version 1.14, 2016/08/27 15:34:48
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version 1.18, 2023/08/07 08:39:21
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* |
* |
* =========== DOCUMENTATION =========== |
* =========== DOCUMENTATION =========== |
* |
* |
* Online html documentation available at |
* Online html documentation available at |
* http://www.netlib.org/lapack/explore-html/ |
* http://www.netlib.org/lapack/explore-html/ |
* |
* |
*> \htmlonly |
*> \htmlonly |
*> Download ZGGEVX + dependencies |
*> Download ZGGEVX + dependencies |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zggevx.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zggevx.f"> |
*> [TGZ]</a> |
*> [TGZ]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zggevx.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zggevx.f"> |
*> [ZIP]</a> |
*> [ZIP]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zggevx.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zggevx.f"> |
*> [TXT]</a> |
*> [TXT]</a> |
*> \endhtmlonly |
*> \endhtmlonly |
* |
* |
* Definition: |
* Definition: |
* =========== |
* =========== |
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* ALPHA, BETA, VL, LDVL, VR, LDVR, ILO, IHI, |
* ALPHA, BETA, VL, LDVL, VR, LDVR, ILO, IHI, |
* LSCALE, RSCALE, ABNRM, BBNRM, RCONDE, RCONDV, |
* LSCALE, RSCALE, ABNRM, BBNRM, RCONDE, RCONDV, |
* WORK, LWORK, RWORK, IWORK, BWORK, INFO ) |
* WORK, LWORK, RWORK, IWORK, BWORK, INFO ) |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
* CHARACTER BALANC, JOBVL, JOBVR, SENSE |
* CHARACTER BALANC, JOBVL, JOBVR, SENSE |
* INTEGER IHI, ILO, INFO, LDA, LDB, LDVL, LDVR, LWORK, N |
* INTEGER IHI, ILO, INFO, LDA, LDB, LDVL, LDVR, LWORK, N |
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* $ BETA( * ), VL( LDVL, * ), VR( LDVR, * ), |
* $ BETA( * ), VL( LDVL, * ), VR( LDVR, * ), |
* $ WORK( * ) |
* $ WORK( * ) |
* .. |
* .. |
* |
* |
* |
* |
*> \par Purpose: |
*> \par Purpose: |
* ============= |
* ============= |
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* Authors: |
* Authors: |
* ======== |
* ======== |
* |
* |
*> \author Univ. of Tennessee |
*> \author Univ. of Tennessee |
*> \author Univ. of California Berkeley |
*> \author Univ. of California Berkeley |
*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
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*> \date April 2012 |
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* |
* |
*> \ingroup complex16GEeigen |
*> \ingroup complex16GEeigen |
* |
* |
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$ LSCALE, RSCALE, ABNRM, BBNRM, RCONDE, RCONDV, |
$ LSCALE, RSCALE, ABNRM, BBNRM, RCONDE, RCONDV, |
$ WORK, LWORK, RWORK, IWORK, BWORK, INFO ) |
$ WORK, LWORK, RWORK, IWORK, BWORK, INFO ) |
* |
* |
* -- LAPACK driver routine (version 3.4.1) -- |
* -- 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..-- |
* April 2012 |
|
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER BALANC, JOBVL, JOBVR, SENSE |
CHARACTER BALANC, JOBVL, JOBVR, SENSE |
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IF( ILVL ) THEN |
IF( ILVL ) THEN |
MAXWRK = MAX( MAXWRK, N + |
MAXWRK = MAX( MAXWRK, N + |
$ N*ILAENV( 1, 'ZUNGQR', ' ', N, 1, N, 0 ) ) |
$ N*ILAENV( 1, 'ZUNGQR', ' ', N, 1, N, 0 ) ) |
END IF |
END IF |
END IF |
END IF |
WORK( 1 ) = MAXWRK |
WORK( 1 ) = MAXWRK |
* |
* |
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* |
* |
IF( .NOT.WANTSN ) THEN |
IF( .NOT.WANTSN ) THEN |
* |
* |
* compute eigenvectors (DTGEVC) and estimate condition |
* compute eigenvectors (ZTGEVC) and estimate condition |
* numbers (DTGSNA). Note that the definition of the condition |
* numbers (ZTGSNA). Note that the definition of the condition |
* number is not invariant under transformation (u,v) to |
* number is not invariant under transformation (u,v) to |
* (Q*u, Z*v), where (u,v) are eigenvectors of the generalized |
* (Q*u, Z*v), where (u,v) are eigenvectors of the generalized |
* Schur form (S,T), Q and Z are orthogonal matrices. In order |
* Schur form (S,T), Q and Z are orthogonal matrices. In order |