61.637 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.184 * * * [progress]: [2/2] Setting up program.
0.186 * [progress]: [Phase 2 of 3] Improving.
0.186 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x x) (* (* x 2.0) y)) (* y y))
0.188 * * [simplify]: iteration  0 :  17  enodes  (cost  6 )
0.190 * * [simplify]: iteration  1 :  37  enodes  (cost  5 )
0.191 * * [simplify]: iteration  2 :  46  enodes  (cost  5 )
0.192 * * [simplify]: iteration  3 :  46  enodes  (cost  5 )
0.192 * [simplify]: Simplified to:
   (+ (* y (+ (* x 2.0) y)) (* x x))
0.196 * * [progress]: iteration 1 / 4
0.196 * * * [progress]: picking best candidate
0.199 * * * * [pick]: Picked  #<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))>
0.199 * * * [progress]: localizing error
0.206 * * * [progress]: generating rewritten candidates
0.206 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.210 * * * [progress]: generating series expansions
0.210 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.210 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in (x y) around 0
0.210 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in y
0.210 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.210 * [taylor]: Taking taylor expansion of x in y
0.210 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in y
0.210 * [taylor]: Taking taylor expansion of 2.0 in y
0.210 * [taylor]: Taking taylor expansion of (* x y) in y
0.210 * [taylor]: Taking taylor expansion of x in y
0.210 * [taylor]: Taking taylor expansion of y in y
0.210 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in x
0.210 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.210 * [taylor]: Taking taylor expansion of 2.0 in x
0.210 * [taylor]: Taking taylor expansion of (* x y) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of y in x
0.210 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 (* x y))) in x
0.210 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of (* 2.0 (* x y)) in x
0.210 * [taylor]: Taking taylor expansion of 2.0 in x
0.210 * [taylor]: Taking taylor expansion of (* x y) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.211 * [taylor]: Taking taylor expansion of y in x
0.211 * [taylor]: Taking taylor expansion of 0 in y
0.211 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.211 * [taylor]: Taking taylor expansion of 2.0 in y
0.211 * [taylor]: Taking taylor expansion of y in y
0.211 * [taylor]: Taking taylor expansion of 1 in y
0.211 * [taylor]: Taking taylor expansion of 0 in y
0.211 * [taylor]: Taking taylor expansion of 0 in y
0.212 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in (x y) around 0
0.212 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in y
0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.212 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.212 * [taylor]: Taking taylor expansion of x in y
0.212 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.212 * [taylor]: Taking taylor expansion of 2.0 in y
0.212 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.212 * [taylor]: Taking taylor expansion of (* x y) in y
0.212 * [taylor]: Taking taylor expansion of x in y
0.212 * [taylor]: Taking taylor expansion of y in y
0.212 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.212 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.212 * [taylor]: Taking taylor expansion of x in x
0.212 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.212 * [taylor]: Taking taylor expansion of 2.0 in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.212 * [taylor]: Taking taylor expansion of (* x y) in x
0.212 * [taylor]: Taking taylor expansion of x in x
0.212 * [taylor]: Taking taylor expansion of y in x
0.212 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.212 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.212 * [taylor]: Taking taylor expansion of x in x
0.212 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.212 * [taylor]: Taking taylor expansion of 2.0 in x
0.212 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.212 * [taylor]: Taking taylor expansion of (* x y) in x
0.212 * [taylor]: Taking taylor expansion of x in x
0.212 * [taylor]: Taking taylor expansion of y in x
0.212 * [taylor]: Taking taylor expansion of 1 in y
0.212 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.212 * [taylor]: Taking taylor expansion of 2.0 in y
