version 1.13, 2017/06/17 11:06:21
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version 1.16, 2020/05/21 21:45:57
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*> \verbatim |
*> \verbatim |
*> PREC_TYPE is INTEGER |
*> PREC_TYPE is INTEGER |
*> Specifies the intermediate precision to be used in refinement. |
*> Specifies the intermediate precision to be used in refinement. |
*> The value is defined by ILAPREC(P) where P is a CHARACTER and |
*> The value is defined by ILAPREC(P) where P is a CHARACTER and P |
*> P = 'S': Single |
*> = 'S': Single |
*> = 'D': Double |
*> = 'D': Double |
*> = 'I': Indigenous |
*> = 'I': Indigenous |
*> = 'X', 'E': Extra |
*> = 'X' or 'E': Extra |
*> \endverbatim |
*> \endverbatim |
*> |
*> |
*> \param[in] TRANS_TYPE |
*> \param[in] TRANS_TYPE |
*> \verbatim |
*> \verbatim |
*> TRANS_TYPE is INTEGER |
*> TRANS_TYPE is INTEGER |
*> Specifies the transposition operation on A. |
*> Specifies the transposition operation on A. |
*> The value is defined by ILATRANS(T) where T is a CHARACTER and |
*> The value is defined by ILATRANS(T) where T is a CHARACTER and T |
*> T = 'N': No transpose |
*> = 'N': No transpose |
*> = 'T': Transpose |
*> = 'T': Transpose |
*> = 'C': Conjugate transpose |
*> = 'C': Conjugate transpose |
*> \endverbatim |
*> \endverbatim |
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*> |
*> |
*> \param[in,out] Y |
*> \param[in,out] Y |
*> \verbatim |
*> \verbatim |
*> Y is DOUBLE PRECISION array, dimension |
*> Y is DOUBLE PRECISION array, dimension (LDY,NRHS) |
*> (LDY,NRHS) |
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*> On entry, the solution matrix X, as computed by DGETRS. |
*> On entry, the solution matrix X, as computed by DGETRS. |
*> On exit, the improved solution matrix Y. |
*> On exit, the improved solution matrix Y. |
*> \endverbatim |
*> \endverbatim |
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*> |
*> |
*> \param[in,out] ERRS_N |
*> \param[in,out] ERRS_N |
*> \verbatim |
*> \verbatim |
*> ERRS_N is DOUBLE PRECISION array, dimension |
*> ERRS_N is DOUBLE PRECISION array, dimension (NRHS, N_ERR_BNDS) |
*> (NRHS, N_ERR_BNDS) |
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*> For each right-hand side, this array contains information about |
*> For each right-hand side, this array contains information about |
*> various error bounds and condition numbers corresponding to the |
*> various error bounds and condition numbers corresponding to the |
*> normwise relative error, which is defined as follows: |
*> normwise relative error, which is defined as follows: |
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*> |
*> |
*> \param[in,out] ERRS_C |
*> \param[in,out] ERRS_C |
*> \verbatim |
*> \verbatim |
*> ERRS_C is DOUBLE PRECISION array, dimension |
*> ERRS_C is DOUBLE PRECISION array, dimension (NRHS, N_ERR_BNDS) |
*> (NRHS, N_ERR_BNDS) |
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*> For each right-hand side, this array contains information about |
*> For each right-hand side, this array contains information about |
*> various error bounds and condition numbers corresponding to the |
*> various error bounds and condition numbers corresponding to the |
*> componentwise relative error, which is defined as follows: |
*> componentwise relative error, which is defined as follows: |
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*> information as described below. There currently are up to three |
*> information as described below. There currently are up to three |
*> pieces of information returned for each right-hand side. If |
*> pieces of information returned for each right-hand side. If |
*> componentwise accuracy is not requested (PARAMS(3) = 0.0), then |
*> componentwise accuracy is not requested (PARAMS(3) = 0.0), then |
*> ERRS_C is not accessed. If N_ERR_BNDS .LT. 3, then at most |
*> ERRS_C is not accessed. If N_ERR_BNDS < 3, then at most |
*> the first (:,N_ERR_BNDS) entries are returned. |
*> the first (:,N_ERR_BNDS) entries are returned. |
*> |
*> |
*> The first index in ERRS_C(i,:) corresponds to the ith |
*> The first index in ERRS_C(i,:) corresponds to the ith |
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*> \author Univ. of Colorado Denver |
*> \author Univ. of Colorado Denver |
*> \author NAG Ltd. |
*> \author NAG Ltd. |
* |
* |
*> \date December 2016 |
*> \date June 2017 |
* |
* |
*> \ingroup doubleGEcomputational |
*> \ingroup doubleGEcomputational |
* |
* |
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$ Y_TAIL, RCOND, ITHRESH, RTHRESH, |
$ Y_TAIL, RCOND, ITHRESH, RTHRESH, |
$ DZ_UB, IGNORE_CWISE, INFO ) |
$ DZ_UB, IGNORE_CWISE, INFO ) |
* |
* |
* -- LAPACK computational routine (version 3.7.0) -- |
* -- LAPACK computational routine (version 3.7.1) -- |
* -- 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..-- |
* December 2016 |
* June 2017 |
* |
* |
* .. Scalar Arguments .. |
* .. Scalar Arguments .. |
INTEGER INFO, LDA, LDAF, LDB, LDY, N, NRHS, PREC_TYPE, |
INTEGER INFO, LDA, LDAF, LDB, LDY, N, NRHS, PREC_TYPE, |