4.339 * [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)
0.016 * * [simplify]: iteration  0 :  11  enodes  (cost  3 )
0.017 * * [simplify]: iteration  1 :  15  enodes  (cost  3 )
0.018 * * [simplify]: iteration  2 :  15  enodes  (cost  3 )
0.019 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
0.019 * * [progress]: iteration 1 / 4
0.019 * * * [progress]: picking best candidate
0.020 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.020 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.025 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.030 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.037 * * * [progress]: generating series expansions
0.037 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.037 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.037 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.037 * [taylor]: Taking taylor expansion of 2.0 in x
0.037 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.037 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.037 * [taylor]: Taking taylor expansion of 2.0 in x
0.037 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.037 * [taylor]: Taking taylor expansion of x in x
0.045 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.045 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.045 * [taylor]: Taking taylor expansion of 2.0 in x
0.045 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.045 * [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
0.053 * [taylor]: Taking taylor expansion of 2.0 in x
0.053 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.053 * [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
0.065 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.065 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.065 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in x
0.065 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.065 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.065 * [taylor]: Taking taylor expansion of 2.0 in x
0.065 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.078 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
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
0.079 * [taylor]: Taking taylor expansion of 1.0 in x
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
0.079 * [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
0.099 * [taylor]: Taking taylor expansion of 1.0 in x
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
0.119 * * * [progress]: simplifying candidates
0.119 * [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)
0.122 * * [simplify]: iteration  0 :  148  enodes  (cost  151 )
0.126 * * [simplify]: iteration  1 :  571  enodes  (cost  133 )
0.138 * * [simplify]: iteration  2 :  2337  enodes  (cost  131 )
0.188 * * [simplify]: iteration  3 :  5002  enodes  (cost  131 )
0.189 * [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)
0.189 * * * [progress]: adding candidates to table
0.244 * * [progress]: iteration 2 / 4
0.244 * * * [progress]: picking best candidate
0.246 * * * * [pick]: Picked  #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>
0.246 * * * [progress]: localizing error
0.253 * * * [progress]: generating rewritten candidates
0.253 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1)
0.260 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
0.265 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
0.271 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
0.277 * * * [progress]: generating series expansions
0.277 * * * * [progress]: [ 1 / 4 ] generating series at (2 1)
0.278 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in (x) around 0
0.278 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in x
0.278 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.278 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.278 * [taylor]: Taking taylor expansion of 2.0 in x
0.278 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.278 * [taylor]: Taking taylor expansion of x in x
0.278 * [taylor]: Taking taylor expansion of 1.0 in x
0.279 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in x
0.279 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.279 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.279 * [taylor]: Taking taylor expansion of 2.0 in x
0.279 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.279 * [taylor]: Taking taylor expansion of x in x
0.279 * [taylor]: Taking taylor expansion of 1.0 in x
0.303 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.303 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.303 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.303 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.303 * [taylor]: Taking taylor expansion of 2.0 in x
0.303 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.303 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.303 * [taylor]: Taking taylor expansion of x in x
0.304 * [taylor]: Taking taylor expansion of 1.0 in x
0.304 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.304 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.304 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.304 * [taylor]: Taking taylor expansion of 2.0 in x
0.304 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.304 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.304 * [taylor]: Taking taylor expansion of x in x
0.305 * [taylor]: Taking taylor expansion of 1.0 in x
0.306 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.306 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.306 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.306 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.306 * [taylor]: Taking taylor expansion of 2.0 in x
0.306 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.306 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.306 * [taylor]: Taking taylor expansion of x in x
0.307 * [taylor]: Taking taylor expansion of 1.0 in x
0.307 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.307 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.307 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.307 * [taylor]: Taking taylor expansion of 2.0 in x
0.307 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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
0.309 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
0.309 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
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 (* 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
0.317 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.317 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.317 * [taylor]: Taking taylor expansion of 2.0 in x
