pow2-2.m

GNU Octave is a high-level language, primarily intended for numerical computations. It provides a c

x = [3, 0, -3, 4, 0, -4, 5, 0, -5];
y = [-2, -2, -2, 1, 1, 1, 3, 3, 3];
z = x .* (2 .^ y);
all (abs (pow2 (x,y) - z) < sqrt (eps))