public static bool IsDescriptor(string s)
{
var p = s.Split('_');
return(2 <= p.Length && p.Length <= 4 && Quantities.IsQuantity(p[1]) && (p.Length < 4 || Quantities.IsDimension(p[3])));
}
public static bool IsDescriptor(string s)
{
var p = s.Split('_');
return(2 <= p.Length && p.Length <= 4 && Quantities.IsQuantity(p[1]) && (p.Length < 4 || Quantities.IsDimension(p[3])));
}