29.517 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.074 * * * [progress]: [2/2] Setting up program.
0.075 * [progress]: [Phase 2 of 3] Improving.
0.076 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 (+.f64 (*.f64 x x) y) y)
0.088 * * [simplify]: iteration  0 :  14  enodes  (cost  10 )
0.088 * * [simplify]: iteration  1 :  14  enodes  (cost  10 )
0.088 * [simplify]: Simplified to:
   (+.f64 y (+.f64 (*.f64 x x) y))
0.090 * * [progress]: iteration 1 / 4
0.090 * * * [progress]: picking best candidate
0.091 * * * * [pick]: Picked  #<alt (λ (x y) (+.f64 (+.f64 (*.f64 x x) y) y))>
0.091 * * * [progress]: localizing error
0.095 * * * [progress]: generating rewritten candidates
0.095 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.102 * * * [progress]: generating series expansions
0.102 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.103 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in (x y) around 0
0.103 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in y
0.103 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.103 * [taylor]: Taking taylor expansion of x in y
0.103 * [taylor]: Taking taylor expansion of (* 2 y) in y
0.103 * [taylor]: Taking taylor expansion of 2 in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in x
0.103 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.103 * [taylor]: Taking taylor expansion of x in x
0.103 * [taylor]: Taking taylor expansion of (* 2 y) in x
0.103 * [taylor]: Taking taylor expansion of 2 in x
0.103 * [taylor]: Taking taylor expansion of y in x
0.103 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in x
0.103 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.103 * [taylor]: Taking taylor expansion of x in x
0.103 * [taylor]: Taking taylor expansion of (* 2 y) in x
0.103 * [taylor]: Taking taylor expansion of 2 in x
0.103 * [taylor]: Taking taylor expansion of y in x
0.103 * [taylor]: Taking taylor expansion of (* 2 y) in y
0.103 * [taylor]: Taking taylor expansion of 2 in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.103 * [taylor]: Taking taylor expansion of 0 in y
0.103 * [taylor]: Taking taylor expansion of 1 in y
0.104 * [taylor]: Taking taylor expansion of 0 in y
0.104 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in (x y) around 0
0.104 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in y
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.104 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.104 * [taylor]: Taking taylor expansion of x in y
0.104 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.104 * [taylor]: Taking taylor expansion of 2 in y
0.104 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.104 * [taylor]: Taking taylor expansion of y in y
0.104 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.104 * [taylor]: Taking taylor expansion of 2 in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.104 * [taylor]: Taking taylor expansion of y in x
0.104 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.104 * [taylor]: Taking taylor expansion of 2 in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.104 * [taylor]: Taking taylor expansion of y in x
0.105 * [taylor]: Taking taylor expansion of 1 in y
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.105 * [taylor]: Taking taylor expansion of 2 in y
0.105 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.105 * [taylor]: Taking taylor expansion of y in y
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.106 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in (x y) around 0
0.106 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.106 * [taylor]: Taking taylor expansion of x in y
0.106 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.106 * [taylor]: Taking taylor expansion of 2 in y
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.106 * [taylor]: Taking taylor expansion of y in y
