Bach’s Fantasia and Fugue in A Minor, BWV 944: Warmup and Herculean Feat
Composed in Weimar, circa 1713, J.S. Bach’s Fantasia and Fugue in A minor, BWV 944 amounts to a warmup, followed by a herculean feat of athleticism. The warmup, for our ears, the players fingers, and the instrument alike, comes with the brief ten-bar Fantasia. Bach notated this opening as chords, with the instruction, “arpeggio.” The player is free to improvise on a harmonic progression which is at once melancholy, mysterious, and sensuous. …