version 1.10, 2011/11/21 20:42:59
|
version 1.17, 2017/06/17 10:53:57
|
Line 1
|
Line 1
|
*> \brief \b DLASDA |
*> \brief \b DLASDA computes the singular value decomposition (SVD) of a real upper bidiagonal matrix with diagonal d and off-diagonal e. Used by sbdsdc. |
* |
* |
* =========== 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 DLASDA + dependencies |
*> Download DLASDA + dependencies |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlasda.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlasda.f"> |
*> [TGZ]</a> |
*> [TGZ]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlasda.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlasda.f"> |
*> [ZIP]</a> |
*> [ZIP]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlasda.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlasda.f"> |
*> [TXT]</a> |
*> [TXT]</a> |
*> \endhtmlonly |
*> \endhtmlonly |
* |
* |
* Definition: |
* Definition: |
* =========== |
* =========== |
Line 21
|
Line 21
|
* SUBROUTINE DLASDA( ICOMPQ, SMLSIZ, N, SQRE, D, E, U, LDU, VT, K, |
* SUBROUTINE DLASDA( ICOMPQ, SMLSIZ, N, SQRE, D, E, U, LDU, VT, K, |
* DIFL, DIFR, Z, POLES, GIVPTR, GIVCOL, LDGCOL, |
* DIFL, DIFR, Z, POLES, GIVPTR, GIVCOL, LDGCOL, |
* PERM, GIVNUM, C, S, WORK, IWORK, INFO ) |
* PERM, GIVNUM, C, S, WORK, IWORK, INFO ) |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
* INTEGER ICOMPQ, INFO, LDGCOL, LDU, N, SMLSIZ, SQRE |
* INTEGER ICOMPQ, INFO, LDGCOL, LDU, N, SMLSIZ, SQRE |
* .. |
* .. |
Line 33
|
Line 33
|
* $ S( * ), U( LDU, * ), VT( LDU, * ), WORK( * ), |
* $ S( * ), U( LDU, * ), VT( LDU, * ), WORK( * ), |
* $ Z( LDU, * ) |
* $ Z( LDU, * ) |
* .. |
* .. |
* |
* |
* |
* |
*> \par Purpose: |
*> \par Purpose: |
* ============= |
* ============= |
Line 254
|
Line 254
|
* 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 |
*> \date December 2016 |
* |
* |
*> \ingroup auxOTHERauxiliary |
*> \ingroup OTHERauxiliary |
* |
* |
*> \par Contributors: |
*> \par Contributors: |
* ================== |
* ================== |
Line 274
|
Line 274
|
$ DIFL, DIFR, Z, POLES, GIVPTR, GIVCOL, LDGCOL, |
$ DIFL, DIFR, Z, POLES, GIVPTR, GIVCOL, LDGCOL, |
$ PERM, GIVNUM, C, S, WORK, IWORK, INFO ) |
$ PERM, GIVNUM, C, S, WORK, IWORK, INFO ) |
* |
* |
* -- LAPACK auxiliary routine (version 3.4.0) -- |
* -- LAPACK auxiliary routine (version 3.7.0) -- |
* -- 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 |
* December 2016 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
INTEGER ICOMPQ, INFO, LDGCOL, LDU, N, SMLSIZ, SQRE |
INTEGER ICOMPQ, INFO, LDGCOL, LDU, N, SMLSIZ, SQRE |