Skip to main content

All Questions

Tagged with
Filter by
Sorted by
Tagged with
68 votes
4 answers
5k views

Why did Voevodsky consider categories "posets in the next dimension", and groupoids the correct generalisation of sets?

Earlier today, I stumbled upon this article written by V. Voevodsky about the "philosophy" behind the Univalent Foundations program. I had read it before around the time of his passing, and one ...
Soham Chowdhury's user avatar
0 votes
2 answers
822 views

Why study orbifolds? [closed]

Question is as in the title. Why study orbifolds? I study orbifolds as locally compact Hausdorff spaces $X$ having an orbifold structure, i.e., there exists an orbifold groupoid (proper foliatio. ...
Praphulla Koushik's user avatar