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- 16:58, 14 December 2023 (diff | hist) . . (+459) . . N XXI Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XXI Olimpiada Iberoamericana de Matemáticas was held in Guayaquil, Ecuador , 2006 * Problem 1 * 2006 OIM Problems/Problem 2 | Proble...") (current)
- 16:57, 14 December 2023 (diff | hist) . . (+469) . . N XX Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XX Olimpiada Iberoamericana de Matemáticas was held in Cartagena de Indias, Colombia , 2005 * Problem 1 * 2005 OIM Problems/Problem...") (current)
- 16:57, 14 December 2023 (diff | hist) . . (+460) . . N XIX Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XIX Olimpiada Iberoamericana de Matemáticas was held in Castellón, España , 2004 * Problem 1 * 2004 OIM Problems/Problem 2 | Probl...") (current)
- 16:57, 14 December 2023 (diff | hist) . . (+467) . . N XVIII Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XVIII Olimpiada Iberoamericana de Matemáticas was held in Mar del Plata, Argentina , 2003 * Problem 1 * 2003 OIM Problems/Problem 2...") (current)
- 16:56, 14 December 2023 (diff | hist) . . (+467) . . N XVII Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XVII Olimpiada Iberoamericana de Matemáticas was held in San Salvador, El Salvador , 2002 * Problem 1 * 2002 OIM Problems/Problem 2...") (current)
- 16:56, 14 December 2023 (diff | hist) . . (+455) . . N XVI Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XVI Olimpiada Iberoamericana de Matemáticas was held in Minas, Uruguay , 2001 * Problem 1 * [[2001 OIM Problems/Problem 2 | Problem 2]...") (current)
- 16:56, 14 December 2023 (diff | hist) . . (+458) . . N XV Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XV Olimpiada Iberoamericana de Matemáticas was held in Caracas, Venezuela , 2000 * Problem 1 * 2000 OIM Problems/Problem 2 | Problem...") (current)
- 16:54, 14 December 2023 (diff | hist) . . (+456) . . N XIV Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XIV Olimpiada Iberoamericana de Matemáticas was held in La Habana, Cuba , 1999 * Problem 1 * 1999 OIM Problems/Problem 2 | Problem 2...") (current)
- 16:54, 14 December 2023 (diff | hist) . . (+469) . . N XIII Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XIII Olimpiada Iberoamericana de Matemáticas was held in Puerto Plata, R. Dominicana , 1998 * Problem 1 * 1998 OIM Problems/Problem...") (current)
- 16:54, 14 December 2023 (diff | hist) . . (+461) . . N XII Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XII Olimpiada Iberoamericana de Matemáticas was held in Guadalajara, México , 1997 * Problem 1 * 1997 OIM Problems/Problem 2 | Prob...") (current)
- 16:53, 14 December 2023 (diff | hist) . . (+463) . . N XI Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "XI Olimpiada Iberoamericana de Matemáticas was held in San José de Costa Rica , 1996 * Problem 1 * 1996 OIM Problems/Problem 2 | Pr...") (current)
- 16:53, 14 December 2023 (diff | hist) . . (+455) . . N X Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "X Olimpiada Iberoamericana de Matemáticas was held in Región V, Chile , 1995 * Problem 1 * [[1995 OIM Problems/Problem 2 | Problem 2]...") (current)
- 16:53, 14 December 2023 (diff | hist) . . (+457) . . N IX Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "IX Olimpiada Iberoamericana de Matemáticas was held in Fortaleza, Brasil , 1994 * Problem 1 * 1994 OIM Problems/Problem 2 | Problem...") (current)
- 16:52, 14 December 2023 (diff | hist) . . (+467) . . N VIII Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "VIII Olimpiada Iberoamericana de Matemáticas was held in Ciudad de México, México, 1993 * Problem 1 * 1993 OIM Problems/Problem 2...") (current)
- 16:52, 14 December 2023 (diff | hist) . . (+459) . . N VII Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "VII Olimpiada Iberoamericana de Matemáticas was held in Caracas, venezuela , 1992 * Problem 1 * 1992 OIM Problems/Problem 2 | Proble...") (current)
- 16:52, 14 December 2023 (diff | hist) . . (+459) . . N VI Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "VI Olimpiada Iberoamericana de Matemáticas was held in Córdoba, Argentina , 1991 * Problem 1 * 1991 OIM Problems/Problem 2 | Proble...") (current)
- 16:51, 14 December 2023 (diff | hist) . . (+458) . . N V Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "V Olimpiada Iberoamericana de Matemáticas was held in Valladolid, España , 1990 * Problem 1 * 1990 OIM Problems/Problem 2 | Problem...") (current)
- 16:51, 14 December 2023 (diff | hist) . . (+455) . . N IV Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "IV Olimpiada Iberoamericana de Matemáticas was held in La Habana, Cuba , 1989 * Problem 1 * [[1989 OIM Problems/Problem 2 | Problem 2]...") (current)
- 16:51, 14 December 2023 (diff | hist) . . (+452) . . N III Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "III Olimpiada Iberoamericana de Matemáticas was held in Lima, Perú , 1988 * Problem 1 * Problem 2...") (current)
- 16:50, 14 December 2023 (diff | hist) . . (+454) . . N II Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "II Olimpiada Iberoamericana de Matemáticas was held in Salto, Uruguay , 1987 * Problem 1 * Problem 2...") (current)
- 16:43, 14 December 2023 (diff | hist) . . (+10) . . I Olimpiada Iberoamericana de Matemáticas (OIM) (current)
- 16:42, 14 December 2023 (diff | hist) . . (+37) . . I Olimpiada Iberoamericana de Matemáticas (OIM)
- 16:41, 14 December 2023 (diff | hist) . . (0) . . I Olimpiada Iberoamericana de Matemáticas (OIM)
- 16:41, 14 December 2023 (diff | hist) . . (0) . . I Olimpiada Iberoamericana de Matemáticas (OIM)
- 16:41, 14 December 2023 (diff | hist) . . (-33) . . I Olimpiada Iberoamericana de Matemáticas (OIM)
- 16:40, 14 December 2023 (diff | hist) . . (+429) . . N I Olimpiada Iberoamericana de Matemáticas (OIM) (Created page with "The 7th OIM occurred in 1985 Colobia. * Problems * Problem 1 * Problem 2 * 1985 OIM...")
- 16:36, 14 December 2023 (diff | hist) . . (-2) . . 2004 OIM Problems/Problem 6 (current)
- 16:35, 14 December 2023 (diff | hist) . . (+906) . . N 2004 OIM Problems/Problem 6 (Created page with "== Problem == For a set <math>H</math> of points in the plane, a point <math>P</math> in the plane is said to be a point of intersection of <math>H</math> if there are four di...")
- 16:32, 14 December 2023 (diff | hist) . . (+798) . . N 2004 OIM Problems/Problem 5 (Created page with "== Problem == Given a scalene triangle <math>ABC</math>, Let <math>A', B'</math> and <math>C'</math> the points of intersection of the interior bisectors of angles <math>A, B<...") (current)
- 16:28, 14 December 2023 (diff | hist) . . (+360) . . N 2004 OIM Problems/Problem 4 (Created page with "== Problem == Find all pairs <math>(a, b)</math>, where <math>a</math> and <math>b</math> are positive integers of two digits each, such that <math>100a + b</math> and <math>2...") (current)
- 16:27, 14 December 2023 (diff | hist) . . (+424) . . N 2004 OIM Problems/Problem 3 (Created page with "== Problem == Let <math>n</math> and <math>k</math> be positive integers such that either <math>n</math> is odd or <math>n</math> and <math>k</math> are even. Prove that there...") (current)
- 16:26, 14 December 2023 (diff | hist) . . (+545) . . N 2004 OIM Problems/Problem 2 (Created page with "== Problem == A circle with center <math>O</math> and radius <math>r</math> are considered in the plane and a point <math>A</math> is considered outside of it. Let <math>M</ma...") (current)
- 16:24, 14 December 2023 (diff | hist) . . (+507) . . N 2004 OIM Problems/Problem 1 (Created page with "== Problem == Squares on a <math>1001 \times 1001</math> board must be colored according to the following rules: * If two squares have a common side, then at least one of the...") (current)
- 16:22, 14 December 2023 (diff | hist) . . (+13) . . 2005 OIM Problems/Problem 6
- 16:22, 14 December 2023 (diff | hist) . . (+787) . . N 2005 OIM Problems/Problem 6 (Created page with "== Problem == Given a positive integer <math>n</math>, <math>2n</math> points are aligned in a plane as <math>A_1, A_2,\cdots, A_{2n}. Each point is colored blue or red using...")
