16.211 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.020 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.022 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (+ (* x 2.0) (* x x)) (* y y))
0.023 * * [simplify]: iteration  0 :  8  enodes  (cost  11 )
0.024 * * [simplify]: iteration  1 :  16  enodes  (cost  9 )
0.026 * * [simplify]: iteration  2 :  31  enodes  (cost  8 )
0.030 * * [simplify]: iteration  3 :  38  enodes  (cost  8 )
0.037 * * [simplify]: iteration  done :  38  enodes  (cost  8 )
0.037 * [simplify]: Simplified to:
   (fma x (+ 2.0 x) (* y y))
0.039 * * [progress]: iteration 1 / 4
0.040 * * * [progress]: picking best candidate
0.042 * * * * [pick]: Picked  #<alt (λ (x y) (+ (+ (* x 2.0) (* x x)) (* y y)))>
0.043 * * * [progress]: localizing error
0.049 * * * [progress]: generating rewritten candidates
0.049 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.052 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.066 * * * [progress]: generating series expansions
0.066 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.066 * [approximate]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in (x) around 0
0.066 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.066 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (+ (pow x 2) (* 2.0 x)) in x
0.067 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.067 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 in x
0.067 * [taylor]: Taking taylor expansion of x in x
0.079 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.079 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) 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
0.080 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.080 * [taylor]: Taking taylor expansion of 2.0 in x
0.080 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) 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 (* 2.0 (/ 1 x)) in x
0.081 * [taylor]: Taking taylor expansion of 2.0 in x
0.081 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.081 * [taylor]: Taking taylor expansion of x in x
0.097 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
0.097 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) 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 (* 2.0 (/ 1 x)) in x
0.098 * [taylor]: Taking taylor expansion of 2.0 in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.098 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
0.098 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.098 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.098 * [taylor]: Taking taylor expansion of x in x
0.099 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.099 * [taylor]: Taking taylor expansion of 2.0 in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.123 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.123 * [approximate]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 2))) in (x y) around 0
0.123 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 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 (+ (* 2.0 x) (pow y 2)) in y
0.123 * [taylor]: Taking taylor expansion of (* 2.0 x) in y
0.123 * [taylor]: Taking taylor expansion of 2.0 in y
0.123 * [taylor]: Taking taylor expansion of x in y
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.123 * [taylor]: Taking taylor expansion of y in y
0.123 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 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
0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in x
0.123 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.123 * [taylor]: Taking taylor expansion of 2.0 in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.123 * [taylor]: Taking taylor expansion of (+ (pow x 2) (+ (* 2.0 x) (pow y 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
0.123 * [taylor]: Taking taylor expansion of (+ (* 2.0 x) (pow y 2)) in x
0.123 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
0.123 * [taylor]: Taking taylor expansion of 2.0 in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.123 * [taylor]: Taking taylor expansion of y in x
0.124 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.124 * [taylor]: Taking taylor expansion of y in y
0.125 * [taylor]: Taking taylor expansion of 2.0 in y
0.127 * [taylor]: Taking taylor expansion of 1 in y
0.128 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in (x y) around 0
0.128 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in y
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.128 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.128 * [taylor]: Taking taylor expansion of x in y
0.128 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in y
0.128 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.128 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.128 * [taylor]: Taking taylor expansion of y in y
0.128 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.128 * [taylor]: Taking taylor expansion of 2.0 in y
0.128 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.129 * [taylor]: Taking taylor expansion of x in y
0.129 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.129 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.129 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.129 * [taylor]: Taking taylor expansion of y in x
0.129 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.129 * [taylor]: Taking taylor expansion of 2.0 in x
0.129 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x)))) in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow y 2)) (* 2.0 (/ 1 x))) in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.130 * [taylor]: Taking taylor expansion of y in x
0.130 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.130 * [taylor]: Taking taylor expansion of 2.0 in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.131 * [taylor]: Taking taylor expansion of 1 in y
0.132 * [taylor]: Taking taylor expansion of 2.0 in y
