version 1.8, 2012/08/22 09:48:26
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version 1.12, 2015/11/26 11:44:20
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date April 2012 |
*> \date November 2015 |
* |
* |
*> \ingroup doubleSYcomputational |
*> \ingroup doubleSYdriver |
* |
* |
* ===================================================================== |
* ===================================================================== |
SUBROUTINE DSYSVXX( FACT, UPLO, N, NRHS, A, LDA, AF, LDAF, IPIV, |
SUBROUTINE DSYSVXX( FACT, UPLO, N, NRHS, A, LDA, AF, LDAF, IPIV, |
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$ N_ERR_BNDS, ERR_BNDS_NORM, ERR_BNDS_COMP, |
$ N_ERR_BNDS, ERR_BNDS_NORM, ERR_BNDS_COMP, |
$ NPARAMS, PARAMS, WORK, IWORK, INFO ) |
$ NPARAMS, PARAMS, WORK, IWORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.4.1) -- |
* -- LAPACK driver routine (version 3.6.0) -- |
* -- 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..-- |
* April 2012 |
* November 2015 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER EQUED, FACT, UPLO |
CHARACTER EQUED, FACT, UPLO |
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INFO = -8 |
INFO = -8 |
ELSE IF( LSAME( FACT, 'F' ) .AND. .NOT. |
ELSE IF( LSAME( FACT, 'F' ) .AND. .NOT. |
$ ( RCEQU .OR. LSAME( EQUED, 'N' ) ) ) THEN |
$ ( RCEQU .OR. LSAME( EQUED, 'N' ) ) ) THEN |
INFO = -9 |
INFO = -10 |
ELSE |
ELSE |
IF ( RCEQU ) THEN |
IF ( RCEQU ) THEN |
SMIN = BIGNUM |
SMIN = BIGNUM |
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SMAX = MAX( SMAX, S( J ) ) |
SMAX = MAX( SMAX, S( J ) ) |
10 CONTINUE |
10 CONTINUE |
IF( SMIN.LE.ZERO ) THEN |
IF( SMIN.LE.ZERO ) THEN |
INFO = -10 |
INFO = -11 |
ELSE IF( N.GT.0 ) THEN |
ELSE IF( N.GT.0 ) THEN |
SCOND = MAX( SMIN, SMLNUM ) / MIN( SMAX, BIGNUM ) |
SCOND = MAX( SMIN, SMLNUM ) / MIN( SMAX, BIGNUM ) |
ELSE |
ELSE |
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END IF |
END IF |
IF( INFO.EQ.0 ) THEN |
IF( INFO.EQ.0 ) THEN |
IF( LDB.LT.MAX( 1, N ) ) THEN |
IF( LDB.LT.MAX( 1, N ) ) THEN |
INFO = -12 |
INFO = -13 |
ELSE IF( LDX.LT.MAX( 1, N ) ) THEN |
ELSE IF( LDX.LT.MAX( 1, N ) ) THEN |
INFO = -14 |
INFO = -15 |
END IF |
END IF |
END IF |
END IF |
END IF |
END IF |