文章基本信息

标题：On some weak conditions of commutativity in common fixed point theorems
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作者：M. Imdad ; M. S. Khan ; S. Sessa 等
期刊名称：International Journal of Mathematics and Mathematical Sciences
印刷版ISSN：0161-1712
电子版ISSN：1687-0425
出版年度：1988
卷号：11
期号：2
页码：289-296
DOI：10.1155/S0161171288000353
出版社：Hindawi Publishing Corporation
摘要：
We generalize common fixed point theorems of Fisher and Sessa in complete metric spaces, using some conditions of weak commutativity between a set-valued mapping and a single-valued mapping. Suitable examples prove that these conditions do not imply each of the others.