0.212 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.212 * [taylor]: Taking taylor expansion of y in y
0.213 * [taylor]: Taking taylor expansion of 0 in y
0.213 * [taylor]: Taking taylor expansion of 0 in y
0.213 * [taylor]: Taking taylor expansion of 0 in y
0.214 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in (x y) around 0
0.214 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in y
0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.214 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.214 * [taylor]: Taking taylor expansion of x in y
0.214 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in y
0.214 * [taylor]: Taking taylor expansion of 2.0 in y
0.214 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.214 * [taylor]: Taking taylor expansion of (* x y) in y
0.214 * [taylor]: Taking taylor expansion of x in y
0.214 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.214 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.214 * [taylor]: Taking taylor expansion of 2.0 in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.214 * [taylor]: Taking taylor expansion of (* x y) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of y in x
0.214 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 (* x y)))) in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.214 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (* x y))) in x
0.214 * [taylor]: Taking taylor expansion of 2.0 in x
0.214 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.214 * [taylor]: Taking taylor expansion of (* x y) in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of y in x
0.215 * [taylor]: Taking taylor expansion of 1 in y
0.215 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.215 * [taylor]: Taking taylor expansion of 2.0 in y
0.215 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.215 * [taylor]: Taking taylor expansion of y in y
0.215 * [taylor]: Taking taylor expansion of 0 in y
0.215 * [taylor]: Taking taylor expansion of 0 in y
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.216 * * * [progress]: simplifying candidates
0.216 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* x x)) (exp (* (* x 2.0) y)))
  (log (+ (* x x) (* (* x 2.0) y)))
  (exp (+ (* x x) (* (* x 2.0) y)))
  (* (cbrt (+ (* x x) (* (* x 2.0) y))) (cbrt (+ (* x x) (* (* x 2.0) y))))
  (cbrt (+ (* x x) (* (* x 2.0) y)))
  (* (* (+ (* x x) (* (* x 2.0) y)) (+ (* x x) (* (* x 2.0) y))) (+ (* x x) (* (* x 2.0) y)))
  (sqrt (+ (* x x) (* (* x 2.0) y)))
  (sqrt (+ (* x x) (* (* x 2.0) y)))
  (+ (pow (* x x) 3) (pow (* (* x 2.0) y) 3))
  (+ (* (* x x) (* x x)) (- (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x x) (* (* x 2.0) y))))
  (- (* (* x x) (* x x)) (* (* (* x 2.0) y) (* (* x 2.0) y)))
  (- (* x x) (* (* x 2.0) y))
  (+ (pow x 2) (* 2.0 (* x y)))
  (+ (pow x 2) (* 2.0 (* x y)))
  (+ (pow x 2) (* 2.0 (* x y)))
0.219 * * [simplify]: iteration  0 :  107  enodes  (cost  97 )
0.222 * * [simplify]: iteration  1 :  562  enodes  (cost  82 )
0.235 * * [simplify]: iteration  2 :  2682  enodes  (cost  76 )
0.308 * * [simplify]: iteration  3 :  5001  enodes  (cost  76 )
0.309 * [simplify]: Simplified to:
   (pow (exp x) (+ (* 2.0 y) x))
  (log (+ (* x x) (* (* x 2.0) y)))
  (pow (exp x) (+ (* 2.0 y) x))
  (* (cbrt (+ (* x x) (* (* x 2.0) y))) (cbrt (+ (* x x) (* (* x 2.0) y))))
  (cbrt (+ (* x x) (* (* x 2.0) y)))
  (pow (* x (+ (* 2.0 y) x)) 3)
  (sqrt (+ (* x x) (* (* x 2.0) y)))
  (sqrt (+ (* x x) (* (* x 2.0) y)))
  (+ (pow (* x x) 3) (pow (* (* x 2.0) y) 3))
  (* x (+ (pow x 3) (* (* 2.0 y) (* x (- (* 2.0 y) x)))))
  (* (* x (- x (* 2.0 y))) (* x (+ (* 2.0 y) x)))
  (* x (- x (* 2.0 y)))
  (* x (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
0.309 * * * [progress]: adding candidates to table
0.328 * * [progress]: iteration 2 / 4
0.328 * * * [progress]: picking best candidate
0.331 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* x (+ (* 2.0 y) x)) (* y y)))>
0.331 * * * [progress]: localizing error
0.337 * * * [progress]: generating rewritten candidates
0.337 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.344 * * * [progress]: generating series expansions
0.344 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.344 * [approximate]: Taking taylor expansion of (* x (+ x (* 2.0 y))) in (x y) around 0
