DGAMMA(3)

SYNOPSIS
DOUBLE PRECISION FUNCTION DGAMMA (X)

NAME
dgamma - Compute the complete Gamma function.

LIBRARY
SLATEC (FNLIB)

CATEGORY
C7A

TYPE
DOUBLE PRECISION (GAMMA-S, DGAMMA-D, CGAMMA-C)

KEYWORDS
COMPLETE GAMMA FUNCTION, FNLIB, SPECIAL FUNCTIONS

AUTHOR
Fullerton, W., (LANL)

DESCRIPTION
DGAMMA(X) calculates the double precision complete Gamma function for double precision argument X. Series for GAM on the interval 0. to 1.00000E+00 with weighted error 5.79E-32 log weighted error 31.24 significant figures required 30.00 decimal places required 32.05

REFERENCES
(NONE)

ROUTINES CALLED
D1MACH, D9LGMC, DCSEVL, DGAMLM, INITDS, XERMSG

REVISION HISTORY (YYMMDD)
770601 DATE WRITTEN
890531 Changed all specific intrinsics to generic. (WRB)
890911 Removed unnecessary intrinsics. (WRB)
890911 REVISION DATE from Version 3.2
891214 Prologue converted to Version 4.0 format. (BAB)
900315 CALLs to XERROR changed to CALLs to XERMSG. (THJ)
920618 Removed space from variable name. (RWC, WRB)