load("docdraw.mac");

docdraw3d("figures/draw_transform2",
	color = "#a02c00",
	explicit(20*exp(-x^2-y^2)-10,x,-3,3,y,-3,3),
	transform = [x+10,y+10,z+10,x,y,z],
	color = blue,
	explicit(20*exp(-x^2-y^2)-10,x,-3,3,y,-3,3) )$