: alternative aproach by Richard (2006-02-26 12:43:51) |
| re: An algebraic solution by Richard (2006-02-26 04:56:02) |
| No Subject by Richard (2006-02-25 18:08:42) |
Under Levik's Ride (in Word Problems) Posted on 2006-02-22 (26 Comments) |
| re: Help by Richard (2006-05-26 17:06:28) |
| re: Shoe-maker by Richard (2006-02-25 15:47:21) |
| re: Links by Richard (2006-02-24 12:58:44) |
| Penny's Ride by Richard (2006-02-24 00:53:56) |
| re: A Good Reference by Richard (2006-02-24 00:15:03) |
| re(4): Another reason by Richard (2006-02-23 15:36:40) |
| re(2): Another reason by Richard (2006-02-23 13:48:39) |
| re: Mary K-1 Abrams by Richard (2006-02-23 02:14:20) |
| re: I Know I Know by Richard (2006-02-22 23:35:24) |
Under Harmonic Integers Revisited (in Just Math) Posted on 2006-02-21 (3 Comments) |
| One Approach by Richard (2006-02-21 11:22:39) |
Under Hide and destroy (in Probability) Posted on 2006-02-15 (14 Comments) |
| re(3): Clarification, if you're lost by Richard (2006-02-16 19:19:23) |
| Not a valid solution? by Richard (2006-02-16 15:41:42) |
| What constitutes an answer here? by Richard (2006-02-15 17:18:41) |
Under Spotty editing (in Probability) Posted on 2006-02-14 (13 Comments) |
| Calculated Guess by Richard (2006-02-14 14:40:29) |
Under My embrace (in Riddles) Posted on 2006-02-12 (41 Comments) |
| re(2): Another guess by Richard (2006-02-13 02:25:30) |
Under Three in a Row (in Word Problems) Posted on 2006-02-09 (11 Comments) |
| Pooor Reference by Richard (2006-02-09 14:53:04) |
| re: Now I Know (Spoiler) by Richard (2006-02-09 13:01:22) |
Under Harmonic Integers (in Just Math) Posted on 2006-02-07 (5 Comments) |
| re(3): I think I have it by Richard (2006-02-08 13:39:51) |
Under Minus one (in Cryptography) Posted on 2006-02-05 (15 Comments) |
| re: Another uneducated guess by Richard (2006-02-06 08:27:53) |
Under Square of Triangles (in Shapes) Posted on 2006-02-04 (21 Comments) |
| re: Even by Richard (2006-02-05 15:51:05) |
| re(7): Part I - notation by Richard (2006-02-05 14:17:38) |
| re(7): Part I - notation by Richard (2006-02-05 10:27:10) |
| re(2): Equal area, congruent triangles. by Richard (2006-02-04 22:58:56) |
| re(5): Part I - notation by Richard (2006-02-04 22:51:18) |
| re(3): Part I - notation by Richard (2006-02-04 19:43:49) |
Under Trisected Triangle (in Just Math) Posted on 2006-02-03 (14 Comments) |
| re(3): Solution by Richard (2006-02-03 22:15:48) |
| re: Solution by Richard (2006-02-03 18:55:52) |
| Simplify by Going Complex by Richard (2006-02-03 17:45:59) |
Under A Capital Idea! (in Sequences) Posted on 2006-01-24 (12 Comments) |
| re(3): Answer (Spolier) by Richard (2006-01-24 16:49:10) |
| re: Answer (Spolier) by Richard (2006-01-24 14:46:00) |
Under In a field (in Word Problems) Posted on 2006-01-23 (21 Comments) |
| A Possibility? by Richard (2006-01-23 15:41:02) |
Under Match The Years (in General) Posted on 2006-01-22 (16 Comments) |
| re(3): Analytical solution by Richard (2006-01-23 15:35:15) |
| Another Computer Program Solution by Richard (2006-01-22 19:28:32) |
| re: Analytical solution by Richard (2006-01-22 16:08:07) |
Under D on its side (in Shapes) Posted on 2006-01-16 (14 Comments) |
| Friction? by Richard (2006-01-16 20:23:33) |
| re: Not really helpfull first thoughts by Richard (2006-01-16 19:40:09) |
Under An equation with consecutive primes (in Just Math) Posted on 2006-01-16 (23 Comments) |
| re(3): For those who wanna try by Richard (2006-01-16 23:36:45) |
Under Triangle Donut (in Shapes) Posted on 2006-01-01 (14 Comments) |
| re(2): My interpretation by Richard (2006-01-01 15:52:46) |
Under Standing for higher powers (in Riddles) Posted on 2005-12-31 (29 Comments) |
| re(2): soultion by Richard (2006-01-02 12:35:57) |
| Probably Not by Richard (2005-12-31 17:20:02) |
Under All things being fair. (in Calculus) Posted on 2005-12-30 (6 Comments) |
| re(3): solution by Richard (2005-12-30 17:00:34) |
| re: solution by Richard (2005-12-30 16:05:09) |
| Solution by Richard (2005-12-30 12:49:07) |
Under All the months of the year (in General) Posted on 2005-12-27 (5 Comments) |
| re: Solution by Richard (2005-12-28 00:59:25) |
Under The Longest Drive (in Science) Posted on 2005-12-26 (17 Comments) |
| One Opinion by Richard (2005-12-26 14:00:42) |
Under Entangled code (in Cryptography) Posted on 2005-12-25 (22 Comments) |
| re: small hint by Richard (2005-12-26 17:09:43) |
Under End of the Rainbow (in Riddles) Posted on 2005-12-24 (24 Comments) |
| Extra Credit Question by Richard (2006-01-01 13:36:13) |
| A Good Reference by Richard (2005-12-31 00:19:40) |
| A Cheating Hint by Richard (2005-12-30 16:40:18) |
Under Unknown Polynomials (in Just Math) Posted on 2005-12-23 (5 Comments) |
| re: Solution by Richard (2005-12-23 23:23:35) |
| re: Solution by Richard (2005-12-23 19:57:17) |
Under No trigonometry, no algebra (in Geometry) Posted on 2005-12-23 (11 Comments) |
| re: only geometry? by Richard (2005-12-23 13:47:41) |
Under A Quartic Problem (in Just Math) Posted on 2005-12-22 (7 Comments) |
| "Research" Problem by Richard (2005-12-23 14:50:25) |
| re: Nothing elegant yet by Richard (2005-12-23 00:15:23) |
| Solving the Quartic (spoiler?) by Richard (2005-12-22 14:48:37) |
Under Twisted regions (in General) Posted on 2005-12-22 (9 Comments) |
| Interesting Link by Richard (2005-12-22 20:35:20) |
| re: My solution by Richard (2005-12-22 15:42:35) |
| re(2): One solution (link to solution). by Richard (2005-12-22 14:55:00) |
Under Tame, yet wild (in Riddles) Posted on 2005-12-20 (35 Comments) |
| Another Thought by Richard (2005-12-21 02:03:13) |
Under A Self Intersecting Curve (in Calculus) Posted on 2005-12-16 (9 Comments) |
| re: Numerical Integration Solution by Richard (2005-12-17 13:31:23) |
| Numerical Integration Solution by Richard (2005-12-17 02:44:28) |
