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MASON is a fast discrete-event multiagent simulation library core in Java, designed to be the foundation for large custom-purpose Java simulations, and also to provide more than enough functionality for many lightweight simulation needs. MASON contains both a model library and an optional suite of visualization tools in 2D and 3D.

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/*
  Copyright 2006 by Ankur Desai, Sean Luke, and George Mason University
  Licensed under the Academic Free License version 3.0
  See the file "LICENSE" for more information
*/

package sim.app.pso;

/**
   @author Ankur Desai and Joey Harrison
*/
public class Booth implements Evaluatable 
    {
    private static final long serialVersionUID = 1;

    public double calcFitness(double x, double y) 
        {
        return (1000 - ((x + 2*y - 7) * (x + 2*y - 7) + (2*x + y - 5) * (2*x + y - 5)));
        }
    }