14.815 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.012 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.017 * * [simplify]: iteration  0 :  12  enodes  (cost  3 )
0.018 * * [simplify]: iteration  1 :  18  enodes  (cost  3 )
0.019 * * [simplify]: iteration  2 :  19  enodes  (cost  3 )
0.020 * * [simplify]: iteration  3 :  19  enodes  (cost  3 )
0.021 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
0.021 * * [progress]: iteration 1 / 4
0.021 * * * [progress]: picking best candidate
0.022 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.022 * * * [progress]: localizing error
0.026 * * * [progress]: generating rewritten candidates
0.026 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.032 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.039 * * * [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
0.042 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.042 * [taylor]: Taking taylor expansion of 2.0 in x
0.042 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.051 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.051 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.051 * [taylor]: Taking taylor expansion of 2.0 in x
0.051 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.051 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.051 * [taylor]: Taking taylor expansion of 2.0 in x
0.051 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.051 * [taylor]: Taking taylor expansion of x in x
0.058 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.058 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.058 * [taylor]: Taking taylor expansion of 2.0 in x
0.058 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.058 * [taylor]: Taking taylor expansion of x in x
0.059 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.059 * [taylor]: Taking taylor expansion of 2.0 in x
0.059 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.059 * [taylor]: Taking taylor expansion of x in x
0.066 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.067 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.067 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.067 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 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 1.0 in x
0.067 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.067 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.067 * [taylor]: Taking taylor expansion of 2.0 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 1.0 in x
0.079 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.079 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.079 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.079 * [taylor]: Taking taylor expansion of 2.0 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 1.0 in x
0.080 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.080 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.080 * [taylor]: Taking taylor expansion of 2.0 in x
0.080 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.080 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.080 * [taylor]: Taking taylor expansion of x in x
0.080 * [taylor]: Taking taylor expansion of 1.0 in x
0.099 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.099 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.099 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.099 * [taylor]: Taking taylor expansion of 2.0 in x
0.099 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.099 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.099 * [taylor]: Taking taylor expansion of x in x
0.100 * [taylor]: Taking taylor expansion of 1.0 in x
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
0.100 * [taylor]: Taking taylor expansion of 1.0 in x
0.122 * * * [progress]: simplifying candidates
0.123 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 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)
  (fma (* x x) 2.0 (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (* x x) 2.0 (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (* x x) 2.0 (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (expm1 (- (* (* x x) 2.0) 1.0))
  (log1p (- (* (* x x) 2.0) 1.0))
  (- 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))
  (* 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)
0.127 * * [simplify]: iteration  0 :  192  enodes  (cost  194 )
0.131 * * [simplify]: iteration  1 :  774  enodes  (cost  160 )
0.149 * * [simplify]: iteration  2 :  3831  enodes  (cost  154 )
0.231 * * [simplify]: iteration  3 :  5001  enodes  (cost  154 )
0.232 * [simplify]: Simplified to:
   (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 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)
  (- (* (* x x) 2.0) 1.0)
  (- 1.0 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- 1.0 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- 1.0 1.0)
  (expm1 (- (* (* x x) 2.0) 1.0))
  (log1p (- (* (* x x) 2.0) 1.0))
  (- 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))
  (fma (* 2.0 2.0) (pow x 4) (* 1.0 (fma (* x x) 2.0 1.0)))
  (- 1.0)
  (fma (* 2.0 2.0) (pow x 4) (- (* 1.0 1.0)))
  (fma (* x x) 2.0 1.0)
  (- 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)
