Dear LilyPonders, in an \override statement, I want to use the result of a mathematical computation instead of a simple value:
% ------------------ \version "2.24.3" \markup { % \override #'(baseline-skip . 2) % works \override #'(baseline-skip . (* 0.5 4.0)) % does not work \column { 1 2 3 } } % ------------------ This causes an error: Fehler: Guile signaled an error for the expression beginning here # (let ((book-handler (if (defined? 'default-toplevel-book-handler) In procedure ly:stencil-stack: Wrong type argument in position 6 (expecting number): (* 0.5 4.0) Is this really impossible or am I missing something? Cheers, Klaus