1% Live figure updates: drawnow flushes the figure mid-run.
2% This one takes a while — try the stop button (⏹) in the tab bar.
3x = linspace(0, 4 * pi, 400);
4figure;
5for k = 1:200
6 plot(x, sin(x - k / 4) .* exp(-x / 8));
7 axis([0 4*pi -1 1]);
8 title(sprintf('frame %d / 200', k));
9 drawnow;
10 pause(0.04);
11end
12disp('animation done');