Set Theory and its Applications: Proceedings of a Conference held at York University, Ontario, Canada, Aug. 10-21, 1987

ISBN-13: 9783540517306 / Angielski / Miękka / 1989 / 228 str.

Juris Steprans;Stephen Watson

Opis

The Set Theory and Applications meeting at York University, Ontario, featured both contributed talks and a series of invited lectures on topics central to set theory and to general topology. These proceedings contain a selection of the resulting papers, mostly announcing new unpublished results.

Spis treści

Spaces of ideals of partial functions.- Remarks on partition ordinals.- Applications of superperfect forcing and its relatives.- Towards a structure theory for ideals on P??.- Compact spaces of countable tightness in the Cohen model.- Two remarks about analytic sets.- Saturated ideals obtained via restricted iterated collapse of huge cardinals.- Ultrafilters and ramsey theory — An update.- Concerning stationary subsets of [?]<?.- When hereditarily collectionwise Hausdorffness implies regularity.- Classes of compact sequential spaces.- Special non-special N1-trees.- Consistency of positive partition theorems for graphs and models.- Topological problems for set-theorists.- A beginning for structural properties of ideals on P??.