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- 15:46, 29 May 2024 Yum bum (hist) [2 bytes] Ridiculouspuma74 (talk | contribs) (Created page with ":D")
- 15:44, 29 May 2024 Decimal help!!! (hist) [22 bytes] Ridiculouspuma74 (talk | contribs) (Created page with "1.4 + 1.5 = 2.9 not 29")
- 15:40, 29 May 2024 Decimal help (hist) [0 bytes] Ridiculouspuma74 (talk | contribs) (Created page with "nibble nibble")
- 15:38, 29 May 2024 ???????????????????????????????????????????????????????????????????????????????????????????????????????????????????? (hist) [0 bytes] Ridiculouspuma74 (talk | contribs) (Created page with "hi")
- 21:37, 28 May 2024 Missouri Council of Teachers of Mathematics Contests (hist) [1 byte] Woodcarnival720 (talk | contribs) (Created page with "a")
- 17:39, 27 May 2024 Illinois Middle School Math Olympiad (hist) [193 bytes] Gavin deng (talk | contribs) (Created page with "The Illinois Middle School Math Olympiad is the premier mathematical proof writing contest intended for middle school students in the state of Illinois.")
- 01:14, 26 May 2024 1972 AHSME Problems/Problem 23 (hist) [2,266 bytes] Airbus-a321 (talk | contribs) (new page)
- 06:07, 25 May 2024 2023 CMO(CHINA) Problems (hist) [3,478 bytes] Anyu tsuruko (talk | contribs) (Created page with "==Day 1== ===Problem 1=== Find the smallest real number \(\lambda\) such that any positive integer \(n\) can be expressed as the product of 2023 positive integers \(n = x_1 x_...")
- 06:06, 25 May 2024 2023 CMO(CHINA) Problems/Problem 6 (hist) [8,703 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == The numbers <math>1,2, \ldots, 99</math> are placed on the vertices of a given regular 99 -gon, with each number appearing exactly once. This arrangement is call...")
- 06:05, 25 May 2024 2023 CMO(CHINA) Problems/Problem 5 (hist) [2,331 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == In an acute triangle <math>\triangle A B C, K</math> is a point on the extension of <math>B C</math>. Through <math>K</math>, draw lines parallel to <math>A B</m...")
- 06:05, 25 May 2024 2023 CMO(CHINA) Problems/Problem 4 (hist) [1,628 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == Let non-negative real numbers <math>a_1, a_2, \ldots, a_{2023}</math> satisfy <cmath> a_1+a_2+\cdots+a_{2023}=100 </cmath> Define <math>N</math> as the number o...")
- 06:04, 25 May 2024 2023 CMO(CHINA) Problems/Problem 3 (hist) [13,317 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == Given a prime number <math>p \geq 5</math>, let <math>\Omega=\{1,2, \ldots, p\}</math>. For any <math>x, y \in \Omega</math>, define: <cmath> r(x, y)= \begin{cas...")
- 06:03, 25 May 2024 2023 CMO(CHINA) Problems/Problem 2 (hist) [3,198 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == Find the largest real number <math>C</math> such that for any positive integer <math>n</math> and any real numbers <math>x_1, x_2, \ldots, x_n</math>, the follow...")
- 06:03, 25 May 2024 2023 CMO(CHINA) Problems/Problem 1 (hist) [1,251 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == Find the smallest real number <math>\lambda</math> such that any positive integer <math>n</math> can be expressed as the product of 2023 positive integers <math>...")
- 06:01, 25 May 2024 2023 CMO Problems/Problem 6 (hist) [8,703 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Problem == The numbers <math>1,2, \ldots, 99</math> are placed on the vertices of a given regular 99 -gon, with each number appearing exactly once. This arrangement is call...")
- 05:47, 25 May 2024 CMO(CHINA) Problems and Solutions (hist) [888 bytes] Anyu tsuruko (talk | contribs) (Created page with "CMO problems and solutions. *2024 CMO(CHINA) *2023 CMO(CHINA) *2022 CMO(CHINA) *2021 CMO(CHINA) *2020 CMO(CHINA) *2019 CMO(CHINA) *2018 CMO(CHINA...")
- 05:42, 25 May 2024 2023 CMO(CHINA) (hist) [494 bytes] Anyu tsuruko (talk | contribs) (Created page with "The 39rd '''CMO''' was held from November 26 to December 3, 2023. The first link will contain the full set of test problems. The rest will contain each individual problem and...")
