23.854 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.011 * * * [progress]: [2/2] Setting up program.
0.013 * [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 )
0.018 * [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
0.038 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.038 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.038 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.038 * [taylor]: Taking taylor expansion of 2.0 in x
0.038 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.038 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.038 * [taylor]: Taking taylor expansion of 2.0 in x
0.038 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.038 * [taylor]: Taking taylor expansion of x in x
0.046 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.046 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.046 * [taylor]: Taking taylor expansion of 2.0 in x
0.046 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.046 * [taylor]: Taking taylor expansion of 2.0 in x
0.046 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.053 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.053 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of 2.0 in x
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.054 * [taylor]: Taking taylor expansion of 2.0 in x
0.054 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.061 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.061 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.061 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.061 * [taylor]: Taking taylor expansion of 2.0 in x
0.061 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.061 * [taylor]: Taking taylor expansion of 2.0 in x
0.061 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [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
0.077 * [taylor]: Taking taylor expansion of 1.0 in x
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
0.096 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.096 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.096 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.096 * [taylor]: Taking taylor expansion of 2.0 in x
0.096 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.096 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.096 * [taylor]: Taking taylor expansion of x in x
0.097 * [taylor]: Taking taylor expansion of 1.0 in x
0.097 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.097 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.097 * [taylor]: Taking taylor expansion of 2.0 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
0.097 * [taylor]: Taking taylor expansion of 1.0 in x
0.116 * * * [progress]: simplifying candidates
0.116 * [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)
0.120 * * [simplify]: iteration  0 :  148  enodes  (cost  151 )
0.123 * * [simplify]: iteration  1 :  571  enodes  (cost  133 )
0.135 * * [simplify]: iteration  2 :  2337  enodes  (cost  131 )
0.182 * * [simplify]: iteration  3 :  5002  enodes  (cost  131 )
0.183 * [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)
0.184 * * * [progress]: adding candidates to table
0.233 * * [progress]: iteration 2 / 4
0.233 * * * [progress]: picking best candidate
0.235 * * * * [pick]: Picked  #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>
0.235 * * * [progress]: localizing error
0.242 * * * [progress]: generating rewritten candidates
0.242 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1)
0.269 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
0.276 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
0.299 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
0.307 * * * [progress]: generating series expansions
0.307 * * * * [progress]: [ 1 / 4 ] generating series at (2 1)
0.307 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in (x) around 0
0.307 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 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
0.307 * [taylor]: Taking taylor expansion of 2.0 in x
0.307 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.307 * [taylor]: Taking taylor expansion of x in x
0.307 * [taylor]: Taking taylor expansion of 1.0 in x
0.309 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in x
0.309 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.309 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.309 * [taylor]: Taking taylor expansion of 2.0 in x
0.309 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.309 * [taylor]: Taking taylor expansion of x in x
0.309 * [taylor]: Taking taylor expansion of 1.0 in x
0.335 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.335 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.335 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.335 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.335 * [taylor]: Taking taylor expansion of 2.0 in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.336 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of 1.0 in x
0.337 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.337 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.337 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.337 * [taylor]: Taking taylor expansion of 2.0 in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.337 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of 1.0 in x
0.338 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.338 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.338 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.338 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.338 * [taylor]: Taking taylor expansion of 2.0 in x
