Exercise 2.15.
Figure out which colimits are van Kampen in the following categories:
The category \(\Set\) of sets, the category \(\An_{\leq n}\) of \(n\)-truncated animae;
A stable cocomplete category;
The opposite category \(\An\catop\).
Exercise 2.15.
Figure out which colimits are van Kampen in the following categories:
The category \(\Set\) of sets, the category \(\An_{\leq n}\) of \(n\)-truncated animae;
A stable cocomplete category;
The opposite category \(\An\catop\).