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Diff for /rpl/lapack/lapack/zlahrd.f between versions 1.11 and 1.20

version 1.11, 2012/08/22 09:48:35 version 1.20, 2023/08/07 08:39:29
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 *> \brief \b ZLAHRD  *> \brief \b ZLAHRD reduces the first nb columns of a general rectangular matrix A so that elements below the k-th subdiagonal are zero, and returns auxiliary matrices which are needed to apply the transformation to the unreduced part of A.
 *  *
 *  =========== DOCUMENTATION ===========  *  =========== DOCUMENTATION ===========
 *  *
 * Online html documentation available at   * Online html documentation available at
 *            http://www.netlib.org/lapack/explore-html/   *            http://www.netlib.org/lapack/explore-html/
 *  *
 *> \htmlonly  *> \htmlonly
 *> Download ZLAHRD + dependencies   *> Download ZLAHRD + dependencies
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zlahrd.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zlahrd.f">
 *> [TGZ]</a>   *> [TGZ]</a>
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zlahrd.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zlahrd.f">
 *> [ZIP]</a>   *> [ZIP]</a>
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zlahrd.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zlahrd.f">
 *> [TXT]</a>  *> [TXT]</a>
 *> \endhtmlonly   *> \endhtmlonly
 *  *
 *  Definition:  *  Definition:
 *  ===========  *  ===========
 *  *
 *       SUBROUTINE ZLAHRD( N, K, NB, A, LDA, TAU, T, LDT, Y, LDY )  *       SUBROUTINE ZLAHRD( N, K, NB, A, LDA, TAU, T, LDT, Y, LDY )
 *   *
 *       .. Scalar Arguments ..  *       .. Scalar Arguments ..
 *       INTEGER            K, LDA, LDT, LDY, N, NB  *       INTEGER            K, LDA, LDT, LDY, N, NB
 *       ..  *       ..
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 *       COMPLEX*16         A( LDA, * ), T( LDT, NB ), TAU( NB ),  *       COMPLEX*16         A( LDA, * ), T( LDT, NB ), TAU( NB ),
 *      $                   Y( LDY, NB )  *      $                   Y( LDY, NB )
 *       ..  *       ..
 *    *
 *  *
 *> \par Purpose:  *> \par Purpose:
 *  =============  *  =============
 *>  *>
 *> \verbatim  *> \verbatim
 *>  *>
   *> This routine is deprecated and has been replaced by routine ZLAHR2.
   *>
 *> ZLAHRD reduces the first NB columns of a complex general n-by-(n-k+1)  *> ZLAHRD reduces the first NB columns of a complex general n-by-(n-k+1)
 *> matrix A so that elements below the k-th subdiagonal are zero. The  *> matrix A so that elements below the k-th subdiagonal are zero. The
 *> reduction is performed by a unitary similarity transformation  *> reduction is performed by a unitary similarity transformation
 *> Q**H * A * Q. The routine returns the matrices V and T which determine  *> Q**H * A * Q. The routine returns the matrices V and T which determine
 *> Q as a block reflector I - V*T*V**H, and also the matrix Y = A * V * T.  *> Q as a block reflector I - V*T*V**H, and also the matrix Y = A * V * T.
 *>  
 *> This is an OBSOLETE auxiliary routine.   
 *> This routine will be 'deprecated' in a  future release.  
 *> Please use the new routine ZLAHR2 instead.  
 *> \endverbatim  *> \endverbatim
 *  *
 *  Arguments:  *  Arguments:
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 *  Authors:  *  Authors:
 *  ========  *  ========
 *  *
 *> \author Univ. of Tennessee   *> \author Univ. of Tennessee
 *> \author Univ. of California Berkeley   *> \author Univ. of California Berkeley
 *> \author Univ. of Colorado Denver   *> \author Univ. of Colorado Denver
 *> \author NAG Ltd.   *> \author NAG Ltd.
 *  
 *> \date November 2011  
 *  *
 *> \ingroup complex16OTHERauxiliary  *> \ingroup complex16OTHERauxiliary
 *  *
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 *  =====================================================================  *  =====================================================================
       SUBROUTINE ZLAHRD( N, K, NB, A, LDA, TAU, T, LDT, Y, LDY )        SUBROUTINE ZLAHRD( N, K, NB, A, LDA, TAU, T, LDT, Y, LDY )
 *  *
 *  -- LAPACK auxiliary routine (version 3.4.0) --  *  -- LAPACK auxiliary routine --
 *  -- LAPACK is a software package provided by Univ. of Tennessee,    --  *  -- LAPACK is a software package provided by Univ. of Tennessee,    --
 *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--  *  -- Univ. of California Berkeley, Univ. of Colorado Denver and NAG Ltd..--
 *     November 2011  
 *  *
 *     .. Scalar Arguments ..  *     .. Scalar Arguments ..
       INTEGER            K, LDA, LDT, LDY, N, NB        INTEGER            K, LDA, LDT, LDY, N, NB
Removed from v.1.11  
changed lines
  Added in v.1.20

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