Decorated cospans via the Grothendieck construction

Evan Patterson

Tue Aug 08 2023

Building on the double Grothendieck construction introduced last time, we explain how decorated cospans are instance of the Grothendieck construction. This perspective suggests a natural generalization of decorated cospans, which we illustrate through several examples.

---

This is a companion discussion topic for the original entry at https://www.epatters.org/post/decorated-cospans-via-grothendieck