: Provides rules for creating music, including how to handle chord progressions and modulation.
: Focuses on the practical art of playing from a figured bass on instruments like the harpsichord or organ. Availability and Modern Use Treatise on Harmony (Dover Books On Music: Analysis) Treatise on Harmony
: He established the "natural" relationship between chords, particularly the movement between the tonic and the dominant , which remains the backbone of most Western music today. Structural Breakdown : Provides rules for creating music, including how
The (originally Traité de l'harmonie réduite à ses principes naturels ) is a monumental 1722 work by French composer and theorist Jean-Philippe Rameau . Often cited as the foundation of modern Western music theory, it shifted the focus of music from horizontal melody to vertical harmony , establishing the mathematical and functional rules for tonality. Core Theoretical Contributions focusing on string ratios
: Explores the physics of sound, focusing on string ratios, intervals, and the derivation of chords from a single "source" sound.