Under So many pairs... (in Just Math) Posted on 2023-08-24 (3 Comments) |
| Solved by FrankM (2023-08-24 22:16:53) |
Under More solutions, please (in Just Math) Posted on 2023-06-23 (5 Comments) |
| General solution and special cases by FrankM (2023-06-23 20:44:00) |
Under Reciprocal Equation #8 (in Numbers) Posted on 2023-06-11 (4 Comments) |
| Analytic solution by FrankM (2023-06-11 12:07:34) |
Under Distinct Values of an Expression Involving Floor Function (in Just Math) Posted on 2023-06-06 (1 Comments) |
| Solution and reasoning by FrankM (2023-06-06 16:53:10) |
Under Maximum Polygon Area Ascertainment (in Shapes) Posted on 2023-05-30 (4 Comments) |
| Solution and proof by FrankM (2023-05-31 13:42:04) |
Under Optimal Motorbike Travel Option (in General) Posted on 2022-12-27 (7 Comments) |
| re: Solution by FrankM (2022-12-27 15:05:02) |
| Easy by FrankM (2022-12-27 12:17:53) |
Under Expo 7629 (in Numbers) Posted on 2021-09-27 (7 Comments) |
| Solution by FrankM (2021-09-28 15:29:03) |
Under Functional fiesta (in Just Math) Posted on 2021-08-12 (3 Comments) |
| Solution by FrankM (2021-08-12 23:03:58) |
Under A coprime couple (in Numbers) Posted on 2021-08-05 (3 Comments) |
| Solution by FrankM (2021-08-05 11:19:23) |
Under Cyclic recursive summation (in Just Math) Posted on 2021-07-16 (9 Comments) |
| Further thoughts (4) by FrankM (2021-08-21 13:17:18) |
| Approach for expanding into simple cases by FrankM (2021-08-17 16:23:08) |
| No fixed point for arguments of interest by FrankM (2021-08-16 22:06:16) |
| No fixed point for arguments of interest by FrankM (2021-08-16 22:06:11) |
| Either no solution or an infinite number of solutions by FrankM (2021-08-16 21:56:11) |
| Further thoughts (3) by FrankM (2021-08-05 11:58:15) |
| Fallacy? by FrankM (2021-08-04 20:50:58) |
| Further thoughts (2) by FrankM (2021-08-04 20:28:44) |
| Thoughts by FrankM (2021-08-04 10:26:12) |
Under The incompatible food triad (in General) Posted on 2021-04-27 (16 Comments) |
| Notion by FrankM (2021-04-27 17:40:56) |
Under Pigeonhole roots (in Just Math) Posted on 2021-04-16 (2 Comments) |
| Solution by FrankM (2021-04-18 11:40:51) |
Under Prisoners and Coins (in Logic) Posted on 2021-04-14 (4 Comments) |
| re: solution by FrankM (2021-04-14 19:55:34) |
Under Go Discriminant! (in Just Math) Posted on 2020-11-21 (3 Comments) |
| Further thoughts by FrankM (2020-11-21 16:37:10) |
| Part way by FrankM (2020-11-21 14:53:08) |
Under Fibo's common divider (in Sequences) Posted on 2020-06-10 (4 Comments) |
| closed form by FrankM (2020-06-14 09:27:25) |
Under Two Towers Hanoi (in Algorithms) Posted on 2020-05-27 (4 Comments) |
| re: Most of solution by FrankM (2020-05-29 10:19:36) |
| Solution with explanation by FrankM (2020-05-29 10:13:53) |
Under Radius and Altitudes (in Geometry) Posted on 2020-05-08 (3 Comments) |
| Solution with explanation by FrankM (2020-05-09 20:47:46) |
Under Confirm or negate (in Just Math) Posted on 2020-04-24 (11 Comments) |
| Proof by FrankM (2020-04-26 21:14:00) |
Under Algebra busters (in Numbers) Posted on 2020-04-22 (6 Comments) |
| Full solution with explanation by FrankM (2020-05-09 22:04:36) |
| Idea (Hasn't taken me anywhere much, yet) by FrankM (2020-05-05 21:52:50) |
| thoughts by FrankM (2020-04-26 23:15:06) |
Under Square and triangle in a circle (in Geometry) Posted on 2020-04-13 (5 Comments) |
| Solution by FrankM (2020-04-13 09:57:42) |
Under Division by e (in Just Math) Posted on 2020-03-25 (10 Comments) |
