dcosdg.f
DOUBLE PRECISION FUNCTION DCOSDG (X)
C***BEGIN PROLOGUE DCOSDG
C***PURPOSE Compute the cosine of an argument in degrees.
C***LIBRARY SLATEC (FNLIB)
C***CATEGORY C4A
C***TYPE DOUBLE PRECISION (COSDG-S, DCOSDG-D)
C***KEYWORDS COSINE, DEGREES, ELEMENTARY FUNCTIONS, FNLIB,
C TRIGONOMETRIC
C***AUTHOR Fullerton, W., (LANL)
C***DESCRIPTION
C
C DCOSDG(X) calculates the double precision trigonometric cosine
C for double precision argument X in units of degrees.
C
C***REFERENCES (NONE)
C***ROUTINES CALLED (NONE)
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***END PROLOGUE DCOSDG