0.344 * [taylor]: Taking taylor expansion of (* x (+ x (* 2.0 y))) in y
0.344 * [taylor]: Taking taylor expansion of x in y
0.344 * [taylor]: Taking taylor expansion of (+ x (* 2.0 y)) in y
0.344 * [taylor]: Taking taylor expansion of x in y
0.344 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.344 * [taylor]: Taking taylor expansion of 2.0 in y
0.344 * [taylor]: Taking taylor expansion of y in y
0.344 * [taylor]: Taking taylor expansion of (* x (+ x (* 2.0 y))) in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (+ x (* 2.0 y)) in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (* 2.0 y) in x
0.344 * [taylor]: Taking taylor expansion of 2.0 in x
0.344 * [taylor]: Taking taylor expansion of y in x
0.344 * [taylor]: Taking taylor expansion of (* x (+ x (* 2.0 y))) in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (+ x (* 2.0 y)) in x
0.344 * [taylor]: Taking taylor expansion of x in x
0.344 * [taylor]: Taking taylor expansion of (* 2.0 y) in x
0.344 * [taylor]: Taking taylor expansion of 2.0 in x
0.344 * [taylor]: Taking taylor expansion of y in x
0.344 * [taylor]: Taking taylor expansion of 0 in y
0.345 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.345 * [taylor]: Taking taylor expansion of 2.0 in y
0.345 * [taylor]: Taking taylor expansion of y in y
0.345 * [taylor]: Taking taylor expansion of 1 in y
0.345 * [taylor]: Taking taylor expansion of 0 in y
0.345 * [taylor]: Taking taylor expansion of 0 in y
0.345 * [approximate]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in (x y) around 0
0.345 * [taylor]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in y
0.345 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (/ 1 x)) in y
0.345 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.345 * [taylor]: Taking taylor expansion of 2.0 in y
0.345 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.345 * [taylor]: Taking taylor expansion of y in y
0.345 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.345 * [taylor]: Taking taylor expansion of x in y
0.345 * [taylor]: Taking taylor expansion of x in y
0.346 * [taylor]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in x
0.346 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (/ 1 x)) in x
0.346 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in x
0.346 * [taylor]: Taking taylor expansion of 2.0 in x
0.346 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.346 * [taylor]: Taking taylor expansion of y in x
0.346 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in x
0.346 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (/ 1 x)) in x
0.346 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in x
0.346 * [taylor]: Taking taylor expansion of 2.0 in x
0.346 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.346 * [taylor]: Taking taylor expansion of y in x
0.346 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of 1 in y
0.346 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.346 * [taylor]: Taking taylor expansion of 2.0 in y
0.346 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.346 * [taylor]: Taking taylor expansion of y in y
0.346 * [taylor]: Taking taylor expansion of 0 in y
0.347 * [taylor]: Taking taylor expansion of 0 in y
0.347 * [taylor]: Taking taylor expansion of 0 in y
0.347 * [approximate]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in (x y) around 0
0.347 * [taylor]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in y
0.347 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (/ 1 x)) in y
0.347 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.347 * [taylor]: Taking taylor expansion of 2.0 in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.347 * [taylor]: Taking taylor expansion of y in y
0.347 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.347 * [taylor]: Taking taylor expansion of x in y
0.347 * [taylor]: Taking taylor expansion of x in y
0.348 * [taylor]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in x
0.348 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (/ 1 x)) in x
0.348 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in x
0.348 * [taylor]: Taking taylor expansion of 2.0 in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.348 * [taylor]: Taking taylor expansion of y in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of (/ (+ (* 2.0 (/ 1 y)) (/ 1 x)) x) in x
