"Yes. I was addressing only the question of whether the theoretical scale system ever admitted a low Bb. That is, of course, an entirely separate question from that of whether, and when, a low Bb was included in certain actual melodies."
"Hello, Fra Innocent -
Re. the music-theoretical aspect of the question --
As I'm sure you know, the Guidonian Gamut, which was the standard medieval scale system from about the mid-11th century, especially for plainchant (as opposed…"
"Just used TML to do a quick search of German texts (post-Tinctoris) in which the word "varietas" occurs. I find no evidence that any of those occurrences of the word is to be attributed to the influence of Tinctoris."
"I do not wish to argue. But I would be very interested to know the evidentiary, i.e., textual, basis of your claim that either of the phrases you mention denoted "the education programme of the Pythagorean sect, and later of the…"
"I assume that by "cyclical exercises" you have in mind the Greek expression "enkuklios paideia." But this term is not Pythagorean and means simply "general education," i.e., it does not refer specifically or exclusively…"
"Book II seems to have been influenced by Gaffurius, Practica musica (Book III, on contrapunctus), which was published in 1496 in Milan and exerted a strong influence on theoretical writings north of the alps for at least the next few…"