cunik.f
SUBROUTINE CUNIK (ZR, FNU, IKFLG, IPMTR, TOL, INIT, PHI, ZETA1,
+ ZETA2, SUM, CWRK)
C***BEGIN PROLOGUE CUNIK
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Warning: this routine is not intended to be user-callable.
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C***SUBSIDIARY
C***PURPOSE Subsidiary to CBESI and CBESK
C***LIBRARY SLATEC
C***TYPE ALL (CUNIK-A, ZUNIK-A)
C***AUTHOR Amos, D. E., (SNL)
C***DESCRIPTION
C
C CUNIK COMPUTES PARAMETERS FOR THE UNIFORM ASYMPTOTIC
C EXPANSIONS OF THE I AND K FUNCTIONS ON IKFLG= 1 OR 2
C RESPECTIVELY BY
C
C W(FNU,ZR) = PHI*EXP(ZETA)*SUM
C
C WHERE ZETA=-ZETA1 + ZETA2 OR
C ZETA1 - ZETA2
C
C THE FIRST CALL MUST HAVE INIT=0. SUBSEQUENT CALLS WITH THE
C SAME ZR AND FNU WILL RETURN THE I OR K FUNCTION ON IKFLG=
C 1 OR 2 WITH NO CHANGE IN INIT. CWRK IS A COMPLEX WORK
C ARRAY. IPMTR=0 COMPUTES ALL PARAMETERS. IPMTR=1 COMPUTES PHI,
C ZETA1,ZETA2.
C
C***SEE ALSO CBESI, CBESK
C***ROUTINES CALLED R1MACH
C***REVISION HISTORY (YYMMDD)
C 830501 DATE WRITTEN
C 910415 Prologue converted to Version 4.0 format. (BAB)
C***END PROLOGUE CUNIK