Below are links to pages discussing various aspects of mathematical musical and tuning theory.

Intervals and Vals

Regular Temperaments

The Wedge Product

The Wedgie

The Brat

Bosanquet Lattices

TOP and Tenney Space

Kees space and Kees tuning

The seven limit lattices

Hahn Distance

Comma Sequences

The Hermite Basis

Composing in Meantone

Names of seven-limit commas