4.046 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.015 * [progress]: [Phase 2 of 3] Improving.
0.015 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ x (- 1.0 x))
0.017 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.019 * * [simplify]: iteration  1 :  7  enodes  (cost  2 )
0.020 * * [simplify]: iteration  2 :  7  enodes  (cost  2 )
0.020 * [simplify]: Simplified to:
   (/ x (- 1.0 x))
0.020 * * [progress]: iteration 1 / 4
0.020 * * * [progress]: picking best candidate
0.021 * * * * [pick]: Picked  #<alt (λ (x) (/ x (- 1.0 x)))>
0.021 * * * [progress]: localizing error
0.024 * * * [progress]: generating rewritten candidates
0.024 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.031 * * * [progress]: generating series expansions
0.031 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.031 * [approximate]: Taking taylor expansion of (/ x (- 1.0 x)) in (x) around 0
0.031 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.031 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.031 * [taylor]: Taking taylor expansion of 1.0 in x
0.031 * [taylor]: Taking taylor expansion of x in x
0.032 * [taylor]: Taking taylor expansion of (/ x (- 1.0 x)) in x
0.032 * [taylor]: Taking taylor expansion of x in x
0.033 * [taylor]: Taking taylor expansion of (- 1.0 x) in x
0.033 * [taylor]: Taking taylor expansion of 1.0 in x
0.033 * [taylor]: Taking taylor expansion of x in x
0.039 * [approximate]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in (x) around 0
0.039 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.039 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.039 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.039 * [taylor]: Taking taylor expansion of 1.0 in x
0.039 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.039 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 (* (- 1.0 (/ 1 x)) x)) in x
0.041 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 x)) x) in x
0.041 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.041 * [taylor]: Taking taylor expansion of 1.0 in x
0.041 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.042 * [taylor]: Taking taylor expansion of x in x
0.053 * [approximate]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in (x) around 0
0.053 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.053 * [taylor]: Taking taylor expansion of -1 in x
0.053 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.053 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.053 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.053 * [taylor]: Taking taylor expansion of x in x
0.054 * [taylor]: Taking taylor expansion of 1.0 in x
0.054 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of (/ -1 (* (+ (/ 1 x) 1.0) x)) in x
0.056 * [taylor]: Taking taylor expansion of -1 in x
0.056 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) 1.0) x) in x
0.056 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.056 * [taylor]: Taking taylor expansion of 1.0 in x
0.056 * [taylor]: Taking taylor expansion of x in x
0.067 * * * [progress]: simplifying candidates
0.068 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log x) (log (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (/ (* (* x x) x) (* (* (- 1.0 x) (- 1.0 x)) (- 1.0 x)))
  (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x))))
  (cbrt (/ x (- 1.0 x)))
  (* (* (/ x (- 1.0 x)) (/ x (- 1.0 x))) (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (- x)
  (- (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt x) (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (/ (cbrt x) (sqrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt x)))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 x))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  (/ 1 1)
  (/ x (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  (/ 1 1)
