ArticleOriginal scientific text
Title
More topological cardinal inequalities
Authors 1
Affiliations
- Instituto de Matemática e Estatística, Universidade de São Paulo, São Paulo, Brazil
Abstract
A new topological cardinal invariant is defined; it may be considered as a weaker form of the Lindelöf degree.
Keywords
topological cardinal invariant, cardinal inequality, weak Lindelöf degree
Bibliography
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- A. Bella and F. Cammaroto, On the cardinality of Urysohn spaces, Canad. Math. Bull. 31 (1988), 153-158.
- I. Juhász, Cardinal Functions in Topology--Ten Years Later, Math. Centre Tracts 123, Amsterdam 1983.