Exploring the Use of a Single Formula in Grant Green's First Chorus Improvisation on "I'll Remember April" (1961)

Many jazz musicians rely on a finite number of malleable formulas that can be manipulated rhythmically, harmonically and melodically in any number of ways for any number of musical results. This article examines one single formula and its repeated presence in the first chorus of Grant Green's improvisation on the composition "I'll Remember April."