English

Base change along lax squares

Category Theory 2020-04-01 v2

Abstract

In this note we present a recipe which transforms any pull-push along a span of categories into a push-pull along a cospan and vice versa, based on a theorem from Guitart.

Cite

@article{arxiv.2003.11541,
  title  = {Base change along lax squares},
  author = {Brice Le Grignou and Damien Lejay},
  journal= {arXiv preprint arXiv:2003.11541},
  year   = {2020}
}

Comments

Article turned into a note

R2 v1 2026-06-23T14:27:10.240Z