5.981 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.010 * * * [progress]: [2/2] Setting up program.
0.012 * [progress]: [Phase 2 of 3] Improving.
0.012 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* x x) 1.0)
0.014 * * [simplify]: iteration  0 :  5  enodes  (cost  5 )
0.014 * * [simplify]: iteration  1 :  5  enodes  (cost  5 )
0.015 * [simplify]: Simplified to:
   (+ (* x x) 1.0)
0.015 * * [progress]: iteration 1 / 4
0.015 * * * [progress]: picking best candidate
0.017 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x x) 1.0))>
0.017 * * * [progress]: localizing error
0.020 * * * [progress]: generating rewritten candidates
0.020 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.024 * * * [progress]: generating series expansions
0.024 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.024 * [approximate]: Taking taylor expansion of (+ (pow x 2) 1.0) in (x) around 0
0.024 * [taylor]: Taking taylor expansion of (+ (pow x 2) 1.0) in x
0.024 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.024 * [taylor]: Taking taylor expansion of x in x
0.024 * [taylor]: Taking taylor expansion of 1.0 in x
0.024 * [taylor]: Taking taylor expansion of (+ (pow x 2) 1.0) in x
0.024 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.024 * [taylor]: Taking taylor expansion of x in x
0.024 * [taylor]: Taking taylor expansion of 1.0 in x
0.025 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in (x) around 0
0.025 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.025 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.025 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of 1.0 in x
0.025 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.025 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.025 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.025 * [taylor]: Taking taylor expansion of x in x
0.025 * [taylor]: Taking taylor expansion of 1.0 in x
0.027 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in (x) around 0
0.027 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.027 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.027 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.027 * [taylor]: Taking taylor expansion of x in x
0.027 * [taylor]: Taking taylor expansion of 1.0 in x
0.027 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) 1.0) in x
0.027 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.027 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.027 * [taylor]: Taking taylor expansion of x in x
0.027 * [taylor]: Taking taylor expansion of 1.0 in x
0.028 * * * [progress]: simplifying candidates
0.029 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* x x)) (exp 1.0))
  (log (+ (* x x) 1.0))
  (exp (+ (* x x) 1.0))
  (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0)))
  (cbrt (+ (* x x) 1.0))
  (* (* (+ (* x x) 1.0) (+ (* x x) 1.0)) (+ (* x x) 1.0))
  (sqrt (+ (* x x) 1.0))
  (sqrt (+ (* x x) 1.0))
  (+ (pow (* x x) 3) (pow 1.0 3))
  (+ (* (* x x) (* x x)) (- (* 1.0 1.0) (* (* x x) 1.0)))
  (- (* (* x x) (* x x)) (* 1.0 1.0))
  (- (* x x) 1.0)
  (+ (pow x 2) 1.0)
  (+ (pow x 2) 1.0)
  (+ (pow x 2) 1.0)
0.049 * * [simplify]: iteration  0 :  5053  enodes  (cost  101 )
0.050 * [simplify]: Simplified to:
   (exp (+ (* x x) 1.0))
  (log (+ (* x x) 1.0))
  (exp (+ (* x x) 1.0))
  (* (cbrt (+ (* x x) 1.0)) (cbrt (+ (* x x) 1.0)))
  (cbrt (+ (* x x) 1.0))
  (pow (+ (* x x) 1.0) 3)
  (sqrt (+ (* x x) 1.0))
  (sqrt (+ (* x x) 1.0))
  (+ (pow x 6) (pow 1.0 3))
  (+ (pow x 4) (* 1.0 (- 1.0 (* x x))))
