In this paper we construct, in response to a question of Malykhin and Tironi, a ZFC example of a perfectly normal Pytkeev space which has no sequential extensions.
Pytkeev spaces and sequential extensions
FEDELI, Alessandro;
2002-01-01
Abstract
In this paper we construct, in response to a question of Malykhin and Tironi, a ZFC example of a perfectly normal Pytkeev space which has no sequential extensions.File in questo prodotto:
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