| re(3): A solution; Not quite by Richard (2005-12-16 14:09:55) |
Under Only briefly continuous (in Calculus) Posted on 2005-12-15 (12 Comments) |
| re: Non-piecewise by Richard (2005-12-15 14:57:49) |
| See Also by Richard (2005-12-15 12:45:27) |
Under The Law of Sines (in Geometry) Posted on 2005-12-13 (5 Comments) |
| Nice Problem by Richard (2005-12-13 14:03:45) |
Under Morphing words (in Word Problems) Posted on 2005-12-09 (6 Comments) |
| re: Solution in 16 with proper noun by Richard (2005-12-09 14:49:39) |
Under Another Man's Floor (in Algorithms) Posted on 2005-11-23 (11 Comments) |
| re(4): Jump Start-typo? by Richard (2005-12-30 13:06:47) |
| re(2): Jump Start by Richard (2005-12-30 03:25:02) |
| Jump Start by Richard (2005-12-29 21:16:02) |
Under Politically Correct Moduli (in Just Math) Posted on 2005-09-03 (12 Comments) |
| re(6): Proof by Richard (2005-09-04 04:38:50) |
| re(4): Proof by Richard (2005-09-04 01:04:08) |
| re(2): Proof by Richard (2005-09-03 23:09:09) |
| re: I think the answer is... by Richard (2005-09-03 17:52:56) |
Under ABSENT TONE (in Numbers) Posted on 2005-09-02 (20 Comments) |
| re(6): Not a Solution by Richard (2005-09-04 08:50:22) |
| re(4): Not a Solution by Richard (2005-09-04 01:12:03) |
| re(2): Not a Solution by Richard (2005-09-03 22:49:48) |
| re(3): What is a TONE? by Richard (2005-09-03 04:41:05) |
| re: What is a TONE? by Richard (2005-09-02 21:11:29) |
Under Rubber star (in Shapes) Posted on 2005-09-02 (4 Comments) |
| re: 5 points, if you'd rather... by Richard (2005-09-03 18:06:37) |
Under Sorta pythagoric... (in Numbers) Posted on 2005-09-01 (16 Comments) |
| re: chipping away at the possibilities by Richard (2005-09-02 05:03:01) |
| re(2): Why?????????????? by Richard (2005-09-02 00:50:01) |
Under Linked rings (in Shapes) Posted on 2005-08-31 (8 Comments) |
| re: Solution by Richard (2005-08-31 07:35:02) |
Under A Matter of Perspective (in Geometry) Posted on 2005-08-27 (10 Comments) |
| re: My Way by Richard (2005-08-29 18:36:12) |
| My Way by Richard (2005-08-27 22:14:22) |
Under Triangles and Rectangle (in Geometry) Posted on 2005-08-21 (6 Comments) |
| re(2): Answer by Richard (2005-08-22 18:18:08) |
| Answer by Richard (2005-08-22 06:50:46) |
Under The late eight sequences (in Sequences) Posted on 2005-08-19 (17 Comments) |
| re: Havnt got a clue by Richard (2005-08-19 19:03:39) |
Under All/Any different? (in Numbers) Posted on 2005-08-16 (27 Comments) |
| re(3): Where's the proof? by Richard (2005-08-20 09:30:09) |
| Where's the proof? by Richard (2005-08-20 02:00:01) |
Under Tackle These Three Tests (in General) Posted on 2005-08-07 (9 Comments) |
| Albert? by Richard (2005-08-07 02:57:17) |
Under Knot or Not? (in Probability) Posted on 2005-08-04 (17 Comments) |
| re(2): As I figure it by Richard (2005-08-04 05:28:39) |
Under Lively (in Riddles) Posted on 2005-08-03 (41 Comments) |
| re: Aha! by Richard (2005-08-03 18:29:04) |
| Wild Guess by Richard (2005-08-03 05:05:49) |
Under One is the sum of the other two (in Just Math) Posted on 2005-07-31 (6 Comments) |
| ? by Richard (2005-07-31 05:06:34) |
Under Two to the Tee (in Numbers) Posted on 2005-07-29 (5 Comments) |
| re: the rest of the solution by Richard (2005-07-30 19:48:04) |
| U > 1 impossible by Richard (2005-07-29 20:56:26) |
| Small Observations by Richard (2005-07-29 18:56:52) |
Under Only 3 lines? (in Geometry) Posted on 2005-07-14 (12 Comments) |
| re: Solution by Richard (2005-07-15 02:51:47) |
| Another way by Richard (2005-07-14 20:45:56) |
Under Any order will do (in Numbers) Posted on 2005-07-12 (8 Comments) |
| re: Proof (spoiler) by Richard (2005-07-13 02:18:32) |
| re: thoughts by Richard (2005-07-12 17:15:22) |
Under What's Going On? (in Numbers) Posted on 2005-07-05 (5 Comments) |
| Solution (spoiler) by Richard (2005-07-06 00:51:33) |
Under A digital arrangement (in Just Math) Posted on 2005-06-30 (21 Comments) |
| Not a trick? by Richard (2005-06-30 22:36:04) |
Under Unusual binary representation (in Numbers) Posted on 2005-06-14 (9 Comments) |
| re(2): Negabinary by Richard (2005-06-15 01:48:53) |
| Negabinary by Richard (2005-06-14 21:54:24) |
Under Perplexing Polynomial Puzzle (in Numbers) Posted on 2005-06-13 (6 Comments) |
| Fine Problem by Richard (2005-06-14 22:01:28) |
Under Dotty Right Triangle (in Numbers) Posted on 2005-06-09 (6 Comments) |
| re(2): Solution by Richard (2005-06-14 22:05:26) |
Under A repeating irrational number? (in Just Math) Posted on 2005-06-06 (8 Comments) |
| re(3): I has to use a calculator a little. by Richard (2005-06-06 21:35:50) |
| re: I has to use a calculator a little. by Richard (2005-06-06 19:47:47) |
Under An average table (in Just Math) Posted on 2005-06-03 (10 Comments) |
| re: Solution by Richard (2005-06-03 21:56:55) |
Under 2005 a square? Baseless! (in Just Math) Posted on 2005-05-30 (18 Comments) |
| re(3): when the base is odd... by Richard (2005-05-30 23:37:47) |
| re: when the base is odd... by Richard (2005-05-30 22:05:55) |
Under Britannia Rule The Waves!! (in Sequences) Posted on 2005-05-27 (26 Comments) |
| re: Hei, Charleyyyyyyy.... by Richard (2005-06-05 09:08:39) |
Under Narrow path through the Eternal Forest (in Geometry) Posted on 2005-05-26 (8 Comments) |
| re: All done! by Richard (2005-05-27 19:31:05) |
| My Answer by Richard (2005-05-27 06:20:10) |
Under Strange divisibility (in Just Math) Posted on 2005-05-25 (27 Comments) |
| What is strange by Richard (2005-05-27 18:40:47) |
| re(2): Remove Problem by Richard (2005-05-27 00:56:25) |
Under Leaf's Code (in Riddles) Posted on 2005-05-24 (57 Comments) |
| re(2): I agree completely with Mark by Richard (2005-05-25 21:21:18) |
| re: I agree completely with Mark by Richard (2005-05-25 21:18:21) |
| re(2): Spoiler by Richard (2005-05-24 22:39:35) |
Under Discriminants (in Numbers) Posted on 2005-05-24 (7 Comments) |
