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)
Method Summary

Modifier and Type

Method

Description

static boolean

isInstalled()

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)
  
  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
  
  Returns:
  
  if solver is installed
  
  Throws:
  
  UnsupportedOperationException - UnsupportedOperationException