21.110 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.020 * * [simplify]: iteration  0 :  13  enodes  (cost  3 )
0.021 * * [simplify]: iteration  1 :  32  enodes  (cost  3 )
0.022 * * [simplify]: iteration  2 :  66  enodes  (cost  3 )
0.024 * * [simplify]: iteration  3 :  92  enodes  (cost  3 )
0.026 * * [simplify]: iteration  4 :  100  enodes  (cost  3 )
0.028 * * [simplify]: iteration  5 :  100  enodes  (cost  3 )
0.028 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.031 * * [progress]: iteration 1 / 4
0.031 * * * [progress]: picking best candidate
0.033 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>
0.033 * * * [progress]: localizing error
0.038 * * * [progress]: generating rewritten candidates
0.038 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.044 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.049 * * * [progress]: generating series expansions
0.049 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.049 * [approximate]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in (x y) around 0
0.049 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in y
0.049 * [taylor]: Taking taylor expansion of 2.0 in y
0.049 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.049 * [taylor]: Taking taylor expansion of (pow x 2) 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 (* 2.0 (- (pow x 2) (* x y))) in x
0.049 * [taylor]: Taking taylor expansion of 2.0 in x
0.049 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.049 * [taylor]: Taking taylor expansion of (pow x 2) 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 (* 2.0 (- (pow x 2) (* x y))) in x
0.049 * [taylor]: Taking taylor expansion of 2.0 in x
0.049 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.049 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.049 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of (* x y) in x
0.050 * [taylor]: Taking taylor expansion of x in x
0.050 * [taylor]: Taking taylor expansion of y in x
0.050 * [taylor]: Taking taylor expansion of 0 in y
0.051 * [taylor]: Taking taylor expansion of (- (* 2.0 y)) in y
0.051 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.051 * [taylor]: Taking taylor expansion of 2.0 in y
0.051 * [taylor]: Taking taylor expansion of y in y
0.053 * [taylor]: Taking taylor expansion of 2.0 in y
0.057 * [taylor]: Taking taylor expansion of 0 in y
0.061 * [taylor]: Taking taylor expansion of 0 in y
0.061 * [approximate]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in (x y) around 0
0.061 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in y
0.061 * [taylor]: Taking taylor expansion of 2.0 in y
0.061 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.061 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.061 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.061 * [taylor]: Taking taylor expansion of x in y
0.062 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.062 * [taylor]: Taking taylor expansion of (* x y) in y
0.062 * [taylor]: Taking taylor expansion of x in y
0.062 * [taylor]: Taking taylor expansion of y in y
0.062 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.062 * [taylor]: Taking taylor expansion of 2.0 in x
0.062 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.063 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.063 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.063 * [taylor]: Taking taylor expansion of (* x y) in x
0.063 * [taylor]: Taking taylor expansion of x in x
0.063 * [taylor]: Taking taylor expansion of y in x
0.063 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.063 * [taylor]: Taking taylor expansion of 2.0 in x
0.063 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.064 * [taylor]: Taking taylor expansion of (* x y) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of y in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in y
0.066 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.066 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.066 * [taylor]: Taking taylor expansion of 2.0 in y
0.066 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.066 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.077 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [approximate]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in (x y) around 0
0.083 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in y
0.083 * [taylor]: Taking taylor expansion of 2.0 in y
0.083 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.083 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.083 * [taylor]: Taking taylor expansion of (* x y) in y
0.083 * [taylor]: Taking taylor expansion of x in y
0.083 * [taylor]: Taking taylor expansion of y in y
0.083 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.083 * [taylor]: Taking taylor expansion of 2.0 in x
0.083 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.083 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.084 * [taylor]: Taking taylor expansion of (* x y) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of y in x
0.084 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.084 * [taylor]: Taking taylor expansion of 2.0 in x
0.084 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.084 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.085 * [taylor]: Taking taylor expansion of (* x y) in x
