0.046 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.121 * * * [progress]: [2/2] Setting up program.
0.129 * [progress]: [Phase 2 of 3] Improving.
0.129 * [simplify]: Simplifying:
  (/ (* (* (/ 8.0 3.0) (sin (* x 0.5))) (sin (* x 0.5))) (sin x))