We characterize SS+ Pixley-Roy hyperspaces. We also show that there are selectively separable Pixley-Roy hyperspaces which are not SS+ and SS+ Pixley-Roy hyperspaces of uncountable pi-weight.

When is a Pixley-Roy hyperspace SS+?

BELLA, Angelo
2013-01-01

Abstract

We characterize SS+ Pixley-Roy hyperspaces. We also show that there are selectively separable Pixley-Roy hyperspaces which are not SS+ and SS+ Pixley-Roy hyperspaces of uncountable pi-weight.
SELECTIVE SEPARABILITY; SETS; SPACES
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/20.500.11769/15835
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