Cocompact Open Sets and Continuity

Compact subsets of a topological space are used to define coc-open sets as new generalized open sets, and then coc-open sets are used to define (coc)∗-open sets as another type of generalized open sets. Several results and examples related to them are obtained; particularly a decomposition of open s...

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Veröffentlicht in:Abstract and Applied Analysis 2012-01, Vol.2012 (2012), p.377-385-421
Hauptverfasser: Al Ghour, Samer, Samarah, Salti
Format: Artikel
Sprache:eng
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Zusammenfassung:Compact subsets of a topological space are used to define coc-open sets as new generalized open sets, and then coc-open sets are used to define (coc)∗-open sets as another type of generalized open sets. Several results and examples related to them are obtained; particularly a decomposition of open sets is given. Also, coc-open sets and (coc)∗-open sets are used to introduce coc-continuity and (coc)∗-continuity, respectively. As a main result, a decomposition theorem of continuity is obtained.
ISSN:1085-3375
1687-0409
DOI:10.1155/2012/548612