1.423 * [progress]: [Phase 1 of 3] Setting up.
0.003 * * * [progress]: [1/2] Preparing points
0.240 * * * [progress]: [2/2] Setting up program.
0.250 * [progress]: [Phase 2 of 3] Improving.
0.253 * [simplify]: Simplifying:
  (/ (* (- t1) v) (* (+ t1 u) (+ t1 u)))