Sin[expression]
Cos[expression]
Tan[expression]
ArcSin[expression]
ArcCos[expression]
ArcTan[expression]
Sqrt[expression]
Exp[expression]
Log[expression]
Abs[expression]
Floor[expression]
Ceiling[expression]
Mod[expression,expression]
And[expression,expression]
Or[expression,expression]
Xor[expression,expression]
Random[]
Generates a pseudo-random number between 0 and 1.