Star-Shapedness of \({\mathcal N}\)-Structures in Euclidean Spaces

The notions of (quasi, pseudo) star-shaped sets are introduced, and several related properties are investigated. Characterizations of (quasi) star-shaped sets are considered. The translation of (quasi, pseudo) star-shaped sets are discussed. Unions and intersections of quasi star-shaped sets are con...

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Bibliographic Details
Main Authors: Kyoung Ja Lee, Seok-Zun Song, Young Bae Jun
Format: Article
Language:English
Published: MDPI AG 2020-09-01
Series:Axioms
Subjects:
Online Access:https://www.mdpi.com/2075-1680/9/3/107