0.317 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.317 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.318 * [taylor]: Taking taylor expansion of 2.0 in x
0.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.318 * [taylor]: Taking taylor expansion of x in x
0.329 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.329 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.329 * [taylor]: Taking taylor expansion of 2.0 in x
0.329 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.329 * [taylor]: Taking taylor expansion of x in x
0.330 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.330 * [taylor]: Taking taylor expansion of 2.0 in x
0.330 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.330 * [taylor]: Taking taylor expansion of x in x
0.337 * * * * [progress]: [ 3 / 4 ] generating series at (2)
0.337 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.337 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.337 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.337 * [taylor]: Taking taylor expansion of 2.0 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
0.337 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.337 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.337 * [taylor]: Taking taylor expansion of 2.0 in x
0.337 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.338 * [taylor]: Taking taylor expansion of x in x
0.338 * [taylor]: Taking taylor expansion of 1.0 in x
0.350 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.350 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.350 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.350 * [taylor]: Taking taylor expansion of 2.0 in x
0.350 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.350 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.350 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of 1.0 in x
0.351 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.351 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.351 * [taylor]: Taking taylor expansion of 2.0 in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.351 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of 1.0 in x
0.371 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.371 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.371 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.371 * [taylor]: Taking taylor expansion of 2.0 in x
0.371 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.371 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.371 * [taylor]: Taking taylor expansion of x in x
0.371 * [taylor]: Taking taylor expansion of 1.0 in x
0.371 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.371 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.372 * [taylor]: Taking taylor expansion of 2.0 in x
0.372 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.372 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.372 * [taylor]: Taking taylor expansion of x in x
0.372 * [taylor]: Taking taylor expansion of 1.0 in x
0.391 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
0.391 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.391 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.391 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.391 * [taylor]: Taking taylor expansion of 2.0 in x
0.392 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of 1.0 in x
0.392 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.392 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.392 * [taylor]: Taking taylor expansion of 2.0 in x
0.392 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of 1.0 in x
0.409 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.409 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.409 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.409 * [taylor]: Taking taylor expansion of 2.0 in x
0.409 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.409 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.409 * [taylor]: Taking taylor expansion of x in x
0.410 * [taylor]: Taking taylor expansion of 1.0 in x
0.410 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.410 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.410 * [taylor]: Taking taylor expansion of 2.0 in x
0.410 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.410 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.410 * [taylor]: Taking taylor expansion of x in x
0.410 * [taylor]: Taking taylor expansion of 1.0 in x
0.431 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.431 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.431 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.431 * [taylor]: Taking taylor expansion of 2.0 in x
0.431 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.431 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.431 * [taylor]: Taking taylor expansion of x in x
0.432 * [taylor]: Taking taylor expansion of 1.0 in x
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
0.433 * [taylor]: Taking taylor expansion of 1.0 in x
0.452 * * * [progress]: simplifying candidates
0.453 * [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)
0.457 * * [simplify]: iteration  0 :  210  enodes  (cost  356 )
0.462 * * [simplify]: iteration  1 :  786  enodes  (cost  314 )
0.480 * * [simplify]: iteration  2 :  3319  enodes  (cost  310 )
0.562 * * [simplify]: iteration  3 :  5002  enodes  (cost  310 )
0.564 * [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)
0.564 * * * [progress]: adding candidates to table
0.857 * [progress]: [Phase 3 of 3] Extracting.
0.857 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.858 * * * [regime-changes]: Trying 4 branch expressions: ((* x x) (* (* x x) 2.0) (- (* (* x x) 2.0) 1.0) x)
0.858 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.866 * * * * [regimes]: Trying to branch on (* (* x x) 2.0) from (#<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.875 * * * * [regimes]: Trying to branch on (- (* (* x x) 2.0) 1.0) from (#<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.883 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))> #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>)
0.895 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.895 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.896 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.896 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.896 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
1.247 * [regime-testing]: Baseline error score: 0.001375171896487061
1.248 * [regime-testing]: Oracle error score: 0.0011251406425803225
1.249 * [regime-testing]: End program error score: 0.001375171896487061