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JOURNALS // Chebyshevskii Sbornik // Archive

Chebyshevskii Sb., 2025 Volume 26, Issue 4, Pages 466–473 (Mi cheb1610)

BRIEF MESSAGE

Monotone star statistical compactness in topological spaces

D. Rakshit, P. Bal, S. Sarkar

The Institute of Chartered Financial Analysts of India University Tripura (Kamalghat, India)

Abstract: In this paper, we use statistical compact subspace as a tool to introduce the concept of monotone star s-compact space. This expands upon the work of S.G. Popvassilev, J.E. Porter, M. Matveev, L. Junqueira, R. Wilson, O. Alas, J. van Mill, and V. Tkachuk. Along with a comparison with different forms of compactness, several preservation like properties of monotone star s-compactness are investigated. More over a finite intersection like characterization of the space is established with the help of $\delta_0$-intersection property.

Keywords: natural density, open cover, compactness, statistical-compactness, star operator.

UDC: 517

Received: 07.02.2025
Accepted: 17.10.2025

Language: English

DOI: 10.22405/2226-8383-2025-26-4-466-473



© Steklov Math. Inst. of RAS, 2026