5120/5103: Difference between revisions
Tristanbay (talk | contribs) →Etymology: Changed aberrismic theory link to match new name of page Tags: Mobile edit Mobile web edit |
Tristanbay (talk | contribs) Added the fact that this comma is the difference between 32805/32768 and 225/224 Tags: Mobile edit Mobile web edit |
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'''5120/5103''', the '''hemifamity comma''', '''5/7-kleisma''', or '''aberschisma''', is a [[small comma|small]] [[7-limit]] [[comma]] measuring about 5.8{{cent}}. It is the difference between [[7/5]] (small septimal tritone) and [[1024/729]] (Pythagorean diminished fifth), or between [[10/7]] (large septimal tritone) and [[729/512]] (Pythagorean augmented fourth). It is also the difference between [[15/14]] and [[2187/2048]], between [[21/20]] and [[256/243]], between [[80/63]] and [[81/64]], etc., hence, between the septimal comma of [[64/63]] and the syntonic comma of [[81/80]]. | '''5120/5103''', the '''hemifamity comma''', '''5/7-kleisma''', or '''aberschisma''', is a [[small comma|small]] [[7-limit]] [[comma]] measuring about 5.8{{cent}}. It is the difference between [[7/5]] (small septimal tritone) and [[1024/729]] (Pythagorean diminished fifth), or between [[10/7]] (large septimal tritone) and [[729/512]] (Pythagorean augmented fourth). It is also the difference between [[15/14]] and [[2187/2048]], between [[21/20]] and [[256/243]], between [[80/63]] and [[81/64]], etc., hence, between the septimal comma of [[64/63]] and the syntonic comma of [[81/80]], as well as between [[schisma|32805/32768]], the schisma, and [[225/224]], the marvel comma. | ||
== Temperaments == | == Temperaments == | ||