24.564 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.018 * * [simplify]: iteration  0 :  12  enodes  (cost  3 )
0.019 * * [simplify]: iteration  1 :  18  enodes  (cost  3 )
0.020 * * [simplify]: iteration  2 :  19  enodes  (cost  3 )
0.022 * * [simplify]: iteration  3 :  19  enodes  (cost  3 )
0.022 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
0.022 * * [progress]: iteration 1 / 4
0.022 * * * [progress]: picking best candidate
0.023 * * * * [pick]: Picked  #<alt (λ (x) (- (* (* x x) 2.0) 1.0))>
0.023 * * * [progress]: localizing error
0.027 * * * [progress]: generating rewritten candidates
0.027 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.035 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.044 * * * [progress]: generating series expansions
0.044 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.044 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.044 * [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
0.045 * [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
0.053 * [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
0.062 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.062 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.062 * [taylor]: Taking taylor expansion of 2.0 in x
0.062 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.062 * [taylor]: Taking taylor expansion of 2.0 in x
0.062 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.070 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.070 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.070 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.070 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.070 * [taylor]: Taking taylor expansion of 2.0 in x
0.070 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.070 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.070 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.070 * [taylor]: Taking taylor expansion of 2.0 in x
0.070 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.070 * [taylor]: Taking taylor expansion of x in x
0.070 * [taylor]: Taking taylor expansion of 1.0 in x
0.083 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.083 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.083 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.083 * [taylor]: Taking taylor expansion of 2.0 in x
0.083 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.083 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.083 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of 1.0 in x
0.084 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.084 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.084 * [taylor]: Taking taylor expansion of 2.0 in x
0.084 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.084 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.084 * [taylor]: Taking taylor expansion of x in x
0.084 * [taylor]: Taking taylor expansion of 1.0 in x
0.108 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.108 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.108 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.108 * [taylor]: Taking taylor expansion of 2.0 in x
0.108 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.108 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.108 * [taylor]: Taking taylor expansion of x in x
0.109 * [taylor]: Taking taylor expansion of 1.0 in x
0.109 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.109 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.109 * [taylor]: Taking taylor expansion of 2.0 in x
0.109 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.109 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.109 * [taylor]: Taking taylor expansion of 1.0 in x
0.129 * * * [progress]: simplifying candidates
0.130 * [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)
0.133 * * [simplify]: iteration  0 :  192  enodes  (cost  194 )
0.138 * * [simplify]: iteration  1 :  774  enodes  (cost  160 )
0.156 * * [simplify]: iteration  2 :  3831  enodes  (cost  154 )
0.239 * * [simplify]: iteration  3 :  5001  enodes  (cost  154 )
0.241 * [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)
0.241 * * * [progress]: adding candidates to table
0.306 * * [progress]: iteration 2 / 4
0.306 * * * [progress]: picking best candidate
0.307 * * * * [pick]: Picked  #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>
0.307 * * * [progress]: localizing error
0.318 * * * [progress]: generating rewritten candidates
0.318 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1)
0.345 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1 1)
0.353 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
0.378 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
0.388 * * * [progress]: generating series expansions
0.388 * * * * [progress]: [ 1 / 4 ] generating series at (2 1)
0.389 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in (x) around 0
0.389 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in x
0.389 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.389 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.389 * [taylor]: Taking taylor expansion of 2.0 in x
0.389 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.389 * [taylor]: Taking taylor expansion of x in x
0.389 * [taylor]: Taking taylor expansion of 1.0 in x
0.391 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (pow x 2)) 1.0)) in x
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
0.391 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of 1.0 in x
0.418 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.418 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.418 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.418 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.418 * [taylor]: Taking taylor expansion of 2.0 in x