  (- (pow x 4) (* 1.0 1.0))
  (- (* x x) 1.0)
  (+ (* x x) 1.0)
  (+ (* x x) 1.0)
  (+ (* x x) 1.0)
0.051 * * * [progress]: adding candidates to table
0.066 * * [progress]: iteration 2 / 4
0.066 * * * [progress]: picking best candidate
0.068 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))>
0.068 * * * [progress]: localizing error
0.076 * * * [progress]: generating rewritten candidates
0.076 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.090 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2)
0.094 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
0.101 * * * [progress]: generating series expansions
0.101 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.101 * [approximate]: Taking taylor expansion of (/ (- (pow x 4) 1.0) (- (pow x 2) 1.0)) in (x) around 0
0.101 * [taylor]: Taking taylor expansion of (/ (- (pow x 4) 1.0) (- (pow x 2) 1.0)) in x
0.101 * [taylor]: Taking taylor expansion of (- (pow x 4) 1.0) in x
0.101 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of 1.0 in x
0.101 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.101 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.101 * [taylor]: Taking taylor expansion of x in x
0.101 * [taylor]: Taking taylor expansion of 1.0 in x
0.102 * [taylor]: Taking taylor expansion of (/ (- (pow x 4) 1.0) (- (pow x 2) 1.0)) in x
0.102 * [taylor]: Taking taylor expansion of (- (pow x 4) 1.0) in x
0.102 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [taylor]: Taking taylor expansion of 1.0 in x
0.102 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) 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 1.0 in x
0.104 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (pow x 4)) 1.0) (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
0.104 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 4)) 1.0) (- (/ 1 (pow x 2)) 1.0)) in x
0.104 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 4)) 1.0) (- (/ 1 (pow x 2)) 1.0)) in x
0.104 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.104 * [taylor]: Taking taylor expansion of 1.0 in x
0.104 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.104 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.104 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.104 * [taylor]: Taking taylor expansion of x in x
0.105 * [taylor]: Taking taylor expansion of 1.0 in x
0.108 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (pow x 4)) 1.0) (- (/ 1 (pow x 2)) 1.0)) in (x) around 0
0.108 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 4)) 1.0) (- (/ 1 (pow x 2)) 1.0)) in x
0.108 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.108 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of 1.0 in x
0.108 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.108 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of 1.0 in x
0.108 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 4)) 1.0) (- (/ 1 (pow x 2)) 1.0)) in x
0.108 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.108 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.108 * [taylor]: Taking taylor expansion of 1.0 in x
0.109 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) 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
0.109 * [taylor]: Taking taylor expansion of 1.0 in x
0.112 * * * * [progress]: [ 2 / 3 ] generating series at (2 2)
0.112 * [approximate]: Taking taylor expansion of (- (pow x 2) 1.0) in (x) around 0
0.112 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.112 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of 1.0 in x