| re: Four by Richard (2005-05-25 09:10:41) |
| re: Solution (no explanation given) by Richard (2005-05-24 22:47:51) |
Under I am all around (in Riddles) Posted on 2005-05-23 (102 Comments) |
| A little different slant by Richard (2005-05-25 03:07:58) |
Under Snow Splash (in Shapes) Posted on 2005-05-15 (8 Comments) |
| Inradius Again by Richard (2005-05-16 00:42:13) |
Under Polynomials (in Just Math) Posted on 2005-05-10 (6 Comments) |
| re: numerical answer, without explanation by Richard (2005-05-11 00:46:07) |
Under A Man Without Eyes (in Famous Riddles) Posted on 2005-05-10 (31 Comments) |
| re: not a good riddle by Richard (2005-08-31 03:30:01) |
Under Four switches (in General) Posted on 2005-05-09 (37 Comments) |
| 2-Switch Lamp by Richard (2005-05-13 21:02:27) |
Under Rational sine (in Just Math) Posted on 2005-05-02 (7 Comments) |
| re: How many digits? by Richard (2005-05-05 04:15:08) |
Under Just find two! (in Geometry) Posted on 2005-04-27 (25 Comments) |
| re(2): May not be possible by Richard (2005-04-27 20:00:31) |
Under 1000th digit (in Numbers) Posted on 2005-04-26 (30 Comments) |
| re(2): Solution [FK's] by Richard (2005-04-28 18:26:07) |
Under Unequally Unintegrally Yoked (in Calculus) Posted on 2005-04-24 (10 Comments) |
| re(2): Solution & Spoiler by Richard (2005-04-24 21:48:56) |
| re: Solution & Spoiler by Richard (2005-04-24 18:39:43) |
Under Dividing a donut (in Shapes) Posted on 2005-04-23 (35 Comments) |
| Another Reference by Richard (2005-04-26 09:06:46) |
| A Nice Reference by Richard (2005-04-26 01:05:07) |
Under Ice Floating in Water (in Science) Posted on 2005-04-21 (31 Comments) |
| Solution Based on Densities by Richard (2005-04-21 20:48:30) |
Under Sphere in Tetrahedron (in Shapes) Posted on 2005-04-19 (7 Comments) |
| Followup on Hint by Richard (2005-04-20 06:23:09) |
| Hint (partial spoiler) by Richard (2005-04-19 20:24:36) |
Under This will go on for a while. (in Sequences) Posted on 2005-04-15 (11 Comments) |
| Confused no more by Richard (2005-04-15 23:39:47) |
| Confused by Richard (2005-04-15 20:04:59) |
Under It is infinite if it isn't? (in Paradoxes) Posted on 2005-04-12 (36 Comments) |
| A Decent Reference by Richard (2005-04-14 01:08:33) |
| Definitions are tricky! by Richard (2005-04-12 23:28:06) |
Under Animal + Plant (in Word Problems) Posted on 2005-04-09 (17 Comments) |
| Hi Ho Silver by Richard (2005-04-09 20:59:06) |
| Peep Peep by Richard (2005-04-09 18:28:14) |
Under Essay Final (in General) Posted on 2005-04-08 (49 Comments) |
| Alleged Answer (No Proof) by Richard (2005-04-09 08:41:19) |
| re: Solution by Richard (2005-04-09 00:55:11) |
Under Roll the Die Higher (in Probability) Posted on 2005-04-07 (13 Comments) |
| re: General Result by Richard (2005-04-08 19:11:26) |
| re(3): Solution w/o expl. and a question by Richard (2005-04-07 21:01:45) |
| re: Solution w/o expl. and a question by Richard (2005-04-07 20:45:51) |
Under Shoelaces (in Probability) Posted on 2005-04-05 (7 Comments) |
| re: Intuitive trash talk by Richard (2005-04-07 02:57:41) |
| re(2): Recursive definition by Richard (2005-04-05 23:41:53) |
Under Cutting Contrives Conical Cup (in Shapes) Posted on 2005-04-01 (18 Comments) |
| Area of Triangle vs. Volume of Cone by Richard (2005-04-02 04:04:32) |
| Another Try by Richard (2005-04-02 03:55:28) |
| re: Another Answer -- Wrong by Richard (2005-04-02 03:40:31) |
| Another Answer by Richard (2005-04-02 02:39:17) |
Under Cosines everywhere (in Geometry) Posted on 2005-03-21 (6 Comments) |
| Advanced Calculus Problem by Richard (2005-03-23 22:55:31) |
| re: This problem needs some formatting changes... by Richard (2005-03-23 03:07:33) |
Under Inspector Morse (in Cryptography) Posted on 2005-03-20 (24 Comments) |
| re: A much less limited start by Richard (2005-03-25 19:32:25) |
| re(7): A (limited) start by Richard (2005-03-23 19:57:42) |
| re(5): A (limited) start by Richard (2005-03-23 17:25:52) |
| re(2): A (limited) start by Richard (2005-03-23 03:15:36) |
Under Power inequality (in Just Math) Posted on 2005-03-15 (18 Comments) |
| re(4): Can get close to 2 - what is missing ? by Richard (2005-03-28 03:45:01) |
| re(2): Can get close to 2 - what is missing ? by Richard (2005-03-27 20:45:15) |
| re(4): Can get close to 2 by Richard (2005-03-17 19:05:55) |
| Conjecture by Richard (2005-03-17 01:00:11) |
| Can get close to 2 by Richard (2005-03-16 20:47:26) |
| re: am I wrong ? by Richard (2005-03-16 00:16:08) |
Under Prime Perimeter (in Logic) Posted on 2005-03-11 (90 Comments) |
| re(2): Semi-Solution? by Richard (2005-03-11 19:14:59) |
Under Sastry's Evil Bisectors (in Geometry) Posted on 2005-03-04 (10 Comments) |
| Bisector of the Right Angle by Richard (2005-03-14 01:53:42) |
| Product in terms of a,b,c only by Richard (2005-03-12 19:49:06) |
| Product by Richard (2005-03-05 09:00:49) |
Under Hajja's Rational Cosine (in Geometry) Posted on 2005-03-02 (2 Comments) |
| Other Half by Richard (2005-03-02 22:59:26) |
Under Broken Hypotenuse (in Geometry) Posted on 2005-02-28 (11 Comments) |
| re: No Subject by Richard (2005-03-01 16:56:57) |
| Another Solution by Richard (2005-03-01 00:48:56) |
| Solution by Richard (2005-02-28 18:49:33) |
Under 9! (in Just Math) Posted on 2005-02-28 (12 Comments) |
| Hint - Don't Peek by Richard (2005-02-28 15:59:36) |
Under Magic constant (in Numbers) Posted on 2005-02-23 (9 Comments) |
| re(3): Spoiler by Richard (2005-02-25 17:04:07) |
| re: Spoiler by Richard (2005-02-23 15:50:47) |
Under Sums of Squares (in Numbers) Posted on 2005-02-21 (8 Comments) |
| re: researched (spoiler) by Richard (2005-02-22 17:22:39) |
Under Mowing (in General) Posted on 2005-02-12 (7 Comments) |
| re: No Subject by Richard (2005-02-26 01:40:48) |
| re: questions by Richard (2005-02-14 18:55:47) |
Under Difference of Cubes OF DOOM (in Just Math) Posted on 2005-02-11 (8 Comments) |
