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7 April 2023
- 10:4110:41, 7 April 2023 diff hist −32 概率论与数理统计 (Spring 2023)/Problem Set 2 →Problem 2 (Distribution of random variable) current
- 10:4110:41, 7 April 2023 diff hist +164 概率论与数理统计 (Spring 2023)/Problem Set 2 →Problem 2 (Distribution of random variable)
- 10:3910:39, 7 April 2023 diff hist −168 概率论与数理统计 (Spring 2023)/Problem Set 2 →Problem 1 (Warm-up problems) Tag: Manual revert
- 10:3810:38, 7 April 2023 diff hist +168 概率论与数理统计 (Spring 2023)/Problem Set 2 →Problem 1 (Warm-up problems) Tag: Reverted
- 10:2110:21, 7 April 2023 diff hist +59 组合数学 (Spring 2023) →Lecture Notes
5 April 2023
- 10:3510:35, 5 April 2023 diff hist +3 概率论与数理统计 (Spring 2023) →Assignments
- 10:3510:35, 5 April 2023 diff hist −1 概率论与数理统计 (Spring 2023) →Assignments
- 10:3410:34, 5 April 2023 diff hist +4 概率论与数理统计 (Spring 2023) →Assignments
- 10:3410:34, 5 April 2023 diff hist +69 概率论与数理统计 (Spring 2023) →Assignments
- 10:2910:29, 5 April 2023 diff hist +42 概率论与数理统计 (Spring 2023) →Assignments
29 March 2023
- 14:2514:25, 29 March 2023 diff hist +19,696 N 组合数学 (Fall 2023)/Pólya's theory of counting Created page with "== Groups == A group <math>(G,\cdot)</math> is set <math>G</math> along with a binary operator <math>\cdot</math> which satisfies the following axioms: * ''closure'': <math>\forall g,h\in G, g\cdot h \in G</math>; * ''associativity'': <math>\forall f,g,h\in G, f\cdot(g\cdot h)=(f\cdot g)\cdot h</math>; * ''identity'': there exists a special element <math>e\in G</math>, called the '''identity''', such that <math>e\cdot g=g</math> for any <math>g\in G</math>; * ''inverse''..." current
- 14:2514:25, 29 March 2023 diff hist +105 组合数学 (Spring 2023) →Lecture Notes
- 14:2414:24, 29 March 2023 diff hist −33 概率论与数理统计 (Spring 2023)/Problem Set 2 No edit summary
24 March 2023
- 13:4713:47, 24 March 2023 diff hist +6 概率论与数理统计 (Spring 2023) →Lectures
- 13:4713:47, 24 March 2023 diff hist +1 概率论与数理统计 (Spring 2023) →Lectures
- 13:4613:46, 24 March 2023 diff hist +4 概率论与数理统计 (Spring 2023) →Lectures
- 13:4613:46, 24 March 2023 diff hist −4 概率论与数理统计 (Spring 2023) →Lectures
- 13:4613:46, 24 March 2023 diff hist 0 概率论与数理统计 (Spring 2023) →Lectures
- 13:4513:45, 24 March 2023 diff hist 0 概率论与数理统计 (Spring 2023) →Lectures
- 13:4413:44, 24 March 2023 diff hist +288 概率论与数理统计 (Spring 2023) →Lectures
23 March 2023
- 17:4117:41, 23 March 2023 diff hist −160 组合数学 (Fall 2023)/Generating functions →Expanding current
- 17:3917:39, 23 March 2023 diff hist −3 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:3917:39, 23 March 2023 diff hist −88 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:3817:38, 23 March 2023 diff hist −1 组合数学 (Fall 2023)/Generating functions →Solving the equation
- 17:3717:37, 23 March 2023 diff hist −111 组合数学 (Fall 2023)/Generating functions →Solving the equation
- 17:3717:37, 23 March 2023 diff hist +262 组合数学 (Fall 2023)/Generating functions →Solving the equation
- 17:3117:31, 23 March 2023 diff hist −1 组合数学 (Fall 2023)/Generating functions →Expanding Tag: Manual revert
- 17:3017:30, 23 March 2023 diff hist +1 组合数学 (Fall 2023)/Generating functions →Expanding Tag: Reverted
- 17:2917:29, 23 March 2023 diff hist −1 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:2617:26, 23 March 2023 diff hist +7 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:2417:24, 23 March 2023 diff hist +35 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:2317:23, 23 March 2023 diff hist +59 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:1617:16, 23 March 2023 diff hist +1 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:1517:15, 23 March 2023 diff hist +170 组合数学 (Fall 2023)/Generating functions →Expanding
- 17:0017:00, 23 March 2023 diff hist +2 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:5916:59, 23 March 2023 diff hist −2 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:5816:58, 23 March 2023 diff hist +197 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:5416:54, 23 March 2023 diff hist 0 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:5316:53, 23 March 2023 diff hist +6 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:5316:53, 23 March 2023 diff hist +207 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:4616:46, 23 March 2023 diff hist −1 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:4616:46, 23 March 2023 diff hist 0 组合数学 (Fall 2023)/Generating functions →Expanding
- 16:4516:45, 23 March 2023 diff hist +54 组合数学 (Fall 2023)/Generating functions →Solving the equation
- 13:2913:29, 23 March 2023 diff hist 0 组合数学 (Fall 2023)/Generating functions →Fibonacci numbers
- 08:1608:16, 23 March 2023 diff hist +47 组合数学 (Spring 2023) →Lecture Notes
22 March 2023
- 10:5910:59, 22 March 2023 diff hist 0 概率论与数理统计 (Spring 2023) →Lectures
- 10:5910:59, 22 March 2023 diff hist −10 概率论与数理统计 (Spring 2023) →Lectures
- 10:5910:59, 22 March 2023 diff hist +136 概率论与数理统计 (Spring 2023) →Lectures
16 March 2023
- 12:4612:46, 16 March 2023 diff hist +772 组合数学 (Spring 2023) →Concepts
- 12:4512:45, 16 March 2023 diff hist +33,970 N 组合数学 (Fall 2023)/Sieve methods Created page with "== Principle of Inclusion-Exclusion == Let <math>A</math> and <math>B</math> be two finite sets. The cardinality of their union is :<math>|A\cup B|=|A|+|B|-{\color{Blue}|A\cap B|}</math>. For three sets <math>A</math>, <math>B</math>, and <math>C</math>, the cardinality of the union of these three sets is computed as :<math>|A\cup B\cup C|=|A|+|B|+|C|-{\color{Blue}|A\cap B|}-{\color{Blue}|A\cap C|}-{\color{Blue}|B\cap C|}+{\color{Red}|A\cap B\cap C|}</math>. This is illu..." current