0.233 * * * [progress]: adding candidates to table
0.275 * * [progress]: iteration 2 / 4
0.275 * * * [progress]: picking best candidate
0.276 * * * * [pick]: Picked  #<alt (λ (x) (exp (log (- (* (* x x) 2.0) 1.0))))>
0.276 * * * [progress]: localizing error
0.283 * * * [progress]: generating rewritten candidates
0.283 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.290 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1 1)
0.298 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1)
0.305 * * * [progress]: generating series expansions
0.305 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.306 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
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
0.306 * [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
0.318 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.318 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.318 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.318 * [taylor]: Taking taylor expansion of 2.0 in x
0.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of 1.0 in x
0.319 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.319 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.319 * [taylor]: Taking taylor expansion of 2.0 in x
0.319 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.319 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of 1.0 in x
0.338 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.339 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.339 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.339 * [taylor]: Taking taylor expansion of 2.0 in x
0.339 * [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
0.339 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.339 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.339 * [taylor]: Taking taylor expansion of 2.0 in x
0.339 * [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
0.340 * [taylor]: Taking taylor expansion of 1.0 in x
0.359 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1 1)
0.359 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.359 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.359 * [taylor]: Taking taylor expansion of 2.0 in x
0.359 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.359 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.359 * [taylor]: Taking taylor expansion of 2.0 in x
0.359 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.359 * [taylor]: Taking taylor expansion of x in x
0.366 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.366 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.366 * [taylor]: Taking taylor expansion of 2.0 in x
0.366 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.366 * [taylor]: Taking taylor expansion of x in x
0.367 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.367 * [taylor]: Taking taylor expansion of 2.0 in x
0.367 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.367 * [taylor]: Taking taylor expansion of x in x
0.377 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.378 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of 2.0 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 (/ 2.0 (pow x 2)) in x
0.378 * [taylor]: Taking taylor expansion of 2.0 in x
0.378 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.378 * [taylor]: Taking taylor expansion of x in x
0.386 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 1)
0.386 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.386 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.386 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.386 * [taylor]: Taking taylor expansion of 2.0 in x
0.386 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.386 * [taylor]: Taking taylor expansion of x in x
0.386 * [taylor]: Taking taylor expansion of 1.0 in x
0.386 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.386 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.386 * [taylor]: Taking taylor expansion of 2.0 in x
0.387 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.387 * [taylor]: Taking taylor expansion of x in x
0.387 * [taylor]: Taking taylor expansion of 1.0 in x
0.399 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
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
0.399 * [taylor]: Taking taylor expansion of 1.0 in x
0.400 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.400 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.400 * [taylor]: Taking taylor expansion of 2.0 in x
0.400 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.400 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.400 * [taylor]: Taking taylor expansion of x in x
0.400 * [taylor]: Taking taylor expansion of 1.0 in x
0.419 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.419 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.419 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.419 * [taylor]: Taking taylor expansion of 2.0 in x
0.419 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.419 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.419 * [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 (/ 1 (pow x 2))) 1.0) in x
