Counterpoint
Fugue Subjects and Answers
A fugue's opening notes commit the piece to more than a tune. The subject's shape and the answer's adjustment decide what can happen next.
The archive
100 pieces on how music is built and how it is written down — with playable examples, tables you can check, and no filler.
♮ intro · ♯♯ intermediate · ♯♯♯♯ advanced — like key signatures, more marks means more to hold in mind
Counterpoint
A fugue's opening notes commit the piece to more than a tune. The subject's shape and the answer's adjustment decide what can happen next.
Counterpoint
Imitation makes one idea serve two lines. Invertible counterpoint makes those lines interchangeable, and the arithmetic behind it is small enough to check.

The ebook
The site's working library as a structured ebook: intervals, keys, harmony, counterpoint, rhythm, form, tuning, orchestration and the history behind them.
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