d9gmit.f
DOUBLE PRECISION FUNCTION D9GMIT (A, X, ALGAP1, SGNGAM, ALX)
C***BEGIN PROLOGUE D9GMIT
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Warning: this routine is not intended to be user-callable.
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C***SUBSIDIARY
C***PURPOSE Compute Tricomi's incomplete Gamma function for small
C arguments.
C***LIBRARY SLATEC (FNLIB)
C***CATEGORY C7E
C***TYPE DOUBLE PRECISION (R9GMIT-S, D9GMIT-D)
C***KEYWORDS COMPLEMENTARY INCOMPLETE GAMMA FUNCTION, FNLIB, SMALL X,
C SPECIAL FUNCTIONS, TRICOMI
C***AUTHOR Fullerton, W., (LANL)
C***DESCRIPTION
C
C Compute Tricomi's incomplete gamma function for small X.
C
C***REFERENCES (NONE)
C***ROUTINES CALLED D1MACH, DLNGAM, XERMSG
C***REVISION HISTORY (YYMMDD)
C 770701 DATE WRITTEN
C 890531 Changed all specific intrinsics to generic. (WRB)
C 890911 Removed unnecessary intrinsics. (WRB)
C 890911 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 900720 Routine changed from user-callable to subsidiary. (WRB)
C***END PROLOGUE D9GMIT