(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)

• 01:14, 17 November 2022 (diff | hist) . . (+75)‎ . . Power of a Point Theorem ‎
• 14:27, 20 October 2022 (diff | hist) . . (+74)‎ . . 2013 JBMO Problems/Problem 1 ‎ (→‎Solution)
• 06:24, 18 July 2021 (diff | hist) . . (0)‎ . . 2021 USAMO Problems/Problem 4 ‎
• 06:24, 18 July 2021 (diff | hist) . . (0)‎ . . 2021 USAMO Problems/Problem 4 ‎
• 06:23, 18 July 2021 (diff | hist) . . (+1,182)‎ . . N 2021 USAMO Problems/Problem 4 ‎ (Created page with "==Problem== The Planar National Park is a subset of the Euclidean plane consisting of several trails which meet at junctions. Every trail has its two endpoints at two differen...")
• 06:21, 18 July 2021 (diff | hist) . . (-24)‎ . . 2021 USAMO Problems/Problem 3 ‎
• 06:20, 18 July 2021 (diff | hist) . . (-6)‎ . . 2021 USAMO Problems/Problem 3 ‎
• 06:19, 18 July 2021 (diff | hist) . . (+15)‎ . . 2021 USAMO Problems/Problem 3 ‎
• 06:19, 18 July 2021 (diff | hist) . . (+7)‎ . . 2021 USAMO Problems/Problem 3 ‎
• 06:19, 18 July 2021 (diff | hist) . . (+785)‎ . . 2021 USAMO Problems/Problem 3 ‎
• 08:20, 14 July 2021 (diff | hist) . . (+150)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution) (current)
• 04:05, 14 July 2021 (diff | hist) . . (-4)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:48, 14 July 2021 (diff | hist) . . (+566)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:42, 14 July 2021 (diff | hist) . . (+2)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:41, 14 July 2021 (diff | hist) . . (+13)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:40, 14 July 2021 (diff | hist) . . (+150)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:36, 14 July 2021 (diff | hist) . . (+2)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:36, 14 July 2021 (diff | hist) . . (+15)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:34, 14 July 2021 (diff | hist) . . (+143)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:28, 14 July 2021 (diff | hist) . . (+264)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 03:23, 14 July 2021 (diff | hist) . . (+196)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 05:53, 13 July 2021 (diff | hist) . . (+37)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 05:43, 13 July 2021 (diff | hist) . . (+148)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 23:12, 12 July 2021 (diff | hist) . . (+50)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 23:12, 12 July 2021 (diff | hist) . . (+88)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 23:07, 12 July 2021 (diff | hist) . . (+108)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 23:05, 12 July 2021 (diff | hist) . . (+2)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 23:04, 12 July 2021 (diff | hist) . . (+161)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 22:57, 12 July 2021 (diff | hist) . . (+82)‎ . . 2016 APMO Problems/Problem 5 ‎
• 22:51, 12 July 2021 (diff | hist) . . (+4)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 22:50, 12 July 2021 (diff | hist) . . (+71)‎ . . 2016 APMO Problems/Problem 5 ‎
• 22:47, 12 July 2021 (diff | hist) . . (+91)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 22:43, 12 July 2021 (diff | hist) . . (+385)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 22:34, 12 July 2021 (diff | hist) . . (+15)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 22:31, 12 July 2021 (diff | hist) . . (+187)‎ . . 2016 APMO Problems/Problem 5 ‎ (→‎Solution)
• 21:09, 11 July 2021 (diff | hist) . . (+210)‎ . . 2016 APMO Problems ‎ (current)
