Kite's thoughts on twin squares: Difference between revisions
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Twin Squares is a format for presenting a regular temperament. The gencom matrix G is shown side by side with its inverse, the mapping matrix M. M is transposed so that rows multiply with rows. 5-limit meantone temperament, with | Twin Squares is a format for presenting a regular temperament. The gencom matrix G is shown side by side with its inverse, the mapping matrix M. M is transposed so that rows multiply with rows. 5-limit meantone temperament, with period 2/1, generator 3/2 and comma 81/80: | ||
<math> | <math> | ||
G = | G = | ||
\begin{array} {rrr} | \left[ \begin{array} {rrr} | ||
per \\ | |||
gen \\ | |||
com \\ | |||
\end{array} | \end{array} \right] | ||
= | |||
\left[ \begin{array} {rrr} | \left[ \begin{array} {rrr} | ||
1 & 0 & 0 \\ | 1 & 0 & 0 \\ | ||