A Kannappan-sine addition law on semigroups

2023/04/04 by Jafar, Ahmed, Ajebbar, Omar, Elqorachi, Elhoucien · 1 citation
#FOS: Mathematics #General Mathematics (math.GM)

paper · doi:10.48550/arxiv.2304.14146

Abstract

Let S be a semigroup and z₀ a fixed element in S. We determine the complex-valued solutions of the following Kannappan-sine addition law f(xyz₀)=f(x)g(y)+f(y)g(x),x,y∈ S.

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