AIMS Mathematics · 2020 · 33 citations · 26 references
Natural SciencesMathematicsApplied MathematicsDifferential EquationsExistence TheoremsFixed Point TheoryFixed PointsIntegral EquationsMetric GeometryBanach Fixed Point TheoremBrouwer Fixed Point TheoremExistence Of Fixed PointsMetric Fixed Point Theory
The purpose of this paper is to introduce the notion of <i>R</i>-metric spaces and give a real generalization of Banach fixed point theorem. Also, we give some conditions to construct the Brouwer fixed point. As an application, we find the existence of solution for a fractional integral equation.
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Multi-valued contraction mappings
Sam B. Nadler · Pacific Journal of Mathematics · 1969 · 2.3K citations · Full text
A generalization of Brouwer’s fixed point theorem
Shizuo Kakutani · Duke Mathematical Journal · 1941 · 1.2K citations