Computes dense matrix block without approximation. More...

#include <TLowRankApx.hh>

Inheritance diagram for TDenseLRApx< T >:

Public Member Functions
virtual TMatrix *	build (const TBlockIndexSet &bis, const TTruncAcc &acc) const

virtual TMatrix *	build (const TBlockCluster *bct, const TTruncAcc &acc) const

virtual TMatrix *	build (const TBlockIndexSet &bis, const TTruncAcc &acc) const=0

Public Member Functions inherited from TLowRankApx
virtual TMatrix *	build (const TBlockCluster *bct, const TTruncAcc &acc) const

virtual bool	has_statistics () const
	indicate if algorithm provides statistics

Detailed Description

template<typename T>
class HLIB::TDenseLRApx< T >

     Instead of performing approximation for a matrix block, the whole block
     is computed and returned as a dense matrix.

     This is usually used for debugging or accuracy tests.

Member Function Documentation

◆ build() [1/3]

virtual TMatrix* build

inline

build low rank matrix for block cluster bct with rank defined by accuracy acc

◆ build() [2/3]

virtual TMatrix* build	(	const TBlockIndexSet &	bis,
		const TTruncAcc &	acc
	)		const

virtual

build low rank matrix for block index set bis with rank defined by accuracy acc

Implements TLowRankApx.

◆ build() [3/3]