# clog10.f

          COMPLEX FUNCTION CLOG10 (Z)
    C***BEGIN PROLOGUE  CLOG10
    C***PURPOSE  Compute the principal value of the complex base 10
    C            logarithm.
    C***LIBRARY   SLATEC (FNLIB)
    C***CATEGORY  C4B
    C***TYPE      COMPLEX (CLOG10-C)
    C***KEYWORDS  BASE TEN LOGARITHM, ELEMENTARY FUNCTIONS, FNLIB
    C***AUTHOR  Fullerton, W., (LANL)
    C***DESCRIPTION
    C
    C CLOG10(Z) calculates the principal value of the complex common
    C or base 10 logarithm of Z for -PI .LT. arg(Z) .LE. +PI.
    C
    C***REFERENCES  (NONE)
    C***ROUTINES CALLED  (NONE)
    C***REVISION HISTORY  (YYMMDD)
    C   770401  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  CLOG10