Special Functions

• %k — Jacobi's complete elliptic integral
• %sn — Jacobi's elliptic function
• amell — Эллиптическая функция am Якоби
• besselh — Bessel functions of the third kind (aka Hankel functions)
• beta — beta function (Euler integral of the first kind)
• calerf — computes error functions.
• dawson — Compute the Dawson (scaled imaginary error) function.
• delip — полный и неполный эллиптический интеграл первого рода
• dlgamma — derivative of gammaln function, psi function
• erf — The error function.
• erfc — The complementary error function.
• erfcx — scaled complementary error function.
• erfi — The imaginary error function.
• erfinv — inverse error function
• findm — for elliptic filter design
• gamma — The gamma function.
• gammaln — The logarithm of gamma function.
• legendre — associated Legendre functions