English

SPM Bulletin 22

General Topology 2007-09-06 v2 Combinatorics Logic

Abstract

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

Keywords

Cite

@article{arxiv.0709.0420,
  title  = {SPM Bulletin 22},
  author = {Boaz Tsaban},
  journal= {arXiv preprint arXiv:0709.0420},
  year   = {2007}
}

Comments

A small typo corrected: This is Issue 22 (September), and not as previously written

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