version 1.9, 2011/11/21 20:42:59
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version 1.16, 2016/08/27 15:34:31
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*> \brief \b DLASDQ |
*> \brief \b DLASDQ computes the SVD of a real bidiagonal matrix with diagonal d and off-diagonal e. Used by sbdsdc. |
* |
* |
* =========== DOCUMENTATION =========== |
* =========== DOCUMENTATION =========== |
* |
* |
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*> \verbatim |
*> \verbatim |
*> UPLO is CHARACTER*1 |
*> UPLO is CHARACTER*1 |
*> On entry, UPLO specifies whether the input bidiagonal matrix |
*> On entry, UPLO specifies whether the input bidiagonal matrix |
*> is upper or lower bidiagonal, and wether it is square are |
*> is upper or lower bidiagonal, and whether it is square are |
*> not. |
*> not. |
*> UPLO = 'U' or 'u' B is upper bidiagonal. |
*> UPLO = 'U' or 'u' B is upper bidiagonal. |
*> UPLO = 'L' or 'l' B is lower bidiagonal. |
*> UPLO = 'L' or 'l' B is lower bidiagonal. |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date November 2011 |
*> \date June 2016 |
* |
* |
*> \ingroup auxOTHERauxiliary |
*> \ingroup auxOTHERauxiliary |
* |
* |
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SUBROUTINE DLASDQ( UPLO, SQRE, N, NCVT, NRU, NCC, D, E, VT, LDVT, |
SUBROUTINE DLASDQ( UPLO, SQRE, N, NCVT, NRU, NCC, D, E, VT, LDVT, |
$ U, LDU, C, LDC, WORK, INFO ) |
$ U, LDU, C, LDC, WORK, INFO ) |
* |
* |
* -- LAPACK auxiliary routine (version 3.4.0) -- |
* -- LAPACK auxiliary routine (version 3.6.1) -- |
* -- 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 |
* June 2016 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER UPLO |
CHARACTER UPLO |