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Borel isomorphism

From Encyclopedia of Mathematics
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-isomorphism

A one-to-one mapping of a space into a space such that both and transform Borel sets into Borel sets (cf. Borel set). In the class of Borel subsets of complete separable metric spaces, sets of the same cardinality are Borel isomorphic.

How to Cite This Entry:
Borel isomorphism. Encyclopedia of Mathematics. URL: http://encyclopediaofmath.org/index.php?title=Borel_isomorphism&oldid=32288
This article was adapted from an original article by A.G. El'kin (originator), which appeared in Encyclopedia of Mathematics - ISBN 1402006098. See original article