Historic forcing for Depth
逻辑
2013-01-03 v1
摘要
We show that, consistently, for some regular cardinals theta<lambda, there exists a Boolean algebra B such that B=lambda^+ and for every subalgebra B' of B of size lambda^+ we have Depth(B')=theta.
引用
@article{arxiv.math/0006219,
title = {Historic forcing for Depth},
author = {Andrzej Roslanowski and Saharon Shelah},
journal= {arXiv preprint arXiv:math/0006219},
year = {2013}
}