| Solution with explanation by FrankM (2020-04-09 11:32:01) |
Under Hard Reciprocal Sum (in Calculus) Posted on 2020-03-13 (8 Comments) |
| Solution by FrankM (2020-04-05 12:49:47) |
Under Skyscrapers 2 (in Logic) Posted on 2020-01-27 (5 Comments) |
| Possible error in soln by FrankM (2020-01-27 14:38:07) |
| Solution with explanation by FrankM (2020-01-27 14:15:29) |
Under Sitting rearrangement (in Just Math) Posted on 2019-08-13 (3 Comments) |
| Full solution (based on recursion relations) by FrankM (2019-08-18 18:06:09) |
Under Knavish Arithmetic (in Liars and Knights) Posted on 2019-05-25 (2 Comments) |
| Small hint by FrankM (2019-05-27 12:58:57) |
Under Matrix Differentiated (in Just Math) Posted on 2019-05-24 (3 Comments) |
| Solution, part ii by FrankM (2019-05-27 13:35:53) |
| Remark on: clarifcation by FrankM (2019-05-27 13:13:28) |
Under Rubik's minimal operator set (in Shapes) Posted on 2019-05-23 (2 Comments) |
| Hint from the author by FrankM (2019-05-27 12:56:09) |
Under Boing! Boing! (in Just Math) Posted on 2019-05-16 (3 Comments) |
| Comment on attempt at better edition of soln text by FrankM (2019-05-27 09:09:22) |
Under A geometric gangster shooting (in Just Math) Posted on 2019-05-06 (6 Comments) |
| Solution with explanation by FrankM (2020-05-20 19:44:20) |
| First thoughts (More to come later, I hope!) by FrankM (2019-05-07 08:42:53) |
Under Number Cards Before Face Cards (in Probability) Posted on 2019-05-02 (6 Comments) |
| Full solution: part 1 formatting correction by FrankM (2019-05-05 11:35:30) |
| Full solution: part 1 by FrankM (2019-05-05 11:29:29) |
Under Trirectangular Corner Locus (in Shapes) Posted on 2019-04-27 (1 Comments) |
| Solution, I think by FrankM (2019-05-01 04:53:59) |
Under Inequality in lengths of pentagon (in Just Math) Posted on 2019-04-26 (2 Comments) |
| part 2 of 2 by FrankM (2019-04-28 21:48:26) |
| part 1 of 2 by FrankM (2019-04-27 00:12:18) |
Under He stole my ball! (in Probability) Posted on 2019-04-24 (8 Comments) |
| It seems natural to.. by FrankM (2019-05-01 05:11:48) |
Under Blobs' Borders 2 (in Shapes) Posted on 2019-04-10 (4 Comments) |
| solution by FrankM (2019-04-13 13:04:16) |
Under Outfoxing a fox (in Calculus) Posted on 2019-02-23 (2 Comments) |
| Solution by FrankM (2019-02-24 19:56:38) |
Under I squeeze, squeeze, and squeeze (in Geometry) Posted on 2019-02-15 (4 Comments) |
| re: Actual solution by FrankM (2019-02-24 20:39:01) |
Under Integers inside surds (in Numbers) Posted on 2019-02-03 (2 Comments) |
| Easy Peasy by FrankM (2019-02-06 07:26:40) |
Under Binomial dilemma (in Just Math) Posted on 2019-02-02 (1 Comments) |
| No Subject by FrankM (2019-02-04 07:04:44) |
Under Colored triangle (in Sequences) Posted on 2018-12-14 (10 Comments) |
| Complete formula by FrankM (2020-08-26 08:28:03) |
| The good parts (sketch of proof) by FrankM (2018-12-21 09:18:14) |
Under Oh-oh Domino (in Shapes) Posted on 2018-07-06 (4 Comments) |
| Abbreviated solution by FrankM (2019-05-27 13:53:35) |
Under Just 3 digits (in Sequences) Posted on 2018-05-17 (4 Comments) |
| I came up with by FrankM (2018-05-17 12:26:09) |
Under XFL (in General) Posted on 2018-04-25 (3 Comments) |
| Pretty straightforward by FrankM (2018-04-25 15:23:28) |
Under Possible or not? (in Just Math) Posted on 2015-01-17 (6 Comments) |
| Warming up by FrankM (2015-02-14 13:15:51) |
Under More Consecutive Semiprimes (in Numbers) Posted on 2009-09-08 (6 Comments) |
