protected DTLZ1(DTLZ1 original, Cloner cloner) : base(original, cloner) { }
protected DTLZ1(DTLZ1 original, Cloner cloner) : base(original, cloner) { }
protected DTLZ1(DTLZ1 original, Cloner cloner) : base(original, cloner) { }
protected DTLZ1(DTLZ1 original, Cloner cloner) : base(original, cloner) { }