User contributions
- 15:28, 11 July 2022 (diff | hist) . . (+96) . . m 2007 AIME I Problems (→See also) (current)
- 16:51, 24 March 2022 (diff | hist) . . (-15) . . m 2021 USAMO (current)
- 16:50, 24 March 2022 (diff | hist) . . (+88) . . m 2021 USAMO
- 18:57, 14 March 2022 (diff | hist) . . (0) . . m 2021 USAMO Problems
- 23:08, 30 December 2021 (diff | hist) . . (-186) . . m William Lowell Putnam Mathematical Competition
- 22:30, 30 December 2021 (diff | hist) . . (+6) . . m 1998 IMO Shortlist Problems/C1 (current)
- 22:30, 30 December 2021 (diff | hist) . . (+5) . . m 1998 IMO Shortlist Problems/C1
- 22:29, 30 December 2021 (diff | hist) . . (+143) . . m 1998 IMO Shortlist Problems/C1
- 22:20, 30 December 2021 (diff | hist) . . (+2) . . m 2017 USAMO Problems/Problem 5
- 22:20, 30 December 2021 (diff | hist) . . (+118) . . m 2017 USAMO Problems/Problem 5
- 22:14, 30 December 2021 (diff | hist) . . (+2) . . 2017 USAMO Problems/Problem 5
- 14:20, 9 August 2021 (diff | hist) . . (+1) . . m Northeastern WOOTers Mock AIME I Problems/Problem 6 (→Solution) (current)
- 14:20, 9 August 2021 (diff | hist) . . (+3) . . m Northeastern WOOTers Mock AIME I Problems/Problem 6 (→Solution)
- 14:19, 9 August 2021 (diff | hist) . . (+7) . . m Northeastern WOOTers Mock AIME I Problems/Problem 6 (→Solution)
- 14:18, 9 August 2021 (diff | hist) . . (+1,322) . . N Northeastern WOOTers Mock AIME I Problems/Problem 6 (Created page with "== Problem 6 == Let <math>\mathcal{S}=\{1,...,10\}</math>. Two subsets, <math>A</math> and <math>B</math>, of <math>S</math> are chosen randomly with replacement, with <math>...")
- 14:08, 9 August 2021 (diff | hist) . . (-2) . . m Northeastern WOOTers Mock AIME I Problems/Problem 10 (→Solution) (current)
- 14:08, 9 August 2021 (diff | hist) . . (-5) . . m Northeastern WOOTers Mock AIME I Problems/Problem 10 (→Solution)
- 14:07, 9 August 2021 (diff | hist) . . (-2) . . m Northeastern WOOTers Mock AIME I Problems/Problem 10 (→Solution)
- 14:04, 9 August 2021 (diff | hist) . . (+14) . . m Northeastern WOOTers Mock AIME I Problems/Problem 10 (→Solution)
- 14:02, 9 August 2021 (diff | hist) . . (+3) . . m Northeastern WOOTers Mock AIME I Problems/Problem 10 (→Solution)
- 14:01, 9 August 2021 (diff | hist) . . (+2,331) . . N Northeastern WOOTers Mock AIME I Problems/Problem 10 (Created page with "== Problem 10 == If <math>a,b,c</math> are complex numbers such that <cmath> \begin{eqnarray*} \frac{1}{a-b}+\frac{1}{b-c}+\frac{1}{c-a}&=&0,\\ \text{and} \qquad \frac{a\ove...")
- 18:23, 8 August 2021 (diff | hist) . . (+45) . . m Northeastern WOOTers Mock AIME I Problems/Problem 14 (→Solution) (current)
- 18:22, 8 August 2021 (diff | hist) . . (+44) . . m Northeastern WOOTers Mock AIME I Problems/Problem 14 (→Solution)
- 18:21, 8 August 2021 (diff | hist) . . (+173) . . m Northeastern WOOTers Mock AIME I Problems/Problem 14 (→Solution)
- 18:18, 8 August 2021 (diff | hist) . . (+1,090) . . m Northeastern WOOTers Mock AIME I Problems/Problem 14
- 18:05, 8 August 2021 (diff | hist) . . (+139) . . m Northeastern WOOTers Mock AIME I Problems/Problem 14 (→Solution)
- 18:02, 8 August 2021 (diff | hist) . . (+1,403) . . N Northeastern WOOTers Mock AIME I Problems/Problem 14 (Created page with "== Problem 14 == Consider three infinite sequences of real numbers: <cmath> \begin{eqnarray*} X &=& \left( x_1, x_2, \cdots \right), \\ Y &=& \left( y_1, y_2, \cdots \right),...")