0.085 * [taylor]: Taking taylor expansion of x in x
0.085 * [taylor]: Taking taylor expansion of y in x
0.086 * [taylor]: Taking taylor expansion of 2.0 in y
0.088 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.088 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.088 * [taylor]: Taking taylor expansion of 2.0 in y
0.088 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.088 * [taylor]: Taking taylor expansion of y in y
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.096 * [taylor]: Taking taylor expansion of 0 in y
0.101 * [taylor]: Taking taylor expansion of 0 in y
0.101 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.101 * [approximate]: Taking taylor expansion of (- (pow x 2) (* x y)) in (x y) around 0
0.101 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.101 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.101 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of (* x y) in y
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [taylor]: Taking taylor expansion of y in y
0.102 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.102 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (* x y) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.102 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of (* x y) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [taylor]: Taking taylor expansion of 0 in y
0.103 * [taylor]: Taking taylor expansion of (- y) in y
0.103 * [taylor]: Taking taylor expansion of y in y
0.104 * [taylor]: Taking taylor expansion of 1 in y
0.106 * [taylor]: Taking taylor expansion of 0 in y
0.108 * [taylor]: Taking taylor expansion of 0 in y
0.108 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.108 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.108 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.109 * [taylor]: Taking taylor expansion of x in y
0.109 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.109 * [taylor]: Taking taylor expansion of (* x y) in y
0.109 * [taylor]: Taking taylor expansion of x in y
0.109 * [taylor]: Taking taylor expansion of y in y
0.109 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.109 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.110 * [taylor]: Taking taylor expansion of (* x y) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of y in x
0.110 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.110 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.110 * [taylor]: Taking taylor expansion of x in x
0.110 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.110 * [taylor]: Taking taylor expansion of (* x y) in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.111 * [taylor]: Taking taylor expansion of y in x
0.111 * [taylor]: Taking taylor expansion of 1 in y
0.112 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.112 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.112 * [taylor]: Taking taylor expansion of y in y
0.115 * [taylor]: Taking taylor expansion of 0 in y
0.117 * [taylor]: Taking taylor expansion of 0 in y
0.121 * [taylor]: Taking taylor expansion of 0 in y
0.121 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.121 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.121 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.121 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.121 * [taylor]: Taking taylor expansion of x in y
0.121 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.121 * [taylor]: Taking taylor expansion of (* x y) in y
0.122 * [taylor]: Taking taylor expansion of x in y
0.122 * [taylor]: Taking taylor expansion of y in y
0.122 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.122 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.122 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.123 * [taylor]: Taking taylor expansion of (* x y) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.124 * [taylor]: Taking taylor expansion of (* x y) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of y in x
0.124 * [taylor]: Taking taylor expansion of 1 in y
0.125 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.125 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.125 * [taylor]: Taking taylor expansion of y in y
0.128 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [taylor]: Taking taylor expansion of 0 in y
0.134 * [taylor]: Taking taylor expansion of 0 in y
0.134 * * * [progress]: simplifying candidates
0.135 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
  (+ (log 2.0) (log (- (* x x) (* x y))))
  (log (* 2.0 (- (* x x) (* x y))))
  (exp (* 2.0 (- (* x x) (* x y))))
  (* (* (* 2.0 2.0) 2.0) (* (* (- (* x x) (* x y)) (- (* x x) (* x y))) (- (* x x) (* x y))))
  (* (cbrt (* 2.0 (- (* x x) (* x y)))) (cbrt (* 2.0 (- (* x x) (* x y)))))
  (cbrt (* 2.0 (- (* x x) (* x y))))
  (* (* (* 2.0 (- (* x x) (* x y))) (* 2.0 (- (* x x) (* x y)))) (* 2.0 (- (* x x) (* x y))))
  (sqrt (* 2.0 (- (* x x) (* x y))))
  (sqrt (* 2.0 (- (* x x) (* x y))))
  (* (sqrt 2.0) (sqrt (- (* x x) (* x y))))
  (* (sqrt 2.0) (sqrt (- (* x x) (* x y))))
  (* 2.0 (* x x))
  (* 2.0 (- (* x y)))
  (* 2.0 (* x x))
  (* 2.0 (- (* x y)))
  (* (* x x) 2.0)
  (* (- (* x y)) 2.0)
  (* (* x x) 2.0)
  (* (- (* x y)) 2.0)
  (* 2.0 (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y)))))
  (* 2.0 (sqrt (- (* x x) (* x y))))
  (* 2.0 1)
  (* 2.0 x)
