On the superstability of the Pexider type trigonometric functional equation

DOI10.1155/2010/897123zbMath1187.39039OpenAlexW2095085946WikidataQ59250306 ScholiaQ59250306MaRDI QIDQ962538

Gwang Hui Kim

Publication date: 7 April 2010

Published in: Journal of Inequalities and Applications (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/224293

zbMATH Keywords

cosine functionhyperbolic cosine functionhyperbolic sine functionsine functionexponential functionsPexider functional equationsuperstability(hyperbolic) trigonometric functional equation

Mathematics Subject Classification ID

Functional equations for real functions (39B22) Stability, separation, extension, and related topics for functional equations (39B82)

Related Items (4)

Superstability of some Pexider-type functional equation ⋮ Unnamed Item ⋮ Unnamed Item ⋮ Hyers-Ulam stability of a bi-Jensen functional equation on a punctured domain

Cites Work

• The stability of d'Alembert and Jensen type functional equations
• A stability of the generalized sine functional equations
• Boundedness of approximate trigonometric functions
• On the stability of trigonometric functional equations
• On the stability of the pexiderized trigonometric functional equation
• The Stability of the Sine Equation
• The Stability of the Cosine Equation
• The Stability of the Equation f(x + y) = f(x)f(y)

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