On some mappings in topological spaces

Authors

  • Sabir Hussain Islamia University Bahawalpur, pakistan
  • Bashir Ahmad
  • Takashi Noiri

Keywords:

γgamma-closed (open), γ-closure, γ*-semi-closed (open), γ*-semi-closure, \gamma-regular, \gamma*-semi-interior, \ gam-semi-continuous functions, \ga-semi-open (closed) functions, \*-irresolute functions, \ga-pre-semi-open(closed) functions

Abstract

In this paper, we continue studying the properties of γ-semi-continuous and γ -semi-open functions introduced in [5], [10]. We also introduce γ*-irresolute functions and γ -pre-semi-open (closed) functions and discuss their properties.

Author Biographies

  • Bashir Ahmad

    Centre for Advanced Studies in Pure and Applied
    Mathematics, Bahauddin Zakariya University, Multan, Pakistan.

    Present Address: Department of Mathematics, King Abdul Aziz University P. O. Box 80203, Jeddah 21589, Saudi Arabia.

  • Takashi Noiri
    2949-1 Shiokita-cho, Hinagu, Yatsushiro-shi, Kumamoto-ken, 869-5142, Japan

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Published

2009-03-22

Issue

Vol. 1 No. 4: (October 2008)

Section

Topology

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How to Cite

On some mappings in topological spaces. (2009). European Journal of Pure and Applied Mathematics, 1(4). https://www.ejpam.com/index.php/ejpam/article/view/137