Convert semitones to pitch?

pitch-semitones converts a pitch to semitones. Please does the inverse function exist? ___ lilypond-user mailing list lilypond-user@gnu.org https://lists.gnu.org/mailman/listinfo/lilypond-user

Problem: incompatible Lilypond and Guile

Dear colleagues, I have a problem due (I think) to a bad mixture of versions of Lilypond and Guile. Versions are: L-Ubuntu 12.04 guile-2.0.5+1-1 (most recent version I found in Ubuntu repository) Lilypond 2.18.2 (From lilypond.org) I wrote a test file, x.ly: BEGIN \version "2.18.2" \in