- 05:18, 25 May 2024 2023 CMO Problems/Problem 5 (hist) [2,331 bytes] Anyu tsuruko (talk | contribs) (Created page with "In an acute triangle <math>\triangle A B C, K</math> is a point on the extension of <math>B C</math>. Through <math>K</math>, draw lines parallel to <math>A B</math> and <math...")
- 05:16, 25 May 2024 2023 CMO Problems/Problem 4 (hist) [1,628 bytes] Anyu tsuruko (talk | contribs) (Created page with "Let non-negative real numbers <math>a_1, a_2, \ldots, a_{2023}</math> satisfy <cmath> a_1+a_2+\cdots+a_{2023}=100 </cmath> Define <math>N</math> as the number of elements in...")
- 05:09, 25 May 2024 2023 CMO Problems/Problem 3 (hist) [13,317 bytes] Anyu tsuruko (talk | contribs) (Created page with "Given a prime number <math>p \geq 5</math>, let <math>\Omega=\{1,2, \ldots, p\}</math>. For any <math>x, y \in \Omega</math>, define: <cmath> r(x, y)= \begin{cases}y-x, & \tex...")
- 04:42, 25 May 2024 2023 CMO Problems/Problem 2 (hist) [3,198 bytes] Anyu tsuruko (talk | contribs) (Created page with "Find the largest real number <math>C</math> such that for any positive integer <math>n</math> and any real numbers <math>x_1, x_2, \ldots, x_n</math>, the following inequality...")
- 04:19, 25 May 2024 2023 CMO Problems/Problem 1 (hist) [1,251 bytes] Anyu tsuruko (talk | contribs) (Created page with "Find the smallest real number <math>\lambda</math> such that any positive integer <math>n</math> can be expressed as the product of 2023 positive integers <math>n=x_1 x_2 \cdo...")
- 03:17, 25 May 2024 2023 CMO Problems (hist) [3,478 bytes] Anyu tsuruko (talk | contribs) (Created page with "==Day 1== ===Problem 1=== Find the smallest real number \(\lambda\) such that any positive integer \(n\) can be expressed as the product of 2023 positive integers \(n = x_1 x_...")
- 03:06, 25 May 2024 2023 CMO (hist) [0 bytes] Anyu tsuruko (talk | contribs) (Created page with "The 39rd '''CMO''' was held from November 26 to December 3, 2023. The first link will contain the full set of test problems. The rest will contain each individual problem and...")
- 02:39, 25 May 2024 2024 CMO(CHINA) (hist) [476 bytes] Anyu tsuruko (talk | contribs) (Created page with "The 40rd '''CMO''' was held on XX and XX, 2024. The first link will contain the full set of test problems. The rest will contain each individual problem and its solution. 2...")
- 02:29, 25 May 2024 CMO (China Mathematics Olympiad 中国数学奥林匹克) (hist) [888 bytes] Anyu tsuruko (talk | contribs) (Created page with "CMO problems and solutions. *2024 CMO(CHINA) *2023 CMO(CHINA) *2022 CMO(CHINA) *2021 CMO(CHINA) *2020 CMO(CHINA) *2019 CMO(CHINA) *2018 CMO(CHINA...")
- 16:34, 24 May 2024 Mock AIME 2 Pre 2005 Problems/Problem 7 (hist) [543 bytes] Anyu tsuruko (talk | contribs) (Created page with "== Solution == The number of ways to choose 2 suits: \(\binom{4}{2} = 6\) The number of ways to distribute 26 cards to Reid and Po-Ru: \(\binom{26}{13}\) The number of...")
- 13:02, 22 May 2024 Ireland mathematics competitions (hist) [651 bytes] Smath1 (talk | contribs) (Created started sections, will add more later.)
- 16:24, 19 May 2024 1990 APMO Problems/Problem 1 (hist) [1,019 bytes] Multpi12 (talk | contribs) (Created page with "Let .I be the intersection of" AG and EF. Let 6 = AI.IG - FI.IE. Then AI:ADlz, IG:ADl6, FI:BCl4:IE. (1) Fur"ther, applying the cosine rule to triangles ABD, ACD we get i AB2 :...")
- 21:14, 18 May 2024 1997 IMO Problems (hist) [124 bytes] Arcticturn (talk | contribs) (Created page with "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>")
- 16:10, 15 May 2024 2025 AMC 8 Problems/Problem 12 (hist) [9 bytes] Calculuslover (talk | contribs) (Created page with "wait what")
- 19:12, 13 May 2024 2024 AIME I Math Jam Transcript (hist) [117 bytes] Zhenghua (talk | contribs) (Created page with "To find the Math Jam Transcript, visit this link https://artofproblemsolving.com/school/mathjams-transcripts?id=682")
- 10:55, 10 May 2024 Product-to-sum and Sum-to-Product identities (hist) [1,012 bytes] Shadow sniper (talk | contribs) (Created page with "==Sum-to-Product identities== Here are the sum-to-product identities: \begin{align*} \sin (x) + \sin (y) &= 2 \sin \left(\frac{x + y}{2}\right) \cos \left(\frac{x - y}{2}\rig...")
