Bulletin of the Australian Mathematical Society

Research Article

Some results on coincidence points

Abdul Latifa1 and Ian Tweddlea2

a1 Department of Mathematics, Gomal University, Dera Ismail Khan, Pakistan

a2 Department of Mathematics, University of Strathclyde, Glasgow G1 1XH, Scotland, United Kingdom

Abstract

In this paper we prove some coincidence point theorems for nonself single-valued and multivalued maps satisfying a nonexpansive condition. These extend fixed point theorems for multivalued maps of a number of authors.

(Received June 29 1998)