11.500 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.012 * [progress]: [Phase 2 of 3] Improving.
0.013 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.015 * * [simplify]: iteration  0 :  11  enodes  (cost  3 )
0.016 * * [simplify]: iteration  1 :  15  enodes  (cost  3 )
0.017 * * [simplify]: iteration  2 :  15  enodes  (cost  3 )
0.017 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
0.018 * * [progress]: iteration 1 / 4
0.018 * * * [progress]: picking best candidate
0.019 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.019 * * * [progress]: localizing error
0.023 * * * [progress]: generating rewritten candidates
0.023 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.030 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.038 * * * [progress]: generating series expansions
0.039 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.039 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.039 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.039 * [taylor]: Taking taylor expansion of 2.0 in x
0.039 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.039 * [taylor]: Taking taylor expansion of 2.0 in x
0.039 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.047 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.047 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.047 * [taylor]: Taking taylor expansion of 2.0 in x
0.047 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.047 * [taylor]: Taking taylor expansion of x in x
0.048 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.048 * [taylor]: Taking taylor expansion of 2.0 in x
0.048 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.048 * [taylor]: Taking taylor expansion of x in x
0.056 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.056 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.056 * [taylor]: Taking taylor expansion of 2.0 in x
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.056 * [taylor]: Taking taylor expansion of 2.0 in x
0.056 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.064 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.064 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.064 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.064 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of 2.0 in x
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.064 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.064 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.064 * [taylor]: Taking taylor expansion of 2.0 in x
0.064 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.064 * [taylor]: Taking taylor expansion of x in x
0.064 * [taylor]: Taking taylor expansion of 1.0 in x
0.077 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.077 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.077 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.077 * [taylor]: Taking taylor expansion of 2.0 in x
0.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.077 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.078 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.078 * [taylor]: Taking taylor expansion of 2.0 in x
0.078 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.078 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [taylor]: Taking taylor expansion of 1.0 in x
0.100 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.100 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.100 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.100 * [taylor]: Taking taylor expansion of 2.0 in x
0.100 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.100 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.100 * [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 (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.101 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.101 * [taylor]: Taking taylor expansion of 2.0 in x
0.101 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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
0.120 * * * [progress]: simplifying candidates
0.121 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* x x) 2.0)
  (* (* x x) 2.0)
  (+ (+ (log x) (log x)) (log 2.0))
  (+ (log (* x x)) (log 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* 2.0 2.0) 2.0))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (* (* x x) 1)
  (* x 2.0)
  (/ (exp (* (* x x) 2.0)) (exp 1.0))
  (log (- (* (* x x) 2.0) 1.0))
  (exp (- (* (* x x) 2.0) 1.0))
  (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0)))
  (cbrt (- (* (* x x) 2.0) 1.0))
  (* (* (- (* (* x x) 2.0) 1.0) (- (* (* x x) 2.0) 1.0)) (- (* (* x x) 2.0) 1.0))
  (sqrt (- (* (* x x) 2.0) 1.0))
  (sqrt (- (* (* x x) 2.0) 1.0))
  (- (pow (* (* x x) 2.0) 3) (pow 1.0 3))
  (+ (* (* (* x x) 2.0) (* (* x x) 2.0)) (+ (* 1.0 1.0) (* (* (* x x) 2.0) 1.0)))
  (- 1.0)
  (- (* (* (* x x) 2.0) (* (* x x) 2.0)) (* 1.0 1.0))
  (+ (* (* x x) 2.0) 1.0)
  (- 1.0)
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
0.124 * * [simplify]: iteration  0 :  148  enodes  (cost  151 )
0.128 * * [simplify]: iteration  1 :  571  enodes  (cost  133 )
0.140 * * [simplify]: iteration  2 :  2337  enodes  (cost  131 )
0.189 * * [simplify]: iteration  3 :  5002  enodes  (cost  131 )
0.190 * [simplify]: Simplified to:
   (* (* x x) 2.0)
  (* (* x x) 2.0)
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (pow (* (* x x) 2.0) 3)
  (pow (* (* x x) 2.0) 3)
  (* (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))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (pow x 2)
  (* x 2.0)
  (exp (- (* (* x x) 2.0) 1.0))
  (log (- (* (* x x) 2.0) 1.0))
  (exp (- (* (* x x) 2.0) 1.0))
  (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0)))
  (cbrt (- (* (* x x) 2.0) 1.0))
  (pow (- (* 2.0 (pow x 2)) 1.0) 3)
  (sqrt (- (* (* x x) 2.0) 1.0))
  (sqrt (- (* (* x x) 2.0) 1.0))
  (- (pow (* (* x x) 2.0) 3) (pow 1.0 3))
  (+ (* (* (* x x) 2.0) (+ (* (* x x) 2.0) 1.0)) (* 1.0 1.0))
  (- 1.0)
  (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))
  (+ (* (* x x) 2.0) 1.0)
  (- 1.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
0.191 * * * [progress]: adding candidates to table
0.242 * * [progress]: iteration 2 / 4
0.242 * * * [progress]: picking best candidate
0.244 * * * * [pick]: Picked  #<alt (λ (x) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))>
0.244 * * * [progress]: localizing error
0.256 * * * [progress]: generating rewritten candidates
0.256 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
0.281 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
0.289 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2 1)
0.297 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2 1)
0.304 * * * [progress]: generating series expansions
0.304 * * * * [progress]: [ 1 / 4 ] generating series at (2)
0.306 * [approximate]: Taking taylor expansion of (/ (- (* 4.0 (pow x 4)) 1.0) (+ (* 2.0 (pow x 2)) 1.0)) in (x) around 0
0.306 * [taylor]: Taking taylor expansion of (/ (- (* 4.0 (pow x 4)) 1.0) (+ (* 2.0 (pow x 2)) 1.0)) in x
0.306 * [taylor]: Taking taylor expansion of (- (* 4.0 (pow x 4)) 1.0) in x
0.306 * [taylor]: Taking taylor expansion of (* 4.0 (pow x 4)) in x
0.306 * [taylor]: Taking taylor expansion of 4.0 in x
0.306 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.306 * [taylor]: Taking taylor expansion of x in x
0.306 * [taylor]: Taking taylor expansion of 1.0 in x
0.306 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow x 2)) 1.0) in x
0.306 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.306 * [taylor]: Taking taylor expansion of 2.0 in x
0.306 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.306 * [taylor]: Taking taylor expansion of x in x
0.306 * [taylor]: Taking taylor expansion of 1.0 in x
0.307 * [taylor]: Taking taylor expansion of (/ (- (* 4.0 (pow x 4)) 1.0) (+ (* 2.0 (pow x 2)) 1.0)) in x
0.307 * [taylor]: Taking taylor expansion of (- (* 4.0 (pow x 4)) 1.0) in x
0.307 * [taylor]: Taking taylor expansion of (* 4.0 (pow x 4)) in x
0.307 * [taylor]: Taking taylor expansion of 4.0 in x
0.307 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.307 * [taylor]: Taking taylor expansion of 1.0 in x
0.307 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow x 2)) 1.0) in x
0.307 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.308 * [taylor]: Taking taylor expansion of 2.0 in x
0.308 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.308 * [taylor]: Taking taylor expansion of x in x
0.308 * [taylor]: Taking taylor expansion of 1.0 in x
0.339 * [approximate]: Taking taylor expansion of (/ (- (* 4.0 (/ 1 (pow x 4))) 1.0) (+ (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.339 * [taylor]: Taking taylor expansion of (/ (- (* 4.0 (/ 1 (pow x 4))) 1.0) (+ (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.339 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (pow x 4))) 1.0) in x
0.339 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow x 4))) in x
0.339 * [taylor]: Taking taylor expansion of 4.0 in x
0.339 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.339 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.339 * [taylor]: Taking taylor expansion of x in x
0.340 * [taylor]: Taking taylor expansion of 1.0 in x
0.340 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.340 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.340 * [taylor]: Taking taylor expansion of 2.0 in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.340 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.340 * [taylor]: Taking taylor expansion of 1.0 in x
