1. 2016-09-02 Re: Simultaneous notes yield "programming error" lilypond- Thomas Morley 2. 2016-09-02 Re: Simultaneous notes yield "programming error" lilypond- Timothy Lanfear 3. 2016-09-02 Re: Simultaneous notes yield "programming error" lilypond- David Kastrup 4. 2016-09-02 Re: Simultaneous notes yield "programming error" lilypond- Simon Albrecht 5. 2016-09-02 Simultaneous notes yield "programming error" lilypond- Joel C. Salomon