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) x)
  (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (sqrt (- 1.0 x)))
  (/ x 1)
  (/ x (+ (sqrt 1.0) (sqrt x)))
  (/ x 1)
  (/ (- 1.0 x) (cbrt x))
  (/ (- 1.0 x) (sqrt x))
  (/ (- 1.0 x) x)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 3)) (* 1.0 x)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
0.071 * * [simplify]: iteration  0 :  168  enodes  (cost  209 )
0.075 * * [simplify]: iteration  1 :  566  enodes  (cost  197 )
0.086 * * [simplify]: iteration  2 :  2598  enodes  (cost  195 )
0.166 * * [simplify]: iteration  3 :  5001  enodes  (cost  195 )
0.168 * [simplify]: Simplified to:
   (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (* (cbrt (/ x (- 1.0 x))) (cbrt (/ x (- 1.0 x))))
  (cbrt (/ x (- 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (sqrt (/ x (- 1.0 x)))
  (sqrt (/ x (- 1.0 x)))
  (- x)
  (- (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (cbrt x) (cbrt (- 1.0 x)))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- 1.0 x)))
  (/ (cbrt x) (sqrt (- 1.0 x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 x))
  (/ (* (cbrt x) (cbrt x)) (+ (sqrt 1.0) (sqrt x)))
  (/ (cbrt x) (- (sqrt 1.0) (sqrt x)))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ (sqrt x) (cbrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (/ (sqrt x) (sqrt (- 1.0 x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  (/ (sqrt x) (+ (sqrt 1.0) (sqrt x)))
  (/ (sqrt x) (- (sqrt 1.0) (sqrt x)))
  (sqrt x)
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (cbrt (- 1.0 x)))
  (/ 1 (sqrt (- 1.0 x)))
  (/ x (sqrt (- 1.0 x)))
  1
  (/ x (- 1.0 x))
  (/ 1 (+ (sqrt 1.0) (sqrt x)))
  (/ x (- (sqrt 1.0) (sqrt x)))
  1
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (/ (- 1.0 x) x)
  (/ x (* (cbrt (- 1.0 x)) (cbrt (- 1.0 x))))
  (/ x (sqrt (- 1.0 x)))
  x
  (/ x (+ (sqrt 1.0) (sqrt x)))
  x
  (/ (- 1.0 x) (cbrt x))
  (/ (- 1.0 x) (sqrt x))
  (/ (- 1.0 x) x)
  (/ x (- (pow 1.0 3) (pow x 3)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (* 1.0 (+ (pow x 2) (+ (pow x 3) x)))
  (- (- (/ (- 1.0) (pow x 2)) 1) (/ 1.0 x))
  (- (- (/ (- 1.0) (pow x 2)) 1) (/ 1.0 x))
0.168 * * * [progress]: adding candidates to table
0.232 * * [progress]: iteration 2 / 4
0.232 * * * [progress]: picking best candidate
0.233 * * * * [pick]: Picked  #<alt (λ (x) (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))>
0.233 * * * [progress]: localizing error
0.240 * * * [progress]: generating rewritten candidates
0.240 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1)
0.246 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
0.270 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 2)
0.276 * * * [progress]: generating series expansions
0.276 * * * * [progress]: [ 1 / 3 ] generating series at (2 1)
0.276 * [approximate]: Taking taylor expansion of (/ x (- 1.0 (pow x 2))) in (x) around 0
0.276 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (pow x 2))) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.276 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.276 * [taylor]: Taking taylor expansion of 1.0 in x
0.276 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.276 * [taylor]: Taking taylor expansion of x in x
0.277 * [taylor]: Taking taylor expansion of (/ x (- 1.0 (pow x 2))) in x
0.277 * [taylor]: Taking taylor expansion of x in x
0.277 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.277 * [taylor]: Taking taylor expansion of 1.0 in x
0.277 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.277 * [taylor]: Taking taylor expansion of x in x
0.287 * [approximate]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 (pow x 2))))) in (x) around 0
0.287 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.287 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.287 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.287 * [taylor]: Taking taylor expansion of 1.0 in x
