musical chords and ratios, theorica musice, by...
TRANSCRIPT
Musical chords and ratios, as demonstrated by Pythagoras. A woodcut from the THEORICA MUSICE, Naples, 1492, by Franchino Gafurio, music theorist and choirmaster of Milan cathedral.
Frequency ~ 1/length
Fourier (1768 – 1830)
von Helmholtz (1821 –1894)
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