0.070 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.053 * * * [progress]: [2/2] Setting up program.
0.056 * [progress]: [Phase 2 of 3] Improving.
0.056 * [simplify]: Simplifying:
  (+ x (* (* y z) (- (tanh (/ t y)) (tanh (/ x y)))))
0.056 * [simplify]: Sending expressions to egg_math:
 (+ h1 (* (* h0 h3) (- (tanh (/ h2 h0)) (tanh (/ h1 h0)))))