TCGS Class Reference

Implements squared conjugate gradient iteration.

#include <TCGS.hh>

Inherits TSolver.

Public Member Functions
	TCGS (const TStopCriterion &stop_crit=TStopCriterion())
	construct CG solver object with corresponding stop criteria
template<typename value_t , typename value_pre_t >
void	solve (const TLinearOperator< value_t > *A, TVector< value_t > *x, const TVector< value_t > *b, const TLinearOperator< value_pre_t > *W=nullptr, TSolverInfo *info=nullptr) const
	solve A·x = b with optional preconditioner W
virtual void	solve (any_const_operator_t A, any_vector_t x, any_const_vector_t b, any_const_operator_t W, TSolverInfo *info=nullptr) const
	generic implementation for "virtual" solve method