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Member for 8 years, 9 months
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general-topology

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Questions

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68

How and why does Grothendieck's work provide tools to attack problems in number theory?

Oct 10, 2015

39

Grothendieck's yoga of six operations - in relatively basic terms?

Jul 6, 2015

31

How different can equivalent categories be?

Sep 12, 2015

27

How does the internal language of a topos come to be?

Dec 14, 2015

19

Quasicoherent sheaves as smallest abelian category containing locally free sheaves

Aug 17, 2015

Answers

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8

Implications of the difference between $\sigma$ algebra and topology?

Oct 11, 2017

8

Rigorous text book on algebraic topology

Sep 4, 2016

7

Submersion with compact level sets is a fiber bundle

May 7, 2019

5

When are polynomial maps open or closed?

Jun 11, 2019

5

In a topos, is the category of internal $R$-modules abelian for $R$ commutative and unitary?

Sep 29, 2016

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general-topology

28

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63

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category-theory

21

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146

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differential-geometry

15

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49

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algebraic-geometry

11

Score

67

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commutative-algebra

10

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72

posts

Reputation

+10

Why don't we define arclength via intrinsic polygonal approximation?

+10

What is the geometric meaning of representability?

+10

Relative chinese remainder theorem and the lattice of ideals

+10

How different can equivalent categories be?

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