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arXiv 0709.0420math.GNmath.COmath.LO
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SPM公告22

SPM Bulletin 22

Boaz Tsaban

摘要:

目录:2.邀请贡献:超滤器和小装置3。研究报告3.1逆系统和I-有利空间3.2.有限模可列集合的sigma定向族的组合和混合原理3.3。任意维上不可数Borel色数的解析有向图的二分法3.4.任意维上不可数Borel色数的解析有向图的二分法大连续体,神谕3.6。波兰空间的无穷乘积中的Borel族3.7.一个游戏的博雷尔函数3.8.关于一般拓扑学中的一些问题4.问题的问题

英文摘要:

Contents: 2. Invited contribution: Ultrafilters and small sets 3. Research announcements 3.1. Inverse Systems and I-Favorable Spaces 3.2. Combinatorial and hybrid principles for sigma-directed families of countable sets modulo finite 3.3. A dichotomy characterizing analytic digraphs of uncountable Borel chromatic number in any dimension 3.4. A dichotomy characterizing analytic digraphs of uncountable Borel chromatic number in any dimension 3.5. Large continuum, oracles 3.6. Borel hierarchies in infinite products of Polish spaces 3.7. A game for the Borel functions 3.8. On some problems in general topology 4. Problem of the Issue

机构、总结、中文摘要均由AI分析而来,可能存在错误,请以论文正文为准。

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