tempest/resources/3rdparty/eigen-3.3-beta1/lapack/zladiv.f

*> \brief \b ZLADIV
*
*  =========== DOCUMENTATION ===========
*
* Online html documentation available at 
*            http://www.netlib.org/lapack/explore-html/ 
*
*> \htmlonly
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*> \endhtmlonly 
*
*  Definition:
*  ===========
*
*       COMPLEX*16     FUNCTION ZLADIV( X, Y )
* 
*       .. Scalar Arguments ..
*       COMPLEX*16         X, Y
*       ..
*  
*
*> \par Purpose:
*  =============
*>
*> \verbatim
*>
*> ZLADIV := X / Y, where X and Y are complex.  The computation of X / Y
*> will not overflow on an intermediary step unless the results
*> overflows.
*> \endverbatim
*
*  Arguments:
*  ==========
*
*> \param[in] X
*> \verbatim
*>          X is COMPLEX*16
*> \endverbatim
*>
*> \param[in] Y
*> \verbatim
*>          Y is COMPLEX*16
*>          The complex scalars X and Y.
*> \endverbatim
*
*  Authors:
*  ========
*
*> \author Univ. of Tennessee 
*> \author Univ. of California Berkeley 
*> \author Univ. of Colorado Denver 
*> \author NAG Ltd. 
*
*> \date November 2011
*
*> \ingroup complex16OTHERauxiliary
*
*  =====================================================================
      COMPLEX*16     FUNCTION ZLADIV( X, Y )
*
*  -- LAPACK auxiliary routine (version 3.4.0) --
*  -- LAPACK is a software package provided by Univ. of Tennessee,    --
*  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
*     November 2011
*
*     .. Scalar Arguments ..
      COMPLEX*16         X, Y
*     ..
*
*  =====================================================================
*
*     .. Local Scalars ..
      DOUBLE PRECISION   ZI, ZR
*     ..
*     .. External Subroutines ..
      EXTERNAL           DLADIV
*     ..
*     .. Intrinsic Functions ..
      INTRINSIC          DBLE, DCMPLX, DIMAG
*     ..
*     .. Executable Statements ..
*
      CALL DLADIV( DBLE( X ), DIMAG( X ), DBLE( Y ), DIMAG( Y ), ZR,
     $             ZI )
      ZLADIV = DCMPLX( ZR, ZI )
*
      RETURN
*
*     End of ZLADIV
*
      END