Tetracot comma

Revision as of 18:02, 25 September 2020 by Xenwolf (talk | contribs) (recat, some cleanup, rewording for more consistent link title)

20000/19683, the tetracot comma or minimal diesis, is an interval of 27.660 cents which is the amount by which four minor whole tones exceed a fifth; that is, (10/9)^4/(3/2). Tempering it out leads to the tetracot family of temperaments.