# gamma.f

          FUNCTION GAMMA (X)
    C***BEGIN PROLOGUE  GAMMA
    C***PURPOSE  Compute the complete Gamma function.
    C***LIBRARY   SLATEC (FNLIB)
    C***CATEGORY  C7A
    C***TYPE      SINGLE PRECISION (GAMMA-S, DGAMMA-D, CGAMMA-C)
    C***KEYWORDS  COMPLETE GAMMA FUNCTION, FNLIB, SPECIAL FUNCTIONS
    C***AUTHOR  Fullerton, W., (LANL)
    C***DESCRIPTION
    C
    C GAMMA computes the gamma function at X, where X is not 0, -1, -2, ....
    C GAMMA and X are single precision.
    C
    C***REFERENCES  (NONE)
    C***ROUTINES CALLED  CSEVL, GAMLIM, INITS, R1MACH, R9LGMC, XERMSG
    C***REVISION HISTORY  (YYMMDD)
    C   770601  DATE WRITTEN
    C   890531  Changed all specific intrinsics to generic.  (WRB)
    C   890531  REVISION DATE from Version 3.2
    C   891214  Prologue converted to Version 4.0 format.  (BAB)
    C   900315  CALLs to XERROR changed to CALLs to XERMSG.  (THJ)
    C***END PROLOGUE  GAMMA