0.134 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.135 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.135 * [taylor]: Taking taylor expansion of y in y
0.138 * [taylor]: Taking taylor expansion of 0 in y
0.139 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in (x y) around 0
0.139 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in y
0.139 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.139 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.139 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.139 * [taylor]: Taking taylor expansion of x in y
0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.140 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.140 * [taylor]: Taking taylor expansion of y in y
0.140 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in y
0.140 * [taylor]: Taking taylor expansion of 2.0 in y
0.140 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.140 * [taylor]: Taking taylor expansion of x in y
0.140 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in x
0.140 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.140 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.140 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.140 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.141 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.141 * [taylor]: Taking taylor expansion of y in x
0.141 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.141 * [taylor]: Taking taylor expansion of 2.0 in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.141 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) (* 2.0 (/ 1 x))) in x
0.141 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.141 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.141 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.141 * [taylor]: Taking taylor expansion of x in x
0.142 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.142 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.142 * [taylor]: Taking taylor expansion of y in x
0.142 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
0.142 * [taylor]: Taking taylor expansion of 2.0 in x
0.142 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.142 * [taylor]: Taking taylor expansion of x in x
0.143 * [taylor]: Taking taylor expansion of 1 in y
0.145 * [taylor]: Taking taylor expansion of (- 2.0) in y
0.145 * [taylor]: Taking taylor expansion of 2.0 in y
0.147 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.147 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.147 * [taylor]: Taking taylor expansion of y in y
0.151 * [taylor]: Taking taylor expansion of 0 in y
0.152 * * * [progress]: simplifying candidates
0.153 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (+ (* x 2.0) (* x x)))
  (log1p (+ (* x 2.0) (* x x)))
  (* (exp (* x 2.0)) (exp (* x x)))
  (log (+ (* x 2.0) (* x x)))
  (exp (+ (* x 2.0) (* x x)))
  (* (cbrt (+ (* x 2.0) (* x x))) (cbrt (+ (* x 2.0) (* x x))))
  (cbrt (+ (* x 2.0) (* x x)))
  (* (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (sqrt (+ (* x 2.0) (* x x)))
  (+ (pow (* x 2.0) 3) (pow (* x x) 3))
  (+ (* (* x 2.0) (* x 2.0)) (- (* (* x x) (* x x)) (* (* x 2.0) (* x x))))
  (- (* (* x 2.0) (* x 2.0)) (* (* x x) (* x x)))
  (- (* x 2.0) (* x x))
  (+ 2.0 x)
  (expm1 (+ (+ (* x 2.0) (* x x)) (* y y)))
  (log1p (+ (+ (* x 2.0) (* x x)) (* y y)))
  (* (* (exp (* x 2.0)) (exp (* x x))) (exp (* y y)))
  (* (exp (+ (* x 2.0) (* x x))) (exp (* y y)))
  (log (+ (+ (* x 2.0) (* x x)) (* y y)))
  (exp (+ (+ (* x 2.0) (* x x)) (* y y)))
  (* (cbrt (+ (+ (* x 2.0) (* x x)) (* y y))) (cbrt (+ (+ (* x 2.0) (* x x)) (* y y))))
  (cbrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (* (* (+ (+ (* x 2.0) (* x x)) (* y y)) (+ (+ (* x 2.0) (* x x)) (* y y))) (+ (+ (* x 2.0) (* x x)) (* y y)))
  (sqrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (sqrt (+ (+ (* x 2.0) (* x x)) (* y y)))
  (+ (pow (+ (* x 2.0) (* x x)) 3) (pow (* y y) 3))
  (+ (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (- (* (* y y) (* y y)) (* (+ (* x 2.0) (* x x)) (* y y))))
  (- (* (+ (* x 2.0) (* x x)) (+ (* x 2.0) (* x x))) (* (* y y) (* y y)))
  (- (+ (* x 2.0) (* x x)) (* y y))
  (+ (* x x) (* y y))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
  (+ (pow x 2) (+ (* 2.0 x) (pow y 2)))
0.155 * * [simplify]: iteration  0 :  61  enodes  (cost  480 )
0.167 * * [simplify]: iteration  1 :  198  enodes  (cost  369 )
0.219 * * [simplify]: iteration  2 :  919  enodes  (cost  323 )
0.567 * * [simplify]: iteration  3 :  3366  enodes  (cost  317 )
1.762 * * [simplify]: iteration  done :  5000  enodes  (cost  317 )
1.762 * [simplify]: Simplified to:
   (expm1 (* x (+ 2.0 x)))
  (log1p (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (+ (pow (* x 2.0) 3) (pow x 6))
  (* (fma 2.0 2.0 (* x (- x 2.0))) (* x x))
  (* (* x (+ 2.0 x)) (* x (- 2.0 x)))
  (* x (- 2.0 x))
  (+ 2.0 x)
  (expm1 (fma y y (* x (+ 2.0 x))))
  (log1p (fma y y (* x (+ 2.0 x))))
  (exp (fma y y (* x (+ 2.0 x))))
  (exp (fma y y (* x (+ 2.0 x))))
  (log (fma y y (* x (+ 2.0 x))))
  (exp (fma y y (* x (+ 2.0 x))))
  (* (cbrt (fma y y (* x (+ 2.0 x)))) (cbrt (fma y y (* x (+ 2.0 x)))))
  (cbrt (fma y y (* x (+ 2.0 x))))
  (pow (fma y y (* x (+ 2.0 x))) 3)
  (sqrt (fma y y (* x (+ 2.0 x))))
  (sqrt (fma y y (* x (+ 2.0 x))))
  (+ (pow y 6) (pow (* x (+ 2.0 x)) 3))
  (- (pow y 4) (* (* x (+ 2.0 x)) (- (* y y) (* x (+ 2.0 x)))))
  (- (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (pow y 4))
  (- (* x (+ 2.0 x)) (pow y 2))
  (fma x x (pow y 2))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (fma y y (* x (+ 2.0 x)))
  (fma y y (* x (+ 2.0 x)))
  (fma y y (* x (+ 2.0 x)))
1.763 * * * [progress]: adding candidates to table
1.846 * * [progress]: iteration 2 / 4
1.846 * * * [progress]: picking best candidate
1.850 * * * * [pick]: Picked  #<alt (λ (x y) (fma y y (* x (+ 2.0 x))))>
1.851 * * * [progress]: localizing error