0.338 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.339 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.339 * [taylor]: Taking taylor expansion of x in x
0.339 * [taylor]: Taking taylor expansion of 1.0 in x
0.340 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 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
0.341 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
0.341 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.341 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.341 * [taylor]: Taking taylor expansion of 2.0 in x
0.341 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.341 * [taylor]: Taking taylor expansion of x in x
0.341 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.341 * [taylor]: Taking taylor expansion of 2.0 in x
0.341 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.341 * [taylor]: Taking taylor expansion of x in x
0.349 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.349 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.349 * [taylor]: Taking taylor expansion of 2.0 in x
0.349 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.349 * [taylor]: Taking taylor expansion of x in x
0.350 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.350 * [taylor]: Taking taylor expansion of 2.0 in x
0.350 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.350 * [taylor]: Taking taylor expansion of x in x
0.357 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.357 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.357 * [taylor]: Taking taylor expansion of 2.0 in x
0.357 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.357 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.357 * [taylor]: Taking taylor expansion of 2.0 in x
0.357 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.364 * * * * [progress]: [ 3 / 4 ] generating series at (2)
0.364 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.365 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.365 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.365 * [taylor]: Taking taylor expansion of 2.0 in x
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of 1.0 in x
0.365 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.365 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.365 * [taylor]: Taking taylor expansion of 2.0 in x
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of 1.0 in x
0.377 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.377 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.377 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.377 * [taylor]: Taking taylor expansion of 2.0 in x
0.377 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.377 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.377 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 1.0 in x
0.378 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.378 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.378 * [taylor]: Taking taylor expansion of 2.0 in x
0.378 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.378 * [taylor]: Taking taylor expansion of 1.0 in x
0.397 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.397 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.397 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.397 * [taylor]: Taking taylor expansion of 2.0 in x
0.397 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.397 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.397 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of 1.0 in x
0.398 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.398 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.398 * [taylor]: Taking taylor expansion of 2.0 in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.398 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of 1.0 in x
0.419 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
0.420 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.420 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.420 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.420 * [taylor]: Taking taylor expansion of 2.0 in x
0.420 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.420 * [taylor]: Taking taylor expansion of x in x
0.420 * [taylor]: Taking taylor expansion of 1.0 in x
0.420 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.420 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.420 * [taylor]: Taking taylor expansion of 2.0 in x
0.420 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.420 * [taylor]: Taking taylor expansion of x in x
0.420 * [taylor]: Taking taylor expansion of 1.0 in x
0.432 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.432 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.432 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.432 * [taylor]: Taking taylor expansion of 2.0 in x
0.432 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.432 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.432 * [taylor]: Taking taylor expansion of x in x
0.432 * [taylor]: Taking taylor expansion of 1.0 in x
0.433 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.433 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.433 * [taylor]: Taking taylor expansion of 2.0 in x
0.433 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.433 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.433 * [taylor]: Taking taylor expansion of x in x
0.433 * [taylor]: Taking taylor expansion of 1.0 in x
0.452 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.452 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.452 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.452 * [taylor]: Taking taylor expansion of 2.0 in x
