English

Toposes from Forcing for Intuitionistic ZF with Atoms

Logic 2018-03-14 v2 Category Theory

Abstract

We introduce the forcing model of IZFA (Intuitionistic Zermelo-Fraenkel set theory with Atoms) for every Grothendieck topology and prove that the topos of sheaves on every site is equivalent to the category of 'sets in this forcing model'.

Keywords

Cite

@article{arxiv.1702.03399,
  title  = {Toposes from Forcing for Intuitionistic ZF with Atoms},
  author = {Keita Yamamoto},
  journal= {arXiv preprint arXiv:1702.03399},
  year   = {2018}
}
R2 v1 2026-06-22T18:15:33.984Z