English

Automorphisms of $\mathcal P(\omega)/\mbox{fin}$ and large continuum

Logic 2022-07-22 v1

Abstract

We prove that it is consistent with c>2\mathfrak c>\aleph_2 that all automorphisms of P(ω)/\mboxfin\mathcal P(\omega)/\mbox{fin} are trivial.

Keywords

Cite

@article{arxiv.2207.10557,
  title  = {Automorphisms of $\mathcal P(\omega)/\mbox{fin}$ and large continuum},
  author = {Alan Dow},
  journal= {arXiv preprint arXiv:2207.10557},
  year   = {2022}
}