Extensions of the sine addition law on groups
Extensions of the sine addition law on groups is a scholarly work, published in 2018 in ''Aequationes Mathematicae''. The main subjects of the publication include mathematics, C*-algebra, Lie algebra, algebra over a field, sine and cosine, and pure mathematics. The authors find the solutions of the functional equation f(xy) = f(x) χ(y) + μ(x) f(y) , x, y∈ G, where f: G→ C is the unknown function.