hessenberg.hpp File Reference

#include "tlapack/base/utils.hpp"
#include "tlapack/lapack/gehd2.hpp"
#include "tlapack/lapack/gehrd.hpp"

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Classes
struct	tlapack::HessenbergOpts
	Options struct for hessenberg() More...

Namespaces
namespace	tlapack
	Sort the numbers in D in increasing order (if ID = 'I') or in decreasing order (if ID = 'D' ).

Enumerations
enum class	tlapack::HessenbergVariant : char { Level2 = '2' , Blocked = 'B' }
	Variants of the algorithm to reduce a matrix to upper Hessenberg form.

Functions
template<TLAPACK_SMATRIX matrix_t, TLAPACK_SVECTOR vector_t>
int	tlapack::hessenberg (size_type< matrix_t > ilo, size_type< matrix_t > ihi, matrix_t &A, vector_t &tau, const HessenbergOpts &opts={})
	Reduces a general square matrix to upper Hessenberg form.
template<TLAPACK_SMATRIX matrix_t, TLAPACK_SVECTOR vector_t, TLAPACK_WORKSPACE work_t>
int	tlapack::hessenberg_work (size_type< matrix_t > ilo, size_type< matrix_t > ihi, matrix_t &A, vector_t &tau, work_t &work, const HessenbergOpts &opts={})
	Reduces a general square matrix to upper Hessenberg form. Workspace is provided as an argument.
template<class T , TLAPACK_SMATRIX matrix_t, TLAPACK_SVECTOR vector_t>
constexpr WorkInfo	tlapack::hessenberg_worksize (size_type< matrix_t > ilo, size_type< matrix_t > ihi, const matrix_t &A, const vector_t &tau, const HessenbergOpts &opts={})
	Workspace query of hessenberg()

Detailed Description

Author

Weslley S Pereira, University of Colorado Denver, USA