Extensions of the sine addition law on groups |
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Authors: | Stetkær Henrik |
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Institution: | 1.Department of Mathematics, Aarhus University, Ny Munkegade 118, 8000, Aarhus C, Denmark ; |
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Abstract: | Aequationes mathematicae - Let G be a group, and let $$\chi $$ and $$\mu $$ be characters of G. We find the solutions of the functional equation $$f(xy) = f(x)\chi (y) + \mu (x)f(y)$$ , $$x,y \in... |
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