geqrf.hpp File Reference

#include "tlapack/base/utils.hpp"
#include "tlapack/lapack/geqr2.hpp"
#include "tlapack/lapack/larfb.hpp"
#include "tlapack/lapack/larft.hpp"

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Classes
struct	tlapack::GeqrfOpts
	Options struct for geqrf. More...

Functions
template<TLAPACK_SMATRIX A_t, TLAPACK_SVECTOR tau_t>
int	tlapack::geqrf (A_t &A, tau_t &tau, const GeqrfOpts &opts={})
	Computes a QR factorization of an m-by-n matrix A using a blocked algorithm.
template<TLAPACK_SMATRIX A_t, TLAPACK_SVECTOR tau_t, TLAPACK_WORKSPACE work_t>
int	tlapack::geqrf_work (A_t &A, tau_t &tau, work_t &work, const GeqrfOpts &opts={})
	Computes a QR factorization of an m-by-n matrix A using a blocked algorithm. Workspace is provided as an argument.
template<class T , TLAPACK_SMATRIX A_t, TLAPACK_SVECTOR tau_t>
constexpr WorkInfo	tlapack::geqrf_worksize (const A_t &A, const tau_t &tau, const GeqrfOpts &opts={})
	Worspace query of geqrf()

Detailed Description

Author

Thijs Steel, KU Leuven, Belgium

Note

Adapted from

See also

https://github.com/Reference-LAPACK/lapack/blob/master/SRC/zgeqrf.f