0.452 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.452 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.452 * [taylor]: Taking taylor expansion of x in x
0.452 * [taylor]: Taking taylor expansion of 1.0 in x
0.453 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.453 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.453 * [taylor]: Taking taylor expansion of 2.0 in x
0.453 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.453 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.453 * [taylor]: Taking taylor expansion of x in x
0.453 * [taylor]: Taking taylor expansion of 1.0 in x
0.471 * * * [progress]: simplifying candidates
0.472 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (exp (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0))))
  (exp (sqrt (- (* (* x x) 2.0) 1.0)))
  (exp 1)
  (exp (* (* x x) 2.0))
  (exp (- 1.0))
  (exp (* (* x x) 2.0))
  (exp (- 1.0))
  (exp (* (* x x) 2.0))
  (exp 1.0)
  (log (exp (- (* (* x x) 2.0) 1.0)))
  (exp (exp (- (* (* x x) 2.0) 1.0)))
  (* (cbrt (exp (- (* (* x x) 2.0) 1.0))) (cbrt (exp (- (* (* x x) 2.0) 1.0))))
  (cbrt (exp (- (* (* x x) 2.0) 1.0)))
  (* (* (exp (- (* (* x x) 2.0) 1.0)) (exp (- (* (* x x) 2.0) 1.0))) (exp (- (* (* x x) 2.0) 1.0)))
  (sqrt (exp (- (* (* x x) 2.0) 1.0)))
  (sqrt (exp (- (* (* x x) 2.0) 1.0)))
  (* (* 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 (exp (* (* x x) 2.0)))
  (log (exp (- 1.0)))
  (log (exp (* (* x x) 2.0)))
  (log (exp (- 1.0)))
  (log (* (cbrt (exp (- (* (* x x) 2.0) 1.0))) (cbrt (exp (- (* (* x x) 2.0) 1.0)))))
  (log (cbrt (exp (- (* (* x x) 2.0) 1.0))))
  (log (sqrt (exp (- (* (* x x) 2.0) 1.0))))
  (log (sqrt (exp (- (* (* x x) 2.0) 1.0))))
  (log 1)
  (log (exp (- (* (* x x) 2.0) 1.0)))
  (log (exp (* (* x x) 2.0)))
  (log (exp 1.0))
  (log (exp (- (* (* x x) 2.0) 1.0)))
  (log (exp (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0)))))
  (log (exp (sqrt (- (* (* x x) 2.0) 1.0))))
  (log (exp 1))
  (log (log (exp (- (* (* x x) 2.0) 1.0))))
  (exp (log (exp (- (* (* x x) 2.0) 1.0))))
  (* (cbrt (log (exp (- (* (* x x) 2.0) 1.0)))) (cbrt (log (exp (- (* (* x x) 2.0) 1.0)))))
  (cbrt (log (exp (- (* (* x x) 2.0) 1.0))))
  (* (* (log (exp (- (* (* x x) 2.0) 1.0))) (log (exp (- (* (* x x) 2.0) 1.0)))) (log (exp (- (* (* x x) 2.0) 1.0))))
  (sqrt (log (exp (- (* (* x x) 2.0) 1.0))))
  (sqrt (log (exp (- (* (* x x) 2.0) 1.0))))
  (/ (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) (exp (- 1.0)))) (+ (exp (- 1.0)) (* 2.0 (* (pow x 4) (exp (- 1.0))))))
  (exp (- (* 2.0 (pow x 2)) 1.0))
  (exp (- (* 2.0 (pow x 2)) 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)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
0.477 * * [simplify]: iteration  0 :  210  enodes  (cost  356 )
0.481 * * [simplify]: iteration  1 :  786  enodes  (cost  314 )
0.498 * * [simplify]: iteration  2 :  3319  enodes  (cost  310 )
0.577 * * [simplify]: iteration  3 :  5002  enodes  (cost  310 )
0.579 * [simplify]: Simplified to:
   (exp (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0))))
  (exp (sqrt (- (* (* x x) 2.0) 1.0)))
  E
  (exp (* (* x x) 2.0))
  (exp (- 1.0))
  (exp (* (* x x) 2.0))
  (exp (- 1.0))
  (exp (* (* x x) 2.0))
  (exp 1.0)
  (- (* (* x x) 2.0) 1.0)
  (exp (exp (- (* (* x x) 2.0) 1.0)))
  (* (cbrt (exp (- (* (* x x) 2.0) 1.0))) (cbrt (exp (- (* (* x x) 2.0) 1.0))))
  (cbrt (exp (- (* (* x x) 2.0) 1.0)))
  (pow (exp (- (* (* x x) 2.0) 1.0)) 3)
  (sqrt (exp (- (* (* x x) 2.0) 1.0)))
  (sqrt (exp (- (* (* x x) 2.0) 1.0)))
  (* (* 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)
  (* (* x x) 2.0)
  (- 1.0)
  (* (* x x) 2.0)
  (- 1.0)
  (* 2 (log (cbrt (exp (- (* (* x x) 2.0) 1.0)))))
  (log (cbrt (exp (- (* (* x x) 2.0) 1.0))))
  (log (sqrt (exp (- (* (* x x) 2.0) 1.0))))
  (log (sqrt (exp (- (* (* x x) 2.0) 1.0))))
  0
  (- (* (* x x) 2.0) 1.0)
  (* (* x x) 2.0)
  1.0
  (- (* (* x x) 2.0) 1.0)
  (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0)))
  (sqrt (- (* (* x x) 2.0) 1.0))
  1
  (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 (- (* (* x x) 2.0) 1.0) 3)
  (sqrt (- (* (* x x) 2.0) 1.0))
  (sqrt (- (* (* x x) 2.0) 1.0))
  (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 (- (* (* x x) 2.0) 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)) (* (* 2.0 2.0) (pow x 4)))
  (+ (* (* x x) 2.0) 1.0)
  (- 1.0)
  (* (exp (- 1.0)) (+ (+ (* (* x x) 2.0) 1) (* 2.0 (pow x 4))))
  (exp (- (* (* x x) 2.0) 1.0))
  (exp (- (* (* x x) 2.0) 1.0))
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (* (* x x) 2.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
0.580 * * * [progress]: adding candidates to table
0.699 * [progress]: [Phase 3 of 3] Extracting.
0.699 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>)
0.699 * * * [regime-changes]: Trying 4 branch expressions: ((* x x) (* (* x x) 2.0) (- (* (* x x) 2.0) 1.0) x)
0.699 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>)
0.707 * * * * [regimes]: Trying to branch on (* (* x x) 2.0) from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>)
0.716 * * * * [regimes]: Trying to branch on (- (* (* x x) 2.0) 1.0) from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>)
0.727 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>)
0.736 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.736 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.737 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.737 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.737 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
1.093 * [regime-testing]: Baseline error score: 0.001375171896487061
1.094 * [regime-testing]: Oracle error score: 0.0011251406425803225
1.095 * [regime-testing]: End program error score: 0.001375171896487061