But there is no doubt that he was a pioneer of music theory.
https://en.wikipedia.org/wiki/Pythagorean_tuning
https://www.jstor.org/stable/24045969 (Pythagoras and the Origin of Music Theory)
https://arxiv.org/pdf/2104.00998.pdf (Dynamical systems, celestial mechanics, and music: Pythagoras revisited)
But there is no doubt that he was a pioneer of music theory.
https://en.wikipedia.org/wiki/Pythagorean_tuning
https://www.jstor.org/stable/24045969 (Pythagoras and the Origin of Music Theory)
https://arxiv.org/pdf/2104.00998.pdf (Dynamical systems, celestial mechanics, and music: Pythagoras revisited)