1.856 * * * [progress]: generating rewritten candidates
1.856 * * * * [progress]: [ 1 / 1 ] rewriting at (2 3)
1.866 * * * [progress]: generating series expansions
1.866 * * * * [progress]: [ 1 / 1 ] generating series at (2 3)
1.866 * [approximate]: Taking taylor expansion of (* (+ x 2.0) x) in (x) around 0
1.866 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
1.866 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
1.866 * [taylor]: Taking taylor expansion of x in x
1.866 * [taylor]: Taking taylor expansion of 2.0 in x
1.866 * [taylor]: Taking taylor expansion of x in x
1.866 * [taylor]: Taking taylor expansion of (* (+ x 2.0) x) in x
1.866 * [taylor]: Taking taylor expansion of (+ x 2.0) in x
1.867 * [taylor]: Taking taylor expansion of x in x
1.867 * [taylor]: Taking taylor expansion of 2.0 in x
1.867 * [taylor]: Taking taylor expansion of x in x
1.876 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in (x) around 0
1.876 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
1.876 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
1.876 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.876 * [taylor]: Taking taylor expansion of x in x
1.876 * [taylor]: Taking taylor expansion of 2.0 in x
1.876 * [taylor]: Taking taylor expansion of x in x
1.877 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 2.0) x) in x
1.877 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 2.0) in x
1.877 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.877 * [taylor]: Taking taylor expansion of x in x
1.877 * [taylor]: Taking taylor expansion of 2.0 in x
1.877 * [taylor]: Taking taylor expansion of x in x
1.887 * [approximate]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in (x) around 0
1.887 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
1.887 * [taylor]: Taking taylor expansion of -1 in x
1.887 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
1.887 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
1.887 * [taylor]: Taking taylor expansion of 2.0 in x
1.887 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.887 * [taylor]: Taking taylor expansion of x in x
1.888 * [taylor]: Taking taylor expansion of x in x
1.888 * [taylor]: Taking taylor expansion of (* -1 (/ (- 2.0 (/ 1 x)) x)) in x
1.888 * [taylor]: Taking taylor expansion of -1 in x
1.888 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 x)) x) in x
1.888 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 x)) in x
1.888 * [taylor]: Taking taylor expansion of 2.0 in x
1.889 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.889 * [taylor]: Taking taylor expansion of x in x
1.889 * [taylor]: Taking taylor expansion of x in x
1.912 * * * [progress]: simplifying candidates
1.912 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (* x (+ 2.0 x)))
  (log1p (* x (+ 2.0 x)))
  (* x (+ 2.0 x))
  (+ (log x) (log (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (* (* (* x x) x) (* (* (+ 2.0 x) (+ 2.0 x)) (+ 2.0 x)))
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (* (* (* x (+ 2.0 x)) (* x (+ 2.0 x))) (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* x 2.0)
  (* x x)
  (* 2.0 x)
  (* x x)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  (* x 1)
  (* x 1)
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ (pow 2.0 3) (pow x 3)))
  (* x (- (* 2.0 2.0) (* x x)))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
1.914 * * [simplify]: iteration  0 :  46  enodes  (cost  206 )
1.922 * * [simplify]: iteration  1 :  130  enodes  (cost  193 )
1.952 * * [simplify]: iteration  2 :  545  enodes  (cost  174 )
2.369 * * [simplify]: iteration  3 :  2345  enodes  (cost  174 )
3.891 * * [simplify]: iteration  done :  5001  enodes  (cost  174 )
3.892 * [simplify]: Simplified to:
   (expm1 (* x (+ 2.0 x)))
  (log1p (* x (+ 2.0 x)))
  (* x (+ 2.0 x))
  (log (* x (+ 2.0 x)))
  (log (* x (+ 2.0 x)))
  (exp (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (* (cbrt (* x (+ 2.0 x))) (cbrt (* x (+ 2.0 x))))
  (cbrt (* x (+ 2.0 x)))
  (pow (* x (+ 2.0 x)) 3)
  (sqrt (* x (+ 2.0 x)))
  (sqrt (* x (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* (sqrt x) (sqrt (+ 2.0 x)))
  (* 2.0 x)
  (pow x 2)
  (* 2.0 x)
  (pow x 2)
  (* x (* (cbrt (+ 2.0 x)) (cbrt (+ 2.0 x))))
  (* x (sqrt (+ 2.0 x)))
  x
  x
  (* (cbrt x) (+ 2.0 x))
  (* (sqrt x) (+ 2.0 x))
  (* x (+ 2.0 x))
  (fma (pow 2.0 3) x (pow x 4))
  (* x (- (* 2.0 2.0) (* x x)))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
  (* x (+ 2.0 x))
3.892 * * * [progress]: adding candidates to table
3.943 * * [progress]: iteration 3 / 4
3.943 * * * [progress]: picking best candidate
3.946 * * * * [pick]: Picked  #<alt (λ (x y) (fma y y (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))>
3.946 * * * [progress]: localizing error
3.963 * * * [progress]: generating rewritten candidates
3.963 * * * * [progress]: [ 1 / 4 ] rewriting at (2 3)
3.977 * * * * [progress]: [ 2 / 4 ] rewriting at (2 3 1)
3.978 * * * * [progress]: [ 3 / 4 ] rewriting at (2 3 2 2)
3.980 * * * * [progress]: [ 4 / 4 ] rewriting at (2 3 2)
3.990 * * * [progress]: generating series expansions
3.990 * * * * [progress]: [ 1 / 4 ] generating series at (2 3)
3.991 * [approximate]: Taking taylor expansion of (/ (fma (pow 2.0 3) x (pow x 4)) (- (+ (pow x 2) 4.0) (* 2.0 x))) in (x) around 0
3.991 * [taylor]: Taking taylor expansion of (/ (fma (pow 2.0 3) x (pow x 4)) (- (+ (pow x 2) 4.0) (* 2.0 x))) in x
3.991 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) x (pow x 4)) in x
3.991 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) x) (pow x 4))
3.991 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) x) in x
3.991 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
3.991 * [taylor]: Taking taylor expansion of 2.0 in x
3.991 * [taylor]: Taking taylor expansion of x in x
3.991 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.991 * [taylor]: Taking taylor expansion of x in x