| Answer to part 1 by FrankM (2009-09-08 12:48:24) |
Under Taking the 5th (in Numbers) Posted on 2009-05-03 (6 Comments) |
| Different signs by FrankM (2009-05-03 19:17:23) |
Under Seeing red (in Probability) Posted on 2008-06-07 (5 Comments) |
| re: error in solution by FrankM (2008-06-10 12:28:17) |
Under All in the Family (in Paradoxes) Posted on 2008-05-26 (10 Comments) |
| Brianjn's solution by FrankM (2008-05-27 02:16:18) |
Under What a difference two roots make ! (in Calculus) Posted on 2008-05-24 (5 Comments) |
| Solution by FrankM (2008-05-24 13:29:49) |
Under Center of Gravity of Perimeter (in Geometry) Posted on 2008-05-18 (14 Comments) |
| New approach by FrankM (2008-05-20 09:18:57) |
| What's wrong with centroid invariance? by FrankM (2008-05-20 09:08:24) |
| Centroid invariance in the face of increasing triangle size by FrankM (2008-05-19 11:19:49) |
Under Continental Pole of Inaccessibility (in General) Posted on 2008-05-14 (17 Comments) |
| Somewhat confused by FrankM (2008-05-15 07:23:07) |
| Encarta solution by FrankM (2008-05-14 13:22:03) |
Under Do you have a card? (in Riddles) Posted on 2008-05-12 (12 Comments) |
| Explanation by FrankM (2008-05-13 05:05:53) |
Under Equalize Products, Get Inequality (in Just Math) Posted on 2008-05-10 (2 Comments) |
| Solution by FrankM (2008-05-11 07:01:18) |
Under It's right under your nose (from time to time) (in Tricks) Posted on 2008-05-09 (7 Comments) |
| Request for hint by FrankM (2008-05-11 05:27:01) |
Under Capture the Flag (in Probability) Posted on 2008-05-04 (11 Comments) |
| A remarkable insight by FrankM (2008-05-07 06:13:20) |
| Not foolish at all by FrankM (2008-05-05 22:42:50) |
| Very pretty (so far) by FrankM (2008-05-05 06:01:22) |
Under 1,000 (in Tricks) Posted on 2008-04-28 (18 Comments) |
| re(2): The answer is: NO by FrankM (2008-05-02 01:27:45) |
| The answer is: NO by FrankM (2008-05-01 07:24:53) |
| Now you see it, now you don't by FrankM (2008-04-29 04:10:40) |
Under Tic-Tac-Toyola (in Algorithms) Posted on 2008-04-26 (9 Comments) |
| Ruminations & hint (SPOILER warning!) by FrankM (2008-04-27 17:40:31) |
| Partial Solution (comment) by FrankM (2008-04-27 17:28:13) |
| Fond wishes.. by FrankM (2008-04-27 14:26:20) |
| Explanation to Dej Mar - No, there's a false assumption by FrankM (2008-04-27 07:22:14) |
| Response to Gamer (a start) by FrankM (2008-04-27 06:57:57) |
Under Mission: Impossible? (in Liars and Knights) Posted on 2008-04-20 (15 Comments) |
| Well done! by FrankM (2008-04-27 05:48:49) |
| Comments on the Bliver/Ud connection by FrankM (2008-04-25 10:31:27) |
| re: Watch List by FrankM (2008-04-24 20:09:38) |
| Hint 3 (SPOILER) by FrankM (2008-04-24 07:04:29) |
| BBQ reprieve - Still Not There. (Walking together, you recount discoveries. I ask questions)7 by FrankM (2008-04-24 06:51:51) |
| Hint 2 (SPOILER) by FrankM (2008-04-22 06:20:06) |
| Hint 1 (SPOILIER) by FrankM (2008-04-21 20:59:56) |
| Some promising ideas, but not a valid solution by FrankM (2008-04-21 20:54:55) |
| A word of encouragement from the creator by FrankM (2008-04-21 07:24:59) |
Under Additively Quadratic (in Just Math) Posted on 2008-04-19 (6 Comments) |
| adjustment by FrankM (2008-04-19 17:58:45) |
| Analytic solution by FrankM (2008-04-19 15:16:23) |
Under Quadratic With A Difference (in Just Math) Posted on 2008-04-15 (5 Comments) |
| Not much to this one by FrankM (2008-04-15 13:59:13) |
Under A rectangle Around A rhombus (in Geometry) Posted on 2008-04-14 (14 Comments) |
