21/13: Difference between revisions

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'''21/13''', the '''tredecimal supraminor sixth''', is ca. 830 [[cent]]s in size.
'''21/13''', the '''tredecimal supraminor sixth''', is ca. 830 [[cent]]s in size. It has a very good approximation in [[13edo]].


== See also ==
== See also ==

Revision as of 05:17, 22 September 2020

Interval information
Ratio 21/13
Factorization 3 × 7 × 13-1
Monzo [0 1 0 1 0 -1
Size in cents 830.2532¢
Name tredecimal supraminor sixth
FJS name [math]\displaystyle{ \text{M6}^{7}_{13} }[/math]
Special properties reduced
Tenney norm (log2 nd) 8.09276
Weil norm (log2 max(n, d)) 8.78463
Wilson norm (sopfr(nd)) 23

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21/13, the tredecimal supraminor sixth, is ca. 830 cents in size. It has a very good approximation in 13edo.

See also