• 21:06, 11 July 2021 (diff | hist) . . (+2,334)‎ . . 2016 APMO Problems ‎
• 21:04, 11 July 2021 (diff | hist) . . (+1)‎ . . 2016 APMO Problems ‎
• 21:03, 11 July 2021 (diff | hist) . . (+143)‎ . . N 2016 APMO Problems ‎ (Created page with "==See Also== == See Also == * Asian Pacific Mathematics Olympiad * APMO Problems and Solutions * Mathematics competition resources")
• 21:00, 11 July 2021 (diff | hist) . . (+549)‎ . . N 2016 APMO ‎ (Created page with "'''2016 APMO''' problems and solutions. The first link contains the full set of test problems. The rest contain each individual problem and its solution. * 2016 APMO Prob...") (current)
• 20:57, 11 July 2021 (diff | hist) . . (+463)‎ . . N 1989 APMO Problems/Problem 5 ‎ (Created page with "==Problem== Determine all functions <math>f</math> from the reals to the reals for which (1) <math>f(x)</math> is strictly increasing and (2) <math>f(x) + g(x) = 2x</math> f...") (current)
• 20:56, 11 July 2021 (diff | hist) . . (+402)‎ . . N 1989 APMO Problems/Problem 4 ‎ (Created page with "==Problem== Let <math>S</math> be a set consisting of <math>m</math> pairs <math>(a,b)</math> of positive integers with the property that <math>1 \leq a < b \leq n</math>. Sh...") (current)
• 20:56, 11 July 2021 (diff | hist) . . (+696)‎ . . N 1989 APMO Problems/Problem 3 ‎ (Created page with "==Problem== Let <math>A_1</math>, <math>A_2</math>, <math>A_3</math> be three points in the plane, and for convenience, let <math>A_4= A_1</math>, <math>A_5 = A_2</math>. For...") (current)
• 20:55, 11 July 2021 (diff | hist) . . (+162)‎ . . N 1989 APMO Problems/Problem 2 ‎ (Created page with "==Problem== Prove that the equation<cmath> 6(6a^2 + 3b^2 + c^2) = 5n^2 </cmath>has no solutions in integers except <math>a = b = c = n = 0</math>. ==Solution==")
• 20:54, 11 July 2021 (diff | hist) . . (+320)‎ . . N 1989 APMO Problems/Problem 1 ‎ (Created page with "==Problem== Let <math>x_1</math>, <math>x_2</math>, <math>\cdots</math>, <math>x_n</math> be positive real numbers, and let <cmath> S = x_1 + x_2 + \cdots + x_n. </cmath> Pro...") (current)
• 20:53, 11 July 2021 (diff | hist) . . (+214)‎ . . N 2016 APMO Problems/Problem 5 ‎ (Created page with "==Problem== Find all functions <math>f: \mathbb{R}^+ \to \mathbb{R}^+</math> such that <cmath>(z + 1)f(x + y) = f(xf(z) + y) + f(yf(z) + x),</cmath>for all positive real numb...")
• 20:52, 11 July 2021 (diff | hist) . . (+529)‎ . . N 2016 APMO Problems/Problem 4 ‎ (Created page with "==Problem== The country Dreamland consists of <math>2016</math> cities. The airline Starways wants to establish some one-way flights between pairs of cities in such a way tha...") (current)
• 20:51, 11 July 2021 (diff | hist) . . (+735)‎ . . N 2016 APMO Problems/Problem 3 ‎ (Created page with "==Problem== Let <math>AB</math> and <math>AC</math> be two distinct rays not lying on the same line, and let <math>\omega</math> be a circle with center <math>O</math> that i...") (current)
• 20:50, 11 July 2021 (diff | hist) . . (+361)‎ . . N 2016 APMO Problems/Problem 2 ‎ (Created page with "==Problem== A positive integer is called fancy if it can be expressed in the form<cmath>2^{a_1}+2^{a_2}+ \cdots+ 2^{a_{100}},</cmath>where <math>a_1,a_2, \cdots, a_{100}</mat...") (current)
• 20:49, 11 July 2021 (diff | hist) . . (+560)‎ . . N 2016 APMO Problems/Problem 1 ‎ (Created page with "==Problem== We say that a triangle <math>ABC</math> is great if the following holds: for any point <math>D</math> on the side <math>BC</math>, if <math>P</math> and <math>Q</...")

(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)