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KotelKanim
  • Member for 12 years, 11 months
  • Last seen more than 9 years ago
38 votes
1 answer
2k views

Is an affine fibration over an affine space necessarily trivial?

36 votes
5 answers
4k views

What is the general geometric interpretation of modules in algebraic geometry?

26 votes
6 answers
5k views

Is there a classification of open subsets of euclidean space up to homeomorphism?

22 votes
7 answers
9k views

What is a complex inner product space "really"?

11 votes
1 answer
4k views

Are there any finitely generated artinian modules that are not Noetherian?

10 votes
4 answers
2k views

Reference request: expository text on the structure of reductive groups over non-archimedean local fields

8 votes
3 answers
1k views

Reference request: Affine Grassmannian and G-bundles

7 votes
1 answer
846 views

Is there an underlying topological space for ind-schemes?

7 votes
4 answers
2k views

product of rings

6 votes
1 answer
447 views

A counter example in obstruction theory

5 votes
1 answer
1k views

What is the connection between direct/inverse image of set maps and direct/inverse image functors of sheaves?

5 votes
3 answers
229 views

two essentially different concretizaions

4 votes
1 answer
530 views

Representability of a certain group scheme quotient

1 vote
2 answers
455 views

Equivalence of homotopy categories and model structure theory