Fixed Point Theory and Applications
Volume 2010 (2010), Article ID 814970, 10 pages
doi:10.1155/2010/814970

Fixed point theorem of half-continuous mappings on topological vector spaces

Imchit Termwuttipong and Thanatkrit Kaewtem

Department of Mathematics, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand

Abstract

Some fixed point theorems of half-continuous mappings which are possibly discontinuous defined on topological vector spaces are presented. The results generalize the work of Philippe Bich (2006) and several well-known results.