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  • Member for 6 years, 8 months
  • Last seen more than 1 year ago
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question
13
Can one recover an algebraically closed field $k$ from the dots and arrows of its category of finitely generated $k$-algebras?
Nov 19, 2018
answer
12
How to explain to an engineer what algebraic geometry is?
Nov 18, 2018
question
8
Can one determine the trace map for a nonsingular projective variety explicitly?
Oct 19, 2019
question
7
Largest number of points one can pick in finite projective space without getting three on a line
Aug 14, 2017
question
7
When does group cohomology $H^1(G,M)$ depend only on the image of $G$ in Aut($M$)?
Jan 28, 2020
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18
What is the geometric intuition for the $\bar \partial$-Poincare lemma, or for $\bar \partial$ more generally?
11
If $R$ is a commutative ring with identity then $R[x_1, x_2, ..., x_n]$ is not a P.I.D.?
8
Applications of model theory - where are the sheaves?
6
What examples, exercises, topics, etc should I treat when teaching category theory to non-math people?