Question

Prove Pascal's formula by induction

score 2.9k · Answer 1 · 2019-09-19 20:16:42

2.9k

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Prove Pascal's formula by induction

Published on 19 Sep 2019 - 20:16

score 114 · Answer 2 · 2026-03-25 03:20:37

114

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Checking understanding using multiple ways to calculate a 2 pair in 5 card hand of poker

Published on 25 Mar 2026 - 3:20

score 2.9k · Answer 3 · 2019-09-21 23:01:29

2.9k

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Prove that the sum in each row of a Pascal triangle is double that of the previous row

Published on 21 Sep 2019 - 23:01

score 184 · Answer 4 · 2019-09-22 00:21:46

184

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Calculating partial sum of binomial coefficients fast

Published on 22 Sep 2019 - 0:21

score 60 · Answer 5 · 2026-04-02 09:29:12

60

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Is this a valid operation on binomial coefficients?

Published on 02 Apr 2026 - 9:29

score 602 · Answer 6 · 2026-03-28 01:18:45

602

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Two Poisson processes - conditional on total events, number of events from first.

Published on 28 Mar 2026 - 1:18

score 64 · Answer 7 · 2019-09-22 20:31:22

64

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How changing parameters on a sigma notation affects your position on Pascal's Triangle

Published on 22 Sep 2019 - 20:31

score 41 · Answer 8 · 2026-03-26 16:04:58

41

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Representation of $n$-th derivative as the sum

Published on 26 Mar 2026 - 16:04

score 112 · Answer 9 · 2026-03-28 04:42:15

112

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Simplify the following expression $\sum_{j=0}^n 2^n \binom{1/2}{n-j}\binom{j-1/2}{j}$

Published on 28 Mar 2026 - 4:42

score 563 · Answer 10 · 2019-09-25 16:52:04

563

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Alternating sum of binomial coefficients weighted with the some constant power of their index

Published on 25 Sep 2019 - 16:52

score 74 · Answer 11 · 2019-09-25 19:53:52

74

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find the limit $\lim_{n \to \infty} \sum_{k=n}^{5n} \binom{k-1}{n-1} (\frac{1}{5})^{n} (\frac{4}{5})^{k-n}$

Published on 25 Sep 2019 - 19:53

score 46 · Answer 12 · 2019-09-27 06:45:52

46

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set of 0-combination of $\{1,...,n\}$

Published on 27 Sep 2019 - 6:45

score 67 · Answer 13 · 2019-09-27 20:58:23

67

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Asymptotic estimate for sum of powers of binomial coefficients

Published on 27 Sep 2019 - 20:58

score 123 · Answer 14 · 2019-09-29 17:23:44

123

Views

Pascal triangle, binomial coefficients odd/even?

Published on 29 Sep 2019 - 17:23

score 29 · Answer 15 · 2019-09-29 17:31:41

29

Views

Probability of NOT getting dealt a room card in a 3-person game of Clue.

Published on 29 Sep 2019 - 17:31

List Question

Prove Pascal's formula by induction

Checking understanding using multiple ways to calculate a 2 pair in 5 card hand of poker

Prove that the sum in each row of a Pascal triangle is double that of the previous row

Calculating partial sum of binomial coefficients fast

Is this a valid operation on binomial coefficients?

Two Poisson processes - conditional on total events, number of events from first.

How changing parameters on a sigma notation affects your position on Pascal's Triangle

Representation of $n$-th derivative as the sum

Simplify the following expression $\sum_{j=0}^n 2^n \binom{1/2}{n-j}\binom{j-1/2}{j}$

Alternating sum of binomial coefficients weighted with the some constant power of their index

find the limit $\lim_{n \to \infty} \sum_{k=n}^{5n} \binom{k-1}{n-1} (\frac{1}{5})^{n} (\frac{4}{5})^{k-n}$

set of 0-combination of $\{1,...,n\}$

Asymptotic estimate for sum of powers of binomial coefficients

Pascal triangle, binomial coefficients odd/even?

Probability of NOT getting dealt a room card in a 3-person game of Clue.

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