Once you can play the exercise by memory at 140 BPM, you have the technique . But technique without music is athletics. Here is how to turn the exercise into improvisation.
Here’s a write-up explaining what “A Little Jazz Exercise” by Oscar Peterson is, its purpose, and how to find or use a PDF of it. a little jazz exercise oscar peterson pdf
The piece first appeared in print in the 1960s as part of a now out-of-print folio titled Oscar Peterson: Jazz Exercises & Pieces . Unlike Hanon or Czerny (which are classical, linear, and rigid), Peterson’s exercise is harmonic and syncopated. Once you can play the exercise by memory