0.112 * [taylor]: Taking taylor expansion of (- (pow x 2) 1.0) in x
0.112 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.112 * [taylor]: Taking taylor expansion of x in x
0.112 * [taylor]: Taking taylor expansion of 1.0 in x
0.113 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.113 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.113 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.113 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [taylor]: Taking taylor expansion of 1.0 in x
0.113 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.113 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.113 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [taylor]: Taking taylor expansion of 1.0 in x
0.114 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in (x) around 0
0.115 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.115 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [taylor]: Taking taylor expansion of 1.0 in x
0.115 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) 1.0) in x
0.115 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.115 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [taylor]: Taking taylor expansion of 1.0 in x
0.116 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
0.116 * [approximate]: Taking taylor expansion of (- (pow x 4) 1.0) in (x) around 0
0.116 * [taylor]: Taking taylor expansion of (- (pow x 4) 1.0) in x
0.116 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of 1.0 in x
0.116 * [taylor]: Taking taylor expansion of (- (pow x 4) 1.0) in x
0.116 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of 1.0 in x
0.117 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in (x) around 0
0.117 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.117 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.117 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.118 * [taylor]: Taking taylor expansion of x in x
0.118 * [taylor]: Taking taylor expansion of 1.0 in x
0.118 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.118 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.118 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.118 * [taylor]: Taking taylor expansion of x in x
0.118 * [taylor]: Taking taylor expansion of 1.0 in x
0.120 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in (x) around 0
0.120 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.121 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.121 * [taylor]: Taking taylor expansion of x in x
0.121 * [taylor]: Taking taylor expansion of 1.0 in x
0.121 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) 1.0) in x
0.121 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.121 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.121 * [taylor]: Taking taylor expansion of x in x
0.121 * [taylor]: Taking taylor expansion of 1.0 in x
0.123 * * * [progress]: simplifying candidates
0.124 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- (pow x 4) (* 1.0 1.0))) (log (- (* x x) 1.0)))
  (log (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))
  (exp (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))
  (/ (* (* (- (pow x 4) (* 1.0 1.0)) (- (pow x 4) (* 1.0 1.0))) (- (pow x 4) (* 1.0 1.0))) (* (* (- (* x x) 1.0) (- (* x x) 1.0)) (- (* x x) 1.0)))
  (* (cbrt (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0))) (cbrt (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0))))
  (cbrt (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))
