1225/1224: Difference between revisions

+comma identities
Inserted a few letters to the name :D cuz it's more relatable
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| Monzo = -3 -2 2 2 0 0 -1
| Monzo = -3 -2 2 2 0 0 -1
| Cents = 1.41383
| Cents = 1.41383
| Name = noema
| Name = noellisma
| Color name =
| Color name =
| Sound =  
| Sound =  
}}
}}
'''1225/1224''', the '''noema''', is a [[17-limit]] (also 2.3.5.7.17 subgroup) [[comma]] measuring about 1.41 [[cent]]s. It is the difference between [[35/34]] and [[36/35]], and between [[49/48]] and [[51/50]].  
'''1225/1224''', the '''noellisma''', is a [[17-limit]] (also 2.3.5.7.17 subgroup) [[comma]] measuring about 1.41 [[cent]]s. It is the difference between [[35/34]] and [[36/35]], and between [[49/48]] and [[51/50]].  


In terms of commas, it is the difference between the following pairs:  
In terms of commas, it is the difference between the following pairs:  
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* [[1701/1700]] and [[4375/4374]]
* [[1701/1700]] and [[4375/4374]]
* [[1275/1274]] and [[31213/31212]]
* [[1275/1274]] and [[31213/31212]]
The name derives from ''Noel'', for the numerator or the denominator, when written in decimal system, is reminiscent of the date of Christmas.


== Temperaments ==
== Temperaments ==
Tempering out this comma results in [[18/17]] being split into two equal parts, each representing 35/34~36/35, and enables the [[25-odd-limit]] essentially tempered '''noemic chords'''.  
Tempering out this comma results in [[18/17]] being split into two equal parts, each representing 35/34~36/35.  


== See also ==
== See also ==
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[[Category:Unnoticeable comma]]
[[Category:Unnoticeable comma]]
[[Category:Superparticular]]
[[Category:Superparticular]]
[[Category:Noemic]]
[[Category:Noellismic]]