List questions from faq

Published on 25 Jun 2015 - 10:59

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Summation Theorem how to get formula for exponent greater than 3

Published on 08 Jul 2015 - 0:25

973

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Alternate ways to prove that $4$ divides $5^n-1$

Published on 03 Aug 2015 - 22:19

627

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Proving $n! > n^3$ for all $n > a$

Published on 06 Oct 2015 - 3:15

23.6k

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Proof of the hockey stick/Zhu Shijie identity $\sum\limits_{t=0}^n \binom tk = \binom{n+1}{k+1}$

Published on 21 Oct 2015 - 14:46

133

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Sterling Numbers of The Second Kind With Limitations Placed on Boxes/Parts

Published on 30 Oct 2015 - 2:45

305

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Closed form for $\sum_{n=0}^{\infty} \binom{n+k}{k} x^n$ (Negative Binomial Theorem)

Published on 09 Dec 2015 - 21:12

900

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How Do I Compute the Eigenvalues of a Small Matrix?

Published on 20 Dec 2015 - 23:41

1.4k

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Find $6^{1000} \mod 23$

Published on 15 Jan 2016 - 8:57

7.3k

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Eigenvalues of the principal submatrix of a Hermitian matrix

Published on 24 Feb 2016 - 10:27

34k

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About $\lim \left(1+\frac {x}{n}\right)^n$

Published on 11 Apr 2013 - 22:40

84.8k

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Overview of basic results about images and preimages

Published on 12 Apr 2013 - 18:02

1.7k

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Rigorous proof that $\int_{\Omega}X\;dP=\int_{-\infty}^{\infty}xf(x)\;dx$

Published on 26 May 2013 - 6:22

4.8k

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Showing that $a^n - 1 \mid a^m - 1 \iff n \mid m$

Published on 07 Jun 2013 - 1:14

33.4k

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Overview of basic facts about Cauchy functional equation

Published on 18 Jun 2013 - 10:43

List Question

Volume of the intersection of two cylinders

Summation Theorem how to get formula for exponent greater than 3

Alternate ways to prove that $4$ divides $5^n-1$

Proving $n! > n^3$ for all $n > a$

Proof of the hockey stick/Zhu Shijie identity $\sum\limits_{t=0}^n \binom tk = \binom{n+1}{k+1}$

Sterling Numbers of The Second Kind With Limitations Placed on Boxes/Parts

Closed form for $\sum_{n=0}^{\infty} \binom{n+k}{k} x^n$ (Negative Binomial Theorem)

How Do I Compute the Eigenvalues of a Small Matrix?

Find $6^{1000} \mod 23$

Eigenvalues of the principal submatrix of a Hermitian matrix

About $\lim \left(1+\frac {x}{n}\right)^n$

Overview of basic results about images and preimages

Rigorous proof that $\int_{\Omega}X\;dP=\int_{-\infty}^{\infty}xf(x)\;dx$

Showing that $a^n - 1 \mid a^m - 1 \iff n \mid m$

Overview of basic facts about Cauchy functional equation

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