English

Independence Results around Constructive ZF

Logic 2015-10-05 v1

Abstract

Using Kripke models, it is shown that CZF does not prove Power Set, and that CZF with Subset Collection substituted by Exponentiation does not prove Subset Collection.

Cite

@article{arxiv.1510.00465,
  title  = {Independence Results around Constructive ZF},
  author = {Robert Lubarsky},
  journal= {arXiv preprint arXiv:1510.00465},
  year   = {2015}
}
R2 v1 2026-06-22T11:10:58.245Z