选择公理与正则性公理:逻辑中的共同推论
逻辑
2007-09-20 v2
摘要
众所周知,选择公理与正则性公理彼此独立,但具有重要的逻辑性质的共同推论(如反射原理、类由集合表示等)。我们通过隔离它们的“交集”——一个称为“最佳良基性”(Best-Foundedness)的原则——来解释这一现象,该原则与这两个公理的否定均相容,但蕴含了所有这些推论。随后,我们详细研究了这些推论(及邻近原则)之间的关系。最后,我们考虑了一些关于集合论中各种原则真实性的论证,特别是关于解释力强度的论证。
引用
@article{arxiv.0709.2979,
title = {Choice and Regularity: Common Consequences in Logic},
author = {Denis I. Saveliev},
journal= {arXiv preprint arXiv:0709.2979},
year = {2007}
}
评论
37 pages, slides of a talk at the 2nd World Congress on Universal Logic (20-22 August 2007, Xi'an). All these results were obtained about 2004 and announced at seminars of Moscow State University, Department of Mechanics and Mathematics