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SPM公告15

SPM Bulletin 15

Boaz Tsaban

摘要:

内容:关于R.波兰。研讨会和会议:牛津会议拓扑和计算机科学的荣誉彼得柯林斯和迈克里德;博伊西狂欢节在集合论(BEST 2006)。研究公告:Urysohn空间作为Levy群的等距群; Chasing Silver;阿贝尔群的不相交非自由子群;超空间是绝对邻域收缩核的度量空间的刻画; Vitali集可以同胚于它的补集; Tychonoff空间上自由对象的o-有界性;关于Milner-Sauer猜想的相容性强度;赋范空间的流形和子集由同胚群的子群重构;赋范空间的无小集和非收缩函数的同胚群的重构定理;局部移动群与链和圆的重构问题;可数度量空间的可除性;巴拿赫空间中整数和弱零序列的有限集的预紧族;选择原理的半滤子方法II:τ ^*-覆盖;抽象Ellentuck定理的参数化;拓扑Ramsey空间的选择超滤子概念;收缩生成的紧空间; Gromov-Hausdorff超度量;计算可分巴拿赫空间之间等距关系的复杂性;关于几类Lindelöf Sigma-空间;关于布尔代数的深度。问题的问题。

英文摘要:

CONTENTS: On Selective screenability and examples of R. Pol. Workshops and conferences: The Oxford Conference on Topology and Computer Science in Honour of Peter Collins and Mike Reed; Boise Extravaganza In Set Theory (BEST2006). Research announcements: The isometry group of the Urysohn space as a Levy group; Chasing Silver; Disjoint Non-Free Subgoups of Abelian Groups; Characterizing metric spaces whose hyperspaces are absolute neighborhood retracts; A Vitali set can be homeomorphic to its complement; o-Boundedness of free objects over a Tychonoff space; On the consistency strength of the Milner-Sauer conjecture; Reconstruction of manifolds and subsets of normed spaces from subgroups of their homeomorphism groups; Reconstruction theorem for homeomorphism groups without small sets and non-shrinking functions of a normed space; Locally Moving Groups and the Reconstruction Problem for Chains and Circles; Divisibility of countable metric spaces; Pre-compact families of finite sets of integers and weakly null sequences in Banach spaces; A semifilter approach to selection principles II: tau^*-covers; Parametrizing the abstract Ellentuck theorem; A notion of selective ultrafilter corresponding to topological Ramsey spaces; Compact spaces generated by retractions; Gromov-Hausdorff ultrametric; Computing the complexity of the relation of isometry between separable Banach spaces; On some classes of Lindelöf Sigma-spaces; On the depth of Boolean algebras. 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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