dbi.f
DOUBLE PRECISION FUNCTION DBI (X)
C***BEGIN PROLOGUE DBI
C***PURPOSE Evaluate the Bairy function (the Airy function of the
C second kind).
C***LIBRARY SLATEC (FNLIB)
C***CATEGORY C10D
C***TYPE DOUBLE PRECISION (BI-S, DBI-D)
C***KEYWORDS BAIRY FUNCTION, FNLIB, SPECIAL FUNCTIONS
C***AUTHOR Fullerton, W., (LANL)
C***DESCRIPTION
C
C DBI(X) calculates the double precision Airy function of the
C second kind for double precision argument X.
C
C Series for BIF on the interval -1.00000E+00 to 1.00000E+00
C with weighted error 1.45E-32
C log weighted error 31.84
C significant figures required 30.85
C decimal places required 32.40
C
C Series for BIG on the interval -1.00000E+00 to 1.00000E+00
C with weighted error 1.29E-33
C log weighted error 32.89
C significant figures required 31.48
C decimal places required 33.45
C
C Series for BIF2 on the interval 1.00000E+00 to 8.00000E+00
C with weighted error 6.08E-32
C log weighted error 31.22
C approx significant figures required 30.8
C decimal places required 31.80
C
C Series for BIG2 on the interval 1.00000E+00 to 8.00000E+00
C with weighted error 4.91E-33
C log weighted error 32.31
C approx significant figures required 31.6
C decimal places required 32.90
C
C***REFERENCES (NONE)
C***ROUTINES CALLED D1MACH, D9AIMP, DBIE, 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***END PROLOGUE DBI