The character of in first countable spaces

Author:
William G. Fleissner

Journal:
Proc. Amer. Math. Soc. **62** (1977), 149-155

MSC:
Primary 54A25; Secondary 04A20

MathSciNet review:
0438272

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Abstract | References | Similar Articles | Additional Information

Abstract: We define a cardinal function , where *P* and *Q* are properties of topological spaces. We show that it is consistent and independent that .

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Additional Information

DOI:
https://doi.org/10.1090/S0002-9939-1977-0438272-7

Keywords:
Cardinal functions in topology,
diamond plus,
Kurepa's hypothesis

Article copyright:
© Copyright 1977
American Mathematical Society