version 1.15, 2018/05/29 07:18:37
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version 1.16, 2020/05/21 21:46:11
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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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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 |