| re: No Subject -- NO ERROR by Richard (2005-02-11 19:18:00) |
| re(3): No Subject -- No Error by Richard (2005-02-11 18:57:38) |
| re: No Subject -- Error? by Richard (2005-02-11 17:34:55) |
Under Even and odd powers (in Just Math) Posted on 2005-02-09 (23 Comments) |
| re(5): No Subject by Richard (2005-02-28 03:04:01) |
Under Connect The Dots (in Geometry) Posted on 2005-02-06 (15 Comments) |
| re(2): Detailed Solution by Richard (2005-02-06 21:52:45) |
| Detailed Solution by Richard (2005-02-06 18:41:27) |
Under Pizza Cutter (in Geometry) Posted on 2005-02-04 (11 Comments) |
| re(3): thoughts -- Somewhat messy solution by Richard (2005-02-09 18:21:00) |
| re(2): thoughts -- Somewhat messy solution by Richard (2005-02-09 05:51:47) |
| re: thoughts by Richard (2005-02-06 01:14:54) |
| 1/2 much less doubtful by Richard (2005-02-05 07:49:32) |
| 1/2 Doubtful by Richard (2005-02-04 22:32:13) |
Under Voting power distribution (in General) Posted on 2005-01-24 (13 Comments) |
| re: Clarification by Richard (2005-01-25 01:57:49) |
| Perplexed by Richard (2005-01-24 21:56:37) |
Under I See No Ships (in Geometry) Posted on 2005-01-23 (17 Comments) |
| re: Solution (4 miles?) by Richard (2005-01-23 16:41:51) |
Under Broken Calculator (in Just Math) Posted on 2005-01-20 (14 Comments) |
| Spoiler? by Richard (2005-01-21 00:15:12) |
Under Remainder of One (in Just Math) Posted on 2004-12-29 (13 Comments) |
| re(3): Yet another Erdos theorem by Richard (2005-01-26 00:04:28) |
| re: Yet another Erdos theorem by Richard (2005-01-25 20:58:35) |
| p <= 5 and more by Richard (2004-12-31 18:10:49) |
| re: Yet another Erdos theorem by Richard (2004-12-30 17:37:58) |
Under The sum of a sequence (in Just Math) Posted on 2004-12-14 (10 Comments) |
| A non-calculus solution by Richard (2004-12-15 00:41:42) |
| calculus solution by Richard (2004-12-14 17:41:22) |
Under Many heads (in Probability) Posted on 2004-12-13 (6 Comments) |
| Nice One, Charlie by Richard (2004-12-13 22:10:02) |
Under Division (in Just Math) Posted on 2004-12-11 (17 Comments) |
| re(2): Really Hard? by Richard (2004-12-12 19:23:44) |
| re(2): partial solution (for N composite) by Richard (2004-12-12 19:20:54) |
| Really Hard? by Richard (2004-12-12 19:02:35) |
Under Multi-Logarithms (in Just Math) Posted on 2004-12-08 (10 Comments) |
| re(3): I think by Richard (2005-01-21 03:11:36) |
Under Center Digits (in Numbers) Posted on 2004-11-28 (15 Comments) |
| Sloane by Richard (2004-11-30 05:15:17) |
Under Exponential Difficulties 2 (in Just Math) Posted on 2004-11-27 (9 Comments) |
| Reference by Richard (2004-11-28 05:20:54) |
Under Triangle Circle (in Geometry) Posted on 2004-11-20 (9 Comments) |
| re: Solution by Richard (2004-11-20 19:31:22) |
Under Next Numbers Please #4 (in Sequences) Posted on 2004-11-16 (13 Comments) |
| re: Solution (if errors in problem) by Richard (2004-11-20 06:38:40) |
Under Kool Numbers (in Numbers) Posted on 2004-11-15 (10 Comments) |
| re: Part 3 Done (I think) by Richard (2004-11-15 21:10:41) |
Under Leaps of Faith (in Sequences) Posted on 2004-11-15 (12 Comments) |
| Sloane Says by Richard (2004-11-17 15:53:17) |
Under Up to 35 (in Just Math) Posted on 2004-11-14 (5 Comments) |
| Scaled Down Version by Richard (2004-11-15 00:35:56) |
Under Speaking Volumes (in Numbers) Posted on 2004-11-10 (19 Comments) |
| Reference by Richard (2004-11-16 22:01:26) |
Under On Tour (in Cryptography) Posted on 2004-11-03 (29 Comments) |
| re(2): Number hints by Richard (2004-11-11 13:12:59) |
| re: solution by Richard (2004-11-10 22:04:53) |
| re: Hints and stuff by Richard (2004-11-09 14:01:16) |
| re: Random thoughts by Richard (2004-11-05 12:49:15) |
Under 2-way maze (in General) Posted on 2004-11-01 (21 Comments) |
| re(4): A Try by Richard (2004-11-03 21:54:51) |
| re(2): A Try by Richard (2004-11-01 22:55:17) |
| A Try by Richard (2004-11-01 22:41:59) |
Under Exponential Difficulties (in Just Math) Posted on 2004-10-30 (6 Comments) |
| re(2): Solution? by Richard (2004-10-30 18:14:23) |
| Solution? by Richard (2004-10-30 17:27:09) |
Under The Watchdog (in Calculus) Posted on 2004-10-28 (29 Comments) |
| Reference by Richard (2004-10-30 07:21:23) |
| Why Red Zone? by Richard (2004-10-28 17:38:11) |
Under Triangular Coordinates (in Numbers) Posted on 2004-10-26 (11 Comments) |
| re: What's this? by Richard (2004-11-01 16:59:10) |
| Reference by Richard (2004-10-27 04:49:38) |
| re: What's this? by Richard (2004-10-26 23:20:17) |
| re: Solution by Richard (2004-10-26 18:41:36) |
| re: What's a triangular number? by Richard (2004-10-26 18:27:19) |
Under No Rotation Dissection (in Shapes) Posted on 2004-10-19 (25 Comments) |
| re: Solution (really!) by Richard (2004-10-21 21:57:41) |
| re: Oops! by Richard (2004-10-21 03:34:38) |
| re: Think I have it by Richard (2004-10-20 22:26:08) |
| re: One possible Solution (visual) by Richard (2004-10-20 00:12:02) |
Under Circles Abound (2) (in Geometry) Posted on 2004-10-17 (11 Comments) |
| re: Phi Again by Richard (2004-10-19 06:22:02) |
| re: a start by Richard (2004-10-17 17:42:08) |
Under The Sum of the Parts Is Less Than And More Than the Parts (in Numbers) Posted on 2004-10-15 (11 Comments) |
| re: Simple proof by Richard (2004-10-16 22:55:17) |
Under Candy Box (in Numbers) Posted on 2004-10-08 (18 Comments) |
| re(2): About 9 pieces by Richard (2004-10-08 20:26:36) |
| re(3): Solution by Richard (2004-10-08 20:14:50) |
| re: Solution by Richard (2004-10-08 14:30:14) |
Under Chessboard Coin (in Probability) Posted on 2004-10-08 (21 Comments) |
| re(2): Dumb Question by Richard (2004-10-08 13:40:02) |
| Dumb Question by Richard (2004-10-08 12:15:22) |
Under Similar Sequence Sum! (in Just Math) Posted on 2004-10-07 (6 Comments) |
| Like "Fibonacci sums" by Richard (2004-10-07 14:11:29) |
Under Isn't It Integer? (in Just Math) Posted on 2004-10-06 (3 Comments) |