- 14:53, 8 May 2024 Mock AIME 2 2010 Problems/Problem 10 (hist) [71 bytes] Gmathperezl152 (talk | contribs) (Created page with "What is the smallest possible value of x such that 2x^2+24x-60=x(x+13)?")
- 00:16, 8 May 2024 Luckypotatopoo (hist) [148 bytes] Luckypotatopoo (talk | contribs) (Created page with "User luckypotatopoo is orz. His FTW rating is 143469, he was awarded an IMO gold medal, and he has contributed information on many AOPS pages. ORZ!!")
- 19:22, 7 May 2024 Chain (hist) [58 bytes] Zhenghua (talk | contribs) (Created page with "A chain is a sequence of items that are connected somehow.")
- 14:55, 6 May 2024 Time (Python) (hist) [925 bytes] Solver-of-problems (talk | contribs) (→Time Module(Python))
- 17:39, 5 May 2024 2004 IMO Shortlist Problems/G1 (hist) [544 bytes] Dr.poe98 (talk | contribs) (Created page with "1. Let <math>ABC</math> be an acute-angled triangle with <math>AB\neq AC</math>. The circle with diameter <math>BC</math> intersects the sides <math>AB</math> and <math>AC</ma...")
- 06:14, 5 May 2024 2001 Romanian NMO Problems/Grade 7/Problem 1 (hist) [1 byte] Fawad-a.k (talk | contribs) (Created page with "f")
- 12:18, 2 May 2024 2023 IOQM/Problem 11 (hist) [1,482 bytes] L13832 (talk | contribs) (Created page with "==Problem== A positive integer <math>m</math> haas the property that <math>m^2</math> is expressible in the form <math>4n^2-5n+16</math>, where n is an integer. Find the maxim...")
- 11:49, 2 May 2024 2023 IOQM/Problem 22 (hist) [573 bytes] L13832 (talk | contribs) (Created page with "==Problem== In an equilateral triangle of side length 6, pegs are placed at the vertices and also evenly along each side at a distance of 1 from each other. Four distinct pegs...")
- 15:22, 1 May 2024 2023 IOQM/Problem 16 (hist) [1,230 bytes] L13832 (talk | contribs) (Created page with "==Problem== The sides of a convex hexagon <math>A_1A_2A_3A_4A_5A_6</math> are coloured red. Each of the diagonal of the hexagon is coloured red or blue. If N is the number of...")
- 09:45, 1 May 2024 Decembersnow13 (hist) [25 bytes] Decembersnow13 (talk | contribs) (Created page with "Decembersnow13 is amazing")
- 02:28, 1 May 2024 Monad (hist) [70 bytes] Yaoaops (talk | contribs) (Created page with "A '''monad''' is a monoid in the category of endofunctors.")
- 02:39, 30 April 2024 2019 AMC 10 (hist) [0 bytes] Glowworm (talk | contribs) (Never gonna give you up)
- 17:53, 29 April 2024 Lillian (hist) [29 bytes] Catcumber (talk | contribs) (Created page with "a plural 2 dimensional object")
- 23:34, 28 April 2024 2023 IOQM/Problem 12 (hist) [1,346 bytes] Iamactuallybadatmath (talk | contribs) (p₂ + 2p₁ - 3p₀ = 18)
- 23:34, 27 April 2024 PDoNot (hist) [846 bytes] Catcumber (talk | contribs) (Created page with "origins: unknown... or is it?")
- 22:12, 27 April 2024 2023 IOQM/Problem 7 (hist) [964 bytes] L13832 (talk | contribs) (Created page with "==Problem 7== Unconventional dice are to be designed such that the six faces are marked with numbers from <math>1</math> to <math>6</math> with <math>1</math> and <math>2</mat...")
- 22:10, 27 April 2024 2023 IOQM/Problem 8 (hist) [1,403 bytes] L13832 (talk | contribs) (Created page with "==Problem 8== Given a 2 x 2 tile and seven dominoes (2 x 1 tile), find the number of ways of tilling a 2 x 7 rectangle using some of these tiles. ==Solution== Let <math>a_n</m...")