35#ifndef _BLAZE_MATH_LAPACK_POSV_H_
36#define _BLAZE_MATH_LAPACK_POSV_H_
70template<
typename MT,
bool SO,
typename VT,
bool TF >
71void posv( DenseMatrix<MT,SO>& A, DenseVector<VT,TF>& b,
char uplo );
73template<
typename MT1,
bool SO1,
typename MT2,
bool SO2 >
74void posv( DenseMatrix<MT1,SO1>& A, DenseMatrix<MT2,SO2>& B,
char uplo );
158 if( (*b).size() != (*A).rows() ) {
162 if( uplo !=
'L' && uplo !=
'U' ) {
166 blas_int_t n ( numeric_cast<blas_int_t>( (*A).rows() ) );
168 blas_int_t lda ( numeric_cast<blas_int_t>( (*A).spacing() ) );
169 blas_int_t ldb ( numeric_cast<blas_int_t>( (*b).size() ) );
176 if( IsRowMajorMatrix_v<MT> ) {
177 ( uplo ==
'L' )?( uplo =
'U' ):( uplo =
'L' );
180 posv( uplo, n, nrhs, (*A).data(), lda, (*b).data(), ldb, &info );
252template<
typename MT1
274 if( uplo !=
'L' && uplo !=
'U' ) {
278 blas_int_t n ( numeric_cast<blas_int_t>( (*A).rows() ) );
279 blas_int_t mrhs( numeric_cast<blas_int_t>( SO2 ? (*B).rows() : (*B).columns() ) );
280 blas_int_t nrhs( numeric_cast<blas_int_t>( SO2 ? (*B).columns() : (*B).rows() ) );
281 blas_int_t lda ( numeric_cast<blas_int_t>( (*A).spacing() ) );
282 blas_int_t ldb ( numeric_cast<blas_int_t>( (*B).spacing() ) );
293 if( IsRowMajorMatrix_v<MT1> ) {
294 ( uplo ==
'L' )?( uplo =
'U' ):( uplo =
'L' );
297 posv( uplo, n, nrhs, (*A).data(), lda, (*B).data(), ldb, &info );
Constraint on the data type.
Header file for auxiliary alias declarations.
typename T::ElementType ElementType_t
Alias declaration for nested ElementType type definitions.
Definition: Aliases.h:190
Header file for run time assertion macros.
Constraint on the data type.
Constraint on the data type.
Header file for the IsRowMajorMatrix type trait.
Constraint on the data type.
Cast operators for numeric types.
Header file for the CLAPACK posv wrapper functions.
Base class for dense matrices.
Definition: DenseMatrix.h:82
Base class for N-dimensional dense vectors.
Definition: DenseVector.h:77
Constraint on the data type.
Header file for the DenseMatrix base class.
Header file for the DenseVector base class.
#define BLAZE_CONSTRAINT_MUST_BE_SAME_TYPE(A, B)
Data type constraint.
Definition: SameType.h:71
void posv(DenseMatrix< MT1, SO1 > &A, DenseMatrix< MT2, SO2 > &B, char uplo)
LAPACK kernel for solving a positive definite linear system of equations ( ).
Definition: posv.h:256
#define BLAZE_CONSTRAINT_MUST_BE_BLAS_COMPATIBLE_TYPE(T)
Constraint on the data type.
Definition: BLASCompatible.h:61
#define BLAZE_CONSTRAINT_MUST_BE_CONTIGUOUS_TYPE(T)
Constraint on the data type.
Definition: Contiguous.h:61
#define BLAZE_CONSTRAINT_MUST_NOT_BE_COMPUTATION_TYPE(T)
Constraint on the data type.
Definition: Computation.h:81
#define BLAZE_CONSTRAINT_MUST_NOT_BE_ADAPTOR_TYPE(T)
Constraint on the data type.
Definition: Adaptor.h:81
#define BLAZE_CONSTRAINT_MUST_HAVE_MUTABLE_DATA_ACCESS(T)
Constraint on the data type.
Definition: MutableDataAccess.h:61
int32_t blas_int_t
Signed integer type used in the BLAS/LAPACK wrapper functions.
Definition: Types.h:64
#define BLAZE_THROW_LAPACK_ERROR(MESSAGE)
Macro for the emission of an exception on detection of a LAPACK error.
Definition: Exception.h:146
bool isSquare(const Matrix< MT, SO > &matrix) noexcept
Checks if the given matrix is a square matrix.
Definition: Matrix.h:1383
#define BLAZE_INTERNAL_ASSERT(expr, msg)
Run time assertion macro for internal checks.
Definition: Assert.h:101
#define BLAZE_THROW_INVALID_ARGUMENT(MESSAGE)
Macro for the emission of a std::invalid_argument exception.
Definition: Exception.h:235
Header file for the exception macros of the math module.