3.991 * [taylor]: Taking taylor expansion of (- (+ (pow x 2) 4.0) (* 2.0 x)) in x
3.991 * [taylor]: Taking taylor expansion of (+ (pow x 2) 4.0) in x
3.991 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.991 * [taylor]: Taking taylor expansion of x in x
3.991 * [taylor]: Taking taylor expansion of 4.0 in x
3.991 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
3.991 * [taylor]: Taking taylor expansion of 2.0 in x
3.991 * [taylor]: Taking taylor expansion of x in x
3.995 * [taylor]: Taking taylor expansion of (/ (fma (pow 2.0 3) x (pow x 4)) (- (+ (pow x 2) 4.0) (* 2.0 x))) in x
3.995 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) x (pow x 4)) in x
3.995 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) x) (pow x 4))
3.995 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) x) in x
3.995 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
3.996 * [taylor]: Taking taylor expansion of 2.0 in x
3.996 * [taylor]: Taking taylor expansion of x in x
3.996 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.996 * [taylor]: Taking taylor expansion of x in x
3.996 * [taylor]: Taking taylor expansion of (- (+ (pow x 2) 4.0) (* 2.0 x)) in x
3.996 * [taylor]: Taking taylor expansion of (+ (pow x 2) 4.0) in x
3.996 * [taylor]: Taking taylor expansion of (pow x 2) in x
3.996 * [taylor]: Taking taylor expansion of x in x
3.996 * [taylor]: Taking taylor expansion of 4.0 in x
3.996 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
3.996 * [taylor]: Taking taylor expansion of 2.0 in x
3.996 * [taylor]: Taking taylor expansion of x in x
4.051 * [approximate]: Taking taylor expansion of (/ (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x)))) in (x) around 0
4.051 * [taylor]: Taking taylor expansion of (/ (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x)))) in x
4.051 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) in x
4.051 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ 1 x)) (pow (/ 1 x) 4))
4.051 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ 1 x)) in x
4.051 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.051 * [taylor]: Taking taylor expansion of 2.0 in x
4.051 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.051 * [taylor]: Taking taylor expansion of x in x
4.052 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
4.052 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.052 * [taylor]: Taking taylor expansion of x in x
4.052 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x))) in x
4.052 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 4.0) in x
4.052 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.052 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.052 * [taylor]: Taking taylor expansion of x in x
4.052 * [taylor]: Taking taylor expansion of 4.0 in x
4.052 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.053 * [taylor]: Taking taylor expansion of 2.0 in x
4.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.053 * [taylor]: Taking taylor expansion of x in x
4.054 * [taylor]: Taking taylor expansion of (/ (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x)))) in x
4.054 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) in x
4.054 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ 1 x)) (pow (/ 1 x) 4))
4.054 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ 1 x)) in x
4.054 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.054 * [taylor]: Taking taylor expansion of 2.0 in x
4.054 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.054 * [taylor]: Taking taylor expansion of x in x
4.055 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
4.055 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.055 * [taylor]: Taking taylor expansion of x in x
4.055 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x))) in x
4.055 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 4.0) in x
4.055 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.055 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.055 * [taylor]: Taking taylor expansion of x in x
4.056 * [taylor]: Taking taylor expansion of 4.0 in x
4.056 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.056 * [taylor]: Taking taylor expansion of 2.0 in x
4.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.056 * [taylor]: Taking taylor expansion of x in x
4.113 * [approximate]: Taking taylor expansion of (/ (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0))) in (x) around 0
4.113 * [taylor]: Taking taylor expansion of (/ (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0))) in x
4.113 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) in x
4.113 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ -1 x)) (pow (/ -1 x) 4))
4.113 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ -1 x)) in x
4.113 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.113 * [taylor]: Taking taylor expansion of 2.0 in x
4.113 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.113 * [taylor]: Taking taylor expansion of -1 in x
4.113 * [taylor]: Taking taylor expansion of x in x
4.113 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
4.113 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.113 * [taylor]: Taking taylor expansion of -1 in x
4.113 * [taylor]: Taking taylor expansion of x in x
4.114 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0)) in x
4.114 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.114 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.114 * [taylor]: Taking taylor expansion of x in x
4.114 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 x)) 4.0) in x
4.114 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.114 * [taylor]: Taking taylor expansion of 2.0 in x
4.114 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.114 * [taylor]: Taking taylor expansion of x in x
4.115 * [taylor]: Taking taylor expansion of 4.0 in x
4.116 * [taylor]: Taking taylor expansion of (/ (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0))) in x
