public string OutputTenor()
{
string str = "";
for (int i = Tenor.GetLowerBound(0); i < Tenor.GetUpperBound(0); i++)
{
str = str + Tenor[i].ToString(CultureInfo.InvariantCulture) + ", ";
}
str = str + Tenor[Tenor.GetUpperBound(0)].ToString(CultureInfo.InvariantCulture);
return(str);
}