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Monthly Archives: December 2011


Music composition exercise

I’ve just finished this short choral music, made as an exercise for chord progression and voice leading in four sections: soprano, alto, tenor, bass.


Algebraic formulas and matrix symmetry


This post features two examples of algebraic manipulation and their relation to the symmetry of the matrices representing the expressions. The algebraic expressions we investigate are quadratic, multivariate and can be written in the matrix form: