The tree property at successors of singular cardinals
Logic
2009-09-25 v1
Abstract
Assuming some large cardinals, a model of ZFC is obtained in which aleph_{omega+1} carries no Aronszajn trees. It is also shown that if lambda is a singular limit of strongly compact cardinals, then lambda^+ carries no Aronszajn trees.
Keywords
Cite
@article{arxiv.math/9501220,
title = {The tree property at successors of singular cardinals},
author = {Menachem Magidor and Saharon Shelah},
journal= {arXiv preprint arXiv:math/9501220},
year = {2009}
}