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Sur une propriété caractéristique des ensembles non dénombrables mesurables \(B\). - MaRDI portal

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Sur une propriété caractéristique des ensembles non dénombrables mesurables \(B\). (Q2624276)

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scientific article
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Sur une propriété caractéristique des ensembles non dénombrables mesurables \(B\).
scientific article

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    Sur une propriété caractéristique des ensembles non dénombrables mesurables \(B\). (English)
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    1933
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    Damit eine nicht-abzählbare, lineare Menge eine \textit{Borel}sche Menge sei, ist notwendig und hinreichend, daß sie die Wertemenge einer Funktion der ersten \textit{Baire}schen Klasse mit lauter verschiedenen Werten ist. (Vgl. dazu Verf., 1933; F. d. M. \(59_{\text{I}}\), 274.)
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