version 1.15, 2017/06/17 10:53:50
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version 1.18, 2023/08/07 08:38:51
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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 doubleOTHERsolve |
*> \ingroup doubleOTHERsolve |
* |
* |
* ===================================================================== |
* ===================================================================== |
SUBROUTINE DGGLSE( M, N, P, A, LDA, B, LDB, C, D, X, WORK, LWORK, |
SUBROUTINE DGGLSE( M, N, P, A, LDA, B, LDB, C, D, X, WORK, LWORK, |
$ INFO ) |
$ INFO ) |
* |
* |
* -- LAPACK driver routine (version 3.7.0) -- |
* -- LAPACK driver 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 .. |
INTEGER INFO, LDA, LDB, LWORK, M, N, P |
INTEGER INFO, LDA, LDB, LWORK, M, N, P |
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* |
* |
CALL DGGRQF( P, M, N, B, LDB, WORK, A, LDA, WORK( P+1 ), |
CALL DGGRQF( P, M, N, B, LDB, WORK, A, LDA, WORK( P+1 ), |
$ WORK( P+MN+1 ), LWORK-P-MN, INFO ) |
$ WORK( P+MN+1 ), LWORK-P-MN, INFO ) |
LOPT = WORK( P+MN+1 ) |
LOPT = INT( WORK( P+MN+1 ) ) |
* |
* |
* Update c = Z**T *c = ( c1 ) N-P |
* Update c = Z**T *c = ( c1 ) N-P |
* ( c2 ) M+P-N |
* ( c2 ) M+P-N |