Mathematics
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Nighty
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I am a starter in analysis, abstract algebra, probability theory and operations research. Feel free to leave me any comments in my post!:)

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All Questions Answers
Score Newest
question
7
Permutation of multiset
Sep 16, 2015
question
7
Product of reduced row-echelon matrices is also reduced row-echelon
Jun 2, 2015
question
7
Prove that stabilizer subgroups of G are conjugate to each other
Nov 10, 2014
question
5
Removing balls from an urn in pairs: expected number of pairs in which both are red
Oct 5, 2014
answer
5
If A = BCD show that $C^{-1}$ = $DA^{-1}B$
Oct 29, 2014
question
5
Convergence of iteration scheme of solving matrix equations
Apr 13, 2016
answer
4
Proving that $\sqrt{x^2+1}+x>0$ for all $x$
Mar 19, 2022
answer
4
One root of the equation $x^2 + px + q = 0$ is $n$ times the other
Mar 6, 2022
question
4
$\bar S$ is the smallest closed subsets of $X$ which contains $S$
Sep 23, 2014
question
4
Show that $[0,1] \cap \mathbb{Q}$ is not compact in $[0,1]$
Oct 7, 2014

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