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Mathematics
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Dinisaur's user avatar
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Dinisaur
  • Member for 7 years, 9 months
  • Last seen more than a week ago
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9
Frobenius morphisms of a scheme
May 5, 2017
7
What is the universal cover of SL(2,R)?
Dec 16, 2020
6
Understanding the geometry of the cross $\operatorname{Spec}(k[x,y]/(xy))$
Apr 3, 2017
6
Exponential map in the Lie vs. Riemannian category
Feb 23, 2021
5
Number of groups with a bounded short presentation
Nov 2, 2023
5
Who said (a variation of) this? "Mathematics didn't teach me how to reason correctly, but [...] how easy it is to make an error when reasoning."
Nov 21, 2018
4
Minimal length in the free homotopy class as translation length
Oct 19, 2023
4
An easy example of a non-quasiconvex subgroup
Apr 8, 2021
3
Sheafification as a limit
Feb 3, 2017
3
Short exact sequence of groups acting on a space
Dec 1, 2020
Top network posts
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23
What would happen if I put an Immovable Rod (or in general an object) into a closing portal?
13
What happens when polymorph ends in a demiplane that is too small for the creature?
7
Was the heart of the buddhist monk Quảng Đức intact after cremation?