Clase Particula

public class Particula {

private double posicionInicial;
private double velocidadInicial;
private double aceleracion;

public Particula(){}
public Particula(double pI, double vI, double a){
posicionInicial = pI;
velocidadInicial = vI;
aceleracion = a;
}

public double getPosicionInicial(){
return posicionInicial;
}

public void setPosicionInicial(double pI){
posicionInicial = pI;
}

public double getAceleracion(){
return aceleracion;
}

public void setAceleracion(double a){
aceleracion = a;
}

public void setVelocidadInicial(double vI){
velocidadInicial = vI;
}

public double getVelocidadInicial(){
return velocidadInicial;
}
}