  (* (cbrt 2.0) (- (* x x) (* x y)))
  (* (sqrt 2.0) (- (* x x) (* x y)))
  (* 2.0 (- (* x x) (* x y)))
  (* 2.0 (- (pow (* x x) 3) (pow (* x y) 3)))
  (* 2.0 (- (* (* x x) (* 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))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.139 * * [simplify]: iteration  0 :  161  enodes  (cost  228 )
0.143 * * [simplify]: iteration  1 :  741  enodes  (cost  196 )
0.163 * * [simplify]: iteration  2 :  4248  enodes  (cost  192 )
0.267 * * [simplify]: iteration  3 :  5001  enodes  (cost  192 )
0.269 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
  (log (* (* x (- x y)) 2.0))
  (log (* (* x (- x y)) 2.0))
  (pow (exp 2.0) (* x (- x y)))
  (pow (* (* x (- x y)) 2.0) 3)
  (* (cbrt (* 2.0 (- (* x x) (* x y)))) (cbrt (* 2.0 (- (* x x) (* x y)))))
  (cbrt (* 2.0 (- (* x x) (* x y))))
  (pow (* (* x (- x y)) 2.0) 3)
  (sqrt (* 2.0 (- (* x x) (* x y))))
  (sqrt (* 2.0 (- (* x x) (* x y))))
  (* (sqrt 2.0) (sqrt (- (* x x) (* x y))))
  (* (sqrt 2.0) (sqrt (- (* x x) (* x y))))
  (* 2.0 (* x x))
  (* 2.0 (- (* x y)))
  (* 2.0 (* x x))
  (* 2.0 (- (* x y)))
  (* 2.0 (* x x))
  (* 2.0 (- (* x y)))
  (* 2.0 (* x x))
  (* 2.0 (- (* x y)))
  (* 2.0 (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y)))))
  (* 2.0 (sqrt (- (* x x) (* x y))))
  2.0
  (* 2.0 x)
  (* (* x (- x y)) (cbrt 2.0))
  (* (* x (- x y)) (sqrt 2.0))
  (* (* x (- x y)) 2.0)
  (* 2.0 (- (pow (* x x) 3) (pow (* x y) 3)))
  (* (* 2.0 (* x (+ x y))) (* x (- 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))
  (* x (+ (pow x 3) (* y (* x (+ x y)))))
  (- (* x y))
  (* (pow x 2) (- (pow x 2) (* y y)))
  (* x (+ x y))
  (- x y)
  (- (* x y))
  (* (* x (- x y)) 2.0)
  (* (* x (- x y)) 2.0)
  (* (* x (- x y)) 2.0)
  (* x (- x y))
  (* x (- x y))
  (* x (- x y))
0.269 * * * [progress]: adding candidates to table
0.322 * * [progress]: iteration 2 / 4
0.322 * * * [progress]: picking best candidate
0.323 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 2.0 x) (- x y)))>
0.323 * * * [progress]: localizing error
0.328 * * * [progress]: generating rewritten candidates
0.328 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.336 * * * [progress]: generating series expansions
0.336 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.336 * [approximate]: Taking taylor expansion of (* 2.0 (* x (- x y))) in (x y) around 0
0.336 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in y
0.336 * [taylor]: Taking taylor expansion of 2.0 in y
0.336 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.336 * [taylor]: Taking taylor expansion of x in y
0.336 * [taylor]: Taking taylor expansion of (- x y) in y
0.336 * [taylor]: Taking taylor expansion of x in y
0.336 * [taylor]: Taking taylor expansion of y in y
0.336 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in x
0.336 * [taylor]: Taking taylor expansion of 2.0 in x
0.336 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (- x y) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.336 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in x
0.336 * [taylor]: Taking taylor expansion of 2.0 in x
0.336 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of (- x y) in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.338 * [taylor]: Taking taylor expansion of (- (* 2.0 y)) in y
0.338 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.338 * [taylor]: Taking taylor expansion of 2.0 in y
0.338 * [taylor]: Taking taylor expansion of y in y
0.340 * [taylor]: Taking taylor expansion of 2.0 in y
0.343 * [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 x) (/ 1 y)) x)) in (x y) around 0
0.347 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in y
0.347 * [taylor]: Taking taylor expansion of 2.0 in y
0.347 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.347 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 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 (/ 1 y) in y
0.347 * [taylor]: Taking taylor expansion of y in y
0.348 * [taylor]: Taking taylor expansion of x in y
0.348 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in x
0.348 * [taylor]: Taking taylor expansion of 2.0 in x
0.348 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.348 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.348 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.348 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.349 * [taylor]: Taking taylor expansion of y in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.349 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in x
0.349 * [taylor]: Taking taylor expansion of 2.0 in x
0.349 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.349 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.349 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.350 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.350 * [taylor]: Taking taylor expansion of y in x
0.350 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of 2.0 in y
0.352 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.352 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.352 * [taylor]: Taking taylor expansion of 2.0 in y
0.352 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.352 * [taylor]: Taking taylor expansion of y in y
0.358 * [taylor]: Taking taylor expansion of 0 in y
0.362 * [taylor]: Taking taylor expansion of 0 in y
