8.469 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.028 * * * [progress]: [2/2] Setting up program.
0.030 * [progress]: [Phase 2 of 3] Improving.
0.030 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 2.0 (- (* x x) (* x y)))
0.032 * * [simplify]: iteration  0 :  13  enodes  (cost  3 )
0.034 * * [simplify]: iteration  1 :  32  enodes  (cost  3 )
0.035 * * [simplify]: iteration  2 :  66  enodes  (cost  3 )
0.037 * * [simplify]: iteration  3 :  92  enodes  (cost  3 )
0.039 * * [simplify]: iteration  4 :  100  enodes  (cost  3 )
0.041 * * [simplify]: iteration  5 :  100  enodes  (cost  3 )
0.041 * [simplify]: Simplified to:
   (* (* x (- x y)) 2.0)
0.043 * * [progress]: iteration 1 / 4
0.043 * * * [progress]: picking best candidate
0.045 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>
0.045 * * * [progress]: localizing error
0.051 * * * [progress]: generating rewritten candidates
0.051 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.061 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.065 * * * [progress]: generating series expansions
0.065 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.065 * [approximate]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in (x y) around 0
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in y
0.065 * [taylor]: Taking taylor expansion of 2.0 in y
0.065 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.065 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.065 * [taylor]: Taking taylor expansion of x in y
0.065 * [taylor]: Taking taylor expansion of (* x y) in y
0.065 * [taylor]: Taking taylor expansion of x in y
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in x
0.065 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.065 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of (* x y) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of y in x
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (- (pow x 2) (* x y))) in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in x
0.066 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.066 * [taylor]: Taking taylor expansion of (* x y) in x
0.066 * [taylor]: Taking taylor expansion of x in x
0.066 * [taylor]: Taking taylor expansion of y in x
0.067 * [taylor]: Taking taylor expansion of 0 in y
0.067 * [taylor]: Taking taylor expansion of (- (* 2.0 y)) in y
0.067 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.067 * [taylor]: Taking taylor expansion of 2.0 in y
0.067 * [taylor]: Taking taylor expansion of y in y
0.070 * [taylor]: Taking taylor expansion of 2.0 in y
0.074 * [taylor]: Taking taylor expansion of 0 in y
0.077 * [taylor]: Taking taylor expansion of 0 in y
0.078 * [approximate]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in (x y) around 0
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in y
0.078 * [taylor]: Taking taylor expansion of 2.0 in y
0.078 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.078 * [taylor]: Taking taylor expansion of x in y
0.078 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.078 * [taylor]: Taking taylor expansion of (* x y) in y
0.078 * [taylor]: Taking taylor expansion of x in y
0.078 * [taylor]: Taking taylor expansion of y in y
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.079 * [taylor]: Taking taylor expansion of 2.0 in x
0.079 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.079 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.079 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.079 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.079 * [taylor]: Taking taylor expansion of (* x y) in x
0.079 * [taylor]: Taking taylor expansion of x in x
0.079 * [taylor]: Taking taylor expansion of y in x
0.079 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.079 * [taylor]: Taking taylor expansion of 2.0 in x
0.079 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.080 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.080 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.080 * [taylor]: Taking taylor expansion of (* x y) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of y in x
0.081 * [taylor]: Taking taylor expansion of 2.0 in y
0.082 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.082 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.082 * [taylor]: Taking taylor expansion of 2.0 in y
0.082 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.082 * [taylor]: Taking taylor expansion of y in y
0.086 * [taylor]: Taking taylor expansion of 0 in y
0.090 * [taylor]: Taking taylor expansion of 0 in y
0.095 * [taylor]: Taking taylor expansion of 0 in y
0.095 * [approximate]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in (x y) around 0
0.095 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in y
0.095 * [taylor]: Taking taylor expansion of 2.0 in y
0.095 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.096 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.096 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.096 * [taylor]: Taking taylor expansion of x in y
0.096 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.096 * [taylor]: Taking taylor expansion of (* x y) in y
0.096 * [taylor]: Taking taylor expansion of x in y
0.096 * [taylor]: Taking taylor expansion of y in y
0.096 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.096 * [taylor]: Taking taylor expansion of 2.0 in x
0.096 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.096 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.096 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.097 * [taylor]: Taking taylor expansion of (* x y) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of y in x
0.097 * [taylor]: Taking taylor expansion of (* 2.0 (- (/ 1 (pow x 2)) (/ 1 (* x y)))) in x
0.097 * [taylor]: Taking taylor expansion of 2.0 in x
0.097 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.097 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.097 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.097 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.098 * [taylor]: Taking taylor expansion of (* x y) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of y in x