4.116 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) in x
4.116 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ -1 x)) (pow (/ -1 x) 4))
4.116 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ -1 x)) in x
4.116 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.116 * [taylor]: Taking taylor expansion of 2.0 in x
4.116 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.116 * [taylor]: Taking taylor expansion of -1 in x
4.116 * [taylor]: Taking taylor expansion of x in x
4.116 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
4.116 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.116 * [taylor]: Taking taylor expansion of -1 in x
4.116 * [taylor]: Taking taylor expansion of x in x
4.117 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0)) in x
4.117 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.117 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.117 * [taylor]: Taking taylor expansion of x in x
4.117 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 x)) 4.0) in x
4.117 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.117 * [taylor]: Taking taylor expansion of 2.0 in x
4.117 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.117 * [taylor]: Taking taylor expansion of x in x
4.118 * [taylor]: Taking taylor expansion of 4.0 in x
4.171 * * * * [progress]: [ 2 / 4 ] generating series at (2 3 1)
4.173 * [approximate]: Taking taylor expansion of (fma (pow 2.0 3) x (pow x 4)) in (x) around 0
4.173 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) x (pow x 4)) in x
4.174 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) x) (pow x 4))
4.174 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) x) in x
4.174 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.174 * [taylor]: Taking taylor expansion of 2.0 in x
4.174 * [taylor]: Taking taylor expansion of x in x
4.174 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.174 * [taylor]: Taking taylor expansion of x in x
4.174 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) x (pow x 4)) in x
4.174 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) x) (pow x 4))
4.174 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) x) in x
4.174 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.174 * [taylor]: Taking taylor expansion of 2.0 in x
4.174 * [taylor]: Taking taylor expansion of x in x
4.174 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.174 * [taylor]: Taking taylor expansion of x in x
4.207 * [approximate]: Taking taylor expansion of (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) in (x) around 0
4.207 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) in x
4.207 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ 1 x)) (pow (/ 1 x) 4))
4.207 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ 1 x)) in x
4.208 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.208 * [taylor]: Taking taylor expansion of 2.0 in x
4.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.208 * [taylor]: Taking taylor expansion of x in x
4.208 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
4.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.208 * [taylor]: Taking taylor expansion of x in x
4.208 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ 1 x) (pow (/ 1 x) 4)) in x
4.208 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ 1 x)) (pow (/ 1 x) 4))
4.208 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ 1 x)) in x
4.208 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.208 * [taylor]: Taking taylor expansion of 2.0 in x
4.208 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.208 * [taylor]: Taking taylor expansion of x in x
4.209 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
4.209 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.209 * [taylor]: Taking taylor expansion of x in x
4.245 * [approximate]: Taking taylor expansion of (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) in (x) around 0
4.245 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) in x
4.245 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ -1 x)) (pow (/ -1 x) 4))
4.245 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ -1 x)) in x
4.245 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.245 * [taylor]: Taking taylor expansion of 2.0 in x
4.245 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.245 * [taylor]: Taking taylor expansion of -1 in x
4.245 * [taylor]: Taking taylor expansion of x in x
4.245 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
4.245 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.245 * [taylor]: Taking taylor expansion of -1 in x
4.245 * [taylor]: Taking taylor expansion of x in x
4.246 * [taylor]: Taking taylor expansion of (fma (pow 2.0 3) (/ -1 x) (pow (/ -1 x) 4)) in x
4.246 * [taylor]: Rewrote expression to (+ (* (pow 2.0 3) (/ -1 x)) (pow (/ -1 x) 4))
4.246 * [taylor]: Taking taylor expansion of (* (pow 2.0 3) (/ -1 x)) in x
4.246 * [taylor]: Taking taylor expansion of (pow 2.0 3) in x
4.246 * [taylor]: Taking taylor expansion of 2.0 in x
4.246 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.246 * [taylor]: Taking taylor expansion of -1 in x
4.246 * [taylor]: Taking taylor expansion of x in x
4.246 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
4.246 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.246 * [taylor]: Taking taylor expansion of -1 in x
4.246 * [taylor]: Taking taylor expansion of x in x
4.281 * * * * [progress]: [ 3 / 4 ] generating series at (2 3 2 2)
4.281 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 2.0 x)) in (x) around 0
4.281 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 2.0 x)) in x
4.281 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.281 * [taylor]: Taking taylor expansion of x in x
4.281 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
4.281 * [taylor]: Taking taylor expansion of 2.0 in x
