extrapolation.h File Reference

#include "blas.h"
#include "topology/operator.h"

Go to the source code of this file.

Classes
struct	dg::LeastSquaresExtrapolation< ContainerType0, ContainerType1 >
	Evaluate a least squares fit More...
struct	dg::Extrapolation< ContainerType >
	Extrapolate a polynomial passing through up to three points. More...

Namespaces
namespace	dg
	This is the namespace for all functions and classes defined and used by the discontinuous Galerkin library.

Functions
template<class ContainerType0 , class ContainerType1 , class ContainerType2 >
std::vector< double >	dg::least_squares (const std::vector< ContainerType0 > &bs, const ContainerType1 &b, const ContainerType2 &weights)
	Compute \( a = (B^T W B)^{-1} WB^T b\) for given \( B\), weights \( W\) and right hand side \( b\).
template<class ContainerType0 , class ContainerType1 >
std::vector< double >	dg::least_squares (const std::vector< ContainerType0 > &bs, const ContainerType1 &b)
	An alias for least_squares( bs, b, 1.)