Let X(2) denote the space of all non-empty subsets of X consisting of at most two elements. It is shown that a Hausdorff space X is topologically well-ordered iff there exists a Fell continuous selector on X(2).

Selections and topologically well-ordered spaces

ARTICO, GIULIANO;MARCONI, UMBERTO
2001

Abstract

Let X(2) denote the space of all non-empty subsets of X consisting of at most two elements. It is shown that a Hausdorff space X is topologically well-ordered iff there exists a Fell continuous selector on X(2).
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11577/2428930
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