0.287 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.287 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.287 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (/ 1 (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.290 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.290 * [taylor]: Taking taylor expansion of x in x
0.290 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.290 * [taylor]: Taking taylor expansion of 1.0 in x
0.291 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.291 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.291 * [taylor]: Taking taylor expansion of x in x
0.315 * [approximate]: Taking taylor expansion of (/ -1 (* x (- 1.0 (/ 1 (pow x 2))))) in (x) around 0
0.315 * [taylor]: Taking taylor expansion of (/ -1 (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.315 * [taylor]: Taking taylor expansion of -1 in x
0.315 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.315 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.315 * [taylor]: Taking taylor expansion of 1.0 in x
0.315 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.315 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.315 * [taylor]: Taking taylor expansion of x in x
0.318 * [taylor]: Taking taylor expansion of (/ -1 (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.318 * [taylor]: Taking taylor expansion of -1 in x
0.319 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.319 * [taylor]: Taking taylor expansion of x in x
0.319 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.319 * [taylor]: Taking taylor expansion of 1.0 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
0.339 * * * * [progress]: [ 2 / 3 ] generating series at (2)
0.339 * [approximate]: Taking taylor expansion of (/ (* x (+ x 1.0)) (- 1.0 (pow x 2))) in (x) around 0
0.339 * [taylor]: Taking taylor expansion of (/ (* x (+ x 1.0)) (- 1.0 (pow x 2))) in x
0.339 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
0.339 * [taylor]: Taking taylor expansion of x in x
0.339 * [taylor]: Taking taylor expansion of (+ x 1.0) 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 (- 1.0 (pow x 2)) in x
0.339 * [taylor]: Taking taylor expansion of 1.0 in x
0.339 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.339 * [taylor]: Taking taylor expansion of x in x
0.342 * [taylor]: Taking taylor expansion of (/ (* x (+ x 1.0)) (- 1.0 (pow x 2))) in x
0.342 * [taylor]: Taking taylor expansion of (* x (+ x 1.0)) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.342 * [taylor]: Taking taylor expansion of (+ x 1.0) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.342 * [taylor]: Taking taylor expansion of 1.0 in x
0.342 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.342 * [taylor]: Taking taylor expansion of 1.0 in x
0.342 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.342 * [taylor]: Taking taylor expansion of x in x
0.351 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (* x (- 1.0 (/ 1 (pow x 2))))) in (x) around 0
0.351 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.351 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.351 * [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 (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.351 * [taylor]: Taking taylor expansion of 1.0 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
0.355 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 x) 1.0) (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.355 * [taylor]: Taking taylor expansion of (+ (/ 1 x) 1.0) in x
0.355 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.355 * [taylor]: Taking taylor expansion of x in x
0.355 * [taylor]: Taking taylor expansion of 1.0 in x
0.355 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.355 * [taylor]: Taking taylor expansion of x in x
0.355 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.355 * [taylor]: Taking taylor expansion of 1.0 in x
0.355 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.355 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.355 * [taylor]: Taking taylor expansion of x in x
0.371 * [approximate]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) (* x (- 1.0 (/ 1 (pow x 2)))))) in (x) around 0
0.371 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) (* x (- 1.0 (/ 1 (pow x 2)))))) in x
0.371 * [taylor]: Taking taylor expansion of -1 in x
0.371 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.371 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.371 * [taylor]: Taking taylor expansion of 1.0 in x
0.371 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.371 * [taylor]: Taking taylor expansion of x in x
0.372 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.372 * [taylor]: Taking taylor expansion of x in x
0.372 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.372 * [taylor]: Taking taylor expansion of 1.0 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
0.375 * [taylor]: Taking taylor expansion of (* -1 (/ (- 1.0 (/ 1 x)) (* x (- 1.0 (/ 1 (pow x 2)))))) in x
0.375 * [taylor]: Taking taylor expansion of -1 in x
0.375 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 x)) (* x (- 1.0 (/ 1 (pow x 2))))) in x
0.375 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 x)) in x
0.375 * [taylor]: Taking taylor expansion of 1.0 in x
0.375 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.375 * [taylor]: Taking taylor expansion of (* x (- 1.0 (/ 1 (pow x 2)))) in x
0.375 * [taylor]: Taking taylor expansion of x in x
0.375 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.376 * [taylor]: Taking taylor expansion of 1.0 in x
0.376 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.376 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.376 * [taylor]: Taking taylor expansion of x in x
0.396 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 2)
0.396 * [approximate]: Taking taylor expansion of (- 1.0 (pow x 2)) in (x) around 0
0.396 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.396 * [taylor]: Taking taylor expansion of 1.0 in x
0.396 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.396 * [taylor]: Taking taylor expansion of x in x
0.396 * [taylor]: Taking taylor expansion of (- 1.0 (pow x 2)) in x
0.396 * [taylor]: Taking taylor expansion of 1.0 in x
0.396 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.396 * [taylor]: Taking taylor expansion of x in x
0.404 * [approximate]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in (x) around 0
0.404 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.404 * [taylor]: Taking taylor expansion of 1.0 in x
0.404 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.404 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.404 * [taylor]: Taking taylor expansion of x in x
0.405 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.405 * [taylor]: Taking taylor expansion of 1.0 in x
0.405 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.405 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.405 * [taylor]: Taking taylor expansion of x in x
0.420 * [approximate]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in (x) around 0
0.420 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 (pow x 2))) in x
0.420 * [taylor]: Taking taylor expansion of 1.0 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 (/ 1 (pow x 2))) in x
0.420 * [taylor]: Taking taylor expansion of 1.0 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
0.434 * * * [progress]: simplifying candidates
0.436 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log x) (log (- (* 1.0 1.0) (* x x))))
  (log (/ x (- (* 1.0 1.0) (* x x))))