- 22:02, 7 August 2021 (diff | hist) . . (-1) . . m Northeastern WOOTers Mock AIME I Problems/Problem 2 (→Solution) (current)
- 22:01, 7 August 2021 (diff | hist) . . (+1) . . m Northeastern WOOTers Mock AIME I Problems/Problem 2 (→Solution)
- 22:01, 7 August 2021 (diff | hist) . . (-159) . . m Northeastern WOOTers Mock AIME I Problems/Problem 2 (→Solution)
- 21:57, 7 August 2021 (diff | hist) . . (+111) . . m Northeastern WOOTers Mock AIME I Problems/Problem 2 (→Solution)
- 21:56, 7 August 2021 (diff | hist) . . (+671) . . N Northeastern WOOTers Mock AIME I Problems/Problem 2 (Created page with "== Problem 2 == It is given that <math>181^2</math> can be written as the difference of the cubes of two consecutive positive integers. Find the sum of these two integers....")
- 21:45, 7 August 2021 (diff | hist) . . (+842) . . N Northeastern WOOTers Mock AIME I Problems/Problem 5 (Created page with "== Problem 5 == Let <math>x</math>, <math>y</math>, and <math>z</math> be real numbers. Given that <math>x^2+2y^2+3z^2=1</math>, the maximum value of <math>\left( 3x+2y+z \ri...") (current)
- 21:35, 7 August 2021 (diff | hist) . . (-47) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution) (current)
- 21:33, 7 August 2021 (diff | hist) . . (-13) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:33, 7 August 2021 (diff | hist) . . (+42) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:30, 7 August 2021 (diff | hist) . . (+15) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:26, 7 August 2021 (diff | hist) . . (+10) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:24, 7 August 2021 (diff | hist) . . (+63) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:23, 7 August 2021 (diff | hist) . . (+217) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:18, 7 August 2021 (diff | hist) . . (+537) . . m Northeastern WOOTers Mock AIME I Problems/Problem 15 (→Solution)
- 21:10, 7 August 2021 (diff | hist) . . (+400) . . N Northeastern WOOTers Mock AIME I Problems/Problem 15 (Created page with "== Problem 15 == Find the sum of all integers <math>n\le96</math> such that <cmath>\phi(n)>n-\sqrt{n},</cmath> where <math>\phi(n)</math> denotes the number of integers less...")
- 13:29, 2 August 2021 (diff | hist) . . (+11) . . m 1988 IMO Problems (→Problem 4) (current)
- 09:32, 14 May 2021 (diff | hist) . . (+73) . . m 2018 USAMO Problems (→Day 2)
- 09:24, 14 May 2021 (diff | hist) . . (+4) . . m 2006 USAMO Problems (→Day 2) (current)
- 09:24, 14 May 2021 (diff | hist) . . (+4) . . m 2005 USAMO Problems (→Resources) (current)
- 09:21, 14 May 2021 (diff | hist) . . (-2) . . m 2002 USAMO Problems (→Resources)
- 09:21, 14 May 2021 (diff | hist) . . (+70) . . m 2003 USAMO Problems (→Resources) (current)
- 09:20, 14 May 2021 (diff | hist) . . (+70) . . m 2004 USAMO Problems (→Resources) (current)
- 09:19, 14 May 2021 (diff | hist) . . (+1) . . m 2002 USAMO Problems (→Resources)
- 09:18, 14 May 2021 (diff | hist) . . (+68) . . m 2002 USAMO Problems (→Resources)
- 11:33, 1 December 2020 (diff | hist) . . (+4) . . m 2018 UNCO Math Contest II Problems/Problem 10 (→Problem) (current)
- 10:05, 19 October 2020 (diff | hist) . . (0) . . m 2011 USAJMO Problems/Problem 1 (→Solution 5)
- 21:27, 20 August 2020 (diff | hist) . . (+530) . . m 1958 AHSME Problems/Problem 31 (current)
- 21:21, 20 August 2020 (diff | hist) . . (+2) . . m 1960 IMO Problems (current)
- 21:21, 20 August 2020 (diff | hist) . . (+149) . . m 1960 IMO Problems (→Resources)
- 21:18, 20 August 2020 (diff | hist) . . (+2) . . m 1961 IMO Problems (current)
