On finitely subadditive outer measures and modularity properties

Let ν be a finite, finitely subadditive outer measure on P(X). Define ρ (E)=ν (X)−ν (E′) for E⊂X. The measurable sets Sν and Sρ and the set S={E⊂X/ν (E)=ρ (E)} are investigated in general, and in the presence of regularity or modularity assumptions on ν. This is also done for ν0(E)=inf{ν (M)/E⊂...

Full description

Saved in:
Bibliographic Details
Main Author: Charles Traina
Format: Article
Language:English
Published: Wiley 2003-01-01
Series:International Journal of Mathematics and Mathematical Sciences
Online Access:http://dx.doi.org/10.1155/S0161171203208115
Tags: Add Tag
No Tags, Be the first to tag this record!
_version_ 1850179100958785536
author Charles Traina
author_facet Charles Traina
author_sort Charles Traina
collection DOAJ
description Let ν be a finite, finitely subadditive outer measure on P(X). Define ρ (E)=ν (X)−ν (E′) for E⊂X. The measurable sets Sν and Sρ and the set S={E⊂X/ν (E)=ρ (E)} are investigated in general, and in the presence of regularity or modularity assumptions on ν. This is also done for ν0(E)=inf{ν (M)/E⊂M∈Sν }. General properties of ν are derived when ν is weakly submodular. Applications and numerous examples are given.
format Article
id doaj-art-be3c76d458cf4c6681ed0acc0bdbe99a
institution OA Journals
issn 0161-1712
1687-0425
language English
publishDate 2003-01-01
publisher Wiley
record_format Article
series International Journal of Mathematics and Mathematical Sciences
spelling doaj-art-be3c76d458cf4c6681ed0acc0bdbe99a2025-08-20T02:18:35ZengWileyInternational Journal of Mathematics and Mathematical Sciences0161-17121687-04252003-01-012003846147410.1155/S0161171203208115On finitely subadditive outer measures and modularity propertiesCharles Traina0Department of Mathematics and Computer Science, St. John's University, 8000 Utopia Parkway, Jamaica 11439, NY, USALet ν be a finite, finitely subadditive outer measure on P(X). Define ρ (E)=ν (X)−ν (E′) for E⊂X. The measurable sets Sν and Sρ and the set S={E⊂X/ν (E)=ρ (E)} are investigated in general, and in the presence of regularity or modularity assumptions on ν. This is also done for ν0(E)=inf{ν (M)/E⊂M∈Sν }. General properties of ν are derived when ν is weakly submodular. Applications and numerous examples are given.http://dx.doi.org/10.1155/S0161171203208115
spellingShingle Charles Traina
On finitely subadditive outer measures and modularity properties
International Journal of Mathematics and Mathematical Sciences
title On finitely subadditive outer measures and modularity properties
title_full On finitely subadditive outer measures and modularity properties
title_fullStr On finitely subadditive outer measures and modularity properties
title_full_unstemmed On finitely subadditive outer measures and modularity properties
title_short On finitely subadditive outer measures and modularity properties
title_sort on finitely subadditive outer measures and modularity properties
url http://dx.doi.org/10.1155/S0161171203208115
work_keys_str_mv AT charlestraina onfinitelysubadditiveoutermeasuresandmodularityproperties