×

A note on some applications of semi-open sets. (English) Zbl 0888.54004

Summary: The object of the present paper is to study the well-known notions of semi-closure, semi-interior, 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.

MSC:

54A05 Topological spaces and generalizations (closure spaces, etc.)
54A20 Convergence in general topology (sequences, filters, limits, convergence spaces, nets, etc.)
PDFBibTeX XMLCite
Full Text: DOI EuDML