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The hausdorff metric and measurable selections

โœ Scribed by C.J. Himmelberg; F.S. Van Vleck; K. Prikry

Publisher
Elsevier Science
Year
1985
Tongue
English
Weight
811 KB
Volume
20
Category
Article
ISSN
0166-8641

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๐Ÿ“œ SIMILAR VOLUMES

Measurable selectors for the metric proj
Measurable selectors for the metric projection
โœ B. Cascales; M. Raja ๐Ÿ“‚ Article ๐Ÿ“… 2003 ๐Ÿ› John Wiley and Sons ๐ŸŒ English โš– 136 KB

## Abstract Let __Y__ and __Z__ be two topological spaces and __F__ : __Y__ ร— __Z__ โ†’ โ„ a function that is upper semiโ€“continuous in the first variable and lower semiโ€“continuous in the second variable. If __Z__ is Polish and for every __y__ โˆˆ __Y__ there is a point __z__ โˆˆ __Z__ with __F__(__y, z__)