### Séminaire Itinérant de Catégories

#### Posted by Urs Schreiber

This Saturday, March 13, at Paris Diderot takes place the next

*Séeminaire Itinérant de Catégories*(pdf announcement and schedule)

Among the speakers and talks on higher category theory are

and

- Dimitri Ara, on the definition of weak ∞-groupoid from Grothendieck’s Pursuing Stacks

Grothendieck’s original take at the homotopy hypothesis has recently attracted renewed attention. $n$Café readers ask me to ask you if anyone attending the seminar might report on what Ara has to say on this here on the blog – or better yet fill in some remarks at nLab: ∞-groupoid

Posted at March 11, 2010 10:10 AM UTC