| re: Solution by Richard (2004-10-07 14:49:26) |
Under A New Solid (in Shapes) Posted on 2004-10-05 (19 Comments) |
| Link with Figures by Richard (2004-10-05 14:02:51) |
Under Is It Infinitely Increasing? (in Just Math) Posted on 2004-09-30 (13 Comments) |
| re(2): Solution by Googling by Richard (2004-10-13 17:39:07) |
| Solution by Googling by Richard (2004-10-13 01:03:52) |
Under Merit Review (in Sequences) Posted on 2004-09-28 (6 Comments) |
| re(4): Answer by Richard (2004-09-29 15:50:19) |
| re: Answer by Richard (2004-09-28 18:52:51) |
| re(2): Answer by Richard (2004-09-28 18:27:35) |
Under Spot the Difference (in Sequences) Posted on 2004-09-26 (9 Comments) |
| re(2): Self Powered SHIFTED by Richard (2004-09-26 17:27:01) |
Under FIGURE it out (2) (in General) Posted on 2004-09-25 (15 Comments) |
| re(3): might take a while... by Richard (2004-09-26 20:20:36) |
| re: might take a while... by Richard (2004-09-26 17:49:45) |
Under Interesting sequence (2) (in Sequences) Posted on 2004-09-24 (6 Comments) |
| Solution (spoiler) by Richard (2004-09-24 12:03:40) |
Under Rare Rotative Relationship! (in Numbers) Posted on 2004-09-23 (13 Comments) |
| re(2): Solutions with interpretations by Richard (2004-09-24 00:47:05) |
Under Squaring shapes: (in Geometry) Posted on 2004-09-22 (10 Comments) |
| Euclid's Solution by Richard (2004-09-24 00:42:11) |
| re(3): Solution by Richard (2004-09-22 21:17:00) |
| re: Solution by Richard (2004-09-22 15:09:30) |
Under Get one half by squaring (in Just Math) Posted on 2004-09-20 (32 Comments) |
| re: An eleven terms solution by Richard (2004-09-21 21:40:53) |
| Food for Thought by Richard (2004-09-21 13:47:09) |
| re: Solution by Richard (2004-09-20 22:02:34) |
Under Highest Number (in Just Math) Posted on 2004-09-18 (20 Comments) |
| re: shouldent this be right? by Richard (2006-08-26 18:20:48) |
Under A pool rack filled with balls (in Geometry) Posted on 2004-09-17 (25 Comments) |
| re(5): Solution by Richard (2004-09-24 13:17:16) |
| re(3): Solution by Richard (2004-09-24 04:09:34) |
| re: Solution by Richard (2004-09-23 21:51:16) |
Under Third Squared (in Shapes) Posted on 2004-09-15 (7 Comments) |
| re: Solution by Richard (2004-09-15 19:29:42) |
Under Gonna party like it's 1999 (in Just Math) Posted on 2004-09-12 (8 Comments) |
| re(2): Solution by Richard (2004-09-12 18:49:04) |
Under FIGURE it out ! (in General) Posted on 2004-09-10 (13 Comments) |
| re: My take by Richard (2004-09-10 23:11:18) |
Under Measure that angle III (in Geometry) Posted on 2004-09-07 (25 Comments) |
| Link (spoilers for sure) by Richard (2004-09-10 19:26:57) |
| re: Solution by cheating by Richard (2004-09-08 13:32:10) |
| Trig to Non-Trig? by Richard (2004-09-08 12:37:36) |
Under Measure that angle II (in Geometry) Posted on 2004-09-01 (18 Comments) |
| Concise Solution by Richard (2004-09-01 14:14:34) |
Under Unique Necklaces (in General) Posted on 2004-08-18 (15 Comments) |
| re(7): There is an error is this puzzle by Richard (2004-08-21 13:16:55) |
| re(5): There is an error is this puzzle by Richard (2004-08-19 21:00:57) |
Under Angry Friends (in Geometry) Posted on 2004-08-17 (15 Comments) |
| re: Better Still by Richard (2004-08-19 13:36:21) |
| re: New Solution by Richard (2004-08-17 15:32:08) |
Under Inverted powers (in Calculus) Posted on 2004-08-10 (2 Comments) |
| Soln using derivatives of x^x by Richard (2004-08-10 18:33:07) |
Under Pile of Cannonballs (in General) Posted on 2004-08-03 (12 Comments) |
| re: solution by Richard (2004-08-05 00:35:59) |
| re: 10 balls by Richard (2004-08-03 21:42:11) |
Under tic-tac-toe (in Probability) Posted on 2004-07-30 (14 Comments) |
| re(2): Answer by Richard (2004-07-30 23:41:17) |
Under Maximum sum (in Probability) Posted on 2004-07-29 (10 Comments) |
| Solution By Convolution by Richard (2004-08-02 22:05:38) |
Under funny numbers (in Numbers) Posted on 2004-07-28 (19 Comments) |
| Reference by Googling by Richard (2004-07-28 14:00:19) |
Under Jack's Ladder (in Shapes) Posted on 2004-07-27 (22 Comments) |
| Solution Via Coordinates by Richard (2004-07-27 15:00:39) |
Under Just by hand, only by hand, nothing but by hand? (in Algorithms) Posted on 2004-07-26 (7 Comments) |
| re: put another way by Richard (2004-07-26 23:30:13) |
| A Very Primitive Method by Richard (2004-07-26 13:49:47) |
Under Different Sums (in Numbers) Posted on 2004-07-22 (17 Comments) |
| re(2): My solution by Richard (2004-07-24 14:54:36) |
| re(3): Curious second differences by Richard (2004-07-23 21:00:08) |
| Analytical Solution by Richard (2004-07-22 23:07:39) |
Under 10,000 (in Numbers) Posted on 2004-07-21 (10 Comments) |
| Consecutive Deja Vu by Richard (2004-07-21 12:49:03) |
Under Fibonacci sums (in Just Math) Posted on 2004-07-15 (13 Comments) |
| More by Richard (2004-07-15 22:54:46) |
| re(2): what is being asked??? by Richard (2004-07-15 22:17:37) |
Under A Keg of Wine (in Just Math) Posted on 2004-07-14 (27 Comments) |
| re: Different Solution - Where Am I going wrong? by Richard (2004-07-19 15:32:48) |
| Solution by Richard (2004-07-14 13:36:47) |
Under Break a dollar (in Numbers) Posted on 2004-07-14 (8 Comments) |
| re: i think i have the answer by Richard (2004-07-19 22:39:23) |
Under Who wins? (in Probability) Posted on 2004-07-08 (10 Comments) |
| re: easy math but laterally??? by Richard (2004-07-09 14:08:47) |
| Counting the Ways by Richard (2004-07-08 14:59:23) |
Under Step Function (in Calculus) Posted on 2004-07-07 (10 Comments) |
| Answer (Don't Peek) by Richard (2004-07-07 12:23:19) |
Under Hands On A Clock (in General) Posted on 2004-07-05 (23 Comments) |
| Another Approach by Richard (2004-07-05 14:54:58) |
Under Parking Cars (in Probability) Posted on 2004-07-01 (15 Comments) |
| re: simulation by Richard (2004-07-05 19:49:36) |
