Mathematics
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Qudit
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My favorite answer so far: Outer automorphisms of the infinite symmetric group

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All Questions Answers
Score Newest
answer
28
What is an interpretation of the matrix exponential?
Nov 1, 2017
answer
19
In a finite field, is there ever a homomorphism from the additive group to the multiplicative group?
Feb 18, 2015
answer
15
Are there rings whose multiplicative identity is not the number 1 or number 1-based?
May 3, 2015
answer
13
Given $x^9 = e$ and $x^{11} = e$ prove $x = e$.
Mar 18, 2017
answer
10
Do $e$ and $\pi$ satisfy a non-trivial diophantine equation?
Nov 12, 2017
answer
10
What is the mathematical meaning of the 'construction'?
Nov 18, 2017
answer
9
A positive sequence must monotonically converges for large enough index.
Mar 18, 2017
question
9
Complexity of testing if a binary operation is a group
Nov 8, 2017
answer
8
Outer automorphisms of the infinite symmetric group
Mar 5, 2015
answer
6
For what values n is the group $S_n$ cyclic.
Mar 12, 2015
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Why isn't more being done to avoid facilitating copy/paste homework questions?
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Titanium Carabiner: what is its ideal use case?
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Is liquid cooling necessary for high CPU performance over extended periods?
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19
Open a file with su/sudo inside Emacs
16
Why do elisp files have end of file comments?

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