version 1.12, 2012/08/22 09:48:20
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version 1.13, 2012/12/14 12:30:25
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*> \brief \b DLASD3 |
*> \brief \b DLASD3 finds all square roots of the roots of the secular equation, as defined by the values in D and Z, and then updates the singular vectors by matrix multiplication. Used by sbdsdc. |
* |
* |
* =========== DOCUMENTATION =========== |
* =========== DOCUMENTATION =========== |
* |
* |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date November 2011 |
*> \date September 2012 |
* |
* |
*> \ingroup auxOTHERauxiliary |
*> \ingroup auxOTHERauxiliary |
* |
* |
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$ LDU2, VT, LDVT, VT2, LDVT2, IDXC, CTOT, Z, |
$ LDU2, VT, LDVT, VT2, LDVT2, IDXC, CTOT, Z, |
$ INFO ) |
$ INFO ) |
* |
* |
* -- LAPACK auxiliary routine (version 3.4.0) -- |
* -- LAPACK auxiliary routine (version 3.4.2) -- |
* -- 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 |
* September 2012 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
INTEGER INFO, K, LDQ, LDU, LDU2, LDVT, LDVT2, NL, NR, |
INTEGER INFO, K, LDQ, LDU, LDU2, LDVT, LDVT2, NL, NR, |