- 21:18, 20 August 2020 (diff | hist) . . (+152) . . m 1961 IMO Problems (→Resources)
- 21:17, 20 August 2020 (diff | hist) . . (+149) . . m 1962 IMO Problems (→Resources) (current)
- 21:16, 20 August 2020 (diff | hist) . . (+149) . . m 1963 IMO Problems (→Resources) (current)
- 15:33, 20 August 2020 (diff | hist) . . (0) . . m Double root (current)
- 15:29, 20 August 2020 (diff | hist) . . (-21) . . m V4913 (Blanked the page) (Tag: Blanking)
- 15:22, 20 August 2020 (diff | hist) . . (-66) . . m Mock AIME 1 2010 Answer Key
- 15:20, 20 August 2020 (diff | hist) . . (+396) . . m 1967 AHSME Problems/Problem 9
- 15:14, 20 August 2020 (diff | hist) . . (+131) . . m 2018 UNCO Math Contest II Problems
- 15:14, 20 August 2020 (diff | hist) . . (+131) . . m 2017 UNCO Math Contest II Problems (current)
- 15:12, 20 August 2020 (diff | hist) . . (+131) . . m 2016 UNCO Math Contest II Problems (current)
- 15:11, 20 August 2020 (diff | hist) . . (+130) . . m 2015 UNCO Math Contest II Problems (current)
- 15:10, 20 August 2020 (diff | hist) . . (+131) . . m 2014 UNCO Math Contest II Problems (current)
- 15:08, 20 August 2020 (diff | hist) . . (+4) . . m 2013 UNCO Math Contest II Problems (→Problem 10)
- 15:05, 20 August 2020 (diff | hist) . . (+1) . . m 2012 UNCO Math Contest II Problems (current)
- 15:05, 20 August 2020 (diff | hist) . . (+130) . . m 2012 UNCO Math Contest II Problems
- 15:28, 15 August 2020 (diff | hist) . . (+81) . . N Mock AIME 2 Pre 2005/Answer Key (Created page with "#012 #843 #437 #604 #255 #351 #000 or 400 #704 #280 #727 #167 #589 #071 #152 #529") (current)
- 10:40, 11 August 2020 (diff | hist) . . (+518) . . m 1998 AHSME Problems (current)
- 10:37, 11 August 2020 (diff | hist) . . (+6) . . m 1998 AHSME Problems/Problem 30 (→Solution) (current)
- 11:19, 8 August 2020 (diff | hist) . . (0) . . m 1995 AHSME Problems (→Problem 29)
- 11:18, 8 August 2020 (diff | hist) . . (+9) . . m 1995 AHSME Problems/Problem 29
- 14:17, 4 August 2020 (diff | hist) . . (0) . . m Circumcenter (current)
- 15:09, 1 August 2020 (diff | hist) . . (+375) . . m 2012 UNCO Math Contest II Problems/Problem 8 (→Solution) (current)
- 22:36, 25 July 2020 (diff | hist) . . (-9) . . m 1962 AHSME Problems/Problem 37 (→Solution)
- 10:59, 25 July 2020 (diff | hist) . . (0) . . m 1983 AHSME Problems (→Problem 10)
- 22:58, 23 July 2020 (diff | hist) . . (+3) . . m Mock AIME 1 2013 Problems (→Problem 2)
- 22:56, 23 July 2020 (diff | hist) . . (-3) . . m 1971 AHSME Problems/Problem 5
- 22:55, 23 July 2020 (diff | hist) . . (+8) . . 1971 AHSME Problems/Problem 5
- 22:54, 23 July 2020 (diff | hist) . . (+10) . . m 1971 AHSME Problems/Problem 5 (→Solution 1)
- 22:54, 23 July 2020 (diff | hist) . . (+1,104) . . m 1971 AHSME Problems/Problem 5
- 22:35, 23 July 2020 (diff | hist) . . (+495) . . m Invariant (current)
- 22:21, 23 July 2020 (diff | hist) . . (+6) . . m 2007 Cyprus MO/Lyceum/Problem 21 (current)
- 22:14, 23 July 2020 (diff | hist) . . (+48) . . m 1982 AHSME Problems/Problem 29
- 20:15, 23 July 2020 (diff | hist) . . (+1) . . m Swish248 (current)
- 22:24, 20 July 2020 (diff | hist) . . (+64) . . m 1998 IMO Problems/Problem 2
- 22:22, 20 July 2020 (diff | hist) . . (+68) . . m 1969 IMO Problems/Problem 6 (Missing Problem)
- 22:18, 20 July 2020 (diff | hist) . . (+82) . . m American Computer Science League (current)
- 14:36, 8 June 2020 (diff | hist) . . (-1) . . m 2020 AIME II Problems (→Problem 7)
- 19:38, 10 May 2020 (diff | hist) . . (+906) . . N 1971 AHSME Problems/Problem 2 (For some reason, standard LATEX isn't working.)