4.281 * [taylor]: Taking taylor expansion of x in x
4.281 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 2.0 x)) in x
4.281 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.281 * [taylor]: Taking taylor expansion of x in x
4.281 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
4.281 * [taylor]: Taking taylor expansion of 2.0 in x
4.281 * [taylor]: Taking taylor expansion of x in x
4.296 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
4.296 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.296 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.296 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.296 * [taylor]: Taking taylor expansion of x in x
4.296 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.296 * [taylor]: Taking taylor expansion of 2.0 in x
4.296 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.297 * [taylor]: Taking taylor expansion of x in x
4.297 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.297 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.297 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.297 * [taylor]: Taking taylor expansion of x in x
4.297 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.297 * [taylor]: Taking taylor expansion of 2.0 in x
4.297 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.297 * [taylor]: Taking taylor expansion of x in x
4.318 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in (x) around 0
4.318 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.318 * [taylor]: Taking taylor expansion of x in x
4.319 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.319 * [taylor]: Taking taylor expansion of 2.0 in x
4.319 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.319 * [taylor]: Taking taylor expansion of x in x
4.319 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (* 2.0 (/ 1 x))) in x
4.319 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.319 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.319 * [taylor]: Taking taylor expansion of x in x
4.319 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.320 * [taylor]: Taking taylor expansion of 2.0 in x
4.320 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.320 * [taylor]: Taking taylor expansion of x in x
4.336 * * * * [progress]: [ 4 / 4 ] generating series at (2 3 2)
4.336 * [approximate]: Taking taylor expansion of (- (+ (pow x 2) 4.0) (* 2.0 x)) in (x) around 0
4.336 * [taylor]: Taking taylor expansion of (- (+ (pow x 2) 4.0) (* 2.0 x)) in x
4.336 * [taylor]: Taking taylor expansion of (+ (pow x 2) 4.0) in x
4.336 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.336 * [taylor]: Taking taylor expansion of x in x
4.336 * [taylor]: Taking taylor expansion of 4.0 in x
4.337 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
4.337 * [taylor]: Taking taylor expansion of 2.0 in x
4.337 * [taylor]: Taking taylor expansion of x in x
4.337 * [taylor]: Taking taylor expansion of (- (+ (pow x 2) 4.0) (* 2.0 x)) in x
4.337 * [taylor]: Taking taylor expansion of (+ (pow x 2) 4.0) in x
4.337 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.337 * [taylor]: Taking taylor expansion of x in x
4.337 * [taylor]: Taking taylor expansion of 4.0 in x
4.337 * [taylor]: Taking taylor expansion of (* 2.0 x) in x
4.337 * [taylor]: Taking taylor expansion of 2.0 in x
4.337 * [taylor]: Taking taylor expansion of x in x
4.342 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x))) in (x) around 0
4.342 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x))) in x
4.342 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 4.0) in x
4.342 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.342 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.342 * [taylor]: Taking taylor expansion of x in x
4.342 * [taylor]: Taking taylor expansion of 4.0 in x
4.342 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.343 * [taylor]: Taking taylor expansion of 2.0 in x
4.343 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.343 * [taylor]: Taking taylor expansion of x in x
4.343 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (pow x 2)) 4.0) (* 2.0 (/ 1 x))) in x
4.343 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 4.0) in x
4.343 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.343 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.343 * [taylor]: Taking taylor expansion of x in x
4.343 * [taylor]: Taking taylor expansion of 4.0 in x
4.343 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.343 * [taylor]: Taking taylor expansion of 2.0 in x
4.343 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.343 * [taylor]: Taking taylor expansion of x in x
4.350 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0)) in (x) around 0
4.350 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0)) in x
4.350 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.350 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.350 * [taylor]: Taking taylor expansion of x in x
4.350 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 x)) 4.0) in x
4.350 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.350 * [taylor]: Taking taylor expansion of 2.0 in x
4.350 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.350 * [taylor]: Taking taylor expansion of x in x
4.351 * [taylor]: Taking taylor expansion of 4.0 in x
4.351 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (+ (* 2.0 (/ 1 x)) 4.0)) in x
4.351 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
4.351 * [taylor]: Taking taylor expansion of (pow x 2) in x
4.351 * [taylor]: Taking taylor expansion of x in x
4.351 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 x)) 4.0) in x
4.351 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 x)) in x
4.351 * [taylor]: Taking taylor expansion of 2.0 in x
4.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.351 * [taylor]: Taking taylor expansion of x in x
4.351 * [taylor]: Taking taylor expansion of 4.0 in x
