module math fn C.exp(x f64) f64 fn C.exp2(x f64) f64 // exp calculates exponent of the number (math.pow(math.E, x)). [inline] pub fn exp(x f64) f64 { return C.exp(x) } // exp2 returns the base-2 exponential function of a (math.pow(2, x)). [inline] pub fn exp2(x f64) f64 { return C.exp2(x) }