- 15:54, 7 January 2020 (diff | hist) . . (+186) . . m Constructive counting
- 15:48, 7 January 2020 (diff | hist) . . (+1,204) . . 1997 PMWC Problems/Problem T10 (→Solution) (current)
- 14:00, 26 December 2019 (diff | hist) . . (+441) . . 2008 AMC 12A Problems/Problem 8 (→Solution)
- 12:23, 24 December 2019 (diff | hist) . . (+369) . . N Talk:2001 AMC 10 Problems/Problem21 (Page should be deleted) (current)
- 12:18, 24 December 2019 (diff | hist) . . (+955) . . 1993 UNCO Math Contest II Problems/Problem 7 (→Solution) (current)
- 12:04, 24 December 2019 (diff | hist) . . (+15) . . m 2005 PMWC Problems/Problem T8 (→Problem)
- 12:00, 24 December 2019 (diff | hist) . . (+225) . . m Liter
- 11:54, 24 December 2019 (diff | hist) . . (+2,897) . . 2000 PMWC Problems/Problem T8 (→Solution) (current)
- 11:31, 24 December 2019 (diff | hist) . . (+80) . . m 2000 PMWC Problems/Problem T8 (→See Also)
- 11:28, 24 December 2019 (diff | hist) . . (+439) . . 2014 UNCO Math Contest II Problems/Problem 2 (→Solution) (current)
- 13:10, 23 December 2019 (diff | hist) . . (+1,668) . . 2008 UNCO Math Contest II Problems/Problem 2 (→Solution) (current)
- 12:53, 23 December 2019 (diff | hist) . . (+3,497) . . 2008 UNC Math Contest II Problems/Problem 1 (→Solution) (current)
- 12:25, 23 December 2019 (diff | hist) . . (-3) . . m 2009 UNCO Math Contest II Problems/Problem 7 (→Problem) (current)
- 12:25, 23 December 2019 (diff | hist) . . (+964) . . 2009 UNCO Math Contest II Problems/Problem 7 (→Solution)
- 12:13, 23 December 2019 (diff | hist) . . (+1,182) . . 2000 PMWC Problems/Problem T1 (→Solution)
- 12:05, 23 December 2019 (diff | hist) . . (+80) . . m 2000 PMWC Problems/Problem T1 (→See Also)
- 12:04, 23 December 2019 (diff | hist) . . (+80) . . m 2000 PMWC Problems/Problem I12 (→See Also) (current)
- 12:03, 23 December 2019 (diff | hist) . . (+80) . . m 2000 PMWC Problems/Problem I4 (→See Also) (current)
- 12:02, 23 December 2019 (diff | hist) . . (-148) . . m 2000 PMWC Problems/Problem I4 (→Solution)
- 12:02, 23 December 2019 (diff | hist) . . (-162) . . m 2000 PMWC Problems/Problem I2 (→Solution) (current)
- 12:01, 23 December 2019 (diff | hist) . . (-176) . . m 2000 PMWC Problems/Problem I1 (→Solution) (current)
- 12:01, 23 December 2019 (diff | hist) . . (+162) . . 2000 PMWC Problems/Problem I2 (→Solution)
- 12:00, 23 December 2019 (diff | hist) . . (+80) . . 2000 PMWC Problems/Problem I2 (→See Also)
- 12:00, 23 December 2019 (diff | hist) . . (+176) . . 2000 PMWC Problems/Problem I1 (→Solution)
- 11:59, 23 December 2019 (diff | hist) . . (+14) . . 2000 PMWC Problems/Problem I1 (→See Also)
- 11:58, 23 December 2019 (diff | hist) . . (+66) . . 2000 PMWC Problems/Problem I1 (→See Also)
- 11:58, 23 December 2019 (diff | hist) . . (+515) . . 2000 PMWC Problems/Problem I4 (→Solution)
- 11:51, 23 December 2019 (diff | hist) . . (0) . . 2000 PMWC Problems/Problem I2 (→Solution)
- 11:50, 23 December 2019 (diff | hist) . . (+884) . . 2000 PMWC Problems/Problem I2 (→Solution)
- 11:38, 23 December 2019 (diff | hist) . . (+694) . . 2000 PMWC Problems/Problem I1 (→Solution)
- 12:05, 16 December 2019 (diff | hist) . . (+406) . . N Fair (If an object is fair, it has an equal probability of producing any one of its distinct outcomes.) (current)
- 12:16, 13 December 2019 (diff | hist) . . (+103) . . m 2014 AMC 8 Problems/Problem 9 (→Solution)
- 12:29, 10 December 2019 (diff | hist) . . (+4) . . m 1971 Canadian MO Problems/Problem 3 (→Solution) (current)
- 12:23, 10 December 2019 (diff | hist) . . (+157) . . Calculators (I removed some unnecessary text and added a bit of hopefully useful information.)