public bool Creates_Maybe_PositiveInt_Only_For_Positive_Integers(int i) { return(PositiveInt .Maybe(i) .Equals(Maybe <PositiveInt> .Nothing) .Equals(i < 0)); }
public bool Creates_Maybe_PositiveInt_Only_For_Positive_Integers(int i) { return(PositiveInt .Maybe(i) .Equals(Maybe <PositiveInt> .Nothing) .Equals(i < 0)); }