Embedding Cohen algebras using pcf theory
逻辑
2008-02-03 v1
摘要
Using a theorem from pcf theory, we show that for any singular cardinal nu, the product of the Cohen forcing notions on kappa, kappa < nu adds a generic for the Cohen forcing notion on nu^+. This solves Problem 5.1 in Miller's list (attributed to Rene David and Sy Friedman).
引用
@article{arxiv.math/9508201,
title = {Embedding Cohen algebras using pcf theory},
author = {Saharon Shelah},
journal= {arXiv preprint arXiv:math/9508201},
year = {2008}
}