A ZFC Dowker space in <IMG ALIGN=MIDDLE >: An application of pcf theory to topology期刊界 All Journals 搜尽天下杂志传播学术成果专业期刊搜索期刊信息化学术搜索

A ZFC Dowker space in : An application of pcf theory to topology

Authors:	Menachem Kojman Saharon Shelah

Affiliation:	Department of Mathematics, Carnegie-Mellon University, Pittsburgh, Pennsylvania 15213 ; Institute of Mathematics, The Hebrew University of Jerusalem, and Department of Mathematics, Rutgers University, New Brunswick, New Jersey 08903

Abstract:	The existence of a Dowker space of cardinality $aleph _{omega+1}$ and weight $aleph _{omega+1}$ is proved in ZFC using pcf theory.

Keywords:	ZFC Dowker space cardinality pcf theory

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