0.106 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.106 * [taylor]: Taking taylor expansion of 2 in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.106 * [taylor]: Taking taylor expansion of y in x
0.106 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.106 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.106 * [taylor]: Taking taylor expansion of x in x
0.106 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.106 * [taylor]: Taking taylor expansion of 2 in x
0.106 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.106 * [taylor]: Taking taylor expansion of y in x
0.106 * [taylor]: Taking taylor expansion of 1 in y
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.107 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.107 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.107 * [taylor]: Taking taylor expansion of 2 in y
0.107 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.107 * [taylor]: Taking taylor expansion of y in y
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.108 * * * [progress]: simplifying candidates
0.108 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (*.f64 (exp.f64 (*.f64 x x)) (exp.f64 y)) (exp.f64 y))
  (*.f64 (exp.f64 (+.f64 (*.f64 x x) y)) (exp.f64 y))
  (log.f64 (+.f64 (+.f64 (*.f64 x x) y) y))
  (exp.f64 (+.f64 (+.f64 (*.f64 x x) y) y))
  (*.f64 (cbrt.f64 (+.f64 (+.f64 (*.f64 x x) y) y)) (cbrt.f64 (+.f64 (+.f64 (*.f64 x x) y) y)))
  (cbrt.f64 (+.f64 (+.f64 (*.f64 x x) y) y))
  (*.f64 (*.f64 (+.f64 (+.f64 (*.f64 x x) y) y) (+.f64 (+.f64 (*.f64 x x) y) y)) (+.f64 (+.f64 (*.f64 x x) y) y))
  (sqrt.f64 (+.f64 (+.f64 (*.f64 x x) y) y))
  (sqrt.f64 (+.f64 (+.f64 (*.f64 x x) y) y))
  (+.f64 (pow.f64 (+.f64 (*.f64 x x) y) 3) (pow.f64 y 3))
  (+.f64 (*.f64 (+.f64 (*.f64 x x) y) (+.f64 (*.f64 x x) y)) (-.f64 (*.f64 y y) (*.f64 (+.f64 (*.f64 x x) y) y)))
  (-.f64 (*.f64 (+.f64 (*.f64 x x) y) (+.f64 (*.f64 x x) y)) (*.f64 y y))
  (-.f64 (+.f64 (*.f64 x x) y) y)
  (+.f64 (+.f64 (*.f64 x x) y) y)
  (+.f64 y y)
  (+.f64 (pow.f64 x 2) (*.f64 2 y))
  (+.f64 (pow.f64 x 2) (*.f64 2 y))
  (+.f64 (pow.f64 x 2) (*.f64 2 y))
0.224 * * [simplify]: iteration  0 :  4911  enodes  (cost  219 )
0.224 * * [simplify]: iteration  1 :  4911  enodes  (cost  219 )
0.226 * [simplify]: Simplified to:
   (exp.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (exp.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (log.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (exp.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (*.f64 (cbrt.f64 (+.f64 y (+.f64 (*.f64 x x) y))) (cbrt.f64 (+.f64 y (+.f64 (*.f64 x x) y))))
  (cbrt.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (pow.f64 (+.f64 y (+.f64 (*.f64 x x) y)) 3)
  (sqrt.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (sqrt.f64 (+.f64 y (+.f64 (*.f64 x x) y)))
  (+.f64 (pow.f64 (+.f64 (*.f64 x x) y) 3) (pow.f64 y 3))
  (+.f64 (*.f64 y (+.f64 (*.f64 x x) y)) (pow.f64 x 4))
  (*.f64 (*.f64 x x) (+.f64 y (+.f64 (*.f64 x x) y)))
  (*.f64 x x)
  (+.f64 y (+.f64 (*.f64 x x) y))
  (+.f64 y y)
  (+.f64 y (+.f64 (*.f64 x x) y))
  (+.f64 y (+.f64 (*.f64 x x) y))
  (+.f64 y (+.f64 (*.f64 x x) y))
0.226 * * * [progress]: adding candidates to table
0.234 * * [progress]: iteration 2 / 4
0.234 * * * [progress]: picking best candidate
0.236 * * * * [pick]: Picked  #<alt (λ (x y) (+.f64 (*.f64 x x) (+.f64 y y)))>
0.236 * * * [progress]: localizing error
0.240 * * * [progress]: generating rewritten candidates
0.240 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.248 * * * [progress]: generating series expansions
0.248 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.248 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in (x y) around 0
0.248 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in y
0.248 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.248 * [taylor]: Taking taylor expansion of x in y
0.248 * [taylor]: Taking taylor expansion of (* 2 y) in y
0.248 * [taylor]: Taking taylor expansion of 2 in y
