1.208 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.191 * * * [progress]: [2/2] Setting up program.
0.196 * [progress]: [Phase 2 of 3] Improving.
0.199 * [simplify]: Simplifying:
  (sqrt (/ (- (exp (* 2.0 x)) 1.0) (- (exp x) 1.0)))