Mathematics
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Maman
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Curious about all mathematics and all of its domains !

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question
12
Prove that $\frac{(p^{n}-1)(p^{n}-p).....(p^{n}-p^{n-1})}{n!} \in \mathbb{N}$ with $p$ a prime number and $n \in \mathbb{N}$
Dec 11, 2014
question
8
How to prove that $x^{-1}+y^{-1}+z^{-1} \ne 0$?
Mar 25, 2017
question
7
Is this statement about roots of polynomials well-known?
May 25
question
6
Determine the iterated sum of the digits of $88^{88}$?
Aug 31, 2016
question
6
Prove that $\binom{k+l}{l}$ divides $\binom{2k}{k}\binom{2l}{l}$?
Aug 31, 2016
question
5
Prove that if $\gcd(a,b)=\gcd(b,c)=\gcd(a,c)=1$ then $\gcd(bc,ac,ab)=1$?
Sep 17, 2016
question
5
Generalization of Lagrange's theorem $(1768)$?
Sep 28, 2016
question
5
Prove that this set is compact?
Nov 22, 2016
question
5
Comparing $\phi(\phi(n))$ and the number of elements in $(\mathbb{Z}/\phi(n)\mathbb{Z})^{\times}$ of order $\le \log(n)$
Oct 18, 2017
question
5
How to solve the ODE using Newton's method?
Apr 27, 2018

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