0.058 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.060 * * * [progress]: [2/2] Setting up program.
0.062 * [progress]: [Phase 2 of 3] Improving.
0.062 * [simplify]: Simplifying:
  (/ (- (+ (* x x) (* y y)) (* z z)) (* y 2.0))
0.062 * [simplify]: Sending expressions to egg_math:
 (/ (- (+ (* h2 h2) (* h0 h0)) (* h1 h1)) (* h0 2.0))