local m , n = math.frexp (x)
Returns m and n such that x = m2^n, n is an integer and the absolute value of m is in the range [0.5, 1) (or zero when x is zero).
Math.exp
Math.fmod
Math.huge
Math.ldexp
Math.log
Math.log10
Math.modf
Math.pi
Math.pow
Math.sqrt
String.format
Tonumber
Tostring