50.705 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.065 * * * [progress]: [2/2] Setting up program.
0.068 * [progress]: [Phase 2 of 3] Improving.
0.068 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- wj (/ (- (* wj (exp wj)) x) (+ (exp wj) (* wj (exp wj)))))
0.069 * * [simplify]: iteration  0 :  8  enodes  (cost  16 )
0.070 * * [simplify]: iteration  1 :  20  enodes  (cost  15 )
0.074 * * [simplify]: iteration  2 :  48  enodes  (cost  15 )
0.084 * * [simplify]: iteration  3 :  107  enodes  (cost  15 )
0.100 * * [simplify]: iteration  4 :  211  enodes  (cost  14 )