0.098 * [taylor]: Taking taylor expansion of 2.0 in y
0.100 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.100 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.100 * [taylor]: Taking taylor expansion of 2.0 in y
0.100 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.100 * [taylor]: Taking taylor expansion of y in y
0.106 * [taylor]: Taking taylor expansion of 0 in y
0.110 * [taylor]: Taking taylor expansion of 0 in y
0.115 * [taylor]: Taking taylor expansion of 0 in y
0.116 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.116 * [approximate]: Taking taylor expansion of (- (pow x 2) (* x y)) in (x y) around 0
0.116 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.116 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.116 * [taylor]: Taking taylor expansion of x in y
0.116 * [taylor]: Taking taylor expansion of (* x y) in y
0.116 * [taylor]: Taking taylor expansion of x in y
0.116 * [taylor]: Taking taylor expansion of y in y
0.116 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.116 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of (* x y) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of y in x
0.116 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.116 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of (* x y) in x
0.117 * [taylor]: Taking taylor expansion of x in x
0.117 * [taylor]: Taking taylor expansion of y in x
0.117 * [taylor]: Taking taylor expansion of 0 in y
0.117 * [taylor]: Taking taylor expansion of (- y) in y
0.117 * [taylor]: Taking taylor expansion of y in y
0.119 * [taylor]: Taking taylor expansion of 1 in y
0.121 * [taylor]: Taking taylor expansion of 0 in y
0.123 * [taylor]: Taking taylor expansion of 0 in y
0.123 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.123 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.123 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.123 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.123 * [taylor]: Taking taylor expansion of x in y
0.123 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.123 * [taylor]: Taking taylor expansion of (* x y) in y
0.123 * [taylor]: Taking taylor expansion of x in y
0.123 * [taylor]: Taking taylor expansion of y in y
0.124 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.124 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.124 * [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
0.125 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.125 * [taylor]: Taking taylor expansion of (* x y) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of y in x
0.126 * [taylor]: Taking taylor expansion of 1 in y
0.127 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.127 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.127 * [taylor]: Taking taylor expansion of y in y
0.129 * [taylor]: Taking taylor expansion of 0 in y
0.132 * [taylor]: Taking taylor expansion of 0 in y
0.136 * [taylor]: Taking taylor expansion of 0 in y
0.136 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.136 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.136 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.136 * [taylor]: Taking taylor expansion of (* x y) in y
0.136 * [taylor]: Taking taylor expansion of x in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.137 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.137 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.137 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.137 * [taylor]: Taking taylor expansion of (* x y) in x
0.137 * [taylor]: Taking taylor expansion of x in x
0.137 * [taylor]: Taking taylor expansion of y in x
0.138 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.138 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.138 * [taylor]: Taking taylor expansion of (* x y) in x
0.138 * [taylor]: Taking taylor expansion of x in x
0.138 * [taylor]: Taking taylor expansion of y in x
0.139 * [taylor]: Taking taylor expansion of 1 in y
0.140 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.140 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.140 * [taylor]: Taking taylor expansion of y in y
0.142 * [taylor]: Taking taylor expansion of 0 in y
0.145 * [taylor]: Taking taylor expansion of 0 in y
0.148 * [taylor]: Taking taylor expansion of 0 in y
0.149 * * * [progress]: simplifying candidates
0.149 * [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))
0.153 * * [simplify]: iteration  0 :  161  enodes  (cost  228 )
0.157 * * [simplify]: iteration  1 :  741  enodes  (cost  196 )
0.176 * * [simplify]: iteration  2 :  4248  enodes  (cost  192 )
0.278 * * [simplify]: iteration  3 :  5001  enodes  (cost  192 )
0.279 * [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))
0.280 * * * [progress]: adding candidates to table
0.350 * * [progress]: iteration 2 / 4
0.350 * * * [progress]: picking best candidate
0.351 * * * * [pick]: Picked  #<alt (λ (x y) (* (* 2.0 x) (- x y)))>
0.351 * * * [progress]: localizing error
0.355 * * * [progress]: generating rewritten candidates
0.355 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.368 * * * [progress]: generating series expansions
0.368 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.369 * [approximate]: Taking taylor expansion of (* 2.0 (* x (- x y))) in (x y) around 0
0.369 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in y
0.369 * [taylor]: Taking taylor expansion of 2.0 in y
0.369 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.369 * [taylor]: Taking taylor expansion of x in y
0.369 * [taylor]: Taking taylor expansion of (- x y) in y
0.369 * [taylor]: Taking taylor expansion of x in y
0.369 * [taylor]: Taking taylor expansion of y in y
0.369 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in x
0.369 * [taylor]: Taking taylor expansion of 2.0 in x
0.369 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (- x y) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of y in x
0.369 * [taylor]: Taking taylor expansion of (* 2.0 (* x (- x y))) in x
0.369 * [taylor]: Taking taylor expansion of 2.0 in x
0.369 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of (- x y) in x
