0.485 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.649 * * * [progress]: [2/2] Setting up program.
0.656 * [progress]: [Phase 2 of 3] Improving.
0.659 * [simplify]: Simplifying:
  (fabs (fmod (atan2 (expm1 (sin (expm1 a))) (atan a)) a))