scientific article; zbMATH DE number 1753213

zbMath0998.39019MaRDI QIDQ4533397

Hark-Mahn Kim, Ick-Soon Chang

Publication date: 17 November 2002

Full work available at URL: https://eudml.org/doc/122166

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

zbMATH Keywords

Hyers-Ulam stabilityinequalityBanach spacequadratic functional equation

Mathematics Subject Classification ID

Stability, separation, extension, and related topics for functional equations (39B82) Functional equations for functions with more general domains and/or ranges (39B52) Systems of functional equations and inequalities (39B72)

Related Items (13)

On selections of set-valued Euler-Lagrange inclusions with applications ⋮ Stability for quadratic functional equation in the spaces of generalized functions ⋮ Elementary remarks on Ulam-Hyers stability of linear functional equations ⋮ A fixed point approach to Ulam-Hyers stability of duodecic functional equation in quasi-\(\beta\)-normed spaces ⋮ Ulam stability of a generalized reciprocal type functional equation in non-Archimedean fields ⋮ Stability of an n-Dimensional Functional Equation in Banach Space and Fuzzy Normed Space ⋮ Unnamed Item ⋮ Hyers-Ulam stability of additive functional equation using direct and fixed-point methods ⋮ Stability of approximate quadratic mappings ⋮ Stability of a Jensen type equation in the space of generalized functions ⋮ Ulam-Hyers stability of undecic functional equation in quasi-\(\beta\)-normed spaces: fixed point method ⋮ On the stability of the functional equation \(f(2x+y)+f \left(\frac{x+y}{2}\right)=\frac{2f(x)f(y)}{f(x)+f(y)}+\frac{2f(x+y)f(y-x)}{3f(y-x)-f(x+y)}\) ⋮ Stability of Quadratic and Drygas Functional Equations, with an Application for Solving an Alternative Quadratic Equation

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