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Mathematics
Sean Eberhard's user avatar
Sean Eberhard's user avatar
Sean Eberhard's user avatar
Sean Eberhard
  • Member for 12 years, 5 months
  • Last seen this week
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About

My hobbies include doing research mathematics, doing elementary mathematics, writing things in latex, cooking, correcting grammar, and being skeptical. Fortunately there is a stackexchange website for each of these compulsions.

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36
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Top posts
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35
If $a^2$ divides $b^2$, then $a$ divides $b$
Aug 15, 2012
23
ord $(b)|\max\{\text{ord}(g)|g\in G\}$ for all $b\in G\,$ a finite abelian group
Sep 6, 2012
21
Difference between pushforward and differential
Sep 10, 2012
18
$K_6$ contains at least two monochromatic $K_3$ graphs.
Sep 30, 2013
16
Haar's theorem for the rotation-invariant distribution on the sphere
Mar 12, 2015
15
Seating of $n$ people with tickets into $n+k$ chairs with 1st person taking a random seat
Mar 18, 2013
15
Test if a finite group is a symmetric group algorithmically
Nov 28, 2023
15
Show that $ \lim\limits_{n\to\infty}\frac{1}{n}\sum\limits_{k=0}^{n-1}e^{ik^2}=0$
Feb 8, 2016
12
Why is this sequence of functions not uniformly convergent?
Aug 23, 2012
11
Lower central series of a free group
Apr 16, 2013
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27
Function that produces primes
23
morphism from a compact group to Z ?
22
Possible limits of $(1/n) \sum_{k=0}^{n-1} e^{i2\pi \cdot 2^k\alpha}$
22
Probability of satisfying a word in a compact group
22
A rather curious identity on sums over triple binomial terms