  (exp (/ x (- (* 1.0 1.0) (* x x))))
  (/ (* (* x x) x) (* (* (- (* 1.0 1.0) (* x x)) (- (* 1.0 1.0) (* x x))) (- (* 1.0 1.0) (* x x))))
  (* (cbrt (/ x (- (* 1.0 1.0) (* x x)))) (cbrt (/ x (- (* 1.0 1.0) (* x x)))))
  (cbrt (/ x (- (* 1.0 1.0) (* x x))))
  (* (* (/ x (- (* 1.0 1.0) (* x x))) (/ x (- (* 1.0 1.0) (* x x)))) (/ x (- (* 1.0 1.0) (* x x))))
  (sqrt (/ x (- (* 1.0 1.0) (* x x))))
  (sqrt (/ x (- (* 1.0 1.0) (* x x))))
  (- x)
  (- (- (* 1.0 1.0) (* x x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ (cbrt x) (cbrt (- (* 1.0 1.0) (* x x))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- (* 1.0 1.0) (* x x))))
  (/ (cbrt x) (sqrt (- (* 1.0 1.0) (* x x))))
  (/ (* (cbrt x) (cbrt x)) 1)
  (/ (cbrt x) (- (* 1.0 1.0) (* x x)))
  (/ (* (cbrt x) (cbrt x)) (+ 1.0 x))
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ (sqrt x) (cbrt (- (* 1.0 1.0) (* x x))))
  (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x))))
  (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x))))
  (/ (sqrt x) 1)
  (/ (sqrt x) (- (* 1.0 1.0) (* x x)))
  (/ (sqrt x) (+ 1.0 x))
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ x (cbrt (- (* 1.0 1.0) (* x x))))
  (/ 1 (sqrt (- (* 1.0 1.0) (* x x))))
  (/ x (sqrt (- (* 1.0 1.0) (* x x))))
  (/ 1 1)
  (/ x (- (* 1.0 1.0) (* x x)))
  (/ 1 (+ 1.0 x))
  (/ x (- 1.0 x))
  (/ 1 (- (* 1.0 1.0) (* x x)))
  (/ (- (* 1.0 1.0) (* x x)) x)
  (/ x (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ x (sqrt (- (* 1.0 1.0) (* x x))))
  (/ x 1)
  (/ x (+ 1.0 x))
  (/ (- (* 1.0 1.0) (* x x)) (cbrt x))
  (/ (- (* 1.0 1.0) (* x x)) (sqrt x))
  (/ (- (* 1.0 1.0) (* x x)) x)
  (/ x (- (pow (* 1.0 1.0) 3) (pow (* x x) 3)))
  (/ x (- (* (* 1.0 1.0) (* 1.0 1.0)) (* (* x x) (* x x))))
  (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))
  (+ (- (log x) (log (- (* 1.0 1.0) (* x x)))) (log (+ 1.0 x)))
  (+ (log (/ x (- (* 1.0 1.0) (* x x)))) (log (+ 1.0 x)))
  (log (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (exp (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (* (/ (* (* x x) x) (* (* (- (* 1.0 1.0) (* x x)) (- (* 1.0 1.0) (* x x))) (- (* 1.0 1.0) (* x x)))) (* (* (+ 1.0 x) (+ 1.0 x)) (+ 1.0 x)))
  (* (* (* (/ x (- (* 1.0 1.0) (* x x))) (/ x (- (* 1.0 1.0) (* x x)))) (/ x (- (* 1.0 1.0) (* x x)))) (* (* (+ 1.0 x) (+ 1.0 x)) (+ 1.0 x)))
  (* (cbrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))) (cbrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))))
  (cbrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (* (* (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)) (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))) (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (sqrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (sqrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (* x (+ (pow 1.0 3) (pow x 3)))
  (* (- (* 1.0 1.0) (* x x)) (+ (* 1.0 1.0) (- (* x x) (* 1.0 x))))
  (* x (- (* 1.0 1.0) (* x x)))
  (* (- (* 1.0 1.0) (* x x)) (- 1.0 x))
  (* (sqrt (/ x (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (sqrt (/ x (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (/ x (- (* 1.0 1.0) (* x x))) 1.0)
  (* (/ x (- (* 1.0 1.0) (* x x))) x)
  (* 1.0 (/ x (- (* 1.0 1.0) (* x x))))
  (* x (/ x (- (* 1.0 1.0) (* x x))))
  (* (/ x (- (* 1.0 1.0) (* x x))) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (* (/ x (- (* 1.0 1.0) (* x x))) (sqrt (+ 1.0 x)))
  (* (/ x (- (* 1.0 1.0) (* x x))) 1)
  (* (/ x (- (* 1.0 1.0) (* x x))) 1)
  (* (cbrt (/ x (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (sqrt (/ x (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (cbrt x) (cbrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (cbrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (cbrt x) (- (* 1.0 1.0) (* x x))) (+ 1.0 x))
  (* (/ (cbrt x) (- 1.0 x)) (+ 1.0 x))
