On Sun, 2013-04-21 at 02:26 +0200, Pierre-Yves David wrote: > I've made some quick experiment here: http://www.octopoid.net/perso/tmp/nu.html#l.1 FYI, this experiment glitches and selects some line numbers sometimes on my browser. But annotate is the real challenge. -- Mathematics is the supreme nostalgia of our time.