Academic Editor: Yeol J. E. Cho
Copyright © 2010 M. H. Shah et al. This is an open access article distributed under the
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Using the notion of weakly -contractive mappings, we prove several new common fixed point theorems for commuting as well as noncommuting mappings on a topological space X. By analogy, we obtain a common fixed point theorem of mappings which are strongly -expansive on X.