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Zhen Lin
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All Questions Answers
Score Newest
question
31
What is the theory of local rings and local ring homomorphisms?
Feb 28, 2012
question
24
Is there a good general definition of "sheaves with values in a category"?
Apr 5, 2021
question
23
Are there axioms satisfied in commutative rings and distributive lattices but not satisfied in commutative semirings?
Sep 10, 2020
answer
23
Axiom of choice as zero dimensionality
Dec 30, 2015
answer
22
Can the Category of Schemes be Concretized?
Mar 18, 2014
answer
21
Sheaf-theoretic approach to forcing
Mar 4, 2021
answer
21
Is the category commutative monoids cartesian closed?
Jul 12, 2013
answer
21
When is the opposite of the category of algebras of a Lawvere theory extensive?
Dec 29, 2021
answer
19
Is there a monad on Set whose algebras are Tychonoff spaces?
Jun 28, 2013
question
19
The $(\infty, 1)$-category of all topological spaces, including the bad ones
Feb 5
Top network posts
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100
What concept does an open set axiomatise?
85
Sheaf cohomology: what is it and where can I learn it?
69
Why did my friend lose all his money?
67
Simplicial homology of real projective space by Mayer-Vietoris
53
Why is the category of fields seemingly so poorly behaved?

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