User contributions
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- 05:15, 6 December 2012 (diff | hist) . . (+2,713) . . N 2012 AMC 12B Problems/Problem 24 (Created page with "== Problem 24 == Define the function <math>f_1</math> on the positive integers by setting <math>f_1(1)=1</math> and if <math>n=p_1^{e_1}p_2^{e_2}\cdots p_k^{e_k}</math> is the p...")
- 04:09, 6 December 2012 (diff | hist) . . (-209) . . 2012 AMC 12B Problems/Problem 23 (→Solution)
- 04:03, 6 December 2012 (diff | hist) . . (+1,967) . . 2012 AMC 12B Problems/Problem 23
- 02:31, 6 December 2012 (diff | hist) . . (+1,239) . . 2012 AMC 12B Problems/Problem 23
- 18:38, 5 December 2012 (diff | hist) . . (+155) . . 2012 AMC 12B Problems/Problem 23
- 23:51, 4 December 2012 (diff | hist) . . (-30) . . 2012 AMC 10B Problems/Problem 25 (→Solution)
- 23:51, 4 December 2012 (diff | hist) . . (+12) . . 2012 AMC 10B Problems/Problem 25 (→Solution)
- 23:50, 4 December 2012 (diff | hist) . . (+6,187) . . 2012 AMC 10B Problems/Problem 25
- 23:17, 4 December 2012 (diff | hist) . . (+32) . . 2012 AMC 12B Problems/Problem 21
- 23:15, 4 December 2012 (diff | hist) . . (+1,844) . . 2012 AMC 12B Problems/Problem 21
- 12:32, 4 December 2012 (diff | hist) . . (+29) . . 2012 AMC 12B Problems/Problem 20 (→Solution)
- 12:31, 4 December 2012 (diff | hist) . . (+2,006) . . N 2012 AMC 12B Problems/Problem 20 (Created page with "== Problem 20 == A trapezoid has side lengths 3, 5, 7, and 11. The sums of all the possible areas of the trapezoid can be written in the form of <math>r_1\sqrt{n_1}+r_2\sqrt{n_2...")
- 11:20, 4 December 2012 (diff | hist) . . (+1,686) . . N 2012 AMC 12B Problems/Problem 18 (Created page with "== Problem 18 == Let <math>(a_1,a_2, \dots ,a_{10})</math> be a list of the first 10 positive integers such that for each <math>2 \le i \le 10</math> either <math>a_i+1</math> o...")
- 01:57, 4 December 2012 (diff | hist) . . (+1,598) . . 2009 AMC 12A Problems/Problem 23
- 01:50, 4 December 2012 (diff | hist) . . (+28) . . 2012 AMC 12B Problems/Problem 17 (→Solution 3 (Fast))
- 01:49, 4 December 2012 (diff | hist) . . (+799) . . 2012 AMC 12B Problems/Problem 17
- 15:37, 7 May 2012 (diff | hist) . . (0) . . User:Lightest (→Problem 2)
- 15:37, 7 May 2012 (diff | hist) . . (-3) . . User:Lightest (→Problem 3)
- 15:36, 7 May 2012 (diff | hist) . . (+2) . . User:Lightest (→Solution)
- 15:35, 7 May 2012 (diff | hist) . . (+696) . . User:Lightest (→Problem 3)
- 15:34, 7 May 2012 (diff | hist) . . (-1) . . 2012 USAJMO Problems/Problem 3 (→Solution 3)
- 15:34, 7 May 2012 (diff | hist) . . (+10) . . 2012 USAJMO Problems/Problem 3 (→Solution 3)
- 15:33, 7 May 2012 (diff | hist) . . (-189) . . 2012 USAJMO Problems/Problem 3 (→Solution 3)
- 15:31, 7 May 2012 (diff | hist) . . (+54) . . 2012 USAJMO Problems/Problem 3 (→Solution 3)
- 15:30, 7 May 2012 (diff | hist) . . (+879) . . 2012 USAJMO Problems/Problem 3
- 13:04, 7 May 2012 (diff | hist) . . (-56) . . User:Lightest (→Problem 3)
- 13:02, 7 May 2012 (diff | hist) . . (+3) . . User:Lightest (→Problem 3)
- 13:01, 7 May 2012 (diff | hist) . . (+2,372) . . User:Lightest
- 20:43, 6 May 2012 (diff | hist) . . (-25) . . User:Lightest (→Solution outline)
- 20:43, 6 May 2012 (diff | hist) . . (+155) . . User:Lightest (→Problem 4)
- 20:41, 6 May 2012 (diff | hist) . . (+1) . . 2012 USAJMO Problems/Problem 4 (→Solution)
- 20:41, 6 May 2012 (diff | hist) . . (+75) . . 2012 USAJMO Problems/Problem 4 (→Solution)
- 20:33, 6 May 2012 (diff | hist) . . (-26) . . 2012 USAJMO Problems/Problem 4 (→Solution)
- 20:30, 6 May 2012 (diff | hist) . . (+89) . . 2012 USAJMO Problems/Problem 4 (→Solution)
- 20:27, 6 May 2012 (diff | hist) . . (+2,699) . . 2012 USAJMO Problems/Problem 4 (→Solution)
- 20:24, 6 May 2012 (diff | hist) . . (+254) . . User:Lightest (→Solution outline)
- 20:21, 6 May 2012 (diff | hist) . . (+2,415) . . User:Lightest (→Problem 4)
- 11:04, 6 May 2012 (diff | hist) . . (+3,003) . . User:Lightest