0.369 * [taylor]: Taking taylor expansion of x in x
0.369 * [taylor]: Taking taylor expansion of y in x
0.369 * [taylor]: Taking taylor expansion of 0 in y
0.371 * [taylor]: Taking taylor expansion of (- (* 2.0 y)) in y
0.371 * [taylor]: Taking taylor expansion of (* 2.0 y) in y
0.371 * [taylor]: Taking taylor expansion of 2.0 in y
0.371 * [taylor]: Taking taylor expansion of y in y
0.373 * [taylor]: Taking taylor expansion of 2.0 in y
0.376 * [taylor]: Taking taylor expansion of 0 in y
0.379 * [taylor]: Taking taylor expansion of 0 in y
0.379 * [approximate]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in (x y) around 0
0.380 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in y
0.380 * [taylor]: Taking taylor expansion of 2.0 in y
0.380 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.380 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.380 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.380 * [taylor]: Taking taylor expansion of x in y
0.380 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.380 * [taylor]: Taking taylor expansion of y in y
0.380 * [taylor]: Taking taylor expansion of x in y
0.380 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in x
0.380 * [taylor]: Taking taylor expansion of 2.0 in x
0.380 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.381 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.381 * [taylor]: Taking taylor expansion of y in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.381 * [taylor]: Taking taylor expansion of (* 2.0 (/ (- (/ 1 x) (/ 1 y)) x)) in x
0.381 * [taylor]: Taking taylor expansion of 2.0 in x
0.381 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.381 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.381 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.381 * [taylor]: Taking taylor expansion of x in x
0.382 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.382 * [taylor]: Taking taylor expansion of y in x
0.382 * [taylor]: Taking taylor expansion of x in x
0.383 * [taylor]: Taking taylor expansion of 2.0 in y
0.384 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.384 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.384 * [taylor]: Taking taylor expansion of 2.0 in y
0.384 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.384 * [taylor]: Taking taylor expansion of y in y
0.387 * [taylor]: Taking taylor expansion of 0 in y
0.391 * [taylor]: Taking taylor expansion of 0 in y
0.396 * [taylor]: Taking taylor expansion of 0 in y
0.397 * [approximate]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
0.397 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in y
0.397 * [taylor]: Taking taylor expansion of -2.0 in y
0.397 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
0.397 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.397 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.397 * [taylor]: Taking taylor expansion of y in y
0.397 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.397 * [taylor]: Taking taylor expansion of x in y
0.397 * [taylor]: Taking taylor expansion of x in y
0.397 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.397 * [taylor]: Taking taylor expansion of -2.0 in x
0.398 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.398 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.398 * [taylor]: Taking taylor expansion of y in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of (* -2.0 (/ (- (/ 1 y) (/ 1 x)) x)) in x
0.399 * [taylor]: Taking taylor expansion of -2.0 in x
0.399 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
0.399 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.399 * [taylor]: Taking taylor expansion of y in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.400 * [taylor]: Taking taylor expansion of 2.0 in y
0.402 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 y))) in y
0.402 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 y)) in y
0.402 * [taylor]: Taking taylor expansion of 2.0 in y
0.402 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.402 * [taylor]: Taking taylor expansion of y in y
0.405 * [taylor]: Taking taylor expansion of 0 in y
0.409 * [taylor]: Taking taylor expansion of 0 in y
0.414 * [taylor]: Taking taylor expansion of 0 in y
0.414 * * * [progress]: simplifying candidates
0.415 * [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)))
0.418 * * [simplify]: iteration  0 :  171  enodes  (cost  137 )
0.422 * * [simplify]: iteration  1 :  836  enodes  (cost  114 )
0.446 * * [simplify]: iteration  2 :  5001  enodes  (cost  114 )
0.447 * [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))
0.448 * * * [progress]: adding candidates to table
0.482 * [progress]: [Phase 3 of 3] Extracting.
0.482 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (* 2.0 x) (- x y)))> #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>)
0.482 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x x) (* x y)) (* 2.0 (- (* x x) (* x y))) y x)
0.482 * * * * [regimes]: Trying to branch on (- (* x x) (* x y)) from (#<alt (λ (x y) (* (* 2.0 x) (- x y)))> #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>)
0.492 * * * * [regimes]: Trying to branch on (* 2.0 (- (* x x) (* x y))) from (#<alt (λ (x y) (* (* 2.0 x) (- x y)))> #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>)
0.506 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (* 2.0 x) (- x y)))> #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>)
0.516 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (* 2.0 x) (- x y)))> #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>)
0.526 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.526 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* 2.0 x) (- x y))
0.527 * * [simplify]: iteration  0 :  8  enodes  (cost  3 )
0.527 * * [simplify]: iteration  1 :  8  enodes  (cost  3 )
0.527 * [simplify]: Simplified to:
   (* (* 2.0 x) (- x y))
1.288 * [regime-testing]: Baseline error score: 0.010126265783222902
1.288 * [regime-testing]: Oracle error score: 0.003375421927740968
1.289 * [regime-testing]: End program error score: 0.010126265783222902
1.305 * [regime-testing]: Target error score: 0.010126265783222902