version 1.6, 2011/11/21 20:43:13
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version 1.18, 2023/08/07 08:39:27
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*> \brief \b ZLA_GERCOND_C |
*> \brief \b ZLA_GERCOND_C computes the infinity norm condition number of op(A)*inv(diag(c)) for general matrices. |
* |
* |
* =========== 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 ZLA_GERCOND_C + dependencies |
*> Download ZLA_GERCOND_C + dependencies |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zla_gercond_c.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/zla_gercond_c.f"> |
*> [TGZ]</a> |
*> [TGZ]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zla_gercond_c.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/zla_gercond_c.f"> |
*> [ZIP]</a> |
*> [ZIP]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zla_gercond_c.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/zla_gercond_c.f"> |
*> [TXT]</a> |
*> [TXT]</a> |
*> \endhtmlonly |
*> \endhtmlonly |
* |
* |
* Definition: |
* Definition: |
* =========== |
* =========== |
* |
* |
* DOUBLE PRECISION FUNCTION ZLA_GERCOND_C( TRANS, N, A, LDA, AF, |
* DOUBLE PRECISION FUNCTION ZLA_GERCOND_C( TRANS, N, A, LDA, AF, |
* LDAF, IPIV, C, CAPPLY, |
* LDAF, IPIV, C, CAPPLY, |
* INFO, WORK, RWORK ) |
* INFO, WORK, RWORK ) |
* |
* |
* .. Scalar Aguments .. |
* .. Scalar Arguments .. |
* CHARACTER TRANS |
* CHARACTER TRANS |
* LOGICAL CAPPLY |
* LOGICAL CAPPLY |
* INTEGER N, LDA, LDAF, INFO |
* INTEGER N, LDA, LDAF, INFO |
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* COMPLEX*16 A( LDA, * ), AF( LDAF, * ), WORK( * ) |
* COMPLEX*16 A( LDA, * ), AF( LDAF, * ), WORK( * ) |
* DOUBLE PRECISION C( * ), RWORK( * ) |
* DOUBLE PRECISION C( * ), RWORK( * ) |
* .. |
* .. |
* |
* |
* |
* |
*> \par Purpose: |
*> \par Purpose: |
* ============= |
* ============= |
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*> i > 0: The ith argument is invalid. |
*> i > 0: The ith argument is invalid. |
*> \endverbatim |
*> \endverbatim |
*> |
*> |
*> \param[in] WORK |
*> \param[out] WORK |
*> \verbatim |
*> \verbatim |
*> WORK is COMPLEX*16 array, dimension (2*N). |
*> WORK is COMPLEX*16 array, dimension (2*N). |
*> Workspace. |
*> Workspace. |
*> \endverbatim |
*> \endverbatim |
*> |
*> |
*> \param[in] RWORK |
*> \param[out] RWORK |
*> \verbatim |
*> \verbatim |
*> RWORK is DOUBLE PRECISION array, dimension (N). |
*> RWORK is DOUBLE PRECISION array, dimension (N). |
*> Workspace. |
*> Workspace. |
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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. |
* |
|
*> \date November 2011 |
|
* |
* |
*> \ingroup complex16GEcomputational |
*> \ingroup complex16GEcomputational |
* |
* |
* ===================================================================== |
* ===================================================================== |
DOUBLE PRECISION FUNCTION ZLA_GERCOND_C( TRANS, N, A, LDA, AF, |
DOUBLE PRECISION FUNCTION ZLA_GERCOND_C( TRANS, N, A, LDA, AF, |
$ LDAF, IPIV, C, CAPPLY, |
$ LDAF, IPIV, C, CAPPLY, |
$ INFO, WORK, RWORK ) |
$ INFO, WORK, RWORK ) |
* |
* |
* -- LAPACK computational routine (version 3.4.0) -- |
* -- 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..-- |
* November 2011 |
|
* |
* |
* .. Scalar Aguments .. |
* .. Scalar Arguments .. |
CHARACTER TRANS |
CHARACTER TRANS |
LOGICAL CAPPLY |
LOGICAL CAPPLY |
INTEGER N, LDA, LDAF, INFO |
INTEGER N, LDA, LDAF, INFO |
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NOTRANS = LSAME( TRANS, 'N' ) |
NOTRANS = LSAME( TRANS, 'N' ) |
IF ( .NOT. NOTRANS .AND. .NOT. LSAME( TRANS, 'T' ) .AND. .NOT. |
IF ( .NOT. NOTRANS .AND. .NOT. LSAME( TRANS, 'T' ) .AND. .NOT. |
$ LSAME( TRANS, 'C' ) ) THEN |
$ LSAME( TRANS, 'C' ) ) THEN |
|
INFO = -1 |
ELSE IF( N.LT.0 ) THEN |
ELSE IF( N.LT.0 ) THEN |
INFO = -2 |
INFO = -2 |
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ELSE IF( LDA.LT.MAX( 1, N ) ) THEN |
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INFO = -4 |
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ELSE IF( LDAF.LT.MAX( 1, N ) ) THEN |
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INFO = -6 |
END IF |
END IF |
IF( INFO.NE.0 ) THEN |
IF( INFO.NE.0 ) THEN |
CALL XERBLA( 'ZLA_GERCOND_C', -INFO ) |
CALL XERBLA( 'ZLA_GERCOND_C', -INFO ) |
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* |
* |
RETURN |
RETURN |
* |
* |
|
* End of ZLA_GERCOND_C |
|
* |
END |
END |