| How odd! In answer to Charlie: computer solution for part 1 by FrankM (2008-04-15 00:30:15) |
| Whoops by FrankM (2008-04-14 23:16:08) |
| Here it is by FrankM (2008-04-14 13:40:47) |
Under Penny Piles (in Numbers) Posted on 2008-04-09 (6 Comments) |
| On my way by FrankM (2008-04-10 21:36:40) |
Under Curious Consecutive Conundrum (in Just Math) Posted on 2008-04-08 (7 Comments) |
| first thoughts by FrankM (2008-04-08 22:58:08) |
Under The Motto (in Riddles) Posted on 2008-04-06 (6 Comments) |
| Well that was quick! by FrankM (2008-04-06 19:49:59) |
Under Knave Contest (in Liars and Knights) Posted on 2008-04-03 (8 Comments) |
| Solution & Explanation by FrankM (2008-04-06 23:54:30) |
Under Poker, solved (in Paradoxes) Posted on 2008-03-29 (11 Comments) |
| Imperviousness to aggressive bluffing by FrankM (2008-04-01 11:54:00) |
| Exchange with Dej Mar by FrankM (2008-04-01 00:09:15) |
| Answer to Ed by FrankM (2008-03-31 23:47:21) |
| Response to Dej Mar by FrankM (2008-03-31 10:35:34) |
| You're not there yet - Reply to reviewers remarks by FrankM (2008-03-30 20:54:51) |
Under Dao Juxing (The way of the rectangle) (in Shapes) Posted on 2008-03-28 (6 Comments) |
| That's puzzling (to Charlie) by FrankM (2008-03-28 21:28:58) |
Under Election in Logistan (in Liars and Knights) Posted on 2008-03-24 (31 Comments) |
| Answer to Ed by FrankM (2008-04-04 07:20:51) |
| Reformulated version - remarks and encouragement to Dej Mar by FrankM (2008-03-27 14:24:30) |
| Reformulated version by FrankM (2008-03-26 18:28:55) |
| clarifications for ed by FrankM (2008-03-26 17:37:09) |
| Reformulating the problem to make the transducer step indispensible by FrankM (2008-03-26 12:57:52) |
| That seems to work Dej Mar (with minor adjustment) by FrankM (2008-03-26 12:40:41) |
| On repeatingly questioning a voter and the correctness of the problem text - (for Dej Mar) by FrankM (2008-03-26 12:22:31) |
| To Elements - Kudos, you've brought us three quarters of the way there by FrankM (2008-03-26 11:38:26) |
| Response to Dej Mar - on repeatingly questioning a voter by FrankM (2008-03-26 11:20:08) |
| re: Much more than just a Simplistic solution by FrankM (2008-03-25 12:35:12) |
| for Dej Mar (Subversive reprise, etc.) by FrankM (2008-03-25 12:29:18) |
| Further clarification: Subversives by FrankM (2008-03-24 20:35:15) |
| Reply to Ed B's No Subject + General Comment by FrankM (2008-03-24 20:17:40) |
| Comments on: A thought by FrankM (2008-03-24 14:32:33) |
Under Three Points in a Square (in Probability) Posted on 2008-03-17 (18 Comments) |
| Faster, simpler, better and now FURTHER by FrankM (2008-03-25 16:40:18) |
| thoughts to share with ed bottemiller by FrankM (2008-03-17 21:47:34) |
| Faster, simpler, better by FrankM (2008-03-17 19:56:21) |
| Almost all the way by FrankM (2008-03-17 17:13:10) |
Under Pick a card, any card.. (in Probability) Posted on 2008-03-11 (37 Comments) |
| re(3): .. what went wrong .. to Charlie by FrankM (2008-03-25 15:15:57) |
| re(2): .. what went wrong .. - to S Herman by FrankM (2008-03-25 14:51:20) |
| .. and on the eighth day, he began to scratch his head and wonder what went wrong .. by FrankM (2008-03-24 17:06:48) |
| Ed B's questions by FrankM (2008-03-24 16:33:41) |
| Incorrect assumption by FrankM (2008-03-12 10:10:48) |
Under Aus dem Haeuschen (in Logic) Posted on 2008-03-05 (8 Comments) |
| re: Anoother try. by FrankM (2008-03-05 19:36:25) |
| re: Solution? by FrankM (2008-03-05 16:23:54) |
