0.587 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.094 * * * [progress]: [2/2] Setting up program.
0.099 * [progress]: [Phase 2 of 3] Improving.
0.102 * [simplify]: Simplifying:
  (/ (- (+ f n)) (- f n))
0.103 * [simplify]: Sending expressions to egg_math:
 (/ (- (+ h1 h0)) (- h1 h0))