3 ms·
A friend of mine wondered what the RATIO between the four modes of pressure waves are. Waves are essentially a frequency (like pitch), and he was wondering if t
by DiffEq 6y ago
A friend of mine wondered what the RATIO between the four modes of pressure waves are. Waves are essentially a frequency (like pitch), and he was wondering if the ratio between these “frequencies” constitute a similar ratio between the pitches in a chord.
- TheOtherHobbes 6y agoKind of. Technically these are spherical harmonics, which are the generalisation of the harmonic series on a sphere instead of a line - also used in quantum theory to calculate orbitals. The math is a bit more complex than the simple harmonic series. https://en.wikipedia.org/wiki/Spherical_harmonics https://en.wikipedia.org/wiki/Spherical_harmonics