Volume 57, Issue 4
Research Article

Metric complements of overt closed sets

Thierry Coquand

E-mail address: [email protected]

Computer Science and Engineering, Chalmers University of Technology and University of Gothenburg, 412 96 Göteborg, Sweden

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Erik Palmgren

E-mail address: [email protected]

Swedish Collegium for Advanced Study, Linneanum Thunbergsvägen 2, 752 38 Uppsala, Sweden

Matematiska Institutionen, Uppsala Universitet, P.O. Box 480, 751 06 Uppsala, Sweden

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Bas Spitters

E-mail address: [email protected]

Radboud University, Department of Computer Science, P.O. Box 9010, 6500 GL Nijmegen, The Netherlands

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First published: 28 April 2011

Abstract

We show that the set of points of an overt closed subspace of a metric completion of a Bishop‐locally compact metric space is located. Consequently, if the subspace is, moreover, compact, then its collection of points is Bishop‐compact. © 2011 WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim

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