1load("docdraw.mac"); 2 3docdraw2d("figures/draw_unit_vectors", 4 xrange = [-1,6], 5 yrange = [-1,6], 6 head_length = 0.1, 7 vector([0,0],[5,2]), 8 unit_vectors = true, 9 color = red, 10 vector([0,3],[5,2]))$