List questions from multinomial-coefficients

Published on 09 Apr 2026 - 7:32

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Combinatorics with arrangements of the word UNIVERSALLY

Published on 25 Mar 2026 - 7:45

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In probability, Is there a relation between k-permutations and the multinomial coefficient ?

Published on 25 Mar 2026 - 7:40

53

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Maxima and Minima of sinusoidal harmonics with unequal co-efficients

Published on 25 Mar 2026 - 7:48

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Is there a trick to compute this multinomial-looking sum?

Published on 25 Mar 2026 - 7:41

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How can one calculate the distribution of this "multinomial" analog of the geometric distribution?

Published on 25 Mar 2026 - 7:44

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Expansion of the cube of the sum of N numbers

Published on 25 Mar 2026 - 6:22

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Sum of multinomial coefficients

Published on 27 Mar 2026 - 5:53

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Upper bound for the sum $\left|\sum_{i=1}^N x_i\right|^p$

Published on 25 Mar 2026 - 7:43

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Counting ways to divide $10$ kids into $2$ teams of $5$. Why divide by $2!\,$?

Published on 25 Mar 2026 - 7:44

229

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How to expand product of $n$ factors.

Published on 10 Apr 2026 - 17:28

167

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Proof of a Binomial expression summation

Published on 25 Mar 2026 - 10:58

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Is $E[g(x_i)g(x_j)]=E[g(x_i)]\,E[g(x_j)]$, for $x_i$ multinomial?

Published on 25 Mar 2026 - 7:43

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Let n belongs to +ve integer and $(1+x+x^2)^n=\sum_{r=0}^{2n} {a_rx^r}$ prove that: $a_r=a_{0<r<2n}$

Published on 29 Apr 2026 - 12:50

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Runtime of computing the coefficient of a product of multinomials?

Published on 16 Apr 2026 - 4:02

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Question regarding $C(n)$ and $B(n)$ in Hanson's proof that $\prod\limits_{p^a \le n} p < 3^n$

Combinatorics with arrangements of the word UNIVERSALLY

In probability, Is there a relation between k-permutations and the multinomial coefficient ?

Maxima and Minima of sinusoidal harmonics with unequal co-efficients

Is there a trick to compute this multinomial-looking sum?

How can one calculate the distribution of this "multinomial" analog of the geometric distribution?

Expansion of the cube of the sum of N numbers

Sum of multinomial coefficients

Upper bound for the sum $\left|\sum_{i=1}^N x_i\right|^p$

Counting ways to divide $10$ kids into $2$ teams of $5$. Why divide by $2!\,$?

How to expand product of $n$ factors.

Proof of a Binomial expression summation

Is $E[g(x_i)g(x_j)]=E[g(x_i)]\,E[g(x_j)]$, for $x_i$ multinomial?

Let n belongs to +ve integer and $(1+x+x^2)^n=\sum_{r=0}^{2n} {a_rx^r}$ prove that: $a_r=a_{0<r<2n}$

Runtime of computing the coefficient of a product of multinomials?

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