Under Factorial and a Square (in Numbers) Posted on 2008-02-23 (9 Comments) |
| easy, when you know how. by FrankM (2008-02-24 10:21:29) |
Under Sum Term Reciprocals (in Sequences) Posted on 2008-02-22 (3 Comments) |
| Solution (worked out) by FrankM (2008-02-23 07:46:41) |
Under South Sea Treasure Hunt (in Liars and Knights) Posted on 2008-02-21 (5 Comments) |
| Eh? by FrankM (2008-02-21 16:24:28) |
Under Derivative, Integral And Value Puzzle (in Calculus) Posted on 2008-02-17 (3 Comments) |
| Ho Hum by FrankM (2008-02-18 10:49:47) |
Under Given the term, find the number (in Sequences) Posted on 2008-02-15 (5 Comments) |
| By using continued fractions.. by FrankM (2008-02-16 12:11:57) |
Under Truncated Cube (in Shapes) Posted on 2008-02-14 (11 Comments) |
| On second thought.. by FrankM (2008-02-15 07:30:21) |
| Hmm, Can I have that again? by FrankM (2008-02-14 18:09:41) |
| Lightning guess by FrankM (2008-02-14 18:05:10) |
Under Consider The Relation, Sum Positive Integers (in Just Math) Posted on 2008-02-12 (4 Comments) |
| Here it is by FrankM (2008-02-12 13:19:28) |
Under Getting Cubic With Limits (in Calculus) Posted on 2008-02-09 (2 Comments) |
| Here it is by FrankM (2008-02-09 13:38:50) |
Under Forced Win, Forced Loss, or Neutral? (in Paradoxes) Posted on 2008-02-08 (16 Comments) |
| Ingeniousus Remarks.. by FrankM (2008-02-13 20:16:45) |
| Questioning the assumption by FrankM (2008-02-10 13:05:55) |
| Some corrections in interpretation (Dej Mar) by FrankM (2008-02-10 12:52:29) |
Under The Triangle's Bottom (in Just Math) Posted on 2008-02-05 (7 Comments) |
| Did it in your sleep.. by FrankM (2008-02-06 08:36:11) |
Under Eight Points (in Geometry) Posted on 2008-02-01 (29 Comments) |
| More for Charlie's thoughtful consideration [Close out] by FrankM (2008-02-11 21:36:15) |
| re(4): More for Charlie's thoughtful consideration by FrankM (2008-02-05 21:37:04) |
| re(2): For Charlie's thoughtful consideration by FrankM (2008-02-04 19:37:38) |
| Ironic, amusing by FrankM (2008-02-03 21:46:00) |
| For Charlie's thoughtful consideration by FrankM (2008-02-03 21:42:15) |
| re(5): Further improvement by FrankM (2008-02-02 23:42:52) |
| re(3): Further improvement by FrankM (2008-02-02 07:11:34) |
Under A Power of an Integer Beginning with an Arbitrary Sequence (in Just Math) Posted on 2008-01-31 (6 Comments) |
| Warning! A Hint from the Author by FrankM (2008-01-31 20:56:35) |
Under Colourful Knight's Tour (in Logic) Posted on 2008-01-24 (20 Comments) |
| So far, so good by FrankM (2008-01-24 12:29:52) |
Under Orders of Finish (in Numbers) Posted on 2008-01-12 (6 Comments) |
| Formula for the general case by FrankM (2008-01-13 23:58:49) |
Under Triangular Ring (in Numbers) Posted on 2008-01-09 (9 Comments) |
| General Method & Characterisation of All Optimal Solution by FrankM (2008-01-15 11:58:46) |
Under Word Oddity (6) Some have 6 (in Word Problems) Posted on 2007-12-10 (6 Comments) |
| Did I miss the point? by FrankM (2019-04-28 22:29:12) |
Under Cutting a Rectangle (in Shapes) Posted on 2007-12-07 (9 Comments) |
| Solution for General Case (NxM rectangle) by FrankM (2008-01-10 16:18:32) |
Under Metadivisible (in Numbers) Posted on 2007-11-09 (4 Comments) |
| A mid sized step for man.. by FrankM (2008-01-21 00:50:47) |
Under Not an Integer! (in Just Math) Posted on 2007-10-07 (5 Comments) |
| Alternative solution by FrankM (2008-01-05 22:47:14) |
Under Take Quadratic And Cubic, Get Sum And Product (in Just Math) Posted on 2007-08-24 (4 Comments) |
