0.664 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.312 * * * [progress]: [2/2] Setting up program.
0.315 * [progress]: [Phase 2 of 3] Improving.
0.317 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.318 * [simplify]: Sending expressions to egg_math:
 (* h0 (- (* h1 h1) h2))
0.321 * * [simplify]: iteration  0 :  9  enodes  (cost  3 )
0.322 * * [simplify]: iteration  1 :  16  enodes  (cost  3 )
0.324 * * [simplify]: iteration  2 :  26  enodes  (cost  3 )
0.325 * * [simplify]: iteration  3 :  33  enodes  (cost  3 )
0.326 * * [simplify]: iteration  4 :  33  enodes  (cost  3 )
0.327 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.328 * * [progress]: iteration 1 / 4
0.328 * * * [progress]: picking best candidate
0.330 * * * * [pick]: Picked  #<alt (λ (x y) (* 0.5 (- (* x x) y)))>
0.330 * * * [progress]: localizing error
0.337 * * * [progress]: generating rewritten candidates
0.337 * * * [progress]: generating series expansions
0.338 * * * [progress]: simplifying candidates
0.338 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   
0.338 * [simplify]: Sending expressions to egg_math:
 
0.340 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
0.340 * [simplify]: Simplified to:
   
0.340 * * * [progress]: adding candidates to table
0.340 * [progress]: [Phase 3 of 3] Extracting.
0.342 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 0.5 (- (* x x) y))
0.342 * [simplify]: Sending expressions to egg_math:
 (* h0 (- (* h1 h1) h2))
0.343 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.343 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.343 * [simplify]: Simplified to:
   (* 0.5 (- (* x x) y))
0.816 * [regime-testing]: End program error score: 0.038077880047596095