  (* (/ (sqrt x) (cbrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (sqrt x) (- (* 1.0 1.0) (* x x))) (+ 1.0 x))
  (* (/ (sqrt x) (- 1.0 x)) (+ 1.0 x))
  (* (/ x (cbrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ x (sqrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))
  (* (/ x (- 1.0 x)) (+ 1.0 x))
  (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))
  (* (/ 1 (- (* 1.0 1.0) (* x x))) (+ 1.0 x))
  (* (+ (* (* 1.0 1.0) (* 1.0 1.0)) (+ (* (* x x) (* x x)) (* (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (+ (* 1.0 1.0) (* x x)) (+ 1.0 x))
  (* (/ x (- (* 1.0 1.0) (* x x))) (+ (pow 1.0 3) (pow x 3)))
  (* (/ x (- (* 1.0 1.0) (* x x))) (- (* 1.0 1.0) (* x x)))
  (* x (+ 1.0 x))
  (/ (exp (* 1.0 1.0)) (exp (* x x)))
  (log (- (* 1.0 1.0) (* x x)))
  (exp (- (* 1.0 1.0) (* x x)))
  (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x))))
  (cbrt (- (* 1.0 1.0) (* x x)))
  (* (* (- (* 1.0 1.0) (* x x)) (- (* 1.0 1.0) (* x x))) (- (* 1.0 1.0) (* x x)))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (- (pow (* 1.0 1.0) 3) (pow (* x x) 3))
  (+ (* (* 1.0 1.0) (* 1.0 1.0)) (+ (* (* x x) (* x x)) (* (* 1.0 1.0) (* x x))))
  (- (* x x))
  (- (* (* 1.0 1.0) (* 1.0 1.0)) (* (* x x) (* x x)))
  (+ (* 1.0 1.0) (* x x))
  (+ 1.0 x)
  (- 1.0 x)
  (- (* x x))
  (+ (* 1.0 (pow x 3)) (+ (* 1.0 (pow x 5)) (* 1.0 x)))
  (- (+ (* 1.0 (/ 1 (pow x 3))) (+ (* 1.0 (/ 1 (pow x 5))) (/ 1 x))))
  (- (+ (* 1.0 (/ 1 (pow x 3))) (+ (* 1.0 (/ 1 (pow x 5))) (/ 1 x))))
  (+ (* 1.0 (pow x 2)) (+ (* 1.0 (pow x 3)) (* 1.0 x)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- (+ (* 1.0 (/ 1 (pow x 2))) (+ (* 1.0 (/ 1 x)) 1)))
  (- 1.0 (pow x 2))
  (- 1.0 (pow x 2))
  (- 1.0 (pow x 2))
0.441 * * [simplify]: iteration  0 :  518  enodes  (cost  744 )
0.451 * * [simplify]: iteration  1 :  2344  enodes  (cost  672 )
0.490 * * [simplify]: iteration  2 :  5002  enodes  (cost  615 )
0.494 * [simplify]: Simplified to:
   (log (/ x (- (* 1.0 1.0) (* x x))))
  (log (/ x (- (* 1.0 1.0) (* x x))))
  (exp (/ x (- (* 1.0 1.0) (* x x))))
  (pow (/ x (- (* 1.0 1.0) (* x x))) 3)
  (* (cbrt (/ x (- (* 1.0 1.0) (* x x)))) (cbrt (/ x (- (* 1.0 1.0) (* x x)))))
  (cbrt (/ x (- (* 1.0 1.0) (* x x))))
  (pow (/ x (- (* 1.0 1.0) (* x x))) 3)
  (sqrt (/ x (- (* 1.0 1.0) (* x x))))
  (sqrt (/ x (- (* 1.0 1.0) (* x x))))
  (- x)
  (- (- (* 1.0 1.0) (* x x)))
  (/ (* (cbrt x) (cbrt x)) (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ (cbrt x) (cbrt (- (* 1.0 1.0) (* x x))))
  (/ (* (cbrt x) (cbrt x)) (sqrt (- (* 1.0 1.0) (* x x))))
  (/ (cbrt x) (sqrt (- (* 1.0 1.0) (* x x))))
  (* (cbrt x) (cbrt x))
  (/ (cbrt x) (- (* 1.0 1.0) (* x x)))
  (/ (* (cbrt x) (cbrt x)) (+ 1.0 x))
  (/ (cbrt x) (- 1.0 x))
  (/ (sqrt x) (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ (sqrt x) (cbrt (- (* 1.0 1.0) (* x x))))
  (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x))))
  (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x))))
  (sqrt x)
  (/ (sqrt x) (- (* 1.0 1.0) (* x x)))
  (/ (sqrt x) (+ 1.0 x))
  (/ (sqrt x) (- 1.0 x))
  (/ 1 (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ x (cbrt (- (* 1.0 1.0) (* x x))))
  (/ 1 (sqrt (- (* 1.0 1.0) (* x x))))
  (/ x (sqrt (- (* 1.0 1.0) (* x x))))
  1
  (/ x (- (* 1.0 1.0) (* x x)))
  (/ 1 (+ 1.0 x))
  (/ x (- 1.0 x))
  (/ 1 (- (* 1.0 1.0) (* x x)))
  (/ (- (* 1.0 1.0) (* x x)) x)
  (/ x (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x)))))
  (/ x (sqrt (- (* 1.0 1.0) (* x x))))
  x
  (/ x (+ 1.0 x))
  (/ (- (* 1.0 1.0) (* x x)) (cbrt x))
  (/ (- (* 1.0 1.0) (* x x)) (sqrt x))
  (/ (- (* 1.0 1.0) (* x x)) x)
  (/ x (- (pow (* 1.0 1.0) 3) (pow (* x x) 3)))
  (/ x (+ (* (- (pow x 3)) x) (pow 1.0 4)))
  (/ x (- 1.0 x))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (log (/ x (- 1.0 x)))