0.367 * [taylor]: Taking taylor expansion of 0 in y
0.368 * [approximate]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.368 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.368 * [taylor]: Taking taylor expansion of -2.0 in y
0.368 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.368 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.368 * [taylor]: Taking taylor expansion of y in y
0.368 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.368 * [taylor]: Taking taylor expansion of x in y
0.369 * [taylor]: Taking taylor expansion of x in y
0.369 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.369 * [taylor]: Taking taylor expansion of -2.0 in x
0.369 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.369 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.369 * [taylor]: Taking taylor expansion of y in x
0.369 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.370 * [taylor]: Taking taylor expansion of -2.0 in x
0.370 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.370 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.370 * [taylor]: Taking taylor expansion of y in x
0.370 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.370 * [taylor]: Taking taylor expansion of x in x
0.371 * [taylor]: Taking taylor expansion of 2.0 in y
0.373 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.373 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.373 * [taylor]: Taking taylor expansion of 2.0 in y
0.373 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.373 * [taylor]: Taking taylor expansion of y in y
0.376 * [taylor]: Taking taylor expansion of 0 in y
0.381 * [taylor]: Taking taylor expansion of 0 in y
0.386 * [taylor]: Taking taylor expansion of 0 in y
0.386 * * * [progress]: simplifying candidates
0.387 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 2.0 x) (- x y))
  (* (* 2.0 x) (- x y))
  (+ (+ (log 2.0) (log x)) (log (- x y)))
  (+ (log (* 2.0 x)) (log (- x y)))
  (log (* (* 2.0 x) (- x y)))
  (exp (* (* 2.0 x) (- x y)))
  (* (* (* (* 2.0 2.0) 2.0) (* (* x x) x)) (* (* (- x y) (- x y)) (- x y)))
  (* (* (* (* 2.0 x) (* 2.0 x)) (* 2.0 x)) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* (* 2.0 x) (- x y))) (cbrt (* (* 2.0 x) (- x y))))
  (cbrt (* (* 2.0 x) (- x y)))
  (* (* (* (* 2.0 x) (- x y)) (* (* 2.0 x) (- x y))) (* (* 2.0 x) (- x y)))
  (sqrt (* (* 2.0 x) (- x y)))
  (sqrt (* (* 2.0 x) (- x y)))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (- y))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (- y))
  (* x (* 2.0 x))
  (* (- y) (* 2.0 x))
  (* x (* 2.0 x))
  (* (- y) (* 2.0 x))
  (* (* 2.0 x) (* (cbrt (- x y)) (cbrt (- x y))))
  (* (* 2.0 x) (sqrt (- x y)))
  (* (* 2.0 x) 1)
  (* (* 2.0 x) (+ (sqrt x) (sqrt y)))
  (* (* 2.0 x) 1)
  (* x (- x y))
  (* (* 2.0 x) (- (pow x 3) (pow y 3)))
  (* (* 2.0 x) (- (* x x) (* y y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
  (- (* 2.0 (pow x 2)) (* 2.0 (* x y)))
0.390 * * [simplify]: iteration  0 :  171  enodes  (cost  137 )
0.395 * * [simplify]: iteration  1 :  836  enodes  (cost  114 )
0.417 * * [simplify]: iteration  2 :  5001  enodes  (cost  114 )
0.418 * [simplify]: Simplified to:
   (* (* 2.0 x) (- x y))
  (* (* 2.0 x) (- x y))
  (log (* (* 2.0 x) (- x y)))
  (log (* (* 2.0 x) (- x y)))
  (log (* (* 2.0 x) (- x y)))
  (exp (* (* 2.0 x) (- x y)))
  (pow (* (* 2.0 x) (- x y)) 3)
  (pow (* (* 2.0 x) (- x y)) 3)
  (* (cbrt (* (* 2.0 x) (- x y))) (cbrt (* (* 2.0 x) (- x y))))
  (cbrt (* (* 2.0 x) (- x y)))
  (pow (* (* 2.0 x) (- x y)) 3)
  (sqrt (* (* 2.0 x) (- x y)))
  (sqrt (* (* 2.0 x) (- x y)))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (- y))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (- y))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (- y))
  (* (* 2.0 x) x)
  (* (* 2.0 x) (- y))
  (* (* 2.0 x) (* (cbrt (- x y)) (cbrt (- x y))))
  (* (* 2.0 x) (sqrt (- x y)))
  (* 2.0 x)
  (* (* 2.0 x) (+ (sqrt x) (sqrt y)))
  (* 2.0 x)
  (* x (- x y))
  (* (* 2.0 x) (- (pow x 3) (pow y 3)))
  (* (* 2.0 x) (- (* x x) (* y y)))
  (* (* 2.0 x) (- x y))
  (* (* 2.0 x) (- x y))
  (* (* 2.0 x) (- x y))
0.419 * * * [progress]: adding candidates to table
0.443 * [progress]: [Phase 3 of 3] Extracting.
0.443 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.443 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x x) (* x y)) (* 2.0 (- (* x x) (* x y))) y x)
0.443 * * * * [regimes]: Trying to branch on (- (* x x) (* x y)) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.456 * * * * [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) (* (* 2.0 x) (- x y)))>)
0.466 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.477 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* 2.0 x) (- x y)))>)
0.489 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.489 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 2.0 x) (- x y))
0.490 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.490 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.490 * [simplify]: Simplified to:
   (* (* 2.0 x) (- x y))
0.949 * [regime-testing]: Baseline error score: 0.010126265783222902
0.950 * [regime-testing]: Oracle error score: 0.003375421927740968
0.951 * [regime-testing]: End program error score: 0.010126265783222902
0.967 * [regime-testing]: Target error score: 0.010126265783222902