version 1.15, 2018/05/29 07:18:37
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version 1.17, 2023/08/07 08:39:39
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*> \param[in,out] A |
*> \param[in,out] A |
*> \verbatim |
*> \verbatim |
*> A is COMPLEX*16 array, dimension (LDA,N) |
*> A is COMPLEX*16 array, dimension (LDA,N) |
*> On entry, the NB diagonal matrix D and the multipliers |
*> On entry, the block diagonal matrix D and the multipliers |
*> used to obtain the factor U or L as computed by ZSYTRF. |
*> used to obtain the factor U or L as computed by ZSYTRF. |
*> |
*> |
*> On exit, if INFO = 0, the (symmetric) inverse of the original |
*> On exit, if INFO = 0, the (symmetric) inverse of the original |
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*> \param[in] IPIV |
*> \param[in] IPIV |
*> \verbatim |
*> \verbatim |
*> IPIV is INTEGER array, dimension (N) |
*> IPIV is INTEGER array, dimension (N) |
*> Details of the interchanges and the NB structure of D |
*> Details of the interchanges and the block structure of D |
*> as determined by ZSYTRF. |
*> as determined by ZSYTRF. |
*> \endverbatim |
*> \endverbatim |
*> |
*> |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date November 2017 |
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* |
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*> \ingroup complex16SYcomputational |
*> \ingroup complex16SYcomputational |
* |
* |
* ===================================================================== |
* ===================================================================== |
SUBROUTINE ZSYTRI2( UPLO, N, A, LDA, IPIV, WORK, LWORK, INFO ) |
SUBROUTINE ZSYTRI2( UPLO, N, A, LDA, IPIV, WORK, LWORK, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.8.0) -- |
* -- 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 2017 |
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* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
CHARACTER UPLO |
CHARACTER UPLO |
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UPPER = LSAME( UPLO, 'U' ) |
UPPER = LSAME( UPLO, 'U' ) |
LQUERY = ( LWORK.EQ.-1 ) |
LQUERY = ( LWORK.EQ.-1 ) |
* Get blocksize |
* Get blocksize |
NBMAX = ILAENV( 1, 'ZSYTRF', UPLO, N, -1, -1, -1 ) |
NBMAX = ILAENV( 1, 'ZSYTRI2', UPLO, N, -1, -1, -1 ) |
IF ( NBMAX .GE. N ) THEN |
IF ( NBMAX .GE. N ) THEN |
MINSIZE = N |
MINSIZE = N |
ELSE |
ELSE |