8.880 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.019 * * [simplify]: iteration  0 :  14  enodes  (cost  3 )
0.021 * * [simplify]: iteration  1 :  33  enodes  (cost  3 )
0.023 * * [simplify]: iteration  2 :  73  enodes  (cost  3 )
0.025 * * [simplify]: iteration  3 :  112  enodes  (cost  3 )
0.027 * * [simplify]: iteration  4 :  129  enodes  (cost  3 )
0.029 * * [simplify]: iteration  5 :  131  enodes  (cost  3 )
0.031 * * [simplify]: iteration  6 :  131  enodes  (cost  3 )
0.031 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.036 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>
0.036 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.045 * * * [progress]: generating series expansions
0.045 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.045 * [approximate]: Taking taylor expansion of (- (pow x 2) (* x y)) in (x y) around 0
0.045 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [taylor]: Taking taylor expansion of (* x y) in y
0.045 * [taylor]: Taking taylor expansion of x in y
0.045 * [taylor]: Taking taylor expansion of y in y
0.045 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (* x y) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.046 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (* x y) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of 0 in y
0.047 * [taylor]: Taking taylor expansion of (- y) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.048 * [taylor]: Taking taylor expansion of 1 in y
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [taylor]: Taking taylor expansion of 0 in y
0.053 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.053 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.053 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.053 * [taylor]: Taking taylor expansion of x in y
0.053 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.053 * [taylor]: Taking taylor expansion of (* x y) in y
0.053 * [taylor]: Taking taylor expansion of x in y
0.053 * [taylor]: Taking taylor expansion of y in y
0.054 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.054 * [taylor]: Taking taylor expansion of (* x y) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of y in x
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.055 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.055 * [taylor]: Taking taylor expansion of (* x y) in x
0.055 * [taylor]: Taking taylor expansion of x in x
0.055 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of 1 in y
0.057 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.057 * [taylor]: Taking taylor expansion of y in y
0.059 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.069 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.070 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.070 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.070 * [taylor]: Taking taylor expansion of (* x y) in y
0.070 * [taylor]: Taking taylor expansion of x in y
0.070 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.070 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.071 * [taylor]: Taking taylor expansion of (* x y) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.071 * [taylor]: Taking taylor expansion of y in x
0.071 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.071 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.071 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.071 * [taylor]: Taking taylor expansion of x in x
0.072 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.072 * [taylor]: Taking taylor expansion of (* x y) in x
0.072 * [taylor]: Taking taylor expansion of x in x
0.072 * [taylor]: Taking taylor expansion of y in x
0.072 * [taylor]: Taking taylor expansion of 1 in y
0.073 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.073 * [taylor]: Taking taylor expansion of y in y
0.076 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * * * [progress]: simplifying candidates
0.084 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma x x (- (* y x)))
  (fma (- y) x (* y x))
  (expm1 (- (* x x) (* x y)))
  (log1p (- (* x x) (* x y)))
  (- (* x y))
  (/ (exp (* x x)) (exp (* x y)))
  (log (- (* x x) (* x y)))
  (exp (- (* x x) (* x y)))
  (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y))))
  (cbrt (- (* x x) (* x y)))
  (* (* (- (* x x) (* x y)) (- (* x x) (* x y))) (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (- (pow (* x x) 3) (pow (* x y) 3))
  (+ (* (* x x) (* x x)) (+ (* (* x y) (* x y)) (* (* x x) (* x y))))
  (- (* x y))
  (- (* (* x x) (* x x)) (* (* x y) (* x y)))
  (+ (* x x) (* x y))
  (- x y)
  (- (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.087 * * [simplify]: iteration  0 :  102  enodes  (cost  91 )
0.090 * * [simplify]: iteration  1 :  403  enodes  (cost  79 )
0.099 * * [simplify]: iteration  2 :  1596  enodes  (cost  77 )
0.131 * * [simplify]: iteration  3 :  5001  enodes  (cost  74 )
0.132 * [simplify]: Simplified to:
   (* x (- x y))
  0
  (expm1 (- (* x x) (* x y)))
  (log1p (- (* x x) (* x y)))
  (- (* x y))
  (pow (exp x) (- x y))
  (log (- (* x x) (* x y)))
  (pow (exp x) (- x y))
  (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y))))
  (cbrt (- (* x x) (* x y)))
  (pow (* x (- x y)) 3)
  (sqrt (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (- (pow (* x x) 3) (pow (* x y) 3))
  (fma (* x (* x y)) (+ x y) (pow x 4))
  (- (* x y))
  (* (pow x 2) (- (pow x 2) (* y y)))
  (fma x x (* x y))
  (- x y)
  (- (* x y))
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.132 * * * [progress]: adding candidates to table
0.168 * * [progress]: iteration 2 / 4
0.168 * * * [progress]: picking best candidate
0.169 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (- x y)) 2.0))>
0.169 * * * [progress]: localizing error
0.173 * * * [progress]: generating rewritten candidates
0.173 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.188 * * * [progress]: generating series expansions
0.188 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.188 * [approximate]: Taking taylor expansion of (* x (- x y)) in (x y) around 0
0.188 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.188 * [taylor]: Taking taylor expansion of x in y
0.188 * [taylor]: Taking taylor expansion of (- x y) in y
0.188 * [taylor]: Taking taylor expansion of x in y
0.188 * [taylor]: Taking taylor expansion of y in y
0.188 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (- x y) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of y in x
0.188 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of (- x y) in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of y in x
0.188 * [taylor]: Taking taylor expansion of 0 in y
0.189 * [taylor]: Taking taylor expansion of (- y) in y
0.189 * [taylor]: Taking taylor expansion of y in y
0.191 * [taylor]: Taking taylor expansion of 1 in y
0.192 * [taylor]: Taking taylor expansion of 0 in y
0.194 * [taylor]: Taking taylor expansion of 0 in y
0.194 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in (x y) around 0
0.194 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.194 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.194 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.194 * [taylor]: Taking taylor expansion of x in y
0.194 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.194 * [taylor]: Taking taylor expansion of y in y
0.194 * [taylor]: Taking taylor expansion of x in y
0.195 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.195 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.195 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.195 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.195 * [taylor]: Taking taylor expansion of y in x
0.195 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.196 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.196 * [taylor]: Taking taylor expansion of y in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of 1 in y
0.198 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.198 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.198 * [taylor]: Taking taylor expansion of y in y
0.200 * [taylor]: Taking taylor expansion of 0 in y
0.203 * [taylor]: Taking taylor expansion of 0 in y
0.206 * [taylor]: Taking taylor expansion of 0 in y
0.207 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.207 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.207 * [taylor]: Taking taylor expansion of -1 in y
0.207 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.207 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.207 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.207 * [taylor]: Taking taylor expansion of y in y
0.207 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.207 * [taylor]: Taking taylor expansion of x in y
0.207 * [taylor]: Taking taylor expansion of x in y
0.207 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.207 * [taylor]: Taking taylor expansion of -1 in x
0.207 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.207 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.207 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.207 * [taylor]: Taking taylor expansion of y in x
0.207 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.208 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of x in x
0.208 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.209 * [taylor]: Taking taylor expansion of -1 in x
0.209 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.209 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.209 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.209 * [taylor]: Taking taylor expansion of y in x
0.209 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.209 * [taylor]: Taking taylor expansion of x in x
0.209 * [taylor]: Taking taylor expansion of x in x
0.210 * [taylor]: Taking taylor expansion of 1 in y
0.211 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.211 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.211 * [taylor]: Taking taylor expansion of y in y
0.214 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.222 * [taylor]: Taking taylor expansion of 0 in y
0.223 * * * [progress]: simplifying candidates
0.223 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* x (- x y)))
  (log1p (* x (- x y)))
  (* x (- x y))
  (+ (log x) (log (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (* (* (* x x) x) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (* (* (* x (- x y)) (* x (- x y))) (* x (- x y)))
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* x (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))))
  (* x (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))))
  (* x (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (sqrt y) (sqrt y)))))
  (* x (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))))
  (* x (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* y 1))))
  (* x (fma (- y) 1 (* y 1)))
  (* x (fma (sqrt x) (sqrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))))
  (* x (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))))
  (* x (fma (sqrt x) (sqrt x) (- (* (sqrt y) (sqrt y)))))
  (* x (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))))
  (* x (fma (sqrt x) (sqrt x) (- (* y 1))))
  (* x (fma (- y) 1 (* y 1)))
  (* x (fma 1 x (- (* (cbrt y) (* (cbrt y) (cbrt y))))))
  (* x (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))))
  (* x (fma 1 x (- (* (sqrt y) (sqrt y)))))
  (* x (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))))
  (* x (fma 1 x (- (* y 1))))
  (* x (fma (- y) 1 (* y 1)))
  (* x x)
  (* x (- y))
  (* x x)
  (* x (- y))
  (* (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))) x)
  (* (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))) x)
  (* (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* (sqrt y) (sqrt y)))) x)
  (* (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))) x)
  (* (fma (* (cbrt x) (cbrt x)) (cbrt x) (- (* y 1))) x)
  (* (fma (- y) 1 (* y 1)) x)
  (* (fma (sqrt x) (sqrt x) (- (* (cbrt y) (* (cbrt y) (cbrt y))))) x)
  (* (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))) x)
  (* (fma (sqrt x) (sqrt x) (- (* (sqrt y) (sqrt y)))) x)
  (* (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))) x)
  (* (fma (sqrt x) (sqrt x) (- (* y 1))) x)
  (* (fma (- y) 1 (* y 1)) x)
  (* (fma 1 x (- (* (cbrt y) (* (cbrt y) (cbrt y))))) x)
  (* (fma (- (cbrt y)) (* (cbrt y) (cbrt y)) (* (cbrt y) (* (cbrt y) (cbrt y)))) x)
  (* (fma 1 x (- (* (sqrt y) (sqrt y)))) x)
  (* (fma (- (sqrt y)) (sqrt y) (* (sqrt y) (sqrt y))) x)
  (* (fma 1 x (- (* y 1))) x)
  (* (fma (- y) 1 (* y 1)) x)
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  (* x 1)
  (* x (+ (sqrt x) (sqrt y)))
  (* x 1)
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* x (- x y))
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.227 * * [simplify]: iteration  0 :  186  enodes  (cost  350 )
0.231 * * [simplify]: iteration  1 :  761  enodes  (cost  220 )
0.249 * * [simplify]: iteration  2 :  4223  enodes  (cost  190 )
0.338 * * [simplify]: iteration  3 :  5001  enodes  (cost  190 )
0.339 * [simplify]: Simplified to:
   (expm1 (* x (- x y)))
  (log1p (* x (- x y)))
  (* x (- x y))
  (log (* x (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (pow (* x (- x y)) 3)
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (pow (* x (- x y)) 3)
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (pow x 2)
  (* x (- y))
  (pow x 2)
  (* x (- y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (- (* x (* 1 (pow (cbrt x) 3))) (* x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (* x (- x y))
  (* x (- y y))
  (pow x 2)
  (* x (- y))
  (pow x 2)
  (* x (- y))
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  x
  (* x (+ (sqrt x) (sqrt y)))
  x
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* x (- x y))
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.339 * * * [progress]: adding candidates to table
0.390 * [progress]: [Phase 3 of 3] Extracting.
0.390 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.390 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x x) (* x y)) (* 2.0 (- (* x x) (* x y))) y x)
0.390 * * * * [regimes]: Trying to branch on (- (* x x) (* x y)) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.403 * * * * [regimes]: Trying to branch on (* 2.0 (- (* x x) (* x y))) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.413 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.423 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
0.434 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.434 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.435 * * [simplify]: iteration  0 :  9  enodes  (cost  4 )
0.435 * * [simplify]: iteration  1 :  9  enodes  (cost  4 )
0.435 * [simplify]: Simplified to:
   (* 2.0 (- (* x x) (* x y)))
0.907 * [regime-testing]: Baseline error score: 0.01564819664976151
0.908 * [regime-testing]: Oracle error score: 0.00900112514064258
0.909 * [regime-testing]: End program error score: 0.01564819664976151
0.926 * [regime-testing]: Target error score: 0.009751218902362795