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wu :: forums    riddles    medium (Moderators: william wu, Eigenray, Grimbal, SMQ, towr, Icarus, ThudanBlunder) Pages: 1 2 3  ...  52 Start new topic    Subject Started by Replies Views Last post 0.999... « Pages 1 2 3 4 5 6 » Icarus 142 9609 Nov 22nd, 2007, 5:49pm by ThudanBlunder WRITE GOOD THREAD TITLES william wu 11 3923 Dec 28th, 2008, 8:38pm by imperial_executive PLEASE CHECK FOR EXISTING THREADS!!! william wu 4 3091 Oct 4th, 2007, 2:04am by towr INTENDED for non uberpuzzlers diemert 4 42 Today at 4:51am by SMQ skew symmetric MonicaMath 0 20 Nov 18th, 2009, 11:24pm by MonicaMath Moved: 4 words fantastic_5 0 24 Nov 9th, 2009, 11:58am by towr Coin toss dice roll Mike_V 7 95 Nov 9th, 2009, 8:54am by pex LCM of "falling factorial" O09 0 40 Nov 6th, 2009, 8:08pm by O09 analysis.. measure MonicaMath 3 66 Nov 1st, 2009, 11:38am by Eigenray BROWN EYES AND RED EYES « Pages 1 2 3 4 5 6 7 8 9 » Axela 211 30682 Oct 28th, 2009, 1:56am by towr Moved: Seven Deadly Sins gotit 0 213 Oct 23rd, 2009, 4:52am by gotit eigenvalues multiplicity MonicaMath 4 65 Oct 19th, 2009, 9:06pm by MonicaMath linear algebra MonicaMath 3 79 Oct 11th, 2009, 12:04pm by Obob lebesgue Integral trusure 3 80 Oct 10th, 2009, 7:18pm by Obob Never perfect square polynomial Aryabhatta 4 297 Oct 4th, 2009, 7:28pm by jpk2009 outer measure MonicaMath 3 131 Sep 29th, 2009, 4:01am by Eigenray Inscribed ellipse Obob 3 91 Sep 29th, 2009, 12:26am by Grimbal Distances with multiplicities Michael Dagg 14 254 Sep 28th, 2009, 11:29am by R Minimum Set S R 4 111 Sep 28th, 2009, 3:43am by R Chain Watch ThudanBlunder 11 341 Sep 24th, 2009, 7:04am by ThudanBlunder 271 tereferekuku 9 159 Sep 24th, 2009, 12:57am by R An identity with stirling numbers Aryabhatta 6 256 Sep 21st, 2009, 8:09pm by zahari20 sum phi(n)/(2^n - 1) Eigenray 3 135 Sep 21st, 2009, 2:04am by Eigenray Puzzle: Who gets larger salary? balki 9 304 Sep 14th, 2009, 5:13pm by Eigenray Chinese Chess Problem william wu 6 705 Sep 13th, 2009, 5:24am by william wu U-boat ThudanBlunder 5 228 Sep 9th, 2009, 12:31pm by Eigenray n divides 3^n+4^n Ronno 2 97 Sep 9th, 2009, 3:59am by Ronno Random Noughts-and-Crosses ThudanBlunder 8 202 Sep 5th, 2009, 8:31am by ThudanBlunder Zeroes in binary expansion of sqrt(2) Aryabhatta 1 130 Sep 3rd, 2009, 3:47pm by Eigenray Probability game Grimbal 2 149 Sep 1st, 2009, 9:39am by Grimbal Pages: 1 2 3  ...  52 Start new topic  Normal Topic Hot Topic (More than 15 Replies) Very Hot Topic (More than 25 Replies) Locked Topic Sticky Topic Sticky Locked Topic Forum Jump: ----------------------------- riddles -----------------------------  - easy => medium   - hard   - what am i   - what happened   - microsoft   - cs   - putnam exam (pure math)   - suggestions, help, and FAQ   - general problem-solving / chatting / whatever ----------------------------- general -----------------------------  - guestbook   - truth   - complex analysis   - wanted   - psychology   - chinese

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