0.852 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.320 * * * [progress]: [2/2] Setting up program.
0.323 * [progress]: [Phase 2 of 3] Improving.
0.326 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (sin (pow (sqrt (atan2 b b)) (- b a)))
0.328 * * [simplify]: iteration  0 :  7  enodes  (cost  9 )
0.332 * * [simplify]: iteration  1 :  13  enodes  (cost  9 )
0.333 * * [simplify]: iteration  2 :  22  enodes  (cost  9 )
0.337 * * [simplify]: iteration  3 :  45  enodes  (cost  9 )
0.344 * * [simplify]: iteration  4 :  110  enodes  (cost  9 )
0.373 * * [simplify]: iteration  5 :  262  enodes  (cost  9 )
0.446 * * [simplify]: iteration  6 :  806  enodes  (cost  9 )