d9b0mp.f
SUBROUTINE D9B0MP (X, AMPL, THETA)
C***BEGIN PROLOGUE D9B0MP
....
....
Warning: this routine is not intended to be user-callable.
....
....
C***SUBSIDIARY
C***PURPOSE Evaluate the modulus and phase for the J0 and Y0 Bessel
C functions.
C***LIBRARY SLATEC (FNLIB)
C***CATEGORY C10A1
C***TYPE DOUBLE PRECISION (D9B0MP-D)
C***KEYWORDS BESSEL FUNCTION, FNLIB, MODULUS, PHASE, SPECIAL FUNCTIONS
C***AUTHOR Fullerton, W., (LANL)
C***DESCRIPTION
C
C Evaluate the modulus and phase for the Bessel J0 and Y0 functions.
C
C Series for BM0 on the interval 1.56250E-02 to 6.25000E-02
C with weighted error 4.40E-32
C log weighted error 31.36
C significant figures required 30.02
C decimal places required 32.14
C
C Series for BTH0 on the interval 0. to 1.56250E-02
C with weighted error 2.66E-32
C log weighted error 31.57
C significant figures required 30.67
C decimal places required 32.40
C
C Series for BM02 on the interval 0. to 1.56250E-02
C with weighted error 4.72E-32
C log weighted error 31.33
C significant figures required 30.00
C decimal places required 32.13
C
C Series for BT02 on the interval 1.56250E-02 to 6.25000E-02
C with weighted error 2.99E-32
C log weighted error 31.52
C significant figures required 30.61
C decimal places required 32.32
C
C***REFERENCES (NONE)
C***ROUTINES CALLED D1MACH, 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 900720 Routine changed from user-callable to subsidiary. (WRB)
C 920618 Removed space from variable names. (RWC, WRB)
C***END PROLOGUE D9B0MP