| Google-able (spoiler) by Richard (2004-07-05 16:59:07) |
Under All Wired Up (in Logic) Posted on 2004-06-30 (34 Comments) |
| re(2): Solution by Richard (2004-06-30 16:20:08) |
| Solution by Richard (2004-06-30 14:42:15) |
Under Subsetting a set (in Numbers) Posted on 2004-06-29 (9 Comments) |
| re(3): solution 1st part by Richard (2004-06-29 14:47:08) |
| re: solution 1st part by Richard (2004-06-29 14:35:37) |
Under Root Route (in Algorithms) Posted on 2004-06-29 (7 Comments) |
| How ENIAC Did It by Richard (2006-08-16 23:11:33) |
Under Consecutive Integer Sums (in Numbers) Posted on 2004-06-28 (22 Comments) |
| Riley's Method by Richard (2004-07-03 15:32:30) |
| re: How to thread these by Richard (2004-06-29 17:56:15) |
| re(3): Computer solution by Richard (2004-06-29 15:42:34) |
| Interesting Reference by Richard (2004-06-28 22:27:28) |
| re: Computer solution by Richard (2004-06-28 21:52:31) |
| re(2): Possible Solution by Richard (2004-06-28 18:52:50) |
| Possible Solution by Richard (2004-06-28 18:28:05) |
Under You say you want a revolution... (in Geometry) Posted on 2004-06-27 (12 Comments) |
| re(2): No Subject, mmmmmm by Richard (2004-06-27 14:39:10) |
Under Multiplying gets a square? (in Just Math) Posted on 2004-06-26 (25 Comments) |
| re: Solution by Richard (2004-06-26 15:48:42) |
Under Tetrahedral Dilemma (in Geometry) Posted on 2004-06-23 (8 Comments) |
| Reference and Some Discussion by Richard (2004-06-23 23:23:19) |
Under my house's number (in Numbers) Posted on 2004-06-21 (32 Comments) |
| re: Solution by Richard (2004-06-21 12:47:34) |
Under Equilateral Triangle (in Geometry) Posted on 2004-06-20 (22 Comments) |
| re: Another way to think about it... by Richard (2004-06-25 13:28:49) |
| re(3): short answers to a short q. by Richard (2004-06-22 13:04:33) |
| Reference by Richard (2004-06-20 19:53:33) |
| 3D, YES; 2D ??? by Richard (2004-06-20 14:27:03) |
Under The odds stay unchanged (in Just Math) Posted on 2004-06-17 (21 Comments) |
| Possibility? (spoiler?) by Richard (2004-06-17 13:54:38) |
Under What's the difference between snowmen and snowwomen? (in Just Math) Posted on 2004-06-14 (18 Comments) |
| re(2): Via ODE by Richard (2004-06-15 02:55:16) |
| Via ODE by Richard (2004-06-14 13:34:38) |
Under Mikhail's Sequence (in Sequences) Posted on 2004-06-13 (16 Comments) |
| re: A wonderful puzzle (Solution) by Richard (2004-06-13 17:50:12) |
Under Another Point In A Square (in Geometry) Posted on 2004-06-11 (16 Comments) |
| re: Generalization by Richard (2004-06-14 19:33:34) |
Under Bird on a Wire (in Just Math) Posted on 2004-06-07 (42 Comments) |
| re: What the problem is asking by Richard (2004-06-09 13:28:07) |
| re(4): Concrete Answer is (n-1)/(n+1) by Richard (2004-06-09 13:17:58) |
| Some Research by Richard (2004-06-09 00:13:58) |
| re(2): Concrete Answer is (n-1)/(n+1) by Richard (2004-06-08 21:23:16) |
| Concrete Answer is (n-1)/(n+1) by Richard (2004-06-08 18:11:35) |
| re: Abstract Answer by Richard (2004-06-08 05:22:06) |
| Abstract Answer by Richard (2004-06-07 20:15:36) |
| Two Birds by Richard (2004-06-07 15:02:49) |
Under Gloves (in Numbers) Posted on 2004-06-03 (30 Comments) |
| re: Better than 28. by Richard (2004-06-03 23:26:28) |
Under The Fur Dresser's Mistake (in Geometry) Posted on 2004-05-28 (12 Comments) |
| re(2): Half an answer by Richard (2004-05-28 14:34:53) |
Under Sum of Cubes (in Numbers) Posted on 2004-05-25 (12 Comments) |
| Difference Method by Richard (2004-05-25 16:06:56) |
Under Perfect Shuffle (in General) Posted on 2004-05-19 (20 Comments) |
| re(3): Making a sequence (spoilers on the numbers) by Richard (2004-05-20 00:04:46) |
Under Ellipses (in Geometry) Posted on 2004-05-17 (12 Comments) |
| Concise Solution by Richard (2004-05-18 14:54:06) |
Under Pythagorean Plus One (in Numbers) Posted on 2004-05-17 (20 Comments) |
| re: solution by Richard (2004-05-22 21:24:38) |
| re: Maybe a really smart floobler..... by Richard (2004-05-17 14:54:34) |
Under Shortest Long Number (in Paradoxes) Posted on 2004-04-15 (49 Comments) |
| A (good?) reference by Richard (2004-04-15 22:40:27) |
| re(5): Tentative solution - Definitions by Richard (2004-04-15 17:39:59) |
Under Ahnentafel Questions (I) (in General) Posted on 2004-04-11 (15 Comments) |
| re(5): Thanks heaps! by Richard (2004-04-14 15:17:53) |
| re(3): Thanks heaps! by Richard (2004-04-13 13:38:54) |
Under Who's the odd one out? (in Word Problems) Posted on 2004-04-10 (39 Comments) |
| SOLUTION by Richard (2004-04-10 13:45:07) |
Under Cars on the road (in Probability) Posted on 2004-04-09 (22 Comments) |
| re(5): One Mean Poisson = Shark by Richard (2004-04-09 21:35:36) |
| re(3): One Mean Poisson = Shark by Richard (2004-04-09 21:13:53) |
| re(3): Auto-suggestion by Richard (2004-04-09 14:28:47) |
Under Vowel Deficit (in Word Problems) Posted on 2004-04-07 (22 Comments) |
| re(2): a solution by Richard (2004-04-07 13:07:38) |
Under Disjointification (in Just Math) Posted on 2004-04-04 (12 Comments) |
| re: Impossible cases by Richard (2004-04-05 13:29:25) |
| re: Solution? Too simple? by Richard (2004-04-05 13:24:58) |
| re(4): Suggestions from Proposer by Richard (2004-04-04 20:49:44) |
| re(2): Suggestions from Proposer by Richard (2004-04-04 18:44:30) |
| Suggestions from Proposer by Richard (2004-04-04 13:15:03) |
Under new operations (in Just Math) Posted on 2004-03-31 (14 Comments) |
| re(2): And $ Makes 30 ...er...6 I mean by Richard (2004-03-31 20:09:52) |
| And $ Makes 30 by Richard (2004-03-31 16:40:37) |
Under Birthday Line (in Probability) Posted on 2004-03-29 (21 Comments) |
| re: Function by Richard (2004-04-03 21:31:07) |
| re(4): Function [with observations] by Richard (2004-04-03 14:53:00) |
| re(2): Function [with observations] by Richard (2004-03-31 17:19:55) |
Under Chords and Chords (in Geometry) Posted on 2004-03-24 (23 Comments) |
