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add section for this comma's use in Sagittal notation
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It is also the difference between the universally accepted 440 Hz pitch standard and the esoteric and non-scientific, but rather popular proposed 432 Hz pitch standard.
It is also the difference between the universally accepted 440 Hz pitch standard and the esoteric and non-scientific, but rather popular proposed 432 Hz pitch standard.
== Sagittal notation ==
In the [[Sagittal]] system, this comma (possibly tempered) is represented by the sagittal {{sagittal | |\ }} and is called the '''55 comma''', or '''55C''' for short, because the simplest ratio it notates is 32:55, as for example in C:A{{sagittal | |\ }}.


== See also ==
== See also ==
* [[List of superparticular intervals]]
* [[List of superparticular intervals]]
* [[Gallery of just intervals]]
* [[Gallery of just intervals]]