67/64: Difference between revisions

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Created page with "{{Infobox Interval | Name = octave-reduced 67th harmonic | Color name = 67o2, siso second | Sound = }} '''67/64''' is the octave-reduced 67th harmoni..."
 
m Etymology
 
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{{Infobox Interval
{{Infobox Interval
| Name = octave-reduced 67th harmonic
| Name = mango second, octave-reduced 67th harmonic
| Color name = 67o2, siso second
| Color name = 67o2, siso second
| Sound =  
| Sound =  
}}
}}


'''67/64''' is the [[Octave reduction|octave-reduced]] 67th [[harmonic]]. It is close to the [[15edo]] interval of 80{{cent}}.
'''67/64''', the '''mango second''', is the [[octave reduction|octave-reduced]] 67th [[harmonic]]. It is close to the [[15edo]] interval of 80{{cent}}.
 
=== Etymology ===
This interval was named by [[User:JudeMason|JudeMason]] in 2025. Despite the name, the origin has nothing to do with the fruit itself. It's the 67th harmonic, what else would it be called?
 
== See also ==
* [[Gallery of just intervals]]


[[Category:67-limit]]
[[Category:Second]]
[[Category:Second]]
[[Category:Minor second]]
[[Category:Minor second]]
{{todo|expand}}

Latest revision as of 08:39, 29 November 2025

Interval information
Ratio 67/64
Subgroup monzo 2.67 [-6 1
Size in cents 79.30703¢
Names mango second,
octave-reduced 67th harmonic
Color name 67o2, siso second
FJS name [math]\displaystyle{ \text{m2}^{67} }[/math]
Special properties reduced,
reduced harmonic
Tenney norm (log2 nd) 12.0661
Weil norm (log2 max(n, d)) 12.1322
Wilson norm (sopfr(nd)) 79
Open this interval in xen-calc

67/64, the mango second, is the octave-reduced 67th harmonic. It is close to the 15edo interval of 80 ¢.

Etymology

This interval was named by JudeMason in 2025. Despite the name, the origin has nothing to do with the fruit itself. It's the 67th harmonic, what else would it be called?

See also