1Department of Mathematics, M.S.University, Tirunelveli (T.N.)
2Department of Mathematics, Thiruvaliuvar College, Papanasam -627425 (T.N.)
3Tirunelveli District, Tamil Nadu, India. Email: mmmurugalingam@yahoo.com
Online published on 22 February, 2013.
In this paper we define tri a continuous functions, tri a open map and tri a closed map. Also we define tri a homeomorphism.
Tri a continuous function, tri a open map, tri a closed map