  (exp (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (pow (/ x (- 1.0 x)) 3)
  (* (cbrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))) (cbrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x))))
  (cbrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (pow (/ x (- 1.0 x)) 3)
  (sqrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (sqrt (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))
  (* x (+ (pow 1.0 3) (pow x 3)))
  (* (+ (* x (- x 1.0)) (* 1.0 1.0)) (- (* 1.0 1.0) (* x x)))
  (* x (- (* 1.0 1.0) (* x x)))
  (* (- (* 1.0 1.0) (* x x)) (- 1.0 x))
  (* (sqrt (/ x (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (sqrt (/ x (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (sqrt (+ 1.0 x)))
  (* (/ x (- (* 1.0 1.0) (* x x))) 1.0)
  (* x (/ x (- (* 1.0 1.0) (* x x))))
  (* (/ x (- (* 1.0 1.0) (* x x))) 1.0)
  (* x (/ x (- (* 1.0 1.0) (* x x))))
  (* (/ x (- (* 1.0 1.0) (* x x))) (* (cbrt (+ 1.0 x)) (cbrt (+ 1.0 x))))
  (* (/ x (- (* 1.0 1.0) (* x x))) (sqrt (+ 1.0 x)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (/ x (- (* 1.0 1.0) (* x x)))
  (* (cbrt (/ x (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (sqrt (/ x (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (cbrt x) (cbrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (cbrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (/ (cbrt x) (- 1.0 x))
  (* (/ (cbrt x) (- 1.0 x)) (+ 1.0 x))
  (* (/ (sqrt x) (cbrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ (sqrt x) (sqrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (/ (sqrt x) (- 1.0 x))
  (* (/ (sqrt x) (- 1.0 x)) (+ 1.0 x))
  (* (/ x (cbrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (* (/ x (sqrt (- (* 1.0 1.0) (* x x)))) (+ 1.0 x))
  (/ x (- 1.0 x))
  (* (/ x (- 1.0 x)) (+ 1.0 x))
  (/ x (- 1.0 x))
  (/ 1 (- 1.0 x))
  (* (+ 1.0 x) (+ (* (pow x 2) (+ (pow x 2) (* 1.0 1.0))) (* (pow 1.0 3) 1.0)))
  (* (+ (* 1.0 1.0) (* x x)) (+ 1.0 x))
  (* (/ x (- (* 1.0 1.0) (* x x))) (+ (pow 1.0 3) (pow x 3)))
  x
  (* x (+ 1.0 x))
  (exp (- (* 1.0 1.0) (* x x)))
  (log (- (* 1.0 1.0) (* x x)))
  (exp (- (* 1.0 1.0) (* x x)))
  (* (cbrt (- (* 1.0 1.0) (* x x))) (cbrt (- (* 1.0 1.0) (* x x))))
  (cbrt (- (* 1.0 1.0) (* x x)))
  (pow (- (* 1.0 1.0) (* x x)) 3)
  (sqrt (- (* 1.0 1.0) (* x x)))
  (sqrt (- (* 1.0 1.0) (* x x)))
  (- (pow (* 1.0 1.0) 3) (pow (* x x) 3))
  (+ (+ (pow 1.0 4) (* (* 1.0 1.0) (* x x))) (pow x 4))
  (- (* x x))
  (+ (* (- (pow x 3)) x) (pow 1.0 4))
  (+ (* 1.0 1.0) (* x x))
  (+ 1.0 x)
  (- 1.0 x)
  (- (* x x))
  (* 1.0 (+ (pow x 3) (+ (pow x 5) x)))
  (- (/ (- 1.0) (pow x 3)) (+ (* 1.0 (/ 1 (pow x 5))) (/ 1 x)))
  (- (/ (- 1.0) (pow x 3)) (+ (* 1.0 (/ 1 (pow x 5))) (/ 1 x)))
  (* 1.0 (+ (pow x 2) (+ (pow x 3) x)))
  (- (/ (- 1.0) (pow x 2)) (+ (* 1.0 (/ 1 x)) 1))
  (- (/ (- 1.0) (pow x 2)) (+ (* 1.0 (/ 1 x)) 1))
  (- 1.0 (pow x 2))
  (- 1.0 (pow x 2))
  (- 1.0 (pow x 2))
0.494 * * * [progress]: adding candidates to table
0.676 * [progress]: [Phase 3 of 3] Extracting.
0.676 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))>)
0.677 * * * [regime-changes]: Trying 2 branch expressions: ((/ x (- 1.0 x)) x)
0.677 * * * * [regimes]: Trying to branch on (/ x (- 1.0 x)) from (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))>)
0.685 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ x (- 1.0 x)))> #<alt (λ (x) (* (/ x (- (* 1.0 1.0) (* x x))) (+ 1.0 x)))>)
0.694 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.694 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ x (- 1.0 x))
0.695 * * [simplify]: iteration  0 :  4  enodes  (cost  2 )
0.695 * [simplify]: Simplified to:
   (/ x (- 1.0 x))
1.101 * [regime-testing]: Baseline error score: 0.006875859482435304
1.102 * [regime-testing]: Oracle error score: 0.002750343792974122
1.102 * [regime-testing]: End program error score: 0.006875859482435304