[BACK]Return to dggglm.f CVS log [TXT] [DIR] Up to [local] / rpl / lapack / lapack

Diff for /rpl/lapack/lapack/dggglm.f between versions 1.13 and 1.19

version 1.13, 2014/01/27 09:28:17 version 1.19, 2023/08/07 08:38:51
Line 1 Line 1
 *> \brief <b> DGGEVX computes the eigenvalues and, optionally, the left and/or right eigenvectors for GE matrices</b>  *> \brief \b DGGGLM
 *  *
 *  =========== 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 DGGGLM + dependencies   *> Download DGGGLM + dependencies
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dggglm.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dggglm.f">
 *> [TGZ]</a>   *> [TGZ]</a>
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dggglm.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dggglm.f">
 *> [ZIP]</a>   *> [ZIP]</a>
 *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dggglm.f">   *> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dggglm.f">
 *> [TXT]</a>  *> [TXT]</a>
 *> \endhtmlonly   *> \endhtmlonly
 *  *
 *  Definition:  *  Definition:
 *  ===========  *  ===========
 *  *
 *       SUBROUTINE DGGGLM( N, M, P, A, LDA, B, LDB, D, X, Y, WORK, LWORK,  *       SUBROUTINE DGGGLM( N, M, P, A, LDA, B, LDB, D, X, Y, WORK, LWORK,
 *                          INFO )  *                          INFO )
 *   *
 *       .. Scalar Arguments ..  *       .. Scalar Arguments ..
 *       INTEGER            INFO, LDA, LDB, LWORK, M, N, P  *       INTEGER            INFO, LDA, LDB, LWORK, M, N, P
 *       ..  *       ..
Line 28 Line 28
 *       DOUBLE PRECISION   A( LDA, * ), B( LDB, * ), D( * ), WORK( * ),  *       DOUBLE PRECISION   A( LDA, * ), B( LDB, * ), D( * ), WORK( * ),
 *      $                   X( * ), Y( * )  *      $                   X( * ), Y( * )
 *       ..  *       ..
 *    *
 *  *
 *> \par Purpose:  *> \par Purpose:
 *  =============  *  =============
Line 172 Line 172
 *  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 doubleOTHEReigen  *> \ingroup doubleOTHEReigen
 *  *
Line 185 Line 183
       SUBROUTINE DGGGLM( N, M, P, A, LDA, B, LDB, D, X, Y, WORK, LWORK,        SUBROUTINE DGGGLM( N, M, P, A, LDA, B, LDB, D, X, Y, WORK, LWORK,
      $                   INFO )       $                   INFO )
 *  *
 *  -- LAPACK driver routine (version 3.4.0) --  *  -- LAPACK driver 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            INFO, LDA, LDB, LWORK, M, N, P        INTEGER            INFO, LDA, LDB, LWORK, M, N, P
Line 270 Line 267
 *  *
 *     Quick return if possible  *     Quick return if possible
 *  *
       IF( N.EQ.0 )        IF( N.EQ.0 ) THEN
      $   RETURN           DO I = 1, M
               X(I) = ZERO
            END DO
            DO I = 1, P
               Y(I) = ZERO
            END DO
            RETURN
         END IF
 *  *
 *     Compute the GQR factorization of matrices A and B:  *     Compute the GQR factorization of matrices A and B:
 *  *
Line 284 Line 288
 *  *
       CALL DGGQRF( N, M, P, A, LDA, WORK, B, LDB, WORK( M+1 ),        CALL DGGQRF( N, M, P, A, LDA, WORK, B, LDB, WORK( M+1 ),
      $             WORK( M+NP+1 ), LWORK-M-NP, INFO )       $             WORK( M+NP+1 ), LWORK-M-NP, INFO )
       LOPT = WORK( M+NP+1 )        LOPT = INT( WORK( M+NP+1 ) )
 *  *
 *     Update left-hand-side vector d = Q**T*d = ( d1 ) M  *     Update left-hand-side vector d = Q**T*d = ( d1 ) M
 *                                               ( d2 ) N-M  *                                               ( d2 ) N-M
Removed from v.1.13  
changed lines
  Added in v.1.19

CVSweb interface <joel.bertrand@systella.fr>