Abstract and Applied Analysis
Volume 2006 (2006), Article ID 34959, 12 pages

A note on properties that imply the fixed point property

S. Dhompongsa and A. Kaewkhao

Department of Mathematics, Faculty of Science, Chiang Mai University, Chiang Mai 50200, Thailand

Received 7 January 2005; Accepted 4 March 2005

Copyright © 2006 S. Dhompongsa and A. Kaewkhao. 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 give relationships between some Banach-space geometric properties that guarantee the weak fixed point property. The results extend some known results of Dalby and Xu.