Applications of pre-open sets

Using the concept of pre-open set, we introduce and study topological properties of pre-limit points, pre-derived sets, preinterior and pre-closure of a set, pre-interior points, pre-border, prefrontier and pre-exterior. The relations between pre-derived set (resp. pre-limit point, pre-interior (poi...

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Main Authors: Young Bae Jun, Seong Woo Jeong, Hyeon Jeong Lee, Joon Woo Lee
Format: Article
Language:English
Published: Universitat Politècnica de València 2008-10-01
Series:Applied General Topology
Subjects:
Online Access:http://polipapers.upv.es/index.php/AGT/article/view/1802
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author Young Bae Jun
Seong Woo Jeong
Hyeon Jeong Lee
Joon Woo Lee
author_facet Young Bae Jun
Seong Woo Jeong
Hyeon Jeong Lee
Joon Woo Lee
author_sort Young Bae Jun
collection DOAJ
description Using the concept of pre-open set, we introduce and study topological properties of pre-limit points, pre-derived sets, preinterior and pre-closure of a set, pre-interior points, pre-border, prefrontier and pre-exterior. The relations between pre-derived set (resp. pre-limit point, pre-interior (point), pre-border, pre-frontier, and preexterior) and α-derived set (resp. α-limit point, α-interior (point), α-border, α-frontier, and α-exterior) are investigated.
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spelling doaj.art-8ba8c185369f4a40a1c41dbad84388ae2022-12-21T23:22:10ZengUniversitat Politècnica de ValènciaApplied General Topology1576-94021989-41472008-10-019221322810.4995/agt.2008.18021460Applications of pre-open setsYoung Bae Jun0Seong Woo Jeong1Hyeon Jeong Lee2Joon Woo Lee3Gyeongsang National UniversityGyeongsang National UniversityGyeongsang National UniversityGyeongsang National UniversityUsing the concept of pre-open set, we introduce and study topological properties of pre-limit points, pre-derived sets, preinterior and pre-closure of a set, pre-interior points, pre-border, prefrontier and pre-exterior. The relations between pre-derived set (resp. pre-limit point, pre-interior (point), pre-border, pre-frontier, and preexterior) and α-derived set (resp. α-limit point, α-interior (point), α-border, α-frontier, and α-exterior) are investigated.http://polipapers.upv.es/index.php/AGT/article/view/1802Pre-limit pointPre-derived setPre-interiorPre-closurePre-interior pointsPre-borderPre-frontierPre-exterior
spellingShingle Young Bae Jun
Seong Woo Jeong
Hyeon Jeong Lee
Joon Woo Lee
Applications of pre-open sets
Applied General Topology
Pre-limit point
Pre-derived set
Pre-interior
Pre-closure
Pre-interior points
Pre-border
Pre-frontier
Pre-exterior
title Applications of pre-open sets
title_full Applications of pre-open sets
title_fullStr Applications of pre-open sets
title_full_unstemmed Applications of pre-open sets
title_short Applications of pre-open sets
title_sort applications of pre open sets
topic Pre-limit point
Pre-derived set
Pre-interior
Pre-closure
Pre-interior points
Pre-border
Pre-frontier
Pre-exterior
url http://polipapers.upv.es/index.php/AGT/article/view/1802
work_keys_str_mv AT youngbaejun applicationsofpreopensets
AT seongwoojeong applicationsofpreopensets
AT hyeonjeonglee applicationsofpreopensets
AT joonwoolee applicationsofpreopensets