Question

An interesting combinatorial property

score 105 · Answer 1 · 2026-03-25 21:45:02

105

Views

An interesting combinatorial property

Published on 25 Mar 2026 - 21:45

score 65 · Answer 2 · 2026-03-27 00:04:54

65

Views

Estimation of order of sum-covering subset

Published on 27 Mar 2026 - 0:04

score 207 · Answer 3 · 2021-07-23 08:23:34

207

Views

Help in probabilistic proof of the Caro-Wei theorem

Published on 23 Jul 2021 - 8:23

score 34 · Answer 4 · 2021-08-01 17:33:07

34

Views

Show $0.35\left(\frac{2 a}{c}\right)^{a /(a-1)} \exp \left(-\frac{2}{a-1}\right) \frac{c}{2a} \to 0$, for $a(n)\geq 1.1, c(n)=$ $o(a n^{1-1 / a})$.

Published on 01 Aug 2021 - 17:33

score 367 · Answer 5 · 2026-02-23 13:05:02

367

Views

Is this a strict Lower bound on the amount of numbers less than x but coprime to y?

Published on 23 Feb 2026 - 13:05

score 86 · Answer 6 · 2021-09-08 12:15:01

86

Views

Show that $G_{n,p}$ does not contain a certain subgraph.

Published on 08 Sep 2021 - 12:15

score 50 · Answer 7 · 2021-09-11 21:50:36

50

Views

Number of triangles in an $(n, n / 2,2 \sqrt{n})$-expander

Published on 11 Sep 2021 - 21:50

score 80 · Answer 8 · 2026-03-27 00:05:49

80

Views

Is Jensen's inequality being used in the conclusion of the proof of the Vapnik-Chervonenkis inequality?

Published on 27 Mar 2026 - 0:05

score 139 · Answer 9 · 2021-10-10 17:37:45

139

Views

Alon and Frankl Disjoint Pairs

Published on 10 Oct 2021 - 17:37

score 7.3k · Answer 10 · 2021-10-13 16:58:06

7.3k

Views

Moment Generating Function (MGF) of Hypergeometric Distribution is No Greater Than MGF of Binomial Distribution with the Same Mean

Published on 13 Oct 2021 - 16:58

score 124 · Answer 11 · 2021-10-14 13:04:00

124

Views

Probability of hamming distance smaller or equal than d of two strings with k 1-bits

Published on 14 Oct 2021 - 13:04

score 70 · Answer 12 · 2021-11-11 14:10:22

70

Views

Probability of $K_{a, b}$ being monochromatic

Published on 11 Nov 2021 - 14:10

score 103 · Answer 13 · 2021-11-12 01:33:46

103

Views

What even is a vertex Lipschitz condition?

Published on 12 Nov 2021 - 1:33

score 70 · Answer 14 · 2021-11-24 06:54:08

70

Views

Prove there are at least $2$ lines with the property that each of them divides the plane into $2$ regions with the same number of red and blue points.

Published on 24 Nov 2021 - 6:54

score 63 · Answer 15 · 2021-12-01 04:21:12

63

Views

How to generate a random preference relation on a finite set uniformly?

Published on 01 Dec 2021 - 4:21

List Question

An interesting combinatorial property

Estimation of order of sum-covering subset

Help in probabilistic proof of the Caro-Wei theorem

Show $0.35\left(\frac{2 a}{c}\right)^{a /(a-1)} \exp \left(-\frac{2}{a-1}\right) \frac{c}{2a} \to 0$, for $a(n)\geq 1.1, c(n)=$ $o(a n^{1-1 / a})$.

Is this a strict Lower bound on the amount of numbers less than x but coprime to y?

Show that $G_{n,p}$ does not contain a certain subgraph.

Number of triangles in an $(n, n / 2,2 \sqrt{n})$-expander

Is Jensen's inequality being used in the conclusion of the proof of the Vapnik-Chervonenkis inequality?

Alon and Frankl Disjoint Pairs

Moment Generating Function (MGF) of Hypergeometric Distribution is No Greater Than MGF of Binomial Distribution with the Same Mean

Probability of hamming distance smaller or equal than d of two strings with k 1-bits

Probability of $K_{a, b}$ being monochromatic

What even is a vertex Lipschitz condition?

Prove there are at least $2$ lines with the property that each of them divides the plane into $2$ regions with the same number of red and blue points.

How to generate a random preference relation on a finite set uniformly?

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