protected DTLZ6(DTLZ6 original, Cloner cloner) : base(original, cloner) { }
protected DTLZ6(DTLZ6 original, Cloner cloner) : base(original, cloner) { }
protected DTLZ6(DTLZ6 original, Cloner cloner) : base(original, cloner) { }
protected DTLZ6(DTLZ6 original, Cloner cloner) : base(original, cloner) { }