0.418 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.418 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.418 * [taylor]: Taking taylor expansion of x in x
0.419 * [taylor]: Taking taylor expansion of 1.0 in x
0.420 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 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
0.421 * [approximate]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in (x) around 0
0.421 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.421 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.421 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.421 * [taylor]: Taking taylor expansion of 2.0 in x
0.421 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.421 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.422 * [taylor]: Taking taylor expansion of x in x
0.422 * [taylor]: Taking taylor expansion of 1.0 in x
0.423 * [taylor]: Taking taylor expansion of (exp (- (* 2.0 (/ 1 (pow x 2))) 1.0)) in x
0.423 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.423 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.423 * [taylor]: Taking taylor expansion of 2.0 in x
0.423 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.423 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.423 * [taylor]: Taking taylor expansion of x in x
0.423 * [taylor]: Taking taylor expansion of 1.0 in x
0.424 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1 1)
0.424 * [approximate]: Taking taylor expansion of (* 2.0 (pow x 2)) in (x) around 0
0.424 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.424 * [taylor]: Taking taylor expansion of 2.0 in x
0.424 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.424 * [taylor]: Taking taylor expansion of x in x
0.425 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.425 * [taylor]: Taking taylor expansion of 2.0 in x
0.425 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.425 * [taylor]: Taking taylor expansion of x in x
0.432 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.432 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.432 * [taylor]: Taking taylor expansion of 2.0 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 (/ 2.0 (pow x 2)) in x
0.433 * [taylor]: Taking taylor expansion of 2.0 in x
0.433 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.433 * [taylor]: Taking taylor expansion of x in x
0.441 * [approximate]: Taking taylor expansion of (/ 2.0 (pow x 2)) in (x) around 0
0.441 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.441 * [taylor]: Taking taylor expansion of 2.0 in x
0.441 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (/ 2.0 (pow x 2)) in x
0.441 * [taylor]: Taking taylor expansion of 2.0 in x
0.441 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.448 * * * * [progress]: [ 3 / 4 ] generating series at (2)
0.449 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.449 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.449 * [taylor]: Taking taylor expansion of 2.0 in x
0.449 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [taylor]: Taking taylor expansion of 1.0 in x
0.449 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.449 * [taylor]: Taking taylor expansion of 2.0 in x
0.449 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [taylor]: Taking taylor expansion of 1.0 in x
0.461 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.462 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.462 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.462 * [taylor]: Taking taylor expansion of 2.0 in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.462 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.462 * [taylor]: Taking taylor expansion of x in x
0.462 * [taylor]: Taking taylor expansion of 1.0 in x
0.462 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.462 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.462 * [taylor]: Taking taylor expansion of 2.0 in x
0.462 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.462 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.462 * [taylor]: Taking taylor expansion of x in x
0.463 * [taylor]: Taking taylor expansion of 1.0 in x
0.487 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.487 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.487 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.487 * [taylor]: Taking taylor expansion of 2.0 in x
0.487 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.487 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.487 * [taylor]: Taking taylor expansion of x in x
0.487 * [taylor]: Taking taylor expansion of 1.0 in x
0.487 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.488 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.488 * [taylor]: Taking taylor expansion of 2.0 in x
0.488 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.488 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.488 * [taylor]: Taking taylor expansion of x in x
0.488 * [taylor]: Taking taylor expansion of 1.0 in x
0.507 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
0.507 * [approximate]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in (x) around 0
0.507 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.507 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.507 * [taylor]: Taking taylor expansion of 2.0 in x
0.507 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.507 * [taylor]: Taking taylor expansion of x in x
0.507 * [taylor]: Taking taylor expansion of 1.0 in x
0.507 * [taylor]: Taking taylor expansion of (- (* 2.0 (pow x 2)) 1.0) in x
0.507 * [taylor]: Taking taylor expansion of (* 2.0 (pow x 2)) in x