| re(7): stumper -- A Visual Guess by Richard (2004-03-26 23:01:06) |
| re(5): stumper -- A Visual Guess by Richard (2004-03-26 16:57:53) |
| re(3): stumper -- A Visual Guess by Richard (2004-03-26 16:18:24) |
| re: stumper -- A Visual Guess by Richard (2004-03-26 13:06:13) |
Under The similar sheet (in Geometry) Posted on 2004-03-22 (18 Comments) |
| Solution by Richard (2004-03-22 13:31:52) |
Under A square squared (in Shapes) Posted on 2004-03-20 (5 Comments) |
| Solution by vector algebra by Richard (2004-03-20 20:02:54) |
Under Six Bugs (in Shapes) Posted on 2004-03-16 (8 Comments) |
| Where's Penny by Richard (2004-03-21 12:22:04) |
Under Diagonal triangle sums (in Just Math) Posted on 2004-03-15 (4 Comments) |
| A Different Presentation by Richard (2004-03-15 19:16:27) |
Under Spirit of '76 (in Just Math) Posted on 2004-03-14 (8 Comments) |
| HINTS, maybe by Richard (2004-03-14 12:40:41) |
Under Happy Birthday (2) (in Probability) Posted on 2004-03-11 (6 Comments) |
| 2 More Links by Richard (2004-03-16 20:26:26) |
| Link by Richard (2004-03-12 23:05:15) |
Under A to B (in Just Math) Posted on 2004-03-10 (15 Comments) |
| re: solution by Richard (2004-03-10 20:17:40) |
Under XX (in Logic) Posted on 2004-03-07 (72 Comments) |
| I picked up my hammer and saw by Richard (2004-03-10 01:53:23) |
Under Ten Colors (in General) Posted on 2004-03-05 (6 Comments) |
| References by Richard (2004-03-05 19:05:46) |
| 10 x 10 -- A Start by Richard (2004-03-05 13:26:18) |
Under Open By Majority (in General) Posted on 2004-03-03 (45 Comments) |
| re: Poor Solution by Richard (2004-03-03 16:49:38) |
Under e, i, and π (in Just Math) Posted on 2004-03-02 (12 Comments) |
| re(2): solution by Richard (2004-03-02 13:14:05) |
| re: solution by Richard (2004-03-02 13:10:47) |
Under Move the 3, Triple the number (in Numbers) Posted on 2004-03-01 (17 Comments) |
| re(5): Standard solution by Richard (2004-03-02 19:34:22) |
| re(3): Standard solution by Richard (2004-03-02 11:50:29) |
| re: Standard solution by Richard (2004-03-02 01:10:08) |
Under Like Clockwork (in Geometry) Posted on 2004-02-27 (34 Comments) |
| re(4): Spreadsheet solution. by Richard (2004-02-27 17:36:39) |
| re(2): Spreadsheet solution. by Richard (2004-02-27 16:19:02) |
| re: calculus based solution by Richard (2004-02-27 16:11:13) |
Under The not-always-lying politician (in General) Posted on 2004-02-27 (20 Comments) |
| re: Re: Fibonacci by Richard (2004-02-28 12:49:42) |
Under neves dda tsuj (in Numbers) Posted on 2004-02-22 (11 Comments) |
| re(2): Straightforward , but not so by Richard (2004-02-24 11:44:04) |
| Straightforward Solution by Richard (2004-02-23 20:41:28) |
Under Number Series (in Sequences) Posted on 2004-02-14 (12 Comments) |
| link by Richard (2004-02-14 23:19:40) |
Under Triple Negative (in Logic) Posted on 2004-02-12 (19 Comments) |
| re: So... by Richard (2004-02-14 23:48:49) |
Under The three squirrels (in Numbers) Posted on 2004-02-12 (12 Comments) |
| re: Solution, being technical by Richard (2004-02-12 19:32:58) |
Under Cubic AND Quartic Challenge (in Numbers) Posted on 2004-02-06 (16 Comments) |
| re(2): Hardy's Story by Richard (2004-02-09 12:58:27) |
| Hardy's Story by Richard (2004-02-06 16:17:23) |
Under A Boy, a Girl, a Dog, and a Bicycle (in General) Posted on 2004-02-03 (26 Comments) |
| re: A Boy, a Girl, a Dog, and a Bicycle by Richard (2004-02-11 21:11:39) |
| re: Better late than never... by Richard (2004-02-03 20:40:21) |
Under Unit Cubes (in Shapes) Posted on 2004-02-02 (16 Comments) |
| re: Short solution by Richard (2004-02-02 21:33:18) |
Under The glass balls (in General) Posted on 2004-01-30 (5 Comments) |
| Masterful Obfuscation by Richard (2004-01-31 01:09:24) |
Under Superimposition (in General) Posted on 2004-01-30 (10 Comments) |
| I Say No by Richard (2004-01-30 12:35:46) |
Under Sum Of The Digits (in Numbers) Posted on 2004-01-27 (14 Comments) |
| re(2): super easy by Richard (2004-01-27 12:03:26) |
Under A Boy, a Girl, and a Dog (in General) Posted on 2004-01-24 (16 Comments) |
| re: Sit !! Stay !! by Richard (2004-01-27 14:36:27) |
| re: Question by Richard (2004-01-24 20:43:45) |
| re: Official solution (spoiler) by Richard (2004-01-24 12:25:45) |
Under Truncated Cone (in Shapes) Posted on 2004-01-23 (10 Comments) |
| Geometric Interpretation of Simpler Formula? by Richard (2004-01-26 19:06:43) |
| re(3): general equation: by Richard (2004-01-26 17:10:51) |
| re: general equation: by Richard (2004-01-24 12:36:19) |
| Solution by Richard (2004-01-23 13:12:00) |
Under Last Digit (in Just Math) Posted on 2004-01-23 (21 Comments) |
| re: Last two digits by Richard (2004-01-30 22:09:15) |
Under Three Bugs (in Shapes) Posted on 2004-01-22 (16 Comments) |
| re: There must be some bugs in this solution !!! by Richard (2004-01-22 16:45:58) |
Under Squares and Rectangles (in Just Math) Posted on 2004-01-21 (22 Comments) |
| re: My answer by Richard (2004-01-22 16:59:17) |
| re(2): One direction at a time by Richard (2004-01-22 13:18:40) |
| re: The real deal: 11,550? Mine was a little smaller than that... by Richard (2004-01-21 20:56:15) |
Under Square challenge (in Numbers) Posted on 2004-01-20 (16 Comments) |
| re: A hardy perennial by Richard (2004-01-20 15:19:23) |
Under Extraterrestrial primes (in Numbers) Posted on 2004-01-19 (7 Comments) |
| ET? by Richard (2004-01-20 00:45:06) |
| It looks to me like ... by Richard (2004-01-19 13:42:34) |
Under Horse Race (in General) Posted on 2004-01-19 (21 Comments) |
| Below? by Richard (2004-01-21 23:12:44) |
Under How many points can you place? (in Games) Posted on 2004-01-16 (25 Comments) |
| Nonuniform Epsilon? by Richard (2004-01-20 18:22:37) |
Under Circle Square (in Geometry) Posted on 2004-01-13 (15 Comments) |
| re: Super Blonde? Of course ... by Richard (2004-10-20 18:45:02) |
| re(2): Please Note by Richard (2004-10-20 04:37:46) |
