David exactly. Just the small information of "arguments' names are user-defined", (which might be a self-evidence for people with programming background/experience) would have saved me 3 hours yesterday. But it's fine, the important is that I understand now.
Andrew thanks for replying. I ended up with this simple code working correctly: And Urs thanks for the feedback. The book will be of a great help for me at this stage. Mansour -- Sent from: http://lilypond.1069038.n5.nabble.com/User-f3.html _______________________________________________ lilypond-user mailing list lilypond-user@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-user