0.348 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 y)) (/ 1 x)) in x
0.348 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in x
0.348 * [taylor]: Taking taylor expansion of 2.0 in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.348 * [taylor]: Taking taylor expansion of y in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.348 * [taylor]: Taking taylor expansion of 1 in y
0.348 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.348 * [taylor]: Taking taylor expansion of 2.0 in y
0.348 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.348 * [taylor]: Taking taylor expansion of y in y
0.348 * [taylor]: Taking taylor expansion of 0 in y
0.349 * [taylor]: Taking taylor expansion of 0 in y
0.349 * [taylor]: Taking taylor expansion of 0 in y
0.349 * * * [progress]: simplifying candidates
0.350 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (+ (* 2.0 y) x))
  (+ (log x) (log (+ (* 2.0 y) x)))
  (log (* x (+ (* 2.0 y) x)))
  (exp (* x (+ (* 2.0 y) x)))
  (* (* (* x x) x) (* (* (+ (* 2.0 y) x) (+ (* 2.0 y) x)) (+ (* 2.0 y) x)))
  (* (cbrt (* x (+ (* 2.0 y) x))) (cbrt (* x (+ (* 2.0 y) x))))
  (cbrt (* x (+ (* 2.0 y) x)))
  (* (* (* x (+ (* 2.0 y) x)) (* x (+ (* 2.0 y) x))) (* x (+ (* 2.0 y) x)))
  (sqrt (* x (+ (* 2.0 y) x)))
  (sqrt (* x (+ (* 2.0 y) x)))
  (* (sqrt x) (sqrt (+ (* 2.0 y) x)))
  (* (sqrt x) (sqrt (+ (* 2.0 y) x)))
  (* x (* 2.0 y))
  (* x x)
  (* (* 2.0 y) x)
  (* x x)
  (* x (* (cbrt (+ (* 2.0 y) x)) (cbrt (+ (* 2.0 y) x))))
  (* x (sqrt (+ (* 2.0 y) x)))
  (* x 1)
  (* (cbrt x) (+ (* 2.0 y) x))
  (* (sqrt x) (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
  (* x (+ (pow (* 2.0 y) 3) (pow x 3)))
  (* x (- (* (* 2.0 y) (* 2.0 y)) (* x x)))
  (+ (pow x 2) (* 2.0 (* x y)))
  (+ (pow x 2) (* 2.0 (* x y)))
  (+ (pow x 2) (* 2.0 (* x y)))
0.353 * * [simplify]: iteration  0 :  146  enodes  (cost  116 )
0.356 * * [simplify]: iteration  1 :  717  enodes  (cost  103 )
0.373 * * [simplify]: iteration  2 :  3658  enodes  (cost  103 )
0.455 * * [simplify]: iteration  3 :  5002  enodes  (cost  103 )
0.456 * [simplify]: Simplified to:
   (* x (+ (* 2.0 y) x))
  (log (* x (+ (* 2.0 y) x)))
  (log (* x (+ (* 2.0 y) x)))
  (exp (* x (+ (* 2.0 y) x)))
  (pow (* x (+ (* 2.0 y) x)) 3)
  (* (cbrt (* x (+ (* 2.0 y) x))) (cbrt (* x (+ (* 2.0 y) x))))
  (cbrt (* x (+ (* 2.0 y) x)))
  (pow (* x (+ (* 2.0 y) x)) 3)
  (sqrt (* x (+ (* 2.0 y) x)))
  (sqrt (* x (+ (* 2.0 y) x)))
  (* (sqrt (+ (* 2.0 y) x)) (pow x 1/2))
  (* (sqrt (+ (* 2.0 y) x)) (pow x 1/2))
  (* x (* 2.0 y))
  (pow x 2)
  (* x (* 2.0 y))
  (pow x 2)
  (* x (* (cbrt (+ (* 2.0 y) x)) (cbrt (+ (* 2.0 y) x))))
  (* x (sqrt (+ (* 2.0 y) x)))
  x
  (* (cbrt x) (+ (* 2.0 y) x))
  (* (sqrt x) (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
  (* x (+ (pow (* 2.0 y) 3) (pow x 3)))
  (* x (- (* (* 2.0 y) (* 2.0 y)) (* x x)))
  (* x (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
  (* x (+ (* 2.0 y) x))
0.457 * * * [progress]: adding candidates to table
0.481 * [progress]: [Phase 3 of 3] Extracting.
0.481 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))> #<alt (λ (x y) (+ (* x (+ (* 2.0 y) x)) (* y y)))>)
0.482 * * * [regime-changes]: Trying 3 branch expressions: ((+ (+ (* x x) (* (* x 2.0) y)) (* y y)) y x)
0.482 * * * * [regimes]: Trying to branch on (+ (+ (* x x) (* (* x 2.0) y)) (* y y)) from (#<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))> #<alt (λ (x y) (+ (* x (+ (* 2.0 y) x)) (* y y)))>)
0.513 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))> #<alt (λ (x y) (+ (* x (+ (* 2.0 y) x)) (* y y)))>)
0.544 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (+ (* x x) (* (* x 2.0) y)) (* y y)))> #<alt (λ (x y) (+ (* x (+ (* 2.0 y) x)) (* y y)))>)
0.573 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.574 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (+ (* x x) (* (* x 2.0) y)) (* y y))
0.574 * * [simplify]: iteration  0 :  13  enodes  (cost  6 )
0.575 * * [simplify]: iteration  1 :  13  enodes  (cost  6 )
0.575 * [simplify]: Simplified to:
   (+ (+ (* x x) (* (* x 2.0) y)) (* y y))
1.399 * [regime-testing]: End program error score: 0.013361809471268296
1.463 * [regime-testing]: Target error score: 0.015237043875568833