version 1.15, 2017/06/17 11:06:14
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version 1.18, 2023/08/07 08:38:47
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*> \verbatim |
*> \verbatim |
*> JOB is CHARACTER*1 |
*> JOB is CHARACTER*1 |
*> Specifies the type of backward transformation required: |
*> Specifies the type of backward transformation required: |
*> = 'N', do nothing, return immediately; |
*> = 'N': do nothing, return immediately; |
*> = 'P', do backward transformation for permutation only; |
*> = 'P': do backward transformation for permutation only; |
*> = 'S', do backward transformation for scaling only; |
*> = 'S': do backward transformation for scaling only; |
*> = 'B', do backward transformations for both permutation and |
*> = 'B': do backward transformations for both permutation and |
*> scaling. |
*> scaling. |
*> JOB must be the same as the argument JOB supplied to DGEBAL. |
*> JOB must be the same as the argument JOB supplied to DGEBAL. |
*> \endverbatim |
*> \endverbatim |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date December 2016 |
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* |
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*> \ingroup doubleGEcomputational |
*> \ingroup doubleGEcomputational |
* |
* |
* ===================================================================== |
* ===================================================================== |
SUBROUTINE DGEBAK( JOB, SIDE, N, ILO, IHI, SCALE, M, V, LDV, |
SUBROUTINE DGEBAK( JOB, SIDE, N, ILO, IHI, SCALE, M, V, LDV, |
$ INFO ) |
$ INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.7.0) -- |
* -- LAPACK computational 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..-- |
* December 2016 |
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* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER JOB, SIDE |
CHARACTER JOB, SIDE |
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$ GO TO 40 |
$ GO TO 40 |
IF( I.LT.ILO ) |
IF( I.LT.ILO ) |
$ I = ILO - II |
$ I = ILO - II |
K = SCALE( I ) |
K = INT( SCALE( I ) ) |
IF( K.EQ.I ) |
IF( K.EQ.I ) |
$ GO TO 40 |
$ GO TO 40 |
CALL DSWAP( M, V( I, 1 ), LDV, V( K, 1 ), LDV ) |
CALL DSWAP( M, V( I, 1 ), LDV, V( K, 1 ), LDV ) |
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$ GO TO 50 |
$ GO TO 50 |
IF( I.LT.ILO ) |
IF( I.LT.ILO ) |
$ I = ILO - II |
$ I = ILO - II |
K = SCALE( I ) |
K = INT( SCALE( I ) ) |
IF( K.EQ.I ) |
IF( K.EQ.I ) |
$ GO TO 50 |
$ GO TO 50 |
CALL DSWAP( M, V( I, 1 ), LDV, V( K, 1 ), LDV ) |
CALL DSWAP( M, V( I, 1 ), LDV, V( K, 1 ), LDV ) |