public void PiSymbolTest2()
{
PiSymbol s = new PiSymbol(2);
Assert.AreEqual("9.86960440108935861883449099987615113531369940724079", s.EvaluteString(50));
}
public void PiSymbolTest()
{
PiSymbol s = new PiSymbol(1);
Assert.AreEqual("3.1415926536", s.EvaluteString(10));
}