Mercurial > octave-nkf

view libcruft/amos/xzexp.f @ 12747:901d466ee55a stable release-3-4-1

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Version 3.4.1 released. * configure.ac (AC_INIT): Version is now 3.4.1. (OCTAVE_API_VERSION_NUMBER): Now 45. (OCTAVE_RELEASE_DATE): Now 2011-06-15.
author John W. Eaton <jwe@octave.org>
date Wed, 15 Jun 2011 10:35:37 -0400
parents 8b0cb8f79fdc
children
line wrap: on
line source

      SUBROUTINE XZEXP(AR, AI, BR, BI)
C***BEGIN PROLOGUE  XZEXP
C***REFER TO  ZBESH,ZBESI,ZBESJ,ZBESK,ZBESY,ZAIRY,ZBIRY
C
C     DOUBLE PRECISION COMPLEX EXPONENTIAL FUNCTION B=EXP(A)
C
C***ROUTINES CALLED  (NONE)
C***END PROLOGUE  XZEXP
      DOUBLE PRECISION AR, AI, BR, BI, ZM, CA, CB
      ZM = DEXP(AR)
      CA = ZM*DCOS(AI)
      CB = ZM*DSIN(AI)
      BR = CA
      BI = CB
      RETURN
      END