A note on some applications of semi-open sets

T. M. Nour

International Journal of Mathematics and Mathematical Sciences, 1998, vol. 21, 1-3

Abstract:

The object of the present paper is to study the well known notions of semi-closure, semiinterior, semi-frontier and semi-exterior of a set using the concept of semi-open sets. A semi-isolated point of a set is also defined and studied.

Date: 1998
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Persistent link: https://EconPapers.repec.org/RePEc:hin:jijmms:273148

DOI: 10.1155/S0161171298000295

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