0.151 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.070 * * * [progress]: [2/2] Setting up program.
0.074 * [progress]: [Phase 2 of 3] Improving.
0.075 * [simplify]: Simplifying:
  (- (- (* x (log y)) z) y)
0.075 * [simplify]: Sending expressions to egg_math:
 (- (- (* h2 (log h0)) h1) h0)