0.342 * [taylor]: Taking taylor expansion of (/ (- (* 4.0 (/ 1 (pow x 4))) 1.0) (+ (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.342 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (pow x 4))) 1.0) in x
0.342 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow x 4))) in x
0.342 * [taylor]: Taking taylor expansion of 4.0 in x
0.342 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.342 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.342 * [taylor]: Taking taylor expansion of 1.0 in x
0.343 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.343 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.343 * [taylor]: Taking taylor expansion of 2.0 in x
0.343 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.343 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.343 * [taylor]: Taking taylor expansion of x in x
0.343 * [taylor]: Taking taylor expansion of 1.0 in x
0.398 * [approximate]: Taking taylor expansion of (/ (- (* 4.0 (/ 1 (pow x 4))) 1.0) (+ (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.398 * [taylor]: Taking taylor expansion of (/ (- (* 4.0 (/ 1 (pow x 4))) 1.0) (+ (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.398 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (pow x 4))) 1.0) in x
0.398 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow x 4))) in x
0.398 * [taylor]: Taking taylor expansion of 4.0 in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.398 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of 1.0 in x
0.399 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.399 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.399 * [taylor]: Taking taylor expansion of 2.0 in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.399 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.400 * [taylor]: Taking taylor expansion of 1.0 in x
0.401 * [taylor]: Taking taylor expansion of (/ (- (* 4.0 (/ 1 (pow x 4))) 1.0) (+ (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.401 * [taylor]: Taking taylor expansion of (- (* 4.0 (/ 1 (pow x 4))) 1.0) in x
0.401 * [taylor]: Taking taylor expansion of (* 4.0 (/ 1 (pow x 4))) in x
0.401 * [taylor]: Taking taylor expansion of 4.0 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.401 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.402 * [taylor]: Taking taylor expansion of 1.0 in x
0.402 * [taylor]: Taking taylor expansion of (+ (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.402 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.402 * [taylor]: Taking taylor expansion of 2.0 in x
0.402 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.402 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.402 * [taylor]: Taking taylor expansion of x in x
0.402 * [taylor]: Taking taylor expansion of 1.0 in x
0.457 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
0.457 * [approximate]: Taking taylor expansion of (* 4.0 (pow x 4)) in (x) around 0
0.458 * [taylor]: Taking taylor expansion of (* 4.0 (pow x 4)) in x
0.458 * [taylor]: Taking taylor expansion of 4.0 in x
0.458 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.458 * [taylor]: Taking taylor expansion of x in x
0.458 * [taylor]: Taking taylor expansion of (* 4.0 (pow x 4)) in x
0.458 * [taylor]: Taking taylor expansion of 4.0 in x
0.458 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.458 * [taylor]: Taking taylor expansion of x in x
0.469 * [approximate]: Taking taylor expansion of (/ 4.0 (pow x 4)) in (x) around 0
0.469 * [taylor]: Taking taylor expansion of (/ 4.0 (pow x 4)) in x
0.469 * [taylor]: Taking taylor expansion of 4.0 in x
0.469 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.469 * [taylor]: Taking taylor expansion of x in x
0.470 * [taylor]: Taking taylor expansion of (/ 4.0 (pow x 4)) in x
0.470 * [taylor]: Taking taylor expansion of 4.0 in x
0.470 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.470 * [taylor]: Taking taylor expansion of x in x
0.481 * [approximate]: Taking taylor expansion of (/ 4.0 (pow x 4)) in (x) around 0
0.481 * [taylor]: Taking taylor expansion of (/ 4.0 (pow x 4)) in x
0.481 * [taylor]: Taking taylor expansion of 4.0 in x
0.481 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.481 * [taylor]: Taking taylor expansion of x in x
0.481 * [taylor]: Taking taylor expansion of (/ 4.0 (pow x 4)) in x
0.482 * [taylor]: Taking taylor expansion of 4.0 in x
0.482 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.482 * [taylor]: Taking taylor expansion of x in x
0.492 * * * * [progress]: [ 3 / 4 ] generating series at (2 2 1)
