public void impl(string express, int wl1, int wl2) { //string express = "wl1 + wl"; Formula f = new Formula(0, DateTime.Parse("2000-1-1"), DateTime.Parse("2000-12-31"), express); float flux = f.CalcInstantFlux(wl1, wl2); string s = string.Format("Express: {0}\r\n", express); s += string.Format("wl1: {0}, wl2: {1}\r\n", wl1, wl2); s += string.Format("flux: {0}\r\n", flux); //Console.WriteLine(express + ":" + flux); Console.Write(s); }