Bipullbacks of fractions and the snail lemma
Category Theory
2017-07-05 v1
Abstract
We establish conditions giving the existence of bipullbacks in bicategories of fractions. We apply our results to construct a - exact sequence associated with a fractor between groupoids internal to a pointed exact category.
Keywords
Cite
@article{arxiv.1707.00873,
title = {Bipullbacks of fractions and the snail lemma},
author = {P. -A. Jacqmin and S. Mantovani and G. Metere and E. M. Vitale},
journal= {arXiv preprint arXiv:1707.00873},
year = {2017}
}