| re: Please Note by Richard (2004-10-20 00:28:06) |
Under Time Please (in Just Math) Posted on 2004-01-12 (9 Comments) |
| Different Answer by Richard (2004-01-12 23:58:20) |
Under Buying Chestnuts (in Tricks) Posted on 2004-01-05 (20 Comments) |
| 5 too many whats? by Richard (2004-01-05 22:16:06) |
Under Swap (in Algorithms) Posted on 2004-01-02 (11 Comments) |
| No Math? by Richard (2004-01-02 21:51:47) |
| re(2): other solutions by Richard (2004-01-02 21:47:58) |
Under How Many ? (in Just Math) Posted on 2004-01-02 (7 Comments) |
| Solution by Richard (2004-01-02 10:51:26) |
Under Simple Math? (in General) Posted on 2003-12-30 (13 Comments) |
| Null Author? by Richard (2004-01-03 19:18:04) |
Under English Word (in Word Problems) Posted on 2003-12-26 (11 Comments) |
| re: Still more...LONGEST? by Richard (2004-04-08 00:25:07) |
Under Prime real estate (in Sequences) Posted on 2003-12-24 (7 Comments) |
| re: None by Richard (2003-12-24 13:47:41) |
Under Numbers and Dots (in Numbers) Posted on 2003-12-24 (13 Comments) |
| 4/99 high by Richard (2003-12-24 14:18:41) |
Under Farmer's dilemma (in Geometry) Posted on 2003-12-23 (11 Comments) |
| Contiguous? by Richard (2003-12-23 13:26:18) |
Under Flat Out (in General) Posted on 2003-12-17 (24 Comments) |
| re: solution by Richard (2003-12-18 01:24:20) |
Under The Highest Grade (in Numbers) Posted on 2003-12-11 (15 Comments) |
| Continued Fractions? by Richard (2003-12-11 16:55:24) |
Under Shortest distance (in Shapes) Posted on 2003-12-10 (16 Comments) |
| re(2): What is R? by Richard (2003-12-10 23:46:07) |
| What is R? by Richard (2003-12-10 18:22:35) |
Under How it Started (Eve Did Talk) (in Word Problems) Posted on 2003-12-10 (26 Comments) |
| re(4): Solution--not unique (computer program used this time) by Richard (2003-12-10 18:10:26) |
| re(2): Solution--not unique (computer program used this time) by Richard (2003-12-10 13:08:35) |
Under The Ladder (in Just Math) Posted on 2003-12-09 (20 Comments) |
| re: Another approach by Richard (2004-02-23 20:56:28) |
| Solution: Equation in One Unknown by Richard (2003-12-09 16:26:15) |
Under Squares and Cubes (in Numbers) Posted on 2003-12-06 (21 Comments) |
| re(4): And after that there's... by Richard (2003-12-07 15:07:21) |
| re: And after that there's... by Richard (2003-12-06 21:44:54) |
| re(2): Nontrivial Implied by Richard (2003-12-06 16:32:26) |
| Nontrivial Implied by Richard (2003-12-06 12:57:37) |
Under The Powers that Be (in Just Math) Posted on 2003-11-25 (21 Comments) |
| re(5): solution by Richard (2003-11-27 18:58:30) |
| re: What's a complex number? by Richard (2003-11-27 00:32:18) |
| re(3): solution by Richard (2003-11-26 23:20:02) |
| re: solution by Richard (2003-11-26 19:00:29) |
| re(3): example of said case by Richard (2003-11-25 22:56:42) |
| solution by Richard (2003-11-25 18:53:12) |
Under Sides Of A Triangle (in Just Math) Posted on 2003-11-23 (15 Comments) |
| re(4): Starters- self correction by Richard (2003-11-23 15:19:54) |
| re(2): Starters- self correction by Richard (2003-11-23 13:05:52) |
| re: Starters by Richard (2003-11-23 12:40:57) |
Under Crypto-Phrase (in Just Math) Posted on 2003-11-20 (28 Comments) |
| re(3): 72-4-182-156-30-420 (correction) by Richard (2003-11-22 14:51:20) |
| re(2): correction(solution) by Richard (2003-11-22 14:38:14) |
| correction by Richard (2003-11-22 12:46:36) |
| No Subject by Richard (2003-11-22 12:40:01) |
| re(2): Code Revealed.. by Richard (2003-11-22 04:13:29) |
Under Three numbers (in Just Math) Posted on 2003-11-17 (22 Comments) |
| Solution by Lagrange Multipliers by Richard (2003-11-18 23:22:18) |
| re(2): solution - corrected, I think by Richard (2003-11-18 00:40:16) |
Under 50 - Digit Number (in Just Math) Posted on 2003-11-15 (43 Comments) |
| re: Digit number by Richard (2004-01-24 17:51:29) |
| re: solution by Richard (2003-12-31 13:22:37) |
| re(7): solution by Richard (2003-11-23 12:24:27) |
| re(5): solution by Richard (2003-11-22 21:34:28) |
| No Subject by Richard (2003-11-22 21:31:34) |
| correction by Richard (2003-11-22 12:54:55) |
| re(3): solution by Richard (2003-11-21 17:48:09) |
| re: solution by Richard (2003-11-20 20:35:49) |
| re: A similar problem but perhaps a bit trickier by Richard (2003-11-20 17:47:15) |
| re(5): a little more straightforward by Richard (2003-11-19 21:30:45) |
| re(4): a little more straightforward by Richard (2003-11-19 21:21:06) |
| re(2): a little more straightforward by Richard (2003-11-19 01:59:52) |
| re: a little more straightforward by Richard (2003-11-19 00:10:42) |
Under Remainder (in Just Math) Posted on 2003-10-16 (10 Comments) |
| re: full solution by Richard (2003-11-21 21:38:31) |
| We are in a field by Richard (2003-11-21 14:32:16) |
Under Can 1 Dollar = 1 Cent (in Tricks) Posted on 2003-05-03 (27 Comments) |
| Another Viewpoint by Richard (2004-04-10 14:13:01) |
Under The Reindeers (in General) Posted on 2003-04-07 (21 Comments) |
| Rudolph? by Richard (2006-08-03 03:03:13) |
Under Prime Pairs (in Numbers) Posted on 2002-09-01 (8 Comments) |
| re: Stronger result by Richard (2006-06-08 19:48:38) |
Under Odd Sum (in Just Math) Posted on 2002-08-08 (19 Comments) |
| re(2): Difference Method NO SHIFT by Richard (2004-04-05 14:18:25) |
| Difference Method by Richard (2004-04-04 18:12:59) |
Under Definite Integral (in Calculus) Posted on 2002-08-06 (15 Comments) |
| More Generally by Richard (2006-08-26 13:17:33) |
Under A grid of people (in General) Posted on 2002-07-09 (16 Comments) |
| The crux of the matter by Richard (2003-12-13 23:51:03) |
Under Coffee and Cream (in General) Posted on 2002-06-21 (10 Comments) |
| Same Problem, Different Setting by Richard (2005-05-03 04:28:37) |
Under Angle Trisection (in Geometry) Posted on 2002-06-19 (29 Comments) |
| Reference by Richard (2005-05-30 02:43:40) |