0.100 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.273 * * * [progress]: [2/2] Setting up program.
0.283 * [progress]: [Phase 2 of 3] Improving.
0.284 * [simplify]: Simplifying:
  (/ (- (* (+ 1.0 (/ 1.0 eps)) (exp (- (* (- 1.0 eps) x)))) (* (- (/ 1.0 eps) 1.0) (exp (- (* (+ 1.0 eps) x))))) 2.0)