0.068 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.116 * * * [progress]: [2/2] Setting up program.
0.121 * [progress]: [Phase 2 of 3] Improving.
0.121 * [simplify]: Simplifying:
  (/ (- (- b) (sqrt (- (* b b) (* 4.0 (* a c))))) (* 2.0 a))