Usuba's extendible cardinal
Logic
2021-08-17 v1
Abstract
Answering a question of Usuba, we show that an extendible cardinal can be preserved by a set forcing that is not a small forcing.
Keywords
Cite
@article{arxiv.2108.06903,
title = {Usuba's extendible cardinal},
author = {Gabriel Goldberg},
journal= {arXiv preprint arXiv:2108.06903},
year = {2021}
}
Comments
7 pages