676/675: Difference between revisions

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'''676/675''', otherwise known as the '''island comma''', is the difference between two [[15/13]]'s and a [[4/3]] perfect fourth. It is tempered out in any edo where the perfect fourth can be divided into two equal halves, making [[The_Archipelago|island chords]] possible.
'''676/675''', otherwise known as the '''island comma''', is the difference between two [[15/13]]'s and a [[4/3]] perfect fourth, and also between [[26/25]] and [[27/26]]. It is tempered out in any edo where the perfect fourth can be divided into two equal halves, making [[island tetrad|island chords]] possible.
 
== See also ==
* [[Island tetrad]]
* [[The Archipelago]]
* [[Unnoticeable comma]]
* [[List of superparticular intervals]]


[[Category:13-limit]]
[[Category:13-limit]]
[[Category:Unnoticeable comma]]
[[Category:Unnoticeable comma]]
[[Category:Superparticular]]
[[Category:Interseptimal]]
[[Category:Interseptimal]]
[[Category:Island]]