mcgama.f90

来自「数值计算和数值分析在Fortran下的特殊函数库,是数值计算的必备」· F90 代码 · 共 24 行

MODULE cgama_func
 
! From the book "Computation of Special Functions"
!      by Shanjie Zhang and Jianming Jin
!   Copyright 1996 by John Wiley & Sons, Inc.
! The authors state:
!   "However, we give permission to the reader who purchases this book
!    to incorporate any of these programs into his or her programs
!    provided that the copyright is acknowledged."

! Latest revision - 27 December 2001
! Corrections by Alan Miller (amiller @ bigpond.net.au)
! Variables x1 & y1 were used without values assigned to them

IMPLICIT NONE
INTEGER, PARAMETER  :: dp = SELECTED_REAL_KIND(12, 60)
 
CONTAINS


SUBROUTINE cgama(x, y, kf, gr, gi)

!    ======================================================
!    Purpose: Compute the gamma function