Characterizations of quasi-metric completeness in terms of Kannan-type fixed point theorems

Authors : Carmen Alegre, Hacer Dağ, Salvador Romaguera, Pedro Tirado

Pages : 67-76

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Publication Date : 2017-02-01

Article Type : Research Paper

Abstract :We obtain quasi-metric versions of Kannan`s fixed point theorem for self-mappings and multivalued mappings, respectively, which are used to deduce characterizations of d-sequentially complete and of left K-sequentially complete quasi-metric spaces, respectively.
Keywords : Quasi metric space, complete, Kannan mapping, fixed point