version 1.13, 2014/01/27 09:28:20
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version 1.18, 2018/05/29 07:17:56
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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 DLALS0 + dependencies |
*> Download DLALS0 + dependencies |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlals0.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.tgz?format=tgz&filename=/lapack/lapack_routine/dlals0.f"> |
*> [TGZ]</a> |
*> [TGZ]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlals0.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.zip?format=zip&filename=/lapack/lapack_routine/dlals0.f"> |
*> [ZIP]</a> |
*> [ZIP]</a> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlals0.f"> |
*> <a href="http://www.netlib.org/cgi-bin/netlibfiles.txt?format=txt&filename=/lapack/lapack_routine/dlals0.f"> |
*> [TXT]</a> |
*> [TXT]</a> |
*> \endhtmlonly |
*> \endhtmlonly |
* |
* |
* Definition: |
* Definition: |
* =========== |
* =========== |
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* SUBROUTINE DLALS0( ICOMPQ, NL, NR, SQRE, NRHS, B, LDB, BX, LDBX, |
* SUBROUTINE DLALS0( ICOMPQ, NL, NR, SQRE, NRHS, B, LDB, BX, LDBX, |
* PERM, GIVPTR, GIVCOL, LDGCOL, GIVNUM, LDGNUM, |
* PERM, GIVPTR, GIVCOL, LDGCOL, GIVNUM, LDGNUM, |
* POLES, DIFL, DIFR, Z, K, C, S, WORK, INFO ) |
* POLES, DIFL, DIFR, Z, K, C, S, WORK, INFO ) |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
* INTEGER GIVPTR, ICOMPQ, INFO, K, LDB, LDBX, LDGCOL, |
* INTEGER GIVPTR, ICOMPQ, INFO, K, LDB, LDBX, LDGCOL, |
* $ LDGNUM, NL, NR, NRHS, SQRE |
* $ LDGNUM, NL, NR, NRHS, SQRE |
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* $ DIFR( LDGNUM, * ), GIVNUM( LDGNUM, * ), |
* $ DIFR( LDGNUM, * ), GIVNUM( LDGNUM, * ), |
* $ POLES( LDGNUM, * ), WORK( * ), Z( * ) |
* $ POLES( LDGNUM, * ), WORK( * ), Z( * ) |
* .. |
* .. |
* |
* |
* |
* |
*> \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. |
* |
* |
*> \date September 2012 |
*> \date December 2016 |
* |
* |
*> \ingroup doubleOTHERcomputational |
*> \ingroup doubleOTHERcomputational |
* |
* |
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$ PERM, GIVPTR, GIVCOL, LDGCOL, GIVNUM, LDGNUM, |
$ PERM, GIVPTR, GIVCOL, LDGCOL, GIVNUM, LDGNUM, |
$ POLES, DIFL, DIFR, Z, K, C, S, WORK, INFO ) |
$ POLES, DIFL, DIFR, Z, K, C, S, WORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.4.2) -- |
* -- LAPACK computational routine (version 3.7.0) -- |
* -- 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..-- |
* September 2012 |
* December 2016 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
INTEGER GIVPTR, ICOMPQ, INFO, K, LDB, LDBX, LDGCOL, |
INTEGER GIVPTR, ICOMPQ, INFO, K, LDB, LDBX, LDGCOL, |
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* Test the input parameters. |
* Test the input parameters. |
* |
* |
INFO = 0 |
INFO = 0 |
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N = NL + NR + 1 |
* |
* |
IF( ( ICOMPQ.LT.0 ) .OR. ( ICOMPQ.GT.1 ) ) THEN |
IF( ( ICOMPQ.LT.0 ) .OR. ( ICOMPQ.GT.1 ) ) THEN |
INFO = -1 |
INFO = -1 |
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INFO = -3 |
INFO = -3 |
ELSE IF( ( SQRE.LT.0 ) .OR. ( SQRE.GT.1 ) ) THEN |
ELSE IF( ( SQRE.LT.0 ) .OR. ( SQRE.GT.1 ) ) THEN |
INFO = -4 |
INFO = -4 |
END IF |
ELSE IF( NRHS.LT.1 ) THEN |
* |
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N = NL + NR + 1 |
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* |
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IF( NRHS.LT.1 ) THEN |
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INFO = -5 |
INFO = -5 |
ELSE IF( LDB.LT.N ) THEN |
ELSE IF( LDB.LT.N ) THEN |
INFO = -7 |
INFO = -7 |