Biyatismic chords: Difference between revisions

Seems all these chords are essentially just in 15-odd-limit
Correction. Between 11/9 and 18/11 isn't an 11- or 15-odd-limit concordant ratio
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* 1-6/5-16/11 chord with steps of 6/5-11/9-11/8.
* 1-6/5-16/11 chord with steps of 6/5-11/9-11/8.


For tetrads, there are two palindromic chords and three pairs of chords in inverse relationship. The palindromic chords are  
For tetrads, there are two palindromic chords and two pairs of chords in inverse relationship. The palindromic chords are  
* 1-9/8-11/8-18/11 chord with steps of 9/8-11/9-6/5-11/9;  
* 1-9/8-11/8-18/11 chord with steps of 9/8-11/9-6/5-11/9;  
* 1-5/4-11/8-11/6 chord with steps of 5/4-11/10-4/3-11/10.  
* 1-5/4-11/8-11/6 chord with steps of 5/4-11/10-4/3-11/10.  


The inversely related pairs of chords are  
The inversely related pairs of chords are
* 1-11/9-11/8-18/11 chord with steps of 11/9-9/8-6/5-11/9 and 1-11/9-16/11-18/11 chord with steps of 11/9-6/5-9/8-11/9;
* 1-11/8-5/3-11/6 chord with steps of 11/8-11/9-11/10-11/10 and 1-11/10-6/5-16/11 chord with steps of 11/10-11/10-11/9-11/8;  
* 1-11/8-5/3-11/6 chord with steps of 11/8-11/9-11/10-11/10 and 1-11/10-6/5-16/11 chord with steps of 11/10-11/10-11/9-11/8;  
* 1-5/4-3/2-11/6 chord with steps of 5/4-6/5-11/9-11/10 and 1-11/10-4/3-8/5 chord with steps of 11/10-11/9-6/5-5/4.  
* 1-5/4-3/2-11/6 chord with steps of 5/4-6/5-11/9-11/10 and 1-11/10-4/3-8/5 chord with steps of 11/10-11/9-6/5-5/4.