exp2

fnreal exp2(real x) @nogc @trusted pure nothrow

Calculates 2x.

x exp2(x)
+∞ +∞
-∞ +0.0
NaN NaN
fndouble exp2(double x) @nogc @safe pure nothrow

ditto

fnfloat exp2(float x) @nogc @safe pure nothrow

ditto