| Alternative approach by FrankM (2008-01-19 21:51:13) |
Under Prove the inequality (in Just Math) Posted on 2007-08-12 (6 Comments) |
| Fuller solution by FrankM (2008-02-20 22:21:52) |
Under Who Stole Dr. Jones' Clock? (in Logic) Posted on 2007-07-09 (13 Comments) |
| Just an elaboration of method by FrankM (2008-01-19 22:46:56) |
Under Winter Reigns (in General) Posted on 2007-07-02 (6 Comments) |
| Thought you'd like to know.. by FrankM (2008-01-18 00:43:57) |
Under Diamond Mine (in Logic) Posted on 2007-06-28 (15 Comments) |
| Sounds familiar.. by FrankM (2008-01-19 22:50:42) |
Under Two Semicircles (in Shapes) Posted on 2007-04-27 (5 Comments) |
| Care is needed.. by FrankM (2008-01-18 01:16:51) |
Under Sum three, get one (in Numbers) Posted on 2007-04-25 (4 Comments) |
| Solution with explanation by FrankM (2020-04-09 11:47:30) |
Under Tricky Troublesome Trisection (in Shapes) Posted on 2007-02-19 (9 Comments) |
| re: To Err is human. by FrankM (2008-01-18 01:30:45) |
Under Ceremonial Stones (in Weights and Scales) Posted on 2006-11-14 (26 Comments) |
| re(2): Rebuttal by FrankM (2008-02-09 01:17:17) |
| Rebuttal by FrankM (2008-02-08 10:06:37) |
| That's peculiar by FrankM (2008-02-03 11:55:53) |
| Generalisation by FrankM (2008-02-03 11:46:36) |
Under Radioactive Coins (in Weights and Scales) Posted on 2006-10-17 (20 Comments) |
| Generalisation by FrankM (2008-02-03 11:20:29) |
Under Buddy System (in Just Math) Posted on 2005-09-22 (8 Comments) |
| Solution Set-up by FrankM (2008-03-28 08:10:46) |
Under The soccer tournament (in General) Posted on 2005-07-26 (12 Comments) |
| Solution by FrankM (2022-12-22 20:42:08) |
Under Random Check (in Algorithms) Posted on 2005-02-11 (11 Comments) |
| There is no solution, only statistically relevant tests by FrankM (2008-01-19 21:21:25) |
Under Circle and Spots (in Geometry) Posted on 2004-12-27 (10 Comments) |
| I come up with something else by FrankM (2008-01-19 12:43:05) |
Under Exponential Difficulties 2 (in Just Math) Posted on 2004-11-27 (9 Comments) |
| There's a better choice by FrankM (2008-01-16 00:28:47) |
Under An 'Impossible' Solid (in Shapes) Posted on 2004-10-23 (25 Comments) |
| Naive (?) question by FrankM (2008-03-13 11:12:29) |
Under Jumping Coins (in General) Posted on 2004-10-18 (9 Comments) |
| Generalisation by FrankM (2008-03-13 12:26:47) |
Under At the Olympic Games (6) (in Logic) Posted on 2004-09-27 (48 Comments) |
| I get by FrankM (2008-05-13 07:27:12) |
Under Bird on a Wire (in Just Math) Posted on 2004-06-07 (42 Comments) |
| N Bird Case (1) by FrankM (2008-02-03 22:01:06) |
| 2 birds, 1 stone by FrankM (2008-02-03 12:14:38) |
| Strange, I get 2ln1,5 - 3/8 ~ .43593 by FrankM (2008-01-18 00:14:53) |
Under The Fifteen Steps (in Games) Posted on 2004-04-26 (16 Comments) |
| It's Nim, no? by FrankM (2008-03-27 18:16:23) |
Under Many coins - one fake (in Weights and Scales) Posted on 2003-05-14 (20 Comments) |
| Solution by FrankM (2008-02-16 13:07:19) |
Under 2 colors (in Shapes) Posted on 2003-04-27 (9 Comments) |
| Quick and easy by FrankM (2008-02-27 11:39:37) |
Under Envelopes (in Logic) Posted on 2003-04-10 (39 Comments) |
| Search, Find by FrankM (2008-04-06 09:37:32) |
Under Drew and Mohammad (in Liars and Knights) Posted on 2003-04-08 (46 Comments) |
| Maybe .. by FrankM (2008-04-16 23:05:59) |
Under Bascule's Book (in Probability) Posted on 2002-07-03 (41 Comments) |
| Benford's law by FrankM (2008-01-06 22:30:40) |