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Banach-type fixed point theorem for four maps in cone pentagonal metric spaces. (English) Zbl 1489.54066

Summary: In this paper, we prove Banach-type fixed point theorem for four self mappings in non-normal cone pentagonal metric spaces. Our results extend and improve the recent results announced by many authors.

MSC:

54H25 Fixed-point and coincidence theorems (topological aspects)
47H10 Fixed-point theorems
54E40 Special maps on metric spaces
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