0.420 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.420 * [taylor]: Taking taylor expansion of 2.0 in x
0.420 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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
0.440 * * * [progress]: simplifying candidates
0.440 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (exp (log (- (* (* x x) 2.0) 1.0))))
  (log1p (exp (log (- (* (* x x) 2.0) 1.0))))
  (exp 1)
  (exp (* (cbrt (log (- (* (* x x) 2.0) 1.0))) (cbrt (log (- (* (* x x) 2.0) 1.0)))))
  (exp (sqrt (log (- (* (* x x) 2.0) 1.0))))
  (exp 1)
  (exp (log (* (cbrt (- (* (* x x) 2.0) 1.0)) (cbrt (- (* (* x x) 2.0) 1.0)))))
  (exp (log (cbrt (- (* (* x x) 2.0) 1.0))))
  (exp (log (sqrt (- (* (* x x) 2.0) 1.0))))
  (exp (log (sqrt (- (* (* x x) 2.0) 1.0))))
  (exp (log 1))
  (exp (log (- (* (* x x) 2.0) 1.0)))
  (exp (log (- (pow (* (* x x) 2.0) 3) (pow 1.0 3))))
  (exp (log (+ (* (* (* x x) 2.0) (* (* x x) 2.0)) (+ (* 1.0 1.0) (* (* (* x x) 2.0) 1.0)))))
  (exp (log (- (* (* (* x x) 2.0) (* (* x x) 2.0)) (* 1.0 1.0))))
  (exp (log (+ (* (* x x) 2.0) 1.0)))
  (log (exp (log (- (* (* x x) 2.0) 1.0))))
  (exp (exp (log (- (* (* x x) 2.0) 1.0))))
  (* (cbrt (exp (log (- (* (* x x) 2.0) 1.0)))) (cbrt (exp (log (- (* (* x x) 2.0) 1.0)))))
  (cbrt (exp (log (- (* (* x x) 2.0) 1.0))))
  (* (* (exp (log (- (* (* x x) 2.0) 1.0))) (exp (log (- (* (* x x) 2.0) 1.0)))) (exp (log (- (* (* x x) 2.0) 1.0))))
  (sqrt (exp (log (- (* (* x x) 2.0) 1.0))))
  (sqrt (exp (log (- (* (* x x) 2.0) 1.0))))
  (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 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)
  (fma (* x x) 2.0 (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (* x x) 2.0 (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (* x x) 2.0 (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (expm1 (- (* (* x x) 2.0) 1.0))
  (log1p (- (* (* x x) 2.0) 1.0))
  (- 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)) 1.0)
  (- (* 2.0 (pow x 2)) 1.0)
  (- (* 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)
0.445 * * [simplify]: iteration  0 :  231  enodes  (cost  315 )
0.450 * * [simplify]: iteration  1 :  829  enodes  (cost  273 )
0.469 * * [simplify]: iteration  2 :  3918  enodes  (cost  258 )
0.553 * * [simplify]: iteration  3 :  5001  enodes  (cost  252 )
0.555 * [simplify]: Simplified to:
   (expm1 (- (* (* x x) 2.0) 1.0))
  (log1p (- (* (* x x) 2.0) 1.0))
  E
  (exp (* (cbrt (log (- (* (* x x) 2.0) 1.0))) (cbrt (log (- (* (* x x) 2.0) 1.0)))))
  (exp (sqrt (log (- (* (* x x) 2.0) 1.0))))
  E
  (pow (cbrt (- (* (* x x) 2.0) 1.0)) 2)
  (cbrt (- (* (* x x) 2.0) 1.0))
  (sqrt (- (* (* x x) 2.0) 1.0))
  (sqrt (- (* (* x x) 2.0) 1.0))
  1
  (- (* (* x x) 2.0) 1.0)
  (- (pow (* (* x x) 2.0) 3) (pow 1.0 3))
  (fma (* 2.0 2.0) (pow x 4) (* 1.0 (fma (* x x) 2.0 1.0)))
  (fma (* 2.0 2.0) (pow x 4) (- (* 1.0 1.0)))
  (fma (* x x) 2.0 1.0)
  (log (- (* (* x x) 2.0) 1.0))
  (exp (- (* (* x x) 2.0) 1.0))
  (pow (cbrt (- (* (* x x) 2.0) 1.0)) 2)
  (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))
  (expm1 (* (* x x) 2.0))
  (log1p (* (* x x) 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)
  (- (* (* x x) 2.0) 1.0)
  (- 1.0 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- 1.0 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- 1.0 1.0)
  (expm1 (- (* (* x x) 2.0) 1.0))
  (log1p (- (* (* x x) 2.0) 1.0))
  (- 1.0)
  (exp (- (* (* x x) 2.0) 1.0))
  (log (- (* (* x x) 2.0) 1.0))
  (exp (- (* (* x x) 2.0) 1.0))
  (pow (cbrt (- (* (* x x) 2.0) 1.0)) 2)
  (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))
  (fma (* 2.0 2.0) (pow x 4) (* 1.0 (fma (* x x) 2.0 1.0)))
  (- 1.0)
  (fma (* 2.0 2.0) (pow x 4) (- (* 1.0 1.0)))
  (fma (* x x) 2.0 1.0)
  (- 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
  (- (* (* x x) 2.0) 1.0)
  (* (* x x) 2.0)
  (* (* 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)
0.556 * * * [progress]: adding candidates to table
0.649 * [progress]: [Phase 3 of 3] Extracting.
0.650 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (exp (log (- (* (* x x) 2.0) 1.0))))>)
0.650 * * * [regime-changes]: Trying 4 branch expressions: ((* x x) (* (* x x) 2.0) (- (* (* x x) 2.0) 1.0) x)
0.650 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (exp (log (- (* (* x x) 2.0) 1.0))))>)
0.658 * * * * [regimes]: Trying to branch on (* (* x x) 2.0) from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (exp (log (- (* (* x x) 2.0) 1.0))))>)
0.667 * * * * [regimes]: Trying to branch on (- (* (* x x) 2.0) 1.0) from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (exp (log (- (* (* x x) 2.0) 1.0))))>)
0.676 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (exp (log (- (* (* x x) 2.0) 1.0))))>)
0.687 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.687 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.688 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.688 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.688 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
1.076 * [regime-testing]: Baseline error score: 0.0011982700963521886
1.076 * [regime-testing]: Oracle error score: 0.0008751093886735842
1.077 * [regime-testing]: End program error score: 0.0011982700963521886