25/22: Difference between revisions
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{{Infobox Interval | {{Infobox Interval | ||
| Name = | | Name = ptolemismic whole tone, undecimal acute whole tone | ||
| Color name = 1uyy2, luyoyo 2nd | | Color name = 1uyy2, luyoyo 2nd | ||
| Sound = jid_25_22_pluck_adu_dr220.mp3 | | Sound = jid_25_22_pluck_adu_dr220.mp3 | ||
}} | }} | ||
'''25/22''', the ''' | '''25/22''', the '''ptolemismic whole tone''' or '''undecimal acute whole tone''', is an [[11-limit]] interval. It is sharp of [[9/8]], the Pythagorean whole tone, by [[100/99]], the ptolemisma, hence the name. It is also flat of [[8/7]], the septimal major second, by [[176/175]], the valinorsma. Another interval close to it but simpler is [[17/15]], from which it is separated by [[375/374]]. | ||
== See also == | == See also == | ||
* [[44/25]] – its [[octave complement]] | * [[44/25]] – its [[octave complement]] | ||
* [[33/25]] – its [[fifth complement]] | * [[33/25]] – its [[fifth complement]] | ||
* [[25/11]] – one octave higher | |||
* [[Gallery of just intervals]] | * [[Gallery of just intervals]] | ||
* [[:File:Ji-25-22-csound-foscil-220hz.mp3]] | * [[:File:Ji-25-22-csound-foscil-220hz.mp3]] | ||
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[[Category:Second]] | [[Category:Second]] | ||
[[Category:Whole tone]] | [[Category:Whole tone]] | ||
[[Category:Ptolemismic]] | |||