User contributions
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- 18:31, 11 November 2023 (diff | hist) . . (+374) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:27, 11 November 2023 (diff | hist) . . (+52) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:26, 11 November 2023 (diff | hist) . . (-20) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:26, 11 November 2023 (diff | hist) . . (+221) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:24, 11 November 2023 (diff | hist) . . (+29) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:23, 11 November 2023 (diff | hist) . . (+140) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:21, 11 November 2023 (diff | hist) . . (+545) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:15, 11 November 2023 (diff | hist) . . (+48) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:14, 11 November 2023 (diff | hist) . . (+67) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:12, 11 November 2023 (diff | hist) . . (+329) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:11, 11 November 2023 (diff | hist) . . (+13) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:10, 11 November 2023 (diff | hist) . . (-43) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:09, 11 November 2023 (diff | hist) . . (+216) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:07, 11 November 2023 (diff | hist) . . (0) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:07, 11 November 2023 (diff | hist) . . (+248) . . 1978 IMO Problems/Problem 2 (→Solution)
- 18:05, 11 November 2023 (diff | hist) . . (+148) . . 1978 IMO Problems/Problem 2 (→Solution)
- 15:00, 11 November 2023 (diff | hist) . . (+176) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:59, 11 November 2023 (diff | hist) . . (+440) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:56, 11 November 2023 (diff | hist) . . (+179) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:52, 11 November 2023 (diff | hist) . . (+13) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:51, 11 November 2023 (diff | hist) . . (+245) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:48, 11 November 2023 (diff | hist) . . (+119) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:47, 11 November 2023 (diff | hist) . . (+152) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:44, 11 November 2023 (diff | hist) . . (+141) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:43, 11 November 2023 (diff | hist) . . (+121) . . 1978 IMO Problems/Problem 2 (→Solution)
- 14:41, 11 November 2023 (diff | hist) . . (+26) . . 1978 IMO Problems/Problem 2
- 14:22, 11 November 2023 (diff | hist) . . (+1,130) . . 1978 IMO Problems/Problem 2
- 21:02, 7 October 2023 (diff | hist) . . (+2) . . 1999 IMO Problems/Problem 4 (→Problem)
- 21:11, 6 October 2023 (diff | hist) . . (+537) . . N 1992 IMO Problems/Problem 6 (Created page with "==Problem== For each positive integer <math>n</math>, <math>S(n)</math> is defined to be the greatest integer such that, for every positive integer <math>k \le S(n)</math>, <...")
- 21:08, 6 October 2023 (diff | hist) . . (+640) . . N 1992 IMO Problems/Problem 5 (Created page with "==Problem== Let <math>S</math> be a finite set of points in three-dimensional space. Let <math>S_{x}</math>,<math>S_{y}</math>,<math>S_{z}</math>, be the sets consisting of...")
- 21:04, 6 October 2023 (diff | hist) . . (+470) . . N 1992 IMO Problems/Problem 4 (Created page with "==Problem== In the plane let <math>C</math> be a circle, <math>l</math> a line tangent to the circle <math>C</math>, and <math>M</math> a point on <math>l</math>. Find the l...")
- 20:58, 6 October 2023 (diff | hist) . . (+273) . . N 1992 IMO Problems/Problem 2 (Created page with "==Problem== Let <math>\mathbb{R}</math> denote the set of all real numbers. Find all functions <math>f:\mathbb{R} \to \mathbb{R}</math> such that <cmath>f\left( x^{2}+f(y)...")
- 20:49, 6 October 2023 (diff | hist) . . (+805) . . N 1996 IMO Problems/Problem 1 (Created page with "==Problem== We are given a positive integer <math>r</math> and a rectangular board <math>ABCD</math> with dimensions <math>|AB|=20</math>, <math>|BC|=12</math>. The rectangl...")
- 20:44, 6 October 2023 (diff | hist) . . (+663) . . N 1999 IMO Problems/Problem 5 (Created page with "==Problem== Two circles <math>G_{1}</math> and <math>G_{2}</math> are contained inside the circle <math>G</math>, and are tangent to <math>G</math> at the distinct points <ma...")
- 20:41, 6 October 2023 (diff | hist) . . (+246) . . N 1999 IMO Problems/Problem 4 (Created page with "==Problem== Determine all pairs <math>(n,p)</math> of positive integers such that <math>p</math> is a prime, <math>n</math> not exceeded <math>2p</math>, and <math>(p-1)^{n}...")
- 20:39, 6 October 2023 (diff | hist) . . (+515) . . N 1999 IMO Problems/Problem 3 (Created page with "==Problem== Consider an <math>n \times n</math> square board, where <math>n</math> is a fixed even positive integer. The board is divided into <math>n^{2}</math> units squar...")
- 20:35, 6 October 2023 (diff | hist) . . (+344) . . N 1999 IMO Problems/Problem 1 (Created page with "==Problem== Determine all finite sets <math>S</math> of at least three points in the plane which satisfy the following condition: For any two distinct points <math>A</math>...")
- 19:12, 6 October 2023 (diff | hist) . . (-4) . . 1992 IMO Problems/Problem 1 (→Solution)
- 19:11, 6 October 2023 (diff | hist) . . (+2,750) . . 1992 IMO Problems/Problem 1 (→Solution)
- 18:14, 6 October 2023 (diff | hist) . . (+69) . . 1996 IMO Problems/Problem 4 (→Solution)
- 17:45, 6 October 2023 (diff | hist) . . (+14) . . 1997 IMO Problems/Problem 5 (→Solution)
- 17:44, 6 October 2023 (diff | hist) . . (+58) . . 1997 IMO Problems/Problem 5 (→Solution)
- 17:43, 6 October 2023 (diff | hist) . . (+14) . . 1997 IMO Problems/Problem 5 (→Solution)
- 17:42, 6 October 2023 (diff | hist) . . (-5) . . 1997 IMO Problems/Problem 5 (→Solution)
- 17:39, 6 October 2023 (diff | hist) . . (+9) . . 1997 IMO Problems/Problem 5 (→Solution)
- 17:39, 6 October 2023 (diff | hist) . . (+2,123) . . 1997 IMO Problems/Problem 5 (→Solution)
- 16:28, 6 October 2023 (diff | hist) . . (+990) . . N 1997 IMO Problems/Problem 1 (Created page with "==Problem== In the plane the points with integer coordinates are the vertices of unit squares. The squares are colored alternatively black and white (as on a chessboard). F...")
- 16:22, 6 October 2023 (diff | hist) . . (+570) . . N 1997 IMO Problems/Problem 6 (Created page with "==Problem== For each positive integer <math>n</math>, let <math>f(n)</math> denote the number of ways of representing <math>n</math> as a sum of powers of <math>2</math> with...")
- 16:18, 6 October 2023 (diff | hist) . . (+164) . . N 1997 IMO Problems/Problem 5 (Created page with "==Problem== Find all pairs <math>(a,b)</math> of integers <math>a,b \ge 1</math> that satisfy the equation <math>a^{b^{2}}=b^{a}</math> ==Solution== {{solution}}")
- 16:16, 6 October 2023 (diff | hist) . . (+512) . . N 1997 IMO Problems/Problem 4 (Created page with "==Problem== An <math>n \times n</math> matrix whose entries come from the set <math>S={1,2,...,2n-1}</math> is called a <math>\textit{silver}</math> matrix if, for each <math...")
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