uni20::linalg::least_squares_detail Namespace Reference

Concepts
concept	PackedGelss
concept	PrecisionArgs
concept	Operands

Functions
template<class Matrix , Real R>
bool	check_diagonal (Matrix const &a, R const &scale, R const &tolerance, LeastSquaresInfo &info)
template<class Matrix >
bool	finite (Matrix const &a)
template<class Matrix >
void	givens (Matrix &a, Matrix &b, Precision p)
template<LapackScalar S>
std::size_t	native_gelss (DenseMatrix< S > &a, DenseMatrix< S > &b, std::vector< make_real_t< S > > &singular, make_real_t< S > const &cutoff, std::size_t &rank)
template<class Matrix >
void	provider_qr (Matrix &a, Matrix &b, Precision p)
template<class S , class... P>
consteval auto	qr_acceptance ()
template<Real R>
void	require_options (LeastSquaresOptions< R > const &options)
template<Real R>
void	require_svd_options (SvdLeastSquaresOptions< R > const &options)
template<class S >
bool	residual_norms (DenseMatrix< S > const &av, DenseMatrix< S > const &bv, DenseMatrix< S > const &solution, std::vector< make_real_t< S > > &norms, Precision p)
template<class X , class A , class B , class Factor >
KernelAttempt	run (X &x, A &a, B &b, std::span< make_real_t< typename A::value_type > > residuals, LeastSquaresInfo &info, LeastSquaresOptions< make_real_t< typename A::value_type > > const &options, Precision p, Factor factor)
template<class S >
Precision	working_precision ()
template<class S >
Precision	working_precision (Precision p)

Function Documentation

check_diagonal()

template<class Matrix , Real R>

bool uni20::linalg::least_squares_detail::check_diagonal	(	Matrix const &	a,
		R const &	scale,
		R const &	tolerance,
		LeastSquaresInfo &	info
	)

finite()

template<class Matrix >

bool uni20::linalg::least_squares_detail::finite

(

Matrix const &

a

)

givens()

template<class Matrix >

void uni20::linalg::least_squares_detail::givens	(	Matrix &	a,
		Matrix &	b,
		Precision	p
	)

native_gelss()

template<LapackScalar S>

std::size_t uni20::linalg::least_squares_detail::native_gelss	(	DenseMatrix< S > &	a,
		DenseMatrix< S > &	b,
		std::vector< make_real_t< S > > &	singular,
		make_real_t< S > const &	cutoff,
		std::size_t &	rank
	)

provider_qr()

template<class Matrix >

void uni20::linalg::least_squares_detail::provider_qr	(	Matrix &	a,
		Matrix &	b,
		Precision	p
	)

qr_acceptance()

template<class S , class... P>

consteval auto uni20::linalg::least_squares_detail::qr_acceptance

(

)

require_options()

template<Real R>

void uni20::linalg::least_squares_detail::require_options

(

LeastSquaresOptions< R > const &

options

)

require_svd_options()

template<Real R>

void uni20::linalg::least_squares_detail::require_svd_options

(

SvdLeastSquaresOptions< R > const &

options

)

residual_norms()

template<class S >

bool uni20::linalg::least_squares_detail::residual_norms	(	DenseMatrix< S > const &	av,
		DenseMatrix< S > const &	bv,
		DenseMatrix< S > const &	solution,
		std::vector< make_real_t< S > > &	norms,
		Precision	p
	)

run()

template<class X , class A , class B , class Factor >

KernelAttempt uni20::linalg::least_squares_detail::run	(	X &	x,
		A &	a,
		B &	b,
		std::span< make_real_t< typename A::value_type > >	residuals,
		LeastSquaresInfo &	info,
		LeastSquaresOptions< make_real_t< typename A::value_type > > const &	options,
		Precision	p,
		Factor	factor
	)

working_precision() [1/2]

template<class S >

Precision uni20::linalg::least_squares_detail::working_precision

(

)

working_precision() [2/2]

template<class S >

Precision uni20::linalg::least_squares_detail::working_precision

(

Precision

p

)