0.492 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.492 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.492 * [taylor]: Taking taylor expansion of 2.0 in x
0.492 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.492 * [taylor]: Taking taylor expansion of x in x
0.493 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.493 * [taylor]: Taking taylor expansion of 2.0 in x
0.493 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.493 * [taylor]: Taking taylor expansion of x in x
0.505 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.505 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.505 * [taylor]: Taking taylor expansion of 2.0 in x
0.505 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.505 * [taylor]: Taking taylor expansion of x in x
0.505 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.505 * [taylor]: Taking taylor expansion of 2.0 in x
0.505 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.505 * [taylor]: Taking taylor expansion of x in x
0.513 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.513 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.513 * [taylor]: Taking taylor expansion of 2.0 in x
0.513 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.513 * [taylor]: Taking taylor expansion of x in x
0.513 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.513 * [taylor]: Taking taylor expansion of 2.0 in x
0.513 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.513 * [taylor]: Taking taylor expansion of x in x
0.520 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2 1)
0.520 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 4)) in (x) around 0
0.521 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 4)) in x
0.521 * [taylor]: Taking taylor expansion of 2.0 in x
0.521 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.521 * [taylor]: Taking taylor expansion of x in x
0.521 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 4)) in x
0.521 * [taylor]: Taking taylor expansion of 2.0 in x
0.521 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.521 * [taylor]: Taking taylor expansion of x in x
0.532 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 4)) in (x) around 0
0.532 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 4)) in x
0.532 * [taylor]: Taking taylor expansion of 2.0 in x
0.532 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.532 * [taylor]: Taking taylor expansion of x in x
0.533 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 4)) in x
0.533 * [taylor]: Taking taylor expansion of 2.0 in x
0.533 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.533 * [taylor]: Taking taylor expansion of x in x
0.544 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 4)) in (x) around 0
0.544 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 4)) in x
0.544 * [taylor]: Taking taylor expansion of 2.0 in x
0.544 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.544 * [taylor]: Taking taylor expansion of x in x
0.545 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 4)) in x
0.545 * [taylor]: Taking taylor expansion of 2.0 in x
0.545 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.545 * [taylor]: Taking taylor expansion of x in x
0.555 * * * [progress]: simplifying candidates
0.557 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (log (+ (* (* x x) 2.0) 1.0)))
  (log (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (exp (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (/ (* (* (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (* (* (+ (* (* x x) 2.0) 1.0) (+ (* (* x x) 2.0) 1.0)) (+ (* (* x x) 2.0) 1.0)))
  (* (cbrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))) (cbrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))))
  (cbrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (* (* (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (sqrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (sqrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (- (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))
  (- (+ (* (* x x) 2.0) 1.0))
  (/ 0 (+ (* (* x x) 2.0) 1.0))
  (/ (- (* 1.0 1.0) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))
  (/ (* (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))) (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (* (* x x) 2.0) 1.0)))
  (/ (* (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (* (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))) 1)
  (/ (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (+ (* (* x x) 2.0) 1.0))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (* (* x x) 2.0) 1.0)))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) 1)
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (+ (* (* x x) 2.0) 1.0))
  (/ 1 (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (cbrt (+ (* (* x x) 2.0) 1.0)))
  (/ 1 (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ 1 1)
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))
  (/ 1 (+ (* (* x x) 2.0) 1.0))
  (/ (+ (* (* x x) 2.0) 1.0) (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) 1)
  (/ (+ (* (* x x) 2.0) 1.0) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))))
  (/ (+ (* (* x x) 2.0) 1.0) (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))))
  (/ (+ (* (* x x) 2.0) 1.0) (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (pow (* (* x x) 2.0) 3) (pow 1.0 3)))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (- (* (* (* x x) 2.0) (* (* x x) 2.0)) (* 1.0 1.0)))
  (* (+ (* (* x x) 2.0) 1.0) (+ (* (- (* 1.0 1.0)) (- (* 1.0 1.0))) (- (* (* (* (pow x 4) 2.0) 2.0) (* (* (pow x 4) 2.0) 2.0)) (* (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))))
  (* (+ (* (* x x) 2.0) 1.0) (- (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))
  (* (* (pow x 4) 2.0) 2.0)
  (+ (+ (* (log x) 4) (log 2.0)) (log 2.0))
  (+ (+ (* (log x) 4) (log 2.0)) (log 2.0))
  (+ (+ (log (pow x 4)) (log 2.0)) (log 2.0))
  (+ (log (* (pow x 4) 2.0)) (log 2.0))
  (log (* (* (pow x 4) 2.0) 2.0))
  (exp (* (* (pow x 4) 2.0) 2.0))
  (* (* (* (* (pow x 4) (pow x 4)) (pow x 4)) (* (* 2.0 2.0) 2.0)) (* (* 2.0 2.0) 2.0))
  (* (* (* (* (pow x 4) 2.0) (* (pow x 4) 2.0)) (* (pow x 4) 2.0)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* (pow x 4) 2.0) 2.0)) (cbrt (* (* (pow x 4) 2.0) 2.0)))
  (cbrt (* (* (pow x 4) 2.0) 2.0))
  (* (* (* (* (pow x 4) 2.0) 2.0) (* (* (pow x 4) 2.0) 2.0)) (* (* (pow x 4) 2.0) 2.0))
  (sqrt (* (* (pow x 4) 2.0) 2.0))
  (sqrt (* (* (pow x 4) 2.0) 2.0))
  (* (* (pow x 4) 2.0) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* (pow x 4) 2.0) (sqrt 2.0))
  (* (* (pow x 4) 2.0) 1)
  (* 2.0 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (+ (+ (log x) (log x)) (log 2.0))
  (+ (log (* x x)) (log 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (* (* (* (* x x) x) (* (* x x) x)) (* (* 2.0 2.0) 2.0))
  (* (* (* (* x x) (* x x)) (* x x)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (* x x) 2.0)) (cbrt (* (* x x) 2.0)))
  (cbrt (* (* x x) 2.0))
  (* (* (* (* x x) 2.0) (* (* x x) 2.0)) (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (sqrt (* (* x x) 2.0))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (* (* x x) 1)
  (* x 2.0)
  (+ (* (log x) 4) (log 2.0))
  (+ (* (log x) 4) (log 2.0))
  (+ (log (pow x 4)) (log 2.0))
  (log (* (pow x 4) 2.0))
  (exp (* (pow x 4) 2.0))
  (* (* (* (pow x 4) (pow x 4)) (pow x 4)) (* (* 2.0 2.0) 2.0))
  (* (cbrt (* (pow x 4) 2.0)) (cbrt (* (pow x 4) 2.0)))
  (cbrt (* (pow x 4) 2.0))
  (* (* (* (pow x 4) 2.0) (* (pow x 4) 2.0)) (* (pow x 4) 2.0))
  (sqrt (* (pow x 4) 2.0))
  (sqrt (* (pow x 4) 2.0))
  (* (pow (sqrt x) 4) (sqrt 2.0))
  (* (pow (sqrt x) 4) (sqrt 2.0))
  (* (sqrt (pow x 4)) (sqrt 2.0))
  (* (sqrt (pow x 4)) (sqrt 2.0))
  (* (pow x (/ 4 2)) (sqrt 2.0))
  (* (pow x (/ 4 2)) (sqrt 2.0))
  (* (pow x 4) (* (cbrt 2.0) (cbrt 2.0)))
  (* (pow x 4) (sqrt 2.0))
  (* (pow x 4) 1)
  (* (pow (cbrt x) 4) 2.0)
  (* (pow (sqrt x) 4) 2.0)
  (* (pow x 4) 2.0)
  (* (cbrt (pow x 4)) 2.0)
  (* (sqrt (pow x 4)) 2.0)
  (* (pow x 4) 2.0)
  (* (pow x (/ 4 2)) 2.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (* 4.0 (pow x 4))
  (* 4.0 (pow x 4))
  (* 4.0 (pow x 4))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 2))
  (* 2.0 (pow x 4))
  (* 2.0 (pow x 4))
  (* 2.0 (pow x 4))
0.563 * * [simplify]: iteration  0 :  411  enodes  (cost  793 )
0.572 * * [simplify]: iteration  1 :  2134  enodes  (cost  700 )
0.620 * * [simplify]: iteration  2 :  5001  enodes  (cost  682 )
0.624 * [simplify]: Simplified to:
   (log (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (log (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (exp (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (pow (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)) 3)
  (* (cbrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))) (cbrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))))
  (cbrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (pow (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)) 3)
  (sqrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (sqrt (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))
  (- (* 1.0 1.0) (* (* (pow x 4) 2.0) 2.0))
  (- (+ (* (* x x) 2.0) 1.0))
  0
  (/ (- (* 1.0 1.0) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))
  (/ (* (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))) (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (* (* x x) 2.0) 1.0)))