  (* (* (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0))) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))
  (sqrt (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))
  (sqrt (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))
  (neg (- (pow x 4) (* 1.0 1.0)))
  (neg (- (* x x) 1.0))
  (/ (pow x 4) (- (* x x) 1.0))
  (/ (* 1.0 1.0) (- (* x x) 1.0))
  (/ (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0)))) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (* x x) 1.0)))
  (/ (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0)))) (sqrt (- (* x x) 1.0)))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0)))
  (/ (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0)))) 1)
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (- (* x x) 1.0))
  (/ (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0)))) (+ x (sqrt 1.0)))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (- x (sqrt 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (* x x) 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) 1)
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (- (* x x) 1.0))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (+ x (sqrt 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (- x (sqrt 1.0)))
  (/ 1 (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (pow x 4) (* 1.0 1.0)) (cbrt (- (* x x) 1.0)))
  (/ 1 (sqrt (- (* x x) 1.0)))
  (/ (- (pow x 4) (* 1.0 1.0)) (sqrt (- (* x x) 1.0)))
  (/ 1 1)
  (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0))
  (/ 1 (+ x (sqrt 1.0)))
  (/ (- (pow x 4) (* 1.0 1.0)) (- x (sqrt 1.0)))
  (/ (+ (pow (sqrt x) 4) 1.0) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (pow (sqrt x) 4) 1.0) (cbrt (- (* x x) 1.0)))
  (/ (+ (pow (sqrt x) 4) 1.0) (sqrt (- (* x x) 1.0)))
  (/ (- (pow (sqrt x) 4) 1.0) (sqrt (- (* x x) 1.0)))
  (/ (+ (pow (sqrt x) 4) 1.0) 1)
  (/ (- (pow (sqrt x) 4) 1.0) (- (* x x) 1.0))
  (/ (+ (pow (sqrt x) 4) 1.0) (+ x (sqrt 1.0)))
  (/ (- (pow (sqrt x) 4) 1.0) (- x (sqrt 1.0)))
  (/ (+ (sqrt (pow x 4)) 1.0) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (sqrt (pow x 4)) 1.0) (cbrt (- (* x x) 1.0)))
  (/ (+ (sqrt (pow x 4)) 1.0) (sqrt (- (* x x) 1.0)))
  (/ (- (sqrt (pow x 4)) 1.0) (sqrt (- (* x x) 1.0)))
  (/ (+ (sqrt (pow x 4)) 1.0) 1)
  (/ (- (sqrt (pow x 4)) 1.0) (- (* x x) 1.0))
  (/ (+ (sqrt (pow x 4)) 1.0) (+ x (sqrt 1.0)))
  (/ (- (sqrt (pow x 4)) 1.0) (- x (sqrt 1.0)))
  (/ (+ (pow x (/ 4 2)) 1.0) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (pow x (/ 4 2)) 1.0) (cbrt (- (* x x) 1.0)))
  (/ (+ (pow x (/ 4 2)) 1.0) (sqrt (- (* x x) 1.0)))
  (/ (- (pow x (/ 4 2)) 1.0) (sqrt (- (* x x) 1.0)))
  (/ (+ (pow x (/ 4 2)) 1.0) 1)
  (/ (- (pow x (/ 4 2)) 1.0) (- (* x x) 1.0))
  (/ (+ (pow x (/ 4 2)) 1.0) (+ x (sqrt 1.0)))
  (/ (- (pow x (/ 4 2)) 1.0) (- x (sqrt 1.0)))
  (/ 1 (- (* x x) 1.0))
  (/ (- (* x x) 1.0) (- (pow x 4) (* 1.0 1.0)))
  (/ (- (pow x 4) (* 1.0 1.0)) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (pow x 4) (* 1.0 1.0)) (sqrt (- (* x x) 1.0)))
  (/ (- (pow x 4) (* 1.0 1.0)) 1)
  (/ (- (pow x 4) (* 1.0 1.0)) (+ x (sqrt 1.0)))
  (/ (- (* x x) 1.0) (cbrt (- (pow x 4) (* 1.0 1.0))))
  (/ (- (* x x) 1.0) (sqrt (- (pow x 4) (* 1.0 1.0))))
  (/ (- (* x x) 1.0) (- (pow x 4) (* 1.0 1.0)))
  (/ (- (* x x) 1.0) (- (pow (sqrt x) 4) 1.0))
  (/ (- (* x x) 1.0) (- (sqrt (pow x 4)) 1.0))
  (/ (- (* x x) 1.0) (- (pow x (/ 4 2)) 1.0))
  (/ (- (pow x 4) (* 1.0 1.0)) (- (pow (* x x) 3) (pow 1.0 3)))
  (/ (- (pow x 4) (* 1.0 1.0)) (- (* (* x x) (* x x)) (* 1.0 1.0)))
