0.295 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.051 * * * [progress]: [2/2] Setting up program.
0.055 * [progress]: [Phase 2 of 3] Improving.
0.056 * [simplify]: Simplifying:
  (- (/ x x) (* (/ 1.0 x) (sqrt (* x x))))
0.056 * [simplify]: Sending expressions to egg_math:
 (- (/ h0 h0) (* (/ 1.0 h0) (sqrt (* h0 h0))))