21.424 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.044 * * * [progress]: [2/2] Setting up program.
0.046 * [progress]: [Phase 2 of 3] Improving.
0.046 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) 1.0)
0.048 * * [simplify]: iteration  0 :  6  enodes  (cost  2 )
0.049 * * [simplify]: iteration  1 :  7  enodes  (cost  2 )
0.050 * * [simplify]: iteration  2 :  7  enodes  (cost  2 )
0.050 * [simplify]: Simplified to:
   (- (exp x) 1.0)
0.051 * * [progress]: iteration 1 / 4
0.051 * * * [progress]: picking best candidate
0.053 * * * * [pick]: Picked  #<alt (λ (x) (- (exp x) 1.0))>
0.053 * * * [progress]: localizing error
0.056 * * * [progress]: generating rewritten candidates
0.056 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.060 * * * [progress]: generating series expansions
0.060 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.060 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.060 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.060 * [taylor]: Taking taylor expansion of (exp x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 1.0 in x
0.060 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.060 * [taylor]: Taking taylor expansion of (exp x) in x
0.060 * [taylor]: Taking taylor expansion of x in x
0.060 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.061 * [taylor]: Taking taylor expansion of x in x
0.061 * [taylor]: Taking taylor expansion of 1.0 in x
0.061 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.061 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.061 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.061 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of 1.0 in x
0.062 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.062 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.062 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.062 * [taylor]: Taking taylor expansion of -1 in x
0.062 * [taylor]: Taking taylor expansion of x in x
0.062 * [taylor]: Taking taylor expansion of 1.0 in x
0.062 * * * [progress]: simplifying candidates
0.062 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (exp x)) (exp 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (* (* (- (exp x) 1.0) (- (exp x) 1.0)) (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0)))
  (neg 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (+ (sqrt (exp x)) (sqrt 1.0))
  (- (sqrt (exp x)) (sqrt 1.0))
  (- (exp x) 1.0)
  (neg 1.0)
  (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.065 * * [simplify]: iteration  0 :  81  enodes  (cost  72 )
0.067 * * [simplify]: iteration  1 :  185  enodes  (cost  67 )
0.071 * * [simplify]: iteration  2 :  499  enodes  (cost  66 )
0.079 * * [simplify]: iteration  3 :  1399  enodes  (cost  66 )
0.113 * * [simplify]: iteration  4 :  5002  enodes  (cost  66 )
0.114 * [simplify]: Simplified to:
   (exp (- (exp x) 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (pow (- (exp x) 1.0) 3)
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* 1.0 (+ 1.0 (exp x))) (exp (+ x x)))
  (- 0 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (+ (sqrt (exp x)) (sqrt 1.0))
  (- (sqrt (exp x)) (sqrt 1.0))
  (- (exp x) 1.0)
  (- 0 1.0)
  (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.114 * * * [progress]: adding candidates to table
0.142 * * [progress]: iteration 2 / 4
0.142 * * * [progress]: picking best candidate
0.150 * * * * [pick]: Picked  #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>
0.150 * * * [progress]: localizing error
0.157 * * * [progress]: generating rewritten candidates
0.157 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 2 1)
0.160 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.168 * * * [progress]: generating series expansions
0.168 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 2 1)
0.168 * [approximate]: Taking taylor expansion of (* 1/6 x) in (x) around 0
0.168 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.168 * [taylor]: Taking taylor expansion of 1/6 in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.168 * [taylor]: Taking taylor expansion of 1/6 in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.169 * [approximate]: Taking taylor expansion of (/ 1/6 x) in (x) around 0
0.169 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.169 * [taylor]: Taking taylor expansion of 1/6 in x
0.169 * [taylor]: Taking taylor expansion of x in x
0.169 * [taylