In this paper, we establish the stability of the functional equation f(xy)=f(x)g(y)+g(x)f(y)+h(x)h(y) on amenable groups.
CITATION STYLE
Omar, A., & Elhoucien, E. (2021). Stability of the Cosine–Sine Functional Equation on Amenable Groups. In Approximation Theory and Analytic Inequalities (pp. 355–378). Springer International Publishing. https://doi.org/10.1007/978-3-030-60622-0_19
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