  (* (- (* x x) 1.0) (+ (* (pow x 4) (pow x 4)) (+ (* (* 1.0 1.0) (* 1.0 1.0)) (* (pow x 4) (* 1.0 1.0)))))
  (* (- (* x x) 1.0) (+ (pow x 4) (* 1.0 1.0)))
  (/ (exp (* x x)) (exp 1.0))
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))
  (cbrt (- (* x x) 1.0))
  (* (* (- (* x x) 1.0) (- (* x x) 1.0)) (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (- (pow (* x x) 3) (pow 1.0 3))
  (+ (* (* x x) (* x x)) (+ (* 1.0 1.0) (* (* x x) 1.0)))
  (neg 1.0)
  (- (* (* x x) (* x x)) (* 1.0 1.0))
  (+ (* x x) 1.0)
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (/ (exp (pow x 4)) (exp (* 1.0 1.0)))
  (log (- (pow x 4) (* 1.0 1.0)))
  (exp (- (pow x 4) (* 1.0 1.0)))
  (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0))))
  (cbrt (- (pow x 4) (* 1.0 1.0)))
  (* (* (- (pow x 4) (* 1.0 1.0)) (- (pow x 4) (* 1.0 1.0))) (- (pow x 4) (* 1.0 1.0)))
  (sqrt (- (pow x 4) (* 1.0 1.0)))
  (sqrt (- (pow x 4) (* 1.0 1.0)))
  (- (pow (pow x 4) 3) (pow (* 1.0 1.0) 3))
  (+ (* (pow x 4) (pow x 4)) (+ (* (* 1.0 1.0) (* 1.0 1.0)) (* (pow x 4) (* 1.0 1.0))))
  (neg (* 1.0 1.0))
  (- (* (pow x 4) (pow x 4)) (* (* 1.0 1.0) (* 1.0 1.0)))
  (+ (pow x 4) (* 1.0 1.0))
  (+ (pow (sqrt x) 4) 1.0)
  (- (pow (sqrt x) 4) 1.0)
  (+ (sqrt (pow x 4)) 1.0)
  (- (sqrt (pow x 4)) 1.0)
  (+ (pow x (/ 4 2)) 1.0)
  (- (pow x (/ 4 2)) 1.0)
  (+ (* 1.0 (pow x 2)) 1.0)
  (+ (pow x 2) 1.0)
  (+ (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 2) 1.0)
  (- (pow x 4) 1.0)
  (- (pow x 4) 1.0)
  (- (pow x 4) 1.0)
0.163 * * [simplify]: iteration  0 :  5597  enodes  (cost  1151 )
0.168 * [simplify]: Simplified to:
   (log (+ 1.0 (* x x)))
  (log (+ 1.0 (* x x)))
  (exp (+ 1.0 (* x x)))
  (pow (+ 1.0 (* x x)) 3)
  (* (cbrt (+ 1.0 (* x x))) (cbrt (+ 1.0 (* x x))))
  (cbrt (+ 1.0 (* x x)))
  (pow (+ 1.0 (* x x)) 3)
  (sqrt (+ 1.0 (* x x)))
  (sqrt (+ 1.0 (* x x)))
  (- (* 1.0 1.0) (pow x 4))
  (- 1.0 (* x x))
  (/ (pow x 4) (- (* x x) 1.0))
  (* 1.0 (/ 1.0 (- (* x x) 1.0)))
  (* (cbrt (- (pow x 4) (* 1.0 1.0))) (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (* x x) 1.0)))
  (* (cbrt (- (pow x 4) (* 1.0 1.0))) (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0))))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0)))
  (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0))))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (- (* x x) 1.0))
  (* (cbrt (- (pow x 4) (* 1.0 1.0))) (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (+ x (sqrt 1.0))))
  (/ (cbrt (- (pow x 4) (* 1.0 1.0))) (- x (sqrt 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (* x x) 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (sqrt (- (* x x) 1.0)))
  (sqrt (- (pow x 4) (* 1.0 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (- (* x x) 1.0))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (+ x (sqrt 1.0)))
  (/ (sqrt (- (pow x 4) (* 1.0 1.0))) (- x (sqrt 1.0)))
  (/ 1 (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (pow x 4) (* 1.0 1.0)) (cbrt (- (* x x) 1.0)))
  (/ 1 (sqrt (- (* x x) 1.0)))
  (/ (- (pow x 4) (* 1.0 1.0)) (sqrt (- (* x x) 1.0)))
  1
  (+ 1.0 (* x x))
  (/ 1 (+ x (sqrt 1.0)))
  (/ (- (pow x 4) (* 1.0 1.0)) (- x (sqrt 1.0)))
  (/ (+ 1.0 (* x x)) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (* x x) 1.0) (cbrt (- (* x x) 1.0)))
  (/ (+ 1.0 (* x x)) (sqrt (- (* x x) 1.0)))
  (/ (- (* x x) 1.0) (sqrt (- (* x x) 1.0)))
  (+ 1.0 (* x x))
  1
  (/ (+ 1.0 (* x x)) (+ x (sqrt 1.0)))
  (/ (- (* x x) 1.0) (- x (sqrt 1.0)))
