Statistics about the application of an inverse operator. More...

#include <dune/istl/solver.hh>

Public Member Functions
	InverseOperatorResult ()
	Default constructor.
void	clear ()
	Resets all data.

Public Attributes
int	iterations
	Number of iterations.
double	reduction
	Reduction achieved: $\\|b-A(x^n)\\|/\\|b-A(x^0)\\|$ .
bool	converged
	True if convergence criterion has been met.
double	conv_rate
	Convergence rate (average reduction per step).
double	condition_estimate = -1
	Estimate of condition number.
double	elapsed
	Elapsed time in seconds.

Detailed Description

Statistics about the application of an inverse operator.

The return value of an application of the inverse operator delivers some important information about the iteration.

Constructor & Destructor Documentation

◆ InverseOperatorResult()

Dune::InverseOperatorResult::InverseOperatorResult ( )

inline

Default constructor.

Member Function Documentation

◆ clear()

void Dune::InverseOperatorResult::clear ( )

inline

Resets all data.

Member Data Documentation

◆ condition_estimate

double Dune::InverseOperatorResult::condition_estimate = -1

Estimate of condition number.

◆ conv_rate

double Dune::InverseOperatorResult::conv_rate

Convergence rate (average reduction per step).

◆ converged

bool Dune::InverseOperatorResult::converged

True if convergence criterion has been met.

◆ elapsed

double Dune::InverseOperatorResult::elapsed

Elapsed time in seconds.

◆ iterations

int Dune::InverseOperatorResult::iterations

Number of iterations.

◆ reduction

double Dune::InverseOperatorResult::reduction

Reduction achieved: $\|b-A(x^n)\|/\|b-A(x^0)\|$ .

The documentation for this struct was generated from the following file:

solver.hh

Public Member Functions

Public Attributes