Green function | Graph of a function | Hash function | Schur function | Riemann zeta function | Dirac delta function | Bessel function | Monotonic function | Modular arithmetic | Lateralization of brain function | function (mathematics) | Cryptographic hash function | Linear function | hash function | Gaussian function | function | Euler's totient function | Domain of unknown function | continuous function | Wave function | Shioda modular surface | Quadratic function | modular synthesizer | Modular building | Meijer G-function | Massieu function | Lyapunov function | Lambert W function | Gamma function | Function block diagram |
Karl Emanuel Robert Fricke (born 24 September 1861 in Helmstedt, Germany ; died 18 July 1930 in Bad Harzburg, Germany) was a German mathematician, known for his work in function theory, especially on elliptic, modular and automorphic functions.