Use the tool below to generate a matrix for any twelve-tone row. Click the button for each pitch class in the order they appear in the row. If you make a mistake or need to go back, click the "DEL" button to remove the last entry. Click the "CLR" button to start over. Click table to highlight rows/columns.

Input Buttons





Row Forms

A list of all row forms (useful when using CTRL+F to find pitch-class sequences).

P forms

R forms

I forms

RI forms

Find a Set

Find a PC set in the row forms above (enter only digits or T/E):

Other Matrix Generators

(There are also many options for mobile devices. Try searching for "music set theory" in your device's download center.)