  (/ (+ 1.0 (sqrt (pow x 4))) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (sqrt (pow x 4)) 1.0) (cbrt (- (* x x) 1.0)))
  (/ (+ 1.0 (sqrt (pow x 4))) (sqrt (- (* x x) 1.0)))
  (/ (- (sqrt (pow x 4)) 1.0) (sqrt (- (* x x) 1.0)))
  (+ 1.0 (sqrt (pow x 4)))
  (/ (- (sqrt (pow x 4)) 1.0) (- (* x x) 1.0))
  (/ (+ 1.0 (sqrt (pow x 4))) (+ x (sqrt 1.0)))
  (/ (- (sqrt (pow x 4)) 1.0) (- x (sqrt 1.0)))
  (/ (+ 1.0 (* x x)) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (* x x) 1.0) (cbrt (- (* x x) 1.0)))
  (/ (+ 1.0 (* x x)) (sqrt (- (* x x) 1.0)))
  (/ (- (* x x) 1.0) (sqrt (- (* x x) 1.0)))
  (+ 1.0 (* x x))
  1
  (/ (+ 1.0 (* x x)) (+ x (sqrt 1.0)))
  (/ (- (* x x) 1.0) (- x (sqrt 1.0)))
  (/ 1 (- (* x x) 1.0))
  (/ 1 (+ 1.0 (* x x)))
  (/ (- (pow x 4) (* 1.0 1.0)) (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0))))
  (/ (- (pow x 4) (* 1.0 1.0)) (sqrt (- (* x x) 1.0)))
  (- (pow x 4) (* 1.0 1.0))
  (/ (- (pow x 4) (* 1.0 1.0)) (+ x (sqrt 1.0)))
  (/ (- (* x x) 1.0) (cbrt (- (pow x 4) (* 1.0 1.0))))
  (/ (- (* x x) 1.0) (sqrt (- (pow x 4) (* 1.0 1.0))))
  (/ 1 (+ 1.0 (* x x)))
  1
  (/ (- (* x x) 1.0) (- (sqrt (pow x 4)) 1.0))
  1
  (/ (- (pow x 4) (* 1.0 1.0)) (- (pow x 6) (pow 1.0 3)))
  1
  (* (- (* x x) 1.0) (+ (pow x 8) (+ (pow 1.0 4) (* (pow x 4) (* 1.0 1.0)))))
  (* (- (* x x) 1.0) (+ (pow x 4) (* 1.0 1.0)))
  (exp (- (* x x) 1.0))
  (log (- (* x x) 1.0))
  (exp (- (* x x) 1.0))
  (* (cbrt (- (* x x) 1.0)) (cbrt (- (* x x) 1.0)))
  (cbrt (- (* x x) 1.0))
  (pow (- (* x x) 1.0) 3)
  (sqrt (- (* x x) 1.0))
  (sqrt (- (* x x) 1.0))
  (- (pow x 6) (pow 1.0 3))
  (+ (pow x 4) (* 1.0 (+ 1.0 (* x x))))
  (neg 1.0)
  (- (pow x 4) (* 1.0 1.0))
  (+ 1.0 (* x x))
  (+ x (sqrt 1.0))
  (- x (sqrt 1.0))
  (exp (- (pow x 4) (* 1.0 1.0)))
  (log (- (pow x 4) (* 1.0 1.0)))
  (exp (- (pow x 4) (* 1.0 1.0)))
  (* (cbrt (- (pow x 4) (* 1.0 1.0))) (cbrt (- (pow x 4) (* 1.0 1.0))))
  (cbrt (- (pow x 4) (* 1.0 1.0)))
  (pow (- (pow x 4) (* 1.0 1.0)) 3)
  (sqrt (- (pow x 4) (* 1.0 1.0)))
  (sqrt (- (pow x 4) (* 1.0 1.0)))
  (- (pow x 12) (pow 1.0 6))
  (+ (pow x 8) (+ (pow 1.0 4) (* (pow x 4) (* 1.0 1.0))))
  (* 1.0 (neg 1.0))
  (- (pow x 8) (pow 1.0 4))
  (+ (pow x 4) (* 1.0 1.0))
  (+ 1.0 (* x x))
  (- (* x x) 1.0)
  (+ 1.0 (sqrt (pow x 4)))
  (- (sqrt (pow x 4)) 1.0)
  (+ 1.0 (* x x))
  (- (* x x) 1.0)
  (+ 1.0 (* x (* x 1.0)))
  (+ 1.0 (* x x))
  (+ 1.0 (* x x))
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (* x x) 1.0)
  (- (pow x 4) 1.0)
  (- (pow x 4) 1.0)
  (- (pow x 4) 1.0)
0.168 * * * [progress]: adding candidates to table
0.296 * [progress]: [Phase 3 of 3] Extracting.
0.296 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))> #<alt (λ (x) (+ (* x x) 1.0))>)
0.296 * * * [regime-changes]: Trying 3 branch expressions: ((* x x) (+ (* x x) 1.0) x)
0.296 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))> #<alt (λ (x) (+ (* x x) 1.0))>)
0.320 * * * * [regimes]: Trying to branch on (+ (* x x) 1.0) from (#<alt (λ (x) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))> #<alt (λ (x) (+ (* x x) 1.0))>)
0.342 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (- (pow x 4) (* 1.0 1.0)) (- (* x x) 1.0)))> #<alt (λ (x) (+ (* x x) 1.0))>)
0.366 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.366 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* x x) 1.0)
0.367 * * [simplify]: iteration  0 :  5  enodes  (cost  5 )
0.367 * * [simplify]: iteration  1 :  5  enodes  (cost  5 )
0.367 * [simplify]: Simplified to:
   (+ (* x x) 1.0)
0.764 * [regime-testing]: End program error score: 0.0007500937617202151