0.508 * [taylor]: Taking taylor expansion of 2.0 in x
0.508 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.508 * [taylor]: Taking taylor expansion of x in x
0.508 * [taylor]: Taking taylor expansion of 1.0 in x
0.520 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.520 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.520 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.520 * [taylor]: Taking taylor expansion of 2.0 in x
0.520 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.520 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.520 * [taylor]: Taking taylor expansion of x in x
0.521 * [taylor]: Taking taylor expansion of 1.0 in x
0.521 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.521 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.521 * [taylor]: Taking taylor expansion of 2.0 in x
0.521 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.521 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.521 * [taylor]: Taking taylor expansion of x in x
0.521 * [taylor]: Taking taylor expansion of 1.0 in x
0.540 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in (x) around 0
0.541 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.541 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.541 * [taylor]: Taking taylor expansion of 2.0 in x
0.541 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.541 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.541 * [taylor]: Taking taylor expansion of x in x
0.541 * [taylor]: Taking taylor expansion of 1.0 in x
0.541 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (pow x 2))) 1.0) in x
0.541 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow x 2))) in x
0.541 * [taylor]: Taking taylor expansion of 2.0 in x
0.541 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.541 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.541 * [taylor]: Taking taylor expansion of x in x
0.542 * [taylor]: Taking taylor expansion of 1.0 in x
0.566 * * * [progress]: simplifying candidates
0.567 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (exp (- (* (* x x) 2.0) 1.0)))
  (log1p (exp (- (* (* x x) 2.0) 1.0)))
  (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 (fma (* x x) 2.0 (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))))
  (exp (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (exp (fma (* x x) 2.0 (- (* (sqrt 1.0) (sqrt 1.0)))))
  (exp (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0))))
  (exp (fma (* x x) 2.0 (- (* 1.0 1))))
  (exp (fma (- 1.0) 1 (* 1.0 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)))
  (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)
  (expm1 (log (exp (- (* (* x x) 2.0) 1.0))))
  (log1p (log (exp (- (* (* x x) 2.0) 1.0))))
  (log (exp (fma (* x x) 2.0 (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))))
  (log (exp (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))))
  (log (exp (fma (* x x) 2.0 (- (* (sqrt 1.0) (sqrt 1.0))))))
  (log (exp (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))))
  (log (exp (fma (* x x) 2.0 (- (* 1.0 1)))))
  (log (exp (fma (- 1.0) 1 (* 1.0 1))))
  (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))))
  (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) (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)
0.572 * * [simplify]: iteration  0 :  272  enodes  (cost  484 )
0.578 * * [simplify]: iteration  1 :  1009  enodes  (cost  397 )
0.601 * * [simplify]: iteration  2 :  4988  enodes  (cost  368 )
0.741 * * [simplify]: iteration  3 :  5001  enodes  (cost  368 )
0.744 * [simplify]: Simplified to:
   (expm1 (exp (- (* (* x x) 2.0) 1.0)))
  (log1p (exp (- (* (* x x) 2.0) 1.0)))
  (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) 1.0))
  1
  (exp (- (* (* x x) 2.0) 1.0))
  1
  (exp (- (* (* x x) 2.0) 1.0))
  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)
  (- (* (* 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)))
  (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)
  (expm1 (- (* (* x x) 2.0) 1.0))
  (log1p (- (* (* x x) 2.0) 1.0))
  (- (* (* x x) 2.0) 1.0)
  0
  (- (* (* x x) 2.0) 1.0)
  0
  (- (* (* x x) 2.0) 1.0)
  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))
  (- (* (* x x) 2.0) 1.0)
  0
  (- (* (* x x) 2.0) 1.0)
  0
  (- (* (* x x) 2.0) 1.0)
  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 (pow x 4) (* 2.0 2.0) (- (* 1.0 1.0)))
  (fma (* x x) 2.0 1.0)
  (- 1.0)
  (* (exp (- 1.0)) (+ (* (* x x) 2.0) (fma 2.0 (pow x 4) 1)))
  (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)
0.744 * * * [progress]: adding candidates to table
0.900 * [progress]: [Phase 3 of 3] Extracting.
0.900 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (* (* x x) 2.0) 1.0))> #<alt (λ (x) (log (exp (- (* (* x x) 2.0) 1.0))))>)
0.900 * * * [regime-changes]: Trying 4 branch expressions: ((* x x) (* (* x x) 2.0) (- (* (* x x) 2.0) 1.0) x)
0.900 * * * * [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))))>)
0.909 * * * * [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))))>)
0.918 * * * * [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))))>)
0.927 * * * * [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))))>)
0.939 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.940 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (* (* x x) 2.0) 1.0)
0.940 * * [simplify]: iteration  0 :  7  enodes  (cost  3 )
0.940 * * [simplify]: iteration  1 :  7  enodes  (cost  3 )
0.940 * [simplify]: Simplified to:
   (- (* (* x x) 2.0) 1.0)
1.279 * [regime-testing]: Baseline error score: 0.001375171896487061
1.280 * [regime-testing]: Oracle error score: 0.0011251406425803225
1.280 * [regime-testing]: End program error score: 0.001375171896487061