On a functional equation for Jacobi's elliptic function cn(z;k)

DOI10.1007/BF02192680zbMath0546.33001OpenAlexW2087322588MaRDI QIDQ798481

Hiroshi Haruki

Publication date: 1984

Published in: Aequationes Mathematicae (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/137033

zbMATH Keywords

cosine functional equationJacobi's elliptic cosine function

Mathematics Subject Classification ID

Elliptic functions and integrals (33E05) Functional equations and inequalities (39B99)

Cites Work

• The Functional Equation f(xy) + f(xy -1 ) = 2f(x)f(y) for Groups
• An application of Nevanlinna-pólya theorem to a cosine functional equation
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