- 16:19, 14 December 2023 (diff | hist) . . (+666) . . N 2005 OIM Problems/Problem 5 (Created page with "== Problem == Let <math>O</math> be the circumcenter of an acute triangle <math>ABC</math> and <math>A_1</math> be a point on the smallest arc <math>BC</math> of the circumcir...") (current)
- 16:17, 14 December 2023 (diff | hist) . . (+560) . . N 2005 OIM Problems/Problem 4 (Created page with "== Problem == Given two positive integers <math>a</math> and <math>b</math>, <math>a\nabla b</math> denotes the remainder obtained by dividing <math>a</math> by <math>b</math>...") (current)
- 16:15, 14 December 2023 (diff | hist) . . (+432) . . N 2005 OIM Problems/Problem 3 (Created page with "== Problem == Let <math>p</math> greater than 3 be a prime number. If <cmath>\frac{1}{1^p}+\frac{1}{2^p}+\frac{1}{3^p}+\cdots+\frac{1}{(p-1)^p}=\frac{n}{m}</cmath> where th...") (current)
- 16:13, 14 December 2023 (diff | hist) . . (+782) . . N 2005 OIM Problems/Problem 2 (Created page with "== Problem == A flea jumps over integer points on the number line. In its first movement it jumps from point 0 and ands at point 1. Then, if in one movement the flea jumped fr...") (current)
- 16:10, 14 December 2023 (diff | hist) . . (+363) . . N 2005 OIM Problems/Problem 1 (Created page with "== Problem == Determine all triples of real numbers <math>(x, y, z)</math> that satisfy the following system of equations: <cmath>xyz = 8</cmath> <cmath>x^2y+y^2z+z^2x=73</cm...") (current)
- 16:08, 14 December 2023 (diff | hist) . . (-4) . . 2006 OIM Problems/Problem 6 (current)
- 16:08, 14 December 2023 (diff | hist) . . (+622) . . N 2006 OIM Problems/Problem 6 (Created page with "== Problem == Let <math>n > 1</math> be an odd integer. Let <math>P_0</math> and <math>P_1</math> be two consecutive vertices of a regular polygon with <math>n</math> sides. F...")
- 16:06, 14 December 2023 (diff | hist) . . (+628) . . N 2006 OIM Problems/Problem 5 (Created page with "== Problem == Given a circle <math>\Gamma</math>, consider a quadrilateral <math>ABCD</math> with its four sides tangent to <math>\Gamma</math>, with <math>AD</math> tangent t...") (current)
- 16:04, 14 December 2023 (diff | hist) . . (+335) . . N 2006 OIM Problems/Problem 4 (Created page with "== Problem == Find all pairs <math>(a, b)</math> of positive integers such that <math>2a + 1</math> and <math>2b - 1</math> are relative primes and <math>a + b</math> divides...") (current)
- 16:03, 14 December 2023 (diff | hist) . . (+1,019) . . N 2006 OIM Problems/Problem 3 (Created page with "== Problem == The numbers <math>1, 2, 3,\cdots , n^2</math> are placed in the squares of an <math>n \times n</math> grid, in some order, one number per box. A game piece is in...") (current)
- 16:00, 14 December 2023 (diff | hist) . . (+581) . . N 2006 OIM Problems/Problem 2 (Created page with "== Problem == We consider <math>n</math> real numbers <math>a_1, a_2,\cdots a_n</math> that are not necessarily different. Let <math>d</math> be the difference between the lar...") (current)
- 15:56, 14 December 2023 (diff | hist) . . (+750) . . N 2006 OIM Problems/Problem 1 (Created page with "== Problem == In the scalene triangle <math>ABC</math>, with <math>\angle BAC = 90^{\circ}</math>, the inscribed and circumscribed circles are considered. The tangent line at...") (current)
- 15:53, 14 December 2023 (diff | hist) . . (+11) . . 2007 OIM Problems/Problem 6 (current)
- 15:53, 14 December 2023 (diff | hist) . . (+687) . . N 2007 OIM Problems/Problem 6 (Created page with "== Problem == Let <math>F</math> be the family of all convex hexagons <math>H</math> such that the opposite sides of <math>H</math> are parallel, and any three vertices of <ma...")
- 15:51, 14 December 2023 (diff | hist) . . (-1) . . 2007 OIM Problems/Problem 5 (current)
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