Skip to main content
Search type Search syntax
Tags [tag]
Exact "words here"
Author user:1234
user:me (yours)
Score score:3 (3+)
score:0 (none)
Answers answers:3 (3+)
answers:0 (none)
isaccepted:yes
hasaccepted:no
inquestion:1234
Views views:250
Code code:"if (foo != bar)"
Sections title:apples
body:"apples oranges"
URL url:"*.example.com"
Saves in:saves
Status closed:yes
duplicate:no
migrated:no
wiki:no
Types is:question
is:answer
Exclude -[tag]
-apples
For more details on advanced search visit our help page
Results tagged with
Search options not deleted user 123439

For questions involving one or more categorical dimensions, or involving homotopy coherent categorical structures.

13 votes
2 answers
2k views

Why do we care about $(\infty,2)$-categories?

crossposted from MSE as suggested by Igor Sikora Homotopy theory provides much motivation for studying $(\infty,1)$-categories in their relations to homotopical algebra, derived geometry, stable homot …
Daniel Teixeira's user avatar
12 votes
1 answer
456 views

Is the Grothendieck construction a homotopy pullback?

The category of elements of a functor $F:\mathcal C\to\mathsf{Set}$ can be obtained as the strict pullback in with the forgetful functor of pointed sets $\mathsf{Set_*}\to\mathsf{Set}$: $$ \begin{arra …
Daniel Teixeira's user avatar