47zpi

47 zeta peak index (abbreviated 47zpi), is the equal-step tuning system obtained from the 47th peak of the Riemann zeta function. It is very close to 15edo, just with compressed octaves.

Scales

• 5- to 10-tone scales in 47zpi

Music

• Improvisation in Zeta-Stretched 15-Tone Equal Temperament (15 EDO) - Budjarn Lambeth (2024)

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