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doc: Final grammarcheck and spellcheck before 3.6.0 release. * container.txi, aspell-octave.en.pws, expr.txi, vectorize.txi, accumarray.m, accumdim.m, interpft.m, strread.m, parseparams.m, warning_ids.m, cellfun.cc, help.cc: grammarcheck and spellcheck docstrings.
author Rik <octave@nomad.inbox5.com>
date Thu, 29 Dec 2011 06:05:00 -0800
parents 8b0cb8f79fdc
children
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      SUBROUTINE ZSHCH(ZR, ZI, CSHR, CSHI, CCHR, CCHI)
C***BEGIN PROLOGUE  ZSHCH
C***REFER TO  ZBESK,ZBESH
C
C     ZSHCH COMPUTES THE COMPLEX HYPERBOLIC FUNCTIONS CSH=SINH(X+I*Y)
C     AND CCH=COSH(X+I*Y), WHERE I**2=-1.
C
C***ROUTINES CALLED  (NONE)
C***END PROLOGUE  ZSHCH
C
      DOUBLE PRECISION CCHI, CCHR, CH, CN, CSHI, CSHR, SH, SN, ZI, ZR,
     * DCOSH, DSINH
      SH = DSINH(ZR)
      CH = DCOSH(ZR)
      SN = DSIN(ZI)
      CN = DCOS(ZI)
      CSHR = SH*CN
      CSHI = CH*SN
      CCHR = CH*CN
      CCHI = SH*SN
      RETURN
      END