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wu :: forums    riddles    putnam exam (pure math) (Moderators: Eigenray, SMQ, Grimbal, Icarus, towr, william wu) requires some formal math training to understand Pages: 1 ... 3 4 5 6 7  ...  16 Start new topic    Subject Started by Replies Views Last post Extending Euler's Theorem SMQ 3 1594 Nov 7th, 2007, 1:27am by cuckoo Area Of a Circle « Pages 1 2 » johhnywave 27 8675 Oct 23rd, 2007, 4:29am by mikedagr8 Positive root of x^n + x = 1 Aryabhatta 4 1375 Oct 22nd, 2007, 7:17am by ThudnBlunder Calculus of variations Sameer 7 1178 Oct 17th, 2007, 9:57pm by Pietro K.C. Klein Four Group Michael Dagg 3 930 Oct 10th, 2007, 2:01am by JiNbOtAk Lagrange's Theorem « Pages 1 2 » Eigenray 26 889 Oct 8th, 2007, 2:29pm by N/A Group with many trivially intersecting subgroups ecoist 14 2145 Oct 7th, 2007, 10:37am by ecoist Complex powers « Pages 1 2 » Sameer 27 1900 Sep 28th, 2007, 4:47pm by srn437 Complex roots « Pages 1 2 » Sameer 28 2189 Sep 28th, 2007, 12:10am by pex Inequality ThudnBlunder 8 1010 Sep 24th, 2007, 6:23pm by srn437 Identify These Surfaces ThudnBlunder 5 804 Sep 19th, 2007, 10:29am by ThudnBlunder Summation ThudnBlunder 18 1230 Sep 16th, 2007, 3:07pm by Sameer Complex Sum Sameer 4 786 Sep 16th, 2007, 1:52pm by iyerkri Triangles in Z^n Eigenray 9 825 Sep 7th, 2007, 10:05am by Barukh 2=1 Burl V. Minnis 8 1061 Sep 2nd, 2007, 9:14pm by srn437 A sequence wmat1234 1 743 Aug 31st, 2007, 9:21am by Eigenray Simplify Expression ThudnBlunder 15 3165 Aug 28th, 2007, 3:34pm by mikedagr8 A counting problem nirmal.mehta 4 1653 Aug 25th, 2007, 11:35pm by Barukh Riemann sums of the Fresnel integral Eigenray 5 3655 Aug 24th, 2007, 1:01am by Eigenray GCDs of cyclotomic polynomials Eigenray 7 1490 Aug 9th, 2007, 6:06am by Eigenray Diagonals of a polygon. Grimbal 9 3922 Aug 8th, 2007, 5:39am by Grimbal Sum of alternating primes JocK 3 845 Aug 5th, 2007, 2:03am by JocK binary mad 4 889 Jul 31st, 2007, 3:31pm by mad x^3 - 6x and x^4 - 8x^2 ThudnBlunder 4 2775 Jul 20th, 2007, 11:13pm by Eigenray Rationalization ThudnBlunder 3 745 Jul 19th, 2007, 12:08pm by Eigenray Poly Factorizations Barukh 18 1240 Jul 1st, 2007, 1:29am by Barukh R(C_2m, C_2m, C_2m) Aryabhatta 1 630 Jun 17th, 2007, 11:24am by Aryabhatta sqrt(2), sqrt(3), sqrt(5) Aryabhatta 1 816 Jun 17th, 2007, 11:22am by Obob f(x) + f(y) = f(x + y) william wu 6 5919 Jun 4th, 2007, 5:15pm by Icarus "Politically correct" moduli re x^2+x-2 ecoist 2 916 May 30th, 2007, 11:55am by Eigenray Pages: 1 ... 3 4 5 6 7  ...  16 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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