trustregion.hh File Reference

Implementation of the Trust-region method for solving nonlinear equations. More...

#include <iosfwd>
#include <dune/common/float_cmp.hh>
#include <spdlog/spdlog.h>
#include <Eigen/Sparse>
#include <ikarus/linearalgebra/truncatedconjugategradient.hh>
#include <ikarus/solver/nonlinearsolver/solverinfos.hh>
#include <ikarus/utils/defaultfunctions.hh>
#include <ikarus/utils/linearalgebrahelper.hh>
#include <ikarus/utils/observer/observer.hh>
#include <ikarus/utils/observer/observermessages.hh>
#include <ikarus/utils/traits.hh>

Go to the source code of this file.

Classes
struct	Ikarus::TrustRegionSettings
	Configuration settings for the TrustRegion solver. More...
struct	Ikarus::AlgoInfo
	Additional information about the TrustRegion algorithm. More...
struct	Ikarus::Stats
	Information about the TrustRegion solver. More...
class	Ikarus::TrustRegion< NLO, preConditioner, UF >
	Trust Region solver for non-linear optimization problems. More...

Namespaces
namespace	Ikarus

Enumerations
enum class	Ikarus::PreConditioner { Ikarus::IncompleteCholesky , Ikarus::IdentityPreconditioner , Ikarus::DiagonalPreconditioner }
	Enumeration of available preconditioners for the trust region solver. More...
enum class	Ikarus::StopReason {   Ikarus::gradientNormTolReached , Ikarus::correctionNormTolReached , Ikarus::maximumTimeReached , Ikarus::maximumIterationsReached ,   Ikarus::dontStop }
	Enumeration of reasons for stopping the TrustRegion solver. More...

Functions
template<typename NLO , PreConditioner preConditioner = PreConditioner::IncompleteCholesky, typename UF = utils::UpdateDefault>
auto	Ikarus::makeTrustRegion (const NLO &nonLinearOperator, UF &&updateFunction={})
	Creates an instance of the TrustRegion solver. More...