IJPAM: Volume 71, No. 3 (2011)

CONTRA $\alpha\psi$-CONTINUOUS FUNCTIONS

Y.K. Kim$^1$, R. Devi$^2$
$^1$Department of Mathematics
Myongji University
Kyunggi 449-728, SOUTH KOREA
$^2$Department of Mathematics
Kongunadu Arts and Science College
Coimabtore, 641029, Tamil Nadu, INDIA


Abstract. The concept of $\alpha\psi$-$closed$ sets in a topological space are introdued by R. Devi et al (see [#!2!#]). In this paper, we introduce the notion of contra $\alpha\psi$-continuous functions utilizing $\alpha\psi$-$open$ sets and study some of the applications of this function.

Received: June 1, 2011

AMS Subject Classification: 54C08

Key Words and Phrases: $\alpha\psi$-$closed$ sets, contra $\alpha\psi$-$continuous$, $\alpha\psi$-normal

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Source: International Journal of Pure and Applied Mathematics
ISSN printed version: 1311-8080
ISSN on-line version: 1314-3395
Year: 2011
Volume: 71
Issue: 3