0.056 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.228 * * * [progress]: [2/2] Setting up program.
0.235 * [progress]: [Phase 2 of 3] Improving.
0.236 * [simplify]: Simplifying:
  (- (* (* 2.0 (sqrt x)) (cos (- y (/ (* z t) 3.0)))) (/ a (* b 3.0)))