4.356 * * * [progress]: simplifying candidates
4.357 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (log1p (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (- (log (fma (pow 2.0 3) x (pow x 4))) (log (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (log (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (exp (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (* (* (fma (pow 2.0 3) x (pow x 4)) (fma (pow 2.0 3) x (pow x 4))) (fma (pow 2.0 3) x (pow x 4))) (* (* (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (* (cbrt (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))) (cbrt (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))
  (cbrt (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (* (* (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))) (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (sqrt (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (sqrt (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (- (fma (pow 2.0 3) x (pow x 4)))
  (- (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (/ (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4)))) (* (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))
  (/ (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4)))) (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (cbrt (fma (pow 2.0 3) x (pow x 4))) (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4)))) 1)
  (/ (cbrt (fma (pow 2.0 3) x (pow x 4))) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (* (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) 1)
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (/ 1 (* (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))
  (/ (fma (pow 2.0 3) x (pow x 4)) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ 1 (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (fma (pow 2.0 3) x (pow x 4)) (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ 1 1)
  (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (/ 1 (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (/ (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))) (fma (pow 2.0 3) x (pow x 4)))
  (/ (fma (pow 2.0 3) x (pow x 4)) (* (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))
  (/ (fma (pow 2.0 3) x (pow x 4)) (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (/ (fma (pow 2.0 3) x (pow x 4)) 1)
  (/ (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))) (cbrt (fma (pow 2.0 3) x (pow x 4))))
  (/ (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))) (sqrt (fma (pow 2.0 3) x (pow x 4))))
  (/ (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))) (fma (pow 2.0 3) x (pow x 4)))
  (/ (fma (pow 2.0 3) x (pow x 4)) (+ (pow (* 2.0 2.0) 3) (pow (- (* x x) (* 2.0 x)) 3)))
  (/ (fma (pow 2.0 3) x (pow x 4)) (- (* (* 2.0 2.0) (* 2.0 2.0)) (* (- (* x x) (* 2.0 x)) (- (* x x) (* 2.0 x)))))
  (expm1 (fma (pow 2.0 3) x (pow x 4)))
  (log1p (fma (pow 2.0 3) x (pow x 4)))
  (* (pow 2.0 3) x)
  (log (fma (pow 2.0 3) x (pow x 4)))
  (exp (fma (pow 2.0 3) x (pow x 4)))
  (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4))))
  (cbrt (fma (pow 2.0 3) x (pow x 4)))
  (* (* (fma (pow 2.0 3) x (pow x 4)) (fma (pow 2.0 3) x (pow x 4))) (fma (pow 2.0 3) x (pow x 4)))
  (sqrt (fma (pow 2.0 3) x (pow x 4)))
  (sqrt (fma (pow 2.0 3) x (pow x 4)))
  (fma x x (- (* x 2.0)))
  (fma (- x) 2.0 (* x 2.0))
  (expm1 (- (* x x) (* 2.0 x)))
  (log1p (- (* x x) (* 2.0 x)))
  (- (* 2.0 x))
  (/ (exp (* x x)) (exp (* 2.0 x)))
  (log (- (* x x) (* 2.0 x)))
  (exp (- (* x x) (* 2.0 x)))
  (* (cbrt (- (* x x) (* 2.0 x))) (cbrt (- (* x x) (* 2.0 x))))
  (cbrt (- (* x x) (* 2.0 x)))
  (* (* (- (* x x) (* 2.0 x)) (- (* x x) (* 2.0 x))) (- (* x x) (* 2.0 x)))
  (sqrt (- (* x x) (* 2.0 x)))
  (sqrt (- (* x x) (* 2.0 x)))
  (- (pow (* x x) 3) (pow (* 2.0 x) 3))
  (+ (* (* x x) (* x x)) (+ (* (* 2.0 x) (* 2.0 x)) (* (* x x) (* 2.0 x))))
  (- (* 2.0 x))
  (- (* (* x x) (* x x)) (* (* 2.0 x) (* 2.0 x)))
  (+ (* x x) (* 2.0 x))
  (- x 2.0)
  (- (* 2.0 x))
  (expm1 (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (log1p (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (* (exp (* 2.0 2.0)) (/ (exp (* x x)) (exp (* 2.0 x))))
  (* (exp (* 2.0 2.0)) (exp (- (* x x) (* 2.0 x))))
  (log (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (exp (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (* (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (cbrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (* (* (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x)))) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (sqrt (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))
  (+ (pow (* 2.0 2.0) 3) (pow (- (* x x) (* 2.0 x)) 3))
  (+ (* (* 2.0 2.0) (* 2.0 2.0)) (- (* (- (* x x) (* 2.0 x)) (- (* x x) (* 2.0 x))) (* (* 2.0 2.0) (- (* x x) (* 2.0 x)))))
  (- (* (* 2.0 2.0) (* 2.0 2.0)) (* (- (* x x) (* 2.0 x)) (- (* x x) (* 2.0 x))))
  (- (* 2.0 2.0) (- (* x x) (* 2.0 x)))
  (+ (* 2.0 2.0) (fma x x (- (* x 2.0))))
  (+ (* 2.0 2.0) (* x x))
  (+ (* 2.0 2.0) (* x x))
  (+ (* 2.0 2.0) (* x x))
  (+ (* 1.0 (pow x 2)) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (pow x 2) (* 2.0 x))
  (+ (* 8.0 x) (pow x 4))
  (+ (* 8.0 x) (pow x 4))
  (+ (* 8.0 x) (pow x 4))
  (- (pow x 2) (* 2.0 x))
  (- (pow x 2) (* 2.0 x))
  (- (pow x 2) (* 2.0 x))
  (- (+ (pow x 2) 4.0) (* 2.0 x))
  (- (+ (pow x 2) 4.0) (* 2.0 x))
  (- (+ (pow x 2) 4.0) (* 2.0 x))
4.361 * * [simplify]: iteration  0 :  126  enodes  (cost  1657 )
4.385 * * [simplify]: iteration  1 :  301  enodes  (cost  1370 )
4.450 * * [simplify]: iteration  2 :  1091  enodes  (cost  1246 )
4.811 * * [simplify]: iteration  3 :  4521  enodes  (cost  1245 )
6.155 * * [simplify]: iteration  done :  5000  enodes  (cost  1245 )
6.155 * [simplify]: Simplified to:
