Moderation of sigma-finite Borel measures

We establish that a $\sigma$-finite Borel measure $\mu$ in a Hausdorff topological space $X$ such that each open subset of $X$ is $\mu$-Radon, is moderated when $X$ is weakly metacompact or paralindelöf and also when $X$ is metalindelöf and has a $\mu$-concassage of separable subsets. Moreover, we g...

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Bibliographic Details
Published in:Collectanea mathematica (Barcelona) Vol. 48; no. 3; pp. 289 - 296
Main Author: Fernández Novoa, Jesús
Format: Journal Article
Language:Catalan
English
Published: Universitat de Barcelona 1997
Promociones y Publicaciones Universitarias, PPU
Online Access:Get full text
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Summary:We establish that a $\sigma$-finite Borel measure $\mu$ in a Hausdorff topological space $X$ such that each open subset of $X$ is $\mu$-Radon, is moderated when $X$ is weakly metacompact or paralindelöf and also when $X$ is metalindelöf and has a $\mu$-concassage of separable subsets. Moreover, we give a new proof of a theorem of Pfeffer and Thomson [5] about gage measurability and we deduce other new results.
ISSN:0010-0757
2038-4815