scientific article; zbMATH DE number 7114822

zbMath1421.39009MaRDI QIDQ5236518

Kanet Ponpetch, Vichian Laohakosol, Sukrawan Mavecha

Publication date: 9 October 2019

Full work available at URL: http://www.math.nthu.edu.tw/~amen/2019/AMEN-180522.pdf

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

zbMATH Keywords

hyperplanesine and cosine functions

Mathematics Subject Classification ID

Functional equations for real functions (39B22) Exponential and trigonometric functions (33B10)

Cites Work

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• Functional equations characterizing the tangent function over a convex polygon
• Report of meeting. The fortieth International symposium on functional equations
• The functional equation \(f(x) f(y) f(z)= f(x)+ f(y)+ f(z)\)
• Independence of additive, multiplicative, exponential and logarithmic functions
• Functional Equations and Inequalities with Applications

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