math.exp2() function

Warning! This page documents an earlier version of Flux, which is no longer actively developed. Flux v0.65 is the most recent stable version of Flux.

The math.exp2() function returns 2**x, the base-2 exponential of x.

Output data type: Float

import "math"

math.exp2(x: 21.0)

// Returns 2.097152e+06



The value used in the operation.

Data type: Float

Special cases

math.exp2(x: +Inf) // Returns +Inf
math.exp2(x: NaN)  // Returns NaN

Very large values overflow to 0 or +Inf. Very small values underflow to 1.