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Condensing mappings and applications to existence theorems for common solution of differential equations. (English) Zbl 0940.47043

Summary: Some common fixed point theorems for pairs of condensing mappings in a Banach space are proved and applications are given to a pair of nonlinear first-order ordinary differential equations in Banach spaces for proving the existence of common solution under suitable conditions.

MSC:

47H09 Contraction-type mappings, nonexpansive mappings, \(A\)-proper mappings, etc.
47H10 Fixed-point theorems
34A12 Initial value problems, existence, uniqueness, continuous dependence and continuation of solutions to ordinary differential equations
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