0.248 * [taylor]: Taking taylor expansion of y in y
0.248 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in x
0.248 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (* 2 y) in x
0.248 * [taylor]: Taking taylor expansion of 2 in x
0.248 * [taylor]: Taking taylor expansion of y in x
0.248 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2 y)) in x
0.248 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.248 * [taylor]: Taking taylor expansion of x in x
0.248 * [taylor]: Taking taylor expansion of (* 2 y) in x
0.248 * [taylor]: Taking taylor expansion of 2 in x
0.248 * [taylor]: Taking taylor expansion of y in x
0.248 * [taylor]: Taking taylor expansion of (* 2 y) in y
0.248 * [taylor]: Taking taylor expansion of 2 in y
0.248 * [taylor]: Taking taylor expansion of y in y
0.248 * [taylor]: Taking taylor expansion of 0 in y
0.248 * [taylor]: Taking taylor expansion of 1 in y
0.249 * [taylor]: Taking taylor expansion of 0 in y
0.249 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in (x y) around 0
0.249 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in y
0.249 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.249 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.249 * [taylor]: Taking taylor expansion of x in y
0.249 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.249 * [taylor]: Taking taylor expansion of 2 in y
0.249 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.249 * [taylor]: Taking taylor expansion of y in y
0.249 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.249 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.249 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.249 * [taylor]: Taking taylor expansion of 2 in x
0.249 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.249 * [taylor]: Taking taylor expansion of y in x
0.249 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.249 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.249 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.250 * [taylor]: Taking taylor expansion of x in x
0.250 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.250 * [taylor]: Taking taylor expansion of 2 in x
0.250 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.250 * [taylor]: Taking taylor expansion of y in x
0.250 * [taylor]: Taking taylor expansion of 1 in y
0.250 * [taylor]: Taking taylor expansion of 0 in y
0.250 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.250 * [taylor]: Taking taylor expansion of 2 in y
0.250 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.250 * [taylor]: Taking taylor expansion of y in y
0.250 * [taylor]: Taking taylor expansion of 0 in y
0.251 * [taylor]: Taking taylor expansion of 0 in y
0.251 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in (x y) around 0
0.251 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.251 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.251 * [taylor]: Taking taylor expansion of x in y
0.251 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.251 * [taylor]: Taking taylor expansion of 2 in y
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.251 * [taylor]: Taking taylor expansion of y in y
0.251 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.251 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.251 * [taylor]: Taking taylor expansion of 2 in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.251 * [taylor]: Taking taylor expansion of y in x
0.251 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2 (/ 1 y))) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.251 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in x
0.251 * [taylor]: Taking taylor expansion of 2 in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.251 * [taylor]: Taking taylor expansion of y in x
0.252 * [taylor]: Taking taylor expansion of 1 in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.252 * [taylor]: Taking taylor expansion of (neg (* 2 (/ 1 y))) in y
0.252 * [taylor]: Taking taylor expansion of (* 2 (/ 1 y)) in y
0.252 * [taylor]: Taking taylor expansion of 2 in y
0.252 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.252 * [taylor]: Taking taylor expansion of y in y
0.252 * [taylor]: Taking taylor expansion of 0 in y
0.253 * [taylor]: Taking taylor expansion of 0 in y
0.253 * * * [progress]: simplifying candidates
0.253 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (*.f64 (exp.f64 (*.f64 x x)) (*.f64 (exp.f64 y) (exp.f64 y)))
  (*.f64 (exp.f64 (*.f64 x x)) (exp.f64 (+.f64 y y)))
  (log.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (exp.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (*.f64 (cbrt.f64 (+.f64 (*.f64 x x) (+.f64 y y))) (cbrt.f64 (+.f64 (*.f64 x x) (+.f64 y y))))
  (cbrt.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (*.f64 (*.f64 (+.f64 (*.f64 x x) (+.f64 y y)) (+.f64 (*.f64 x x) (+.f64 y y))) (+.f64 (*.f64 x x) (+.f64 y y)))
  (sqrt.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (sqrt.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (+.f64 (pow.f64 (*.f64 x x) 3) (pow.f64 (+.f64 y y) 3))
  (+.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (-.f64 (*.f64 (+.f64 y y) (+.f64 y y)) (*.f64 (*.f64 x x) (+.f64 y y))))
  (-.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 (+.f64 y y) (+.f64 y y)))
  (-.f64 (*.f64 x x) (+.f64 y y))
  (+.f64 (*.f64 x x) y)
  (+.f64 (pow.f64 x 2) (*.f64 2 y))
  (+.f64 (pow.f64 x 2) (*.f64 2 y))
  (+.f64 (pow.f64 x 2) (*.f64 2 y))
0.310 * * [simplify]: iteration  0 :  5149  enodes  (cost  218 )
0.312 * [simplify]: Simplified to:
   (exp.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (exp.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (log.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (exp.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (*.f64 (cbrt.f64 (+.f64 (*.f64 x x) (+.f64 y y))) (cbrt.f64 (+.f64 (*.f64 x x) (+.f64 y y))))
  (cbrt.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (pow.f64 (+.f64 (*.f64 x x) (+.f64 y y)) 3)
  (sqrt.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (sqrt.f64 (+.f64 (*.f64 x x) (+.f64 y y)))
  (+.f64 (pow.f64 x 6) (pow.f64 (+.f64 y y) 3))
  (+.f64 (pow.f64 x 4) (*.f64 y (-.f64 (*.f64 y 4) (*.f64 (*.f64 x x) 2))))
  (-.f64 (pow.f64 x 4) (*.f64 y (*.f64 y 4)))
  (-.f64 (*.f64 x x) (+.f64 y y))
  (+.f64 (*.f64 x x) y)
  (+.f64 (*.f64 x x) (+.f64 y y))
  (+.f64 (*.f64 x x) (+.f64 y y))
  (+.f64 (*.f64 x x) (+.f64 y y))
0.312 * * * [progress]: adding candidates to table
0.319 * [progress]: [Phase 3 of 3] Extracting.
0.320 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+.f64 (*.f64 x x) (+.f64 y y)))> #<alt (λ (x y) (+.f64 (+.f64 (*.f64 x x) y) y))>)
0.320 * * * [regime-changes]: Trying 4 branch expressions: ((*.f64 x x) (+.f64 (+.f64 (*.f64 x x) y) y) y x)
0.320 * * * * [regimes]: Trying to branch on (*.f64 x x) from (#<alt (λ (x y) (+.f64 (*.f64 x x) (+.f64 y y)))> #<alt (λ (x y) (+.f64 (+.f64 (*.f64 x x) y) y))>)
0.340 * * * * [regimes]: Trying to branch on (+.f64 (+.f64 (*.f64 x x) y) y) from (#<alt (λ (x y) (+.f64 (*.f64 x x) (+.f64 y y)))> #<alt (λ (x y) (+.f64 (+.f64 (*.f64 x x) y) y))>)
0.360 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+.f64 (*.f64 x x) (+.f64 y y)))> #<alt (λ (x y) (+.f64 (+.f64 (*.f64 x x) y) y))>)
0.379 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+.f64 (*.f64 x x) (+.f64 y y)))> #<alt (λ (x y) (+.f64 (+.f64 (*.f64 x x) y) y))>)
0.400 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.400 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+.f64 (*.f64 x x) (+.f64 y y))
0.403 * * [simplify]: iteration  0 :  7  enodes  (cost  10 )
0.403 * * [simplify]: iteration  1 :  7  enodes  (cost  10 )
0.403 * [simplify]: Simplified to:
   (+.f64 (*.f64 x x) (+.f64 y y))
0.830 * [regime-testing]: End program error score: 0.004875609451181397
0.872 * [regime-testing]: Target error score: 0.004875609451181397