Question

Finding rational polynomial functions that satisfy a certain equation to help solve wealthy gambler race problems

score 154 · Answer 1 · 2026-03-29 18:32:21

154

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Finding rational polynomial functions that satisfy a certain equation to help solve wealthy gambler race problems

Published on 29 Mar 2026 - 18:32

score 267 · Answer 2 · 2026-03-28 15:35:50

267

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Sum of binomial coefficients, with alternate signs, congruent two or zero modulo four

Published on 28 Mar 2026 - 15:35

score 988 · Answer 3 · 2026-03-29 20:20:46

988

Views

Taking derivatives of a power series

Published on 29 Mar 2026 - 20:20

score 130 · Answer 4 · 2026-03-26 12:37:04

130

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An identity involving binomial coefficients and Stirling numbers of both kinds

Published on 26 Mar 2026 - 12:37

score 271 · Answer 5 · 2026-03-25 21:48:46

271

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Sum of positive elements divided by their "weighted" product - inequality

Published on 25 Mar 2026 - 21:48

score 110 · Answer 6 · 2026-03-25 01:29:07

110

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If $P(\max_{n \leq i \leq j \leq k \leq m} \min \{|S_i - S_j|, |S_k - S_j|\} \geq \lambda)$ is bounded appropriately, does $\sum \xi_j$ converge a.s.?

Published on 25 Mar 2026 - 1:29

score 1.1k · Answer 7 · 2026-03-28 15:36:40

1.1k

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Proof of $\sum_{k=0}^m \binom{n}{k}(-1)^k = (-1)^m \binom{n-1}{m}$ for $n > m \geq 0$

Published on 28 Mar 2026 - 15:36

score 64 · Answer 8 · 2019-01-11 14:32:21

64

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Simplify the following multiple summations

Published on 11 Jan 2019 - 14:32

score 775 · Answer 9 · 2026-03-27 07:57:14

775

Views

Summation over an Event given Conditional Probability

Published on 27 Mar 2026 - 7:57

score 2.1k · Answer 10 · 2019-01-12 19:10:37

2.1k

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How to determine the general formula for a summation?

Published on 12 Jan 2019 - 19:10

score 556 · Answer 11 · 2026-03-25 12:46:24

556

Views

Expression for sum of $n$ exponentials

Published on 25 Mar 2026 - 12:46

score 52 · Answer 12 · 2019-01-13 16:55:45

52

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Can anyone explain how this summation was simplified/rearranged? I can't for the life of me follow the steps

Published on 13 Jan 2019 - 16:55

score 164 · Answer 13 · 2026-03-28 15:35:51

164

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A question about combinatorics: $\sum_{\substack{0\le k\le n\\ k\text{ even}}}\frac1{k+1}\binom nk$

Published on 28 Mar 2026 - 15:35

score 98 · Answer 14 · 2026-03-26 11:18:09

98

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Find closed form of sum of fraction of binomial coefficients

Published on 26 Mar 2026 - 11:18

score 71 · Answer 15 · 2026-03-29 20:45:47

71

Views

Sum of a combination

Published on 29 Mar 2026 - 20:45

List Question

Finding rational polynomial functions that satisfy a certain equation to help solve wealthy gambler race problems

Sum of binomial coefficients, with alternate signs, congruent two or zero modulo four

Taking derivatives of a power series

An identity involving binomial coefficients and Stirling numbers of both kinds

Sum of positive elements divided by their "weighted" product - inequality

If $P(\max_{n \leq i \leq j \leq k \leq m} \min \{|S_i - S_j|, |S_k - S_j|\} \geq \lambda)$ is bounded appropriately, does $\sum \xi_j$ converge a.s.?

Proof of $\sum_{k=0}^m \binom{n}{k}(-1)^k = (-1)^m \binom{n-1}{m}$ for $n > m \geq 0$

Simplify the following multiple summations

Summation over an Event given Conditional Probability

How to determine the general formula for a summation?

Expression for sum of $n$ exponentials

Can anyone explain how this summation was simplified/rearranged? I can't for the life of me follow the steps

A question about combinatorics: $\sum_{\substack{0\le k\le n\\ k\text{ even}}}\frac1{k+1}\binom nk$

Find closed form of sum of fraction of binomial coefficients

Sum of a combination

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