User Harry Gindi

4 votes

History of classifying spaces

answered Jan 17, 2011 at 13:52

4 votes

Brown representability beyond CW complexes

answered Nov 27, 2010 at 16:13

4 votes

Derived functor

answered Nov 30, 2010 at 9:52

4 votes

Geometric models for classifying spaces of a group

answered Oct 29, 2010 at 3:25

4 votes

Video lectures of mathematics courses available online for free

answered Dec 6, 2018 at 11:59

4 votes

Accepted

Need help understanding comment in Higher Topos Theory

answered Jan 11, 2019 at 21:16

4 votes

Link between homotopy equivalence of simplicial sets and categorical equivalences

answered Jan 3, 2019 at 19:21

4 votes

Inequivalent compact closed symmetric monoidal structures on the same category

answered Sep 1, 2018 at 18:14

4 votes

Accepted

Simplicial nerve functor commutes with opposites

answered Aug 15, 2018 at 0:12

4 votes

$\omega$-nerve versus $\Theta$-nerve

answered Jul 30, 2017 at 15:42

4 votes

Simple adjective for "of the size of a proper class"?

answered Mar 9, 2011 at 0:35

4 votes

Favorite popular math book

answered Jan 7, 2010 at 13:54

4 votes

On limits and Colimits

answered Dec 12, 2009 at 12:45

4 votes

visualizing what's going on in based homotopy theory, et al.

answered Feb 15, 2010 at 9:56

4 votes

A single paper everyone should read?

answered Feb 15, 2010 at 17:39

3 votes

Accepted

Is there formal definition of universal quantification?

answered Feb 22, 2010 at 22:45

3 votes

Contractability of Exotic R^4s

answered Apr 15, 2010 at 6:26

3 votes

Undiscovered for a long time before it is realised it is the same concept developed under different names.

answered Jun 28, 2010 at 15:56

3 votes

Learning Topology

answered Dec 10, 2009 at 12:07

3 votes

Definition of étale for rings

answered Dec 10, 2009 at 13:30

3 votes

What roles do "base change" play in algebraic geometry?

answered Jan 7, 2010 at 22:50

3 votes

Fun applications of representations of finite groups

answered Jan 14, 2010 at 23:09

3 votes

Accepted

A "join" of ω-categorical simplices

answered Dec 11, 2011 at 1:50

3 votes

Accepted

Why is the Street nerve of the Gray tensor product $[1]\otimes [1]$ isomorphic to $[1]\times [1]$

answered Jan 3, 2012 at 13:21

3 votes

Excellent monoidal model categories admit enriched fibrant replacement functors?

answered Aug 23, 2018 at 14:20

3 votes

Stacks for a string theory student

answered Nov 8, 2020 at 1:47

3 votes

Existence of finite limits of quasi-coherent modules on a scheme

answered Aug 23, 2020 at 19:43

3 votes

Accepted

Morphisms of $\infty$-groupoids

answered Sep 24, 2020 at 18:10

3 votes

Accepted

What can be an appropriate notion of principal bundle over a category (with an appropriate notion of local trivialisation)?

answered May 17, 2020 at 9:20

3 votes

Accepted

Are semisimplicial hypercoverings in a hypercomplete $\infty$-topos effective?

answered May 31, 2019 at 7:42

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172 Answers

History of classifying spaces

Brown representability beyond CW complexes

Derived functor

Geometric models for classifying spaces of a group

Video lectures of mathematics courses available online for free

Need help understanding comment in Higher Topos Theory

Link between homotopy equivalence of simplicial sets and categorical equivalences

Inequivalent compact closed symmetric monoidal structures on the same category

Simplicial nerve functor commutes with opposites

$\omega$-nerve versus $\Theta$-nerve

Simple adjective for "of the size of a proper class"?

Favorite popular math book

On limits and Colimits

visualizing what's going on in based homotopy theory, et al.

A single paper everyone should read?

Is there formal definition of universal quantification?

Contractability of Exotic R^4s

Undiscovered for a long time before it is realised it is the same concept developed under different names.

Learning Topology

Definition of étale for rings

What roles do "base change" play in algebraic geometry?

Fun applications of representations of finite groups

A "join" of ω-categorical simplices

Why is the Street nerve of the Gray tensor product $[1]\otimes [1]$ isomorphic to $[1]\times [1]$

Excellent monoidal model categories admit enriched fibrant replacement functors?

Stacks for a string theory student

Existence of finite limits of quasi-coherent modules on a scheme

Morphisms of $\infty$-groupoids

What can be an appropriate notion of principal bundle over a category (with an appropriate notion of local trivialisation)?

Are semisimplicial hypercoverings in a hypercomplete $\infty$-topos effective?