x_server 13:53 Sep 16 2014146 146 0This is just the formula for a Fourier series (a way to represent a wave-like function as a combination of simple sine waves),where any continuous periodic function can be expressed as the sum of sine and cosine curves.So there is no answer. I'd say the password is: unsolvable http://www.redditian.com/r/funny/2glr3e WiFiパスワード