public override string Export(bool deformat)
{
return(new StringBuilder()
.Append(Include.HasFlag(Includes.Min) ? "[" : "(")
.Append(Min.Export(deformat))
.Append(Export(", ", deformat))
.Append(Max.Export(deformat))
.Append(Include.HasFlag(Includes.Max) ? "]" : ")")
.ToString());
}