Class GammaFunction.LanczosApproximation

  • Enclosing class:
    GammaFunction

    abstract static class GammaFunction.LanczosApproximation
    extends java.lang.Object
    Lanczos approximation. The abritray constant is 7, and there are 9 coefficients used.
     http://en.wikipedia.org/wiki/Lanczos_approximation
     http://mathworld.wolfram.com/LanczosApproximation.html
     https://mrob.com/pub/ries/lanczos-gamma.html
     
    • Field Detail

      • A

        private static final double A
        Arbitrary constant
      • C

        private static final double[] C
        Coefficients
      • LOG_SQRT_TWO_PI

        private static final double LOG_SQRT_TWO_PI
    • Constructor Detail

      • LanczosApproximation

        LanczosApproximation()