protected Arc(Arc original, Cloner cloner)
: base(original, cloner) {
Source = cloner.Clone(original.Source);
Target = cloner.Clone(original.Target);
label = original.Label;
weight = original.Weight;
}
public virtual IArc AddArc(IVertex source, IVertex target) {
var arc = new Arc(source, target);
AddArc(arc);
return arc;
}