This is a "simple" calculator, ideal for simple calculations. Functions included: - Add, Subtract, Divide, Multiplicate. - Cos, Sin, Tan, ArcCos, ArcSin, ArcTan. - CosH, SinH, TanH, ArcCosH, ArcSinH, ArcTanH. - Exp, SquareRoot, PowerOfTwo, etc. Support for degrees, radians and gradians. Use at your own risk, check your answers ;-)