Rational recursive equations characterizing cotangent-tangent and hyperbolic cotangent-tangent functions

zbMath1202.39018MaRDI QIDQ708454

Vichian Laohakosol, Charinthip Hengkrawit, Pattanee Udomkavanich

Publication date: 14 October 2010

Published in: Bulletin of the Malaysian Mathematical Sciences Society. Second Series (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/244393

zbMATH Keywords

cotangent-tangent functionshyperbolic cotangent-tangent functionsrational recursive equations

Mathematics Subject Classification ID

Functional equations for complex functions (39B32)

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