International Journal of Mathematics and Mathematical Sciences
Volume 2008 (2008), Article ID 424320, 18 pages
Research Article

Some Properties of (r,s)-T0 and (r,s)-T1 Spaces

S. E. Abbas1 and Biljana Krsteska2

1Department of Mathematics, Faculty of Science, Sohag University, Sohag, P.O. Box 82524, Egypt
2Faculty of Mathematics and Natural Science, Ss. Cyril and Methodius University, Gazi Baba b.b., P.O. Box 162, 1000 Skopje, Macedonia

Received 5 May 2008; Revised 23 July 2008; Accepted 1 September 2008

Academic Editor: Petru Jebelean

Copyright © 2008 S. E. Abbas and Biljana Krsteska. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


We define (r,s)-quasi-T0, (r,s)-sub-T0, (r,s)-T0 and (r,s)-T1 spaces in an intuitionistic fuzzy topological space and investigate some properties of these spaces and the relationships between them. Moreover, we study properties of subspaces and their products.