dai.f
DOUBLE PRECISION FUNCTION DAI (X)
C***BEGIN PROLOGUE DAI
C***PURPOSE Evaluate the Airy function.
C***LIBRARY SLATEC (FNLIB)
C***CATEGORY C10D
C***TYPE DOUBLE PRECISION (AI-S, DAI-D)
C***KEYWORDS AIRY FUNCTION, FNLIB, SPECIAL FUNCTIONS
C***AUTHOR Fullerton, W., (LANL)
C***DESCRIPTION
C
C DAI(X) calculates the double precision Airy function for double
C precision argument X.
C
C Series for AIF on the interval -1.00000E+00 to 1.00000E+00
C with weighted error 8.37E-33
C log weighted error 32.08
C significant figures required 30.87
C decimal places required 32.63
C
C Series for AIG on the interval -1.00000E+00 to 1.00000E+00
C with weighted error 7.47E-34
C log weighted error 33.13
C significant figures required 31.50
C decimal places required 33.68
C
C***REFERENCES (NONE)
C***ROUTINES CALLED D1MACH, D9AIMP, DAIE, DCSEVL, INITDS, XERMSG
C***REVISION HISTORY (YYMMDD)
C 770701 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 920618 Removed space from variable names. (RWC, WRB)
C***END PROLOGUE DAI