Titlebook: Developments in Functional Equations and Related Topics; Janusz Brzdęk,Krzysztof Ciepliński,Themistocles M. Book Aug 20171st edition Sprin

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https://doi.org/10.1007/978-3-319-61732-9set-valued functional equations; K-metric spaces; Perov type fixed point theorems; Haar meager sets; lin

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Springer Optimization and Its Applicationshttp://image.papertrans.cn/d/image/270196.jpg

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Developments in Functional Equations and Related Topics

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Espen Dahl,Kjetil A. van der Wel continuous functions solving the system. The result is derived as a consequence of certain intuitively appealing “almost-near” principle using the relation of infinitesimal nearness formulated in terms of nonstandard analysis.

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Stability of Systems of General Functional Equations in the Compact-Open Topology, continuous functions solving the system. The result is derived as a consequence of certain intuitively appealing “almost-near” principle using the relation of infinitesimal nearness formulated in terms of nonstandard analysis.

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1931-6828 d Ulam stability.This book is dedicated in memory of Staniłsaw Marcin Ulam, who posed the fundamental problem concerning approximate homomorphisms of groups in 1940; which has provided the stimulus for studies in the stability of functional equations and inequalities..978-3-319-87147-9