version 1.14, 2017/06/17 10:54:02
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version 1.18, 2020/05/21 21:46:01
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*> triangular part of the matrix A, and the strictly upper |
*> triangular part of the matrix A, and the strictly upper |
*> triangular part of A is not referenced. |
*> triangular part of A is not referenced. |
*> On exit, if iterative refinement has been successfully used |
*> On exit, if iterative refinement has been successfully used |
*> (INFO.EQ.0 and ITER.GE.0, see description below), then A is |
*> (INFO = 0 and ITER >= 0, see description below), then A is |
*> unchanged, if double precision factorization has been used |
*> unchanged, if double precision factorization has been used |
*> (INFO.EQ.0 and ITER.LT.0, see description below), then the |
*> (INFO = 0 and ITER < 0, see description below), then the |
*> array A contains the factor U or L from the Cholesky |
*> array A contains the factor U or L from the Cholesky |
*> factorization A = U**T*U or A = L*L**T. |
*> factorization A = U**T*U or A = L*L**T. |
*> \endverbatim |
*> \endverbatim |
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SUBROUTINE DSPOSV( UPLO, N, NRHS, A, LDA, B, LDB, X, LDX, WORK, |
SUBROUTINE DSPOSV( UPLO, N, NRHS, A, LDA, B, LDB, X, LDX, WORK, |
$ SWORK, ITER, INFO ) |
$ SWORK, ITER, INFO ) |
* |
* |
* -- LAPACK driver routine (version 3.7.0) -- |
* -- LAPACK driver routine (version 3.8.0) -- |
* -- 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..-- |
* June 2016 |
* June 2016 |
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* |
* |
* .. External Subroutines .. |
* .. External Subroutines .. |
EXTERNAL DAXPY, DSYMM, DLACPY, DLAT2S, DLAG2S, SLAG2D, |
EXTERNAL DAXPY, DSYMM, DLACPY, DLAT2S, DLAG2S, SLAG2D, |
$ SPOTRF, SPOTRS, XERBLA |
$ SPOTRF, SPOTRS, DPOTRF, DPOTRS, XERBLA |
* .. |
* .. |
* .. External Functions .. |
* .. External Functions .. |
INTEGER IDAMAX |
INTEGER IDAMAX |
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30 CONTINUE |
30 CONTINUE |
* |
* |
* If we are at this place of the code, this is because we have |
* If we are at this place of the code, this is because we have |
* performed ITER=ITERMAX iterations and never satisified the |
* performed ITER=ITERMAX iterations and never satisfied the |
* stopping criterion, set up the ITER flag accordingly and follow |
* stopping criterion, set up the ITER flag accordingly and follow |
* up on double precision routine. |
* up on double precision routine. |
* |
* |