  (/ (* (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (* (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))))
  (/ (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (+ (* (* x x) 2.0) 1.0))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (cbrt (+ (* (* x x) 2.0) 1.0)))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))
  (/ (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))) (+ (* (* x x) 2.0) 1.0))
  (/ 1 (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (cbrt (+ (* (* x x) 2.0) 1.0)))
  (/ 1 (sqrt (+ (* (* x x) 2.0) 1.0)))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (sqrt (+ (* (* x x) 2.0) 1.0)))
  1
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0))
  (/ 1 (+ (* (* x x) 2.0) 1.0))
  (/ 1 (- (* 2.0 (pow x 2)) 1.0))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (* (cbrt (+ (* (* x x) 2.0) 1.0)) (cbrt (+ (* (* x x) 2.0) 1.0))))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (sqrt (+ (* (* x x) 2.0) 1.0)))
  (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))
  (/ (+ (* (* x x) 2.0) 1.0) (cbrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))))
  (/ (+ (* (* x x) 2.0) 1.0) (sqrt (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0))))
  (/ 1 (- (* 2.0 (pow x 2)) 1.0))
  (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (pow (* (* x x) 2.0) 3) (pow 1.0 3)))
  1
  (* (+ (* (* (* (pow x 4) 2.0) 2.0) (- (* (* (pow x 4) 2.0) 2.0) (- (* 1.0 1.0)))) (* (* 1.0 1.0) (* 1.0 1.0))) (+ (* (* x x) 2.0) 1.0))
  (* (+ (* (* x x) 2.0) 1.0) (- (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)))
  (* (* (pow x 4) 2.0) 2.0)
  (log (* (* (pow x 4) 2.0) 2.0))
  (log (* (* (pow x 4) 2.0) 2.0))
  (log (* (* (pow x 4) 2.0) 2.0))
  (log (* (* (pow x 4) 2.0) 2.0))
  (log (* (* (pow x 4) 2.0) 2.0))
  (exp (* (* (pow x 4) 2.0) 2.0))
  (pow (* (* x x) 2.0) 6)
  (pow (* (* x x) 2.0) 6)
  (* (cbrt (* (* (pow x 4) 2.0) 2.0)) (cbrt (* (* (pow x 4) 2.0) 2.0)))
  (cbrt (* (* (pow x 4) 2.0) 2.0))
  (pow (* (* x x) 2.0) 6)
  (fabs (* (* x x) 2.0))
  (fabs (* (* x x) 2.0))
  (* (* (pow x 4) 2.0) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* (pow x 4) 2.0) (sqrt 2.0))
  (* (pow x 4) 2.0)
  (* 2.0 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (log (* (* x x) 2.0))
  (exp (* (* x x) 2.0))
  (pow (* (* x x) 2.0) 3)
  (pow (* (* x x) 2.0) 3)
  (* (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))
  (* x (sqrt 2.0))
  (* x (sqrt 2.0))
  (* (* x x) (* (cbrt 2.0) (cbrt 2.0)))
  (* (* x x) (sqrt 2.0))
  (pow x 2)
  (* x 2.0)
  (log (* (pow x 4) 2.0))
  (log (* (pow x 4) 2.0))
  (log (* (pow x 4) 2.0))
  (log (* (pow x 4) 2.0))
  (exp (* (pow x 4) 2.0))
  (pow (* (pow x 4) 2.0) 3)
  (* (cbrt (* (pow x 4) 2.0)) (cbrt (* (pow x 4) 2.0)))
  (cbrt (* (pow x 4) 2.0))
  (pow (* (pow x 4) 2.0) 3)
  (sqrt (* (pow x 4) 2.0))
  (sqrt (* (pow x 4) 2.0))
  (* (* x x) (sqrt 2.0))
  (* (* x x) (sqrt 2.0))
  (* (sqrt (pow x 4)) (sqrt 2.0))
  (* (sqrt (pow x 4)) (sqrt 2.0))
  (* (* x x) (sqrt 2.0))
  (* (* x x) (sqrt 2.0))
  (* (pow x 4) (* (cbrt 2.0) (cbrt 2.0)))
  (* (pow x 4) (sqrt 2.0))
  (pow x 4)
  (* (pow (cbrt x) 4) 2.0)
  (* (* x x) 2.0)
  (* (pow x 4) 2.0)
  (* (cbrt (pow x 4)) 2.0)
  (* (sqrt (pow x 4)) 2.0)
  (* (pow x 4) 2.0)
  (* (* x x) 2.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (* 4.0 (pow x 4))
  (* 4.0 (pow x 4))
  (* 4.0 (pow x 4))
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (pow x 4) 2.0)
  (* (pow x 4) 2.0)
  (* (pow x 4) 2.0)
0.625 * * * [progress]: adding candidates to table
0.853 * [progress]: [Phase 3 of 3] Extracting.
0.854 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.854 * * * [regime-changes]: Trying 4 branch expressions: ((* x x) (* (* x x) 2.0) (- (* (* x x) 2.0) 1.0) x)
0.854 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.863 * * * * [regimes]: Trying to branch on (* (* x x) 2.0) from (#<alt (λ (x) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.872 * * * * [regimes]: Trying to branch on (- (* (* x x) 2.0) 1.0) from (#<alt (λ (x) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.881 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (+ (- (* 1.0 1.0)) (* (* (pow x 4) 2.0) 2.0)) (+ (* (* x x) 2.0) 1.0)))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.891 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.891 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.891 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.892 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.892 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
1.226 * [regime-testing]: Baseline error score: 0.001557623655286573
1.226 * [regime-testing]: Oracle error score: 0.0008751093886735842
1.227 * [regime-testing]: End program error score: 0.001557623655286573