Invention Invention (Lat. inventio “discovery”) is a short, contrapuntal composition, usually implying an originality of idea, yet in a contrapuntal style and similar to a prelude or fantasia (short, free contrapuntal styled piece) Invention, sheet music:Two-Part Invention No.8 in F Major, BWV 779 (Johann Sebastian Bach)Two-Part Invention No.1 in C major, BWV 772 (Johann Sebastian Bach)SINFONIA № 8 (F Major) – Three Part Invention (J.S. Bach)Share this:Click to share on Facebook (Opens in new window)Click to share on Twitter (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on LinkedIn (Opens in new window)Click to share on Telegram (Opens in new window)