Skip to main content

All Questions

Filter by
Sorted by
Tagged with
21 votes
3 answers
2k views

What is the precise relationship between groupoid language and noncommutative algebra language?

I have sitting in front of me two 2-categories. On the left, I have the 2-category GPOID, whose: objects are groupoids; 1-morphisms are (left-principal?) bibundles; 2-morphisms are bibundle ...
Theo Johnson-Freyd's user avatar