Subgroups of products of para τ-discrete semitopological groups
Filomat, Tome 37 (2023) no. 7, p. 2165
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In this article we define a new class of topological spaces called para τ-discrete spaces and give an internal characterization of a subgroup of product of para τ-discrete semitopological groups having character less than or equal to τ. Also we give a partial solution of an open problem posed by Sánchez [5, Problem 3.8].
Classification :
54H11, 54B10, 54A25
Keywords: Semitopological group, paratopological group, index of regularity, basic refinement, regular, character, para τ-discrete space
Keywords: Semitopological group, paratopological group, index of regularity, basic refinement, regular, character, para τ-discrete space
Vikesh Kumar; Brij Kishore Tyagi. Subgroups of products of para τ-discrete semitopological groups. Filomat, Tome 37 (2023) no. 7, p. 2165 . doi: 10.2298/FIL2307165K
@article{10_2298_FIL2307165K,
author = {Vikesh Kumar and Brij Kishore Tyagi},
title = {Subgroups of products of para \ensuremath{\tau}-discrete semitopological groups},
journal = {Filomat},
pages = {2165 },
year = {2023},
volume = {37},
number = {7},
doi = {10.2298/FIL2307165K},
language = {en},
url = {http://geodesic.mathdoc.fr/articles/10.2298/FIL2307165K/}
}
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