version 1.7, 2011/11/21 20:42:53
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version 1.13, 2014/01/27 09:28:18
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*> \brief \b DGSVJ1 |
*> \brief \b DGSVJ1 pre-processor for the routine sgesvj, applies Jacobi rotations targeting only particular pivots. |
* |
* |
* =========== 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 doubleOTHERcomputational |
*> \ingroup doubleOTHERcomputational |
* |
* |
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SUBROUTINE DGSVJ1( JOBV, M, N, N1, A, LDA, D, SVA, MV, V, LDV, |
SUBROUTINE DGSVJ1( JOBV, M, N, N1, A, LDA, D, SVA, MV, V, LDV, |
$ EPS, SFMIN, TOL, NSWEEP, WORK, LWORK, INFO ) |
$ EPS, SFMIN, TOL, NSWEEP, WORK, LWORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.4.0) -- |
* -- LAPACK computational 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 .. |
DOUBLE PRECISION EPS, SFMIN, TOL |
DOUBLE PRECISION EPS, SFMIN, TOL |
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* ===================================================================== |
* ===================================================================== |
* |
* |
* .. Local Parameters .. |
* .. Local Parameters .. |
DOUBLE PRECISION ZERO, HALF, ONE, TWO |
DOUBLE PRECISION ZERO, HALF, ONE |
PARAMETER ( ZERO = 0.0D0, HALF = 0.5D0, ONE = 1.0D0, |
PARAMETER ( ZERO = 0.0D0, HALF = 0.5D0, ONE = 1.0D0 ) |
$ TWO = 2.0D0 ) |
|
* .. |
* .. |
* .. Local Scalars .. |
* .. Local Scalars .. |
DOUBLE PRECISION AAPP, AAPP0, AAPQ, AAQQ, APOAQ, AQOAP, BIG, |
DOUBLE PRECISION AAPP, AAPP0, AAPQ, AAQQ, APOAQ, AQOAP, BIG, |