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Mathematics
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Servaes
  • Member for 12 years, 7 months
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answer
119
Why do engineers use derivatives in discontinuous functions? Is it correct?
Aug 30, 2020
answer
34
To find all $n$ such that $(n-1)!+1$ is a perfect power of $n$
May 22, 2014
answer
34
What is the smallest integer greater than 1 such that $\frac12$ of it is a perfect square and $\frac15$ of it is a perfect fifth power?
Oct 29, 2018
question
33
Taking the automorphism group of a group is not functorial.
Nov 17, 2013
answer
25
How can I find integers which satisfy $\frac{150+n}{15+n}=m$?
Dec 11, 2018
answer
25
Can a group have a subgroup whose complement is closed under the group operation?
Jul 20
answer
24
Integral solutions of $a^{2} + a = b^{3} + b$
Sep 6, 2019
answer
21
Minesweeper probability
Aug 28, 2015
answer
19
Do cubics always have one real root?
Mar 10, 2019
answer
19
How many positive triples $(n,m,k)$ satisfy $n!+m!=2^k$
Apr 26, 2017
Top Meta posts
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Editing (and creating) seemingly useless tags
3
Examples of poor review audits
3
Returning lost reputation after removal of downvoted question or answer.
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71
Accused of cheating on a class that I passed a year ago. Can my "pass" be revoked? Could this missing prerequisite affect other classes I have passed?
16
Co-author uses ChatGPT for academic writing - is it ethical?
12
I drunkenly told a professor something fundamentally wrong about a friend's thesis work. Should I clarify and/or apologize?
10
How to deal with professors who don't follow the text
5
What is a "Safe Space"?