English

Understanding preservation theorems: Chapter VI of Proper and Improper Forcing

Logic 2007-06-27 v1

Abstract

This expository paper covers the first two sections of chapter VI of Shelah's book "Proper and Improper Forcing," including the preservationn (using CS iterations of proper forcings) of omega-omega bounding, Sacks property, Lavewr property, P-point property, and others.

Cite

@article{arxiv.0706.3872,
  title  = {Understanding preservation theorems: Chapter VI of Proper and Improper Forcing},
  author = {Chaz Schlindwein},
  journal= {arXiv preprint arXiv:0706.3872},
  year   = {2007}
}
R2 v1 2026-06-21T08:42:18.119Z