- 10:15, 5 May 2012 (diff | hist) . . (+14) . . 2012 USAMO Problems/Problem 5 (→Solution)
- 22:36, 3 May 2012 (diff | hist) . . (+251) . . N Talk:2012 USAMO Problems/Problem 5 (Created page with "To ensure that Menelaus' Theorem works, isn't it necessary to check the configuration of the points so that the product of those "oriented ratios" is actually <math>-1</math> but...") (current)
- 22:29, 3 May 2012 (diff | hist) . . (-18) . . Talk:2012 USAMO Problems/Problem 4 (current)
- 22:29, 3 May 2012 (diff | hist) . . (+2) . . Talk:2012 USAMO Problems/Problem 4
- 22:29, 3 May 2012 (diff | hist) . . (+9) . . Talk:2012 USAMO Problems/Problem 4
- 22:28, 3 May 2012 (diff | hist) . . (+27) . . Talk:2012 USAMO Problems/Problem 4
- 22:28, 3 May 2012 (diff | hist) . . (-8) . . Talk:2012 USAMO Problems/Problem 4
- 22:27, 3 May 2012 (diff | hist) . . (+6) . . Talk:2012 USAMO Problems/Problem 4
- 22:26, 3 May 2012 (diff | hist) . . (+13) . . Talk:2012 USAMO Problems/Problem 4
- 22:26, 3 May 2012 (diff | hist) . . (-2,124) . . Talk:2012 USAMO Problems/Problem 4
- 22:25, 3 May 2012 (diff | hist) . . (+2,178) . . Talk:2012 USAMO Problems/Problem 4
- 22:25, 3 May 2012 (diff | hist) . . (+2,176) . . N Talk:2012 USAMO Problems/Problem 4 (Created page with "Though not as elegant as the inductive proof, my proof for this problem is quite different from the one posted in the Page, so I would like to paste it here just for reference. ...")
- 16:32, 3 May 2012 (diff | hist) . . (0) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 16:31, 3 May 2012 (diff | hist) . . (+16) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 16:30, 3 May 2012 (diff | hist) . . (+15) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 16:30, 3 May 2012 (diff | hist) . . (0) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 16:29, 3 May 2012 (diff | hist) . . (+385) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 16:22, 3 May 2012 (diff | hist) . . (+123) . . Talk:2012 USAMO Problems/Problem 3 (current)
- 16:18, 3 May 2012 (diff | hist) . . (+34) . . Talk:2012 USAMO Problems/Problem 3
- 16:14, 3 May 2012 (diff | hist) . . (+128) . . Talk:2012 USAMO Problems/Problem 3
- 21:32, 2 May 2012 (diff | hist) . . (+2) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 21:31, 2 May 2012 (diff | hist) . . (+54) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 21:29, 2 May 2012 (diff | hist) . . (+87) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 21:27, 2 May 2012 (diff | hist) . . (+49) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 21:24, 2 May 2012 (diff | hist) . . (+10) . . 2012 USAMO Problems/Problem 3 (→Solution that involves a non-elementary result)
- 21:23, 2 May 2012 (diff | hist) . . (+2,803) . . 2012 USAMO Problems/Problem 3
- 15:15, 26 April 2012 (diff | hist) . . (+1,119) . . N 1968 IMO Problems/Problem 5 (Created page with "==Problem 5== Let <math>f</math> be a real-valued function defined for all real numbers <math>x</math> such that, for some positive constant <math>a</math>, the equation <cmath>...")
- 15:08, 26 April 2012 (diff | hist) . . (0) . . m 1968 IMO Problems (→Problem 5)
- 17:35, 24 April 2012 (diff | hist) . . (+56) . . 2010-2011 Mock USAJMO Problems/Solutions/Problem 2 (→Solution 1) (current)
- 17:34, 24 April 2012 (diff | hist) . . (+1,078) . . N 2010-2011 Mock USAJMO Problems/Solutions/Problem 2 (Created page with "==Problem 2== Let <math>x, y, z</math> be positive real numbers such that <math>x+y+z = 1</math>. Prove that <cmath>\frac{3x+1}{y+z}+\frac{3y+1}{z+x}+\frac{3z+1}{x+y}\ge\frac{4}{...")
- 21:54, 1 April 2012 (diff | hist) . . (+53) . . 2011 USAJMO Problems/Problem 4 (→Solution)
- 21:54, 1 April 2012 (diff | hist) . . (+59) . . N User:Lightest (Created page with "For any information, please contact me at MATHTAM@gmail.com")
- 21:53, 1 April 2012 (diff | hist) . . (+1,303) . . 2011 USAJMO Problems/Problem 4
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