naginterfaces.library.blas.zhemm¶
- naginterfaces.library.blas.zhemm(side, uplo, m, alpha, a, b, beta, c=None)[source]¶
zhemm
performs one of the matrix-matrix operationswhere is a complex Hermitian matrix, and are complex matrices, and and are complex scalars.
For full information please refer to the NAG Library document for f06zc
https://support.nag.com/numeric/nl/nagdoc_30.2/flhtml/f06/f06zcf.html
- Parameters
- sidestr, length 1
Specifies whether is operated on from the left or the right.
is pre-multiplied from the left.
is post-multiplied from the right.
- uplostr, length 1
Specifies whether the upper or lower triangular part of is stored.
The upper triangular part of is stored.
The lower triangular part of is stored.
- mint
, the number of rows of the matrices and ; the order of if .
- alphacomplex
The scalar .
- acomplex, array-like, shape
Note: the required extent for this argument in dimension 1 is determined as follows: if : ; if : ; otherwise: .
Note: the required extent for this argument in dimension 2 is determined as follows: if : ; if : ; otherwise: .
The Hermitian matrix ; is if , or if .
- bcomplex, array-like, shape
The matrix .
- betacomplex
The scalar .
- cNone or complex, array-like, shape , optional
The matrix .
If , need not be set.
- Returns
- ccomplex, ndarray, shape
The updated matrix .
- Raises
- NagValueError
- (errno )
On entry, error in parameter .
Constraint: or .
- (errno )
On entry, error in parameter .
Constraint: or .
- (errno )
On entry, error in parameter .
Constraint: .
- (errno )
On entry, error in parameter .
Constraint: .
- Notes
In the NAG Library the traditional C interface for this routine uses a different algorithmic base. Please contact NAG if you have any questions about compatibility.