Package org.tweetyproject.math.opt.solver

Class BfgsSolver

java.lang.Object

org.tweetyproject.math.opt.solver.Solver

org.tweetyproject.math.opt.solver.BfgsSolver

public class BfgsSolver
extends Solver

This class implements the BFGS algorithm for solving unconstrained optimization problems.

Author:

Matthias Thimm

Constructor Summary

Constructors

Constructor	Description
BfgsSolver(Map<Variable,Term> startingPoint)	Constructor

Method Summary

Modifier and Type	Method	Description
static boolean	isInstalled()	Return if solver is installed
Map<Variable,Term>	solve(GeneralConstraintSatisfactionProblem problem)	Computes a solution to the given constraint satisfaction or optimization problem, i.e.

Methods inherited from class org.tweetyproject.math.opt.solver.Solver

getDefaultGeneralSolver, getDefaultIntegerLinearSolver, getDefaultLinearSolver, hasDefaultGeneralSolver, hasDefaultIntegerLinearSolver, hasDefaultLinearSolver, setDefaultGeneralSolver, setDefaultIntegerLinearSolver, setDefaultLinearSolver

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BfgsSolver

public BfgsSolver(Map<Variable,Term> startingPoint)

Constructor

Parameters:

startingPoint - startingPoint

Method Details

solve

public Map<Variable,Term> solve(GeneralConstraintSatisfactionProblem problem)
                         throws GeneralMathException

Description copied from class: Solver

Computes a solution to the given constraint satisfaction or optimization problem, i.e. a mapping from variables of the problem to terms.

Specified by:

solve in class Solver

Parameters:

problem - the actual problem

Returns:

a mapping from variables of the problem to terms.

Throws:

GeneralMathException - if something went wrong.

isInstalled

public static boolean isInstalled()
                           throws UnsupportedOperationException

Return if solver is installed

Returns:

if solver is installed

Throws:

UnsupportedOperationException - UnsupportedOperationException