中文

赢得下压博弈而非 Banach Mazur 博弈

逻辑 2008-03-30 v2

摘要

SS 为那些余豫序数(cofinality)为 ω1\omega_1αω2\alpha\in\omega_2 组成的集合。相对于一个可测基数,以下情形是一致的:非空方玩家赢得长度为 ω1\omega_1 的下压博弈,但不赢得长度为 ω+1\omega+1 的 Banach Mazur 博弈(两博弈均以 SS 为起始)。

关键词

引用

@article{arxiv.math/0609655,
  title  = {Winning the pressing down game but not Banach Mazur},
  author = {Jakob Kellner and Matti Pauna and Saharon Shelah},
  journal= {arXiv preprint arXiv:math/0609655},
  year   = {2008}
}

备注

New version: some improvements in presentation, references, history; main theorem slightly strengthened; some typos removed