Quarter-Comma Meantone (Part 4)

I’ve been talking about the marvelous tuning system that dominated western music from about 1550 to 1690: quarter-comma meantone. Above I’ve drawn it in its most mathematically beautiful form. For convenience I’m drawing it in the key of C, but you could use any key.

This is a companion discussion topic for the original entry at https://johncarlosbaez.wordpress.com/2023/12/25/quarter-comma-meantone-part-4/