   (expm1 (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (log1p (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (log (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (log (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (exp (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (pow (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))) 3)
  (* (cbrt (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0))))) (cbrt (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0))))))
  (cbrt (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (pow (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))) 3)
  (sqrt (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (sqrt (/ (fma (pow 2.0 3) x (pow x 4)) (fma 2.0 2.0 (* x (- x 2.0)))))
  (- (fma (pow 2.0 3) x (pow x 4)))
  (- (fma 2.0 2.0 (* x (- x 2.0))))
  (/ (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4)))) (* (cbrt (fma 2.0 2.0 (* x (- x 2.0)))) (cbrt (fma 2.0 2.0 (* x (- x 2.0))))))
  (/ (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (/ (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4)))) (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (/ (cbrt (fma (pow 2.0 3) x (pow x 4))) (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4))))
  (/ (cbrt (fma (pow 2.0 3) x (pow x 4))) (fma 2.0 2.0 (* x (- x 2.0))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (* (cbrt (fma 2.0 2.0 (* x (- x 2.0)))) (cbrt (fma 2.0 2.0 (* x (- x 2.0))))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (sqrt (fma (pow 2.0 3) x (pow x 4)))
  (/ (sqrt (fma (pow 2.0 3) x (pow x 4))) (fma 2.0 2.0 (* x (- x 2.0))))
  (/ 1 (* (cbrt (fma 2.0 2.0 (* x (- x 2.0)))) (cbrt (fma 2.0 2.0 (* x (- x 2.0))))))
  (/ (fma (pow 2.0 3) x (pow x 4)) (cbrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (/ 1 (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (/ (fma (pow 2.0 3) x (pow x 4)) (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  1
  (/ (fma (pow 2.0 3) x (pow x 4)) (fma (- x 2.0) x (* 2.0 2.0)))
  (/ 1 (fma 2.0 2.0 (* x (- x 2.0))))
  (/ (fma 2.0 2.0 (* x (- x 2.0))) (fma (pow 2.0 3) x (pow x 4)))
  (/ (fma (pow 2.0 3) x (pow x 4)) (* (cbrt (fma 2.0 2.0 (* x (- x 2.0)))) (cbrt (fma 2.0 2.0 (* x (- x 2.0))))))
  (/ (fma (pow 2.0 3) x (pow x 4)) (sqrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (fma (pow 2.0 3) x (pow x 4))
  (/ (fma 2.0 2.0 (* x (- x 2.0))) (cbrt (fma (pow 2.0 3) x (pow x 4))))
  (/ (fma 2.0 2.0 (* x (- x 2.0))) (sqrt (fma (pow 2.0 3) x (pow x 4))))
  (/ (fma 2.0 2.0 (* x (- x 2.0))) (fma (pow 2.0 3) x (pow x 4)))
  (/ (fma (pow 2.0 3) x (pow x 4)) (+ (pow 2.0 6) (pow (* x (- x 2.0)) 3)))
  (/ (fma (pow 2.0 3) x (pow x 4)) (- (pow 2.0 4) (* (* x (- x 2.0)) (* x (- x 2.0)))))
  (expm1 (fma (pow 2.0 3) x (pow x 4)))
  (log1p (fma (pow 2.0 3) x (pow x 4)))
  (* (pow 2.0 3) x)
  (log (fma (pow 2.0 3) x (pow x 4)))
  (exp (fma (pow 2.0 3) x (pow x 4)))
  (* (cbrt (fma (pow 2.0 3) x (pow x 4))) (cbrt (fma (pow 2.0 3) x (pow x 4))))
  (cbrt (fma (pow 2.0 3) x (pow x 4)))
  (pow (fma (pow 2.0 3) x (pow x 4)) 3)
  (sqrt (fma (pow 2.0 3) x (pow x 4)))
  (sqrt (fma (pow 2.0 3) x (pow x 4)))
  (* (- x 2.0) x)
  (* x (+ (- 2.0) 2.0))
  (expm1 (* x (- x 2.0)))
  (log1p (* x (- x 2.0)))
  (- (* 2.0 x))
  (exp (* x (- x 2.0)))
  (log (* x (- x 2.0)))
  (exp (* x (- x 2.0)))
  (* (cbrt (* x (- x 2.0))) (cbrt (* x (- x 2.0))))
  (cbrt (* x (- x 2.0)))
  (pow (* x (- x 2.0)) 3)
  (sqrt (* x (- x 2.0)))
  (sqrt (* x (- x 2.0)))
  (- (pow x 6) (pow (* 2.0 x) 3))
  (fma (* x 2.0) (* x (+ x 2.0)) (pow x 4))
  (- (* 2.0 x))
  (* (* x (+ x 2.0)) (* x (- x 2.0)))
  (* x (+ x 2.0))
  (- x 2.0)
  (- (* 2.0 x))
  (expm1 (fma 2.0 2.0 (* x (- x 2.0))))
  (log1p (fma 2.0 2.0 (* x (- x 2.0))))
  (exp (fma 2.0 2.0 (* x (- x 2.0))))
  (exp (fma 2.0 2.0 (* x (- x 2.0))))
  (log (fma 2.0 2.0 (* x (- x 2.0))))
  (exp (fma 2.0 2.0 (* x (- x 2.0))))
  (* (cbrt (fma 2.0 2.0 (* x (- x 2.0)))) (cbrt (fma 2.0 2.0 (* x (- x 2.0)))))
  (cbrt (fma 2.0 2.0 (* x (- x 2.0))))
  (pow (fma 2.0 2.0 (* x (- x 2.0))) 3)
  (sqrt (fma 2.0 2.0 (* x (- x 2.0))))
  (sqrt (fma 2.0 2.0 (* x (- x 2.0))))
  (+ (pow 2.0 6) (pow (* x (- x 2.0)) 3))
  (fma (* x (- x 2.0)) (- (* x (- x 2.0)) (* 2.0 2.0)) (pow 2.0 4))
  (- (pow 2.0 4) (* (* x (- x 2.0)) (* x (- x 2.0))))
  (- (* 2.0 2.0) (* x (- x 2.0)))
  (fma (- x 2.0) x (* 2.0 2.0))
  (fma 2.0 2.0 (pow x 2))
  (fma 2.0 2.0 (pow x 2))
  (fma 2.0 2.0 (pow x 2))
  (* x (+ (* 1.0 x) 2.0))
  (* x (+ x 2.0))
  (* x (+ x 2.0))
  (fma 8.0 x (pow x 4))
  (fma 8.0 x (pow x 4))
  (fma 8.0 x (pow x 4))
  (* (- x 2.0) x)
  (* (- x 2.0) x)
  (* (- x 2.0) x)
  (+ 4.0 (* x (- x 2.0)))
  (+ 4.0 (* x (- x 2.0)))
  (+ 4.0 (* x (- x 2.0)))
6.156 * * * [progress]: adding candidates to table
6.457 * [progress]: [Phase 3 of 3] Extracting.
6.458 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (fma y y (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))> #<alt (λ (x y) (fma y y (* x (+ 2.0 x))))>)
6.458 * * * [regime-changes]: Trying 2 branch expressions: (y x)
6.458 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (fma y y (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))> #<alt (λ (x y) (fma y y (* x (+ 2.0 x))))>)
6.470 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (fma y y (/ (fma (pow 2.0 3) x (pow x 4)) (+ (* 2.0 2.0) (- (* x x) (* 2.0 x))))))> #<alt (λ (x y) (fma y y (* x (+ 2.0 x))))>)
6.482 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
6.482 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma y y (* x (+ 2.0 x)))
6.483 * * [simplify]: iteration  0 :  6  enodes  (cost  8 )
6.483 * * [simplify]: iteration  1 :  8  enodes  (cost  8 )
6.483 * * [simplify]: iteration  done :  8  enodes  (cost  8 )
6.483 * [simplify]: Simplified to:
   (fma y y (* x (+ 2.0 x)))
7.173 * [regime-testing]: Baseline error score: 0.008251031378922365
7.174 * [regime-testing]: Oracle error score: 0.004250531316414552
7.175 * [regime-testing]: End program error score: 0.008251031378922365
7.191 * [regime-testing]: Target error score: 0.01420725793096321