7.155 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.019 * [progress]: [Phase 2 of 3] Improving.
0.019 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.021 * * [simplify]: iteration  0 :  14  enodes  (cost  3 )
0.022 * * [simplify]: iteration  1 :  33  enodes  (cost  3 )
0.024 * * [simplify]: iteration  2 :  73  enodes  (cost  3 )
0.026 * * [simplify]: iteration  3 :  112  enodes  (cost  3 )
0.028 * * [simplify]: iteration  4 :  129  enodes  (cost  3 )
0.030 * * [simplify]: iteration  5 :  131  enodes  (cost  3 )
0.032 * * [simplify]: iteration  6 :  131  enodes  (cost  3 )
0.032 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.034 * * [progress]: iteration 1 / 4
0.034 * * * [progress]: picking best candidate
0.035 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (- x y)) 2.0))>
0.035 * * * [progress]: localizing error
0.040 * * * [progress]: generating rewritten candidates
0.040 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.049 * * * [progress]: generating series expansions
0.049 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.049 * [approximate]: Taking taylor expansion of (* x (- x y)) in (x y) around 0
0.049 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.049 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of (- x y) in y
0.049 * [taylor]: Taking taylor expansion of x in y
0.049 * [taylor]: Taking taylor expansion of y in y
0.049 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of (- x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of (- x y) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.049 * [taylor]: Taking taylor expansion of y in x
0.049 * [taylor]: Taking taylor expansion of 0 in y
0.050 * [taylor]: Taking taylor expansion of (- y) in y
0.050 * [taylor]: Taking taylor expansion of y in y
0.052 * [taylor]: Taking taylor expansion of 1 in y
0.053 * [taylor]: Taking taylor expansion of 0 in y
0.055 * [taylor]: Taking taylor expansion of 0 in y
0.055 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in (x y) around 0
0.055 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.055 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.055 * [taylor]: Taking taylor expansion of x in y
0.055 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.055 * [taylor]: Taking taylor expansion of y in y
0.055 * [taylor]: Taking taylor expansion of x in y
0.056 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.056 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.056 * [taylor]: Taking taylor expansion of y in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.057 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.057 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.057 * [taylor]: Taking taylor expansion of y in x
0.057 * [taylor]: Taking taylor expansion of x in x
0.058 * [taylor]: Taking taylor expansion of 1 in y
0.059 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.059 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.059 * [taylor]: Taking taylor expansion of y in y
0.061 * [taylor]: Taking taylor expansion of 0 in y
0.064 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.068 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.068 * [taylor]: Taking taylor expansion of -1 in y
0.068 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.068 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.068 * [taylor]: Taking taylor expansion of y in y
0.068 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.068 * [taylor]: Taking taylor expansion of x in y
0.069 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.069 * [taylor]: Taking taylor expansion of -1 in x
0.069 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.069 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.069 * [taylor]: Taking taylor expansion of y in x
0.069 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.069 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.070 * [taylor]: Taking taylor expansion of -1 in x
0.070 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.070 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.070 * [taylor]: Taking taylor expansion of y in x
0.070 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.071 * [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
0.084 * [taylor]: Taking taylor expansion of 0 in y
0.084 * * * [progress]: simplifying candidates
0.085 * [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))
0.089 * * [simplify]: iteration  0 :  186  enodes  (cost  350 )
0.093 * * [simplify]: iteration  1 :  761  enodes  (cost  220 )
0.111 * * [simplify]: iteration  2 :  4223  enodes  (cost  190 )
0.200 * * [simplify]: iteration  3 :  5001  enodes  (cost  190 )
0.202 * [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))
0.202 * * * [progress]: adding candidates to table
0.256 * [progress]: [Phase 3 of 3] Extracting.
0.257 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* x (- x y)) 2.0)
0.258 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.258 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.258 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.713 * [regime-testing]: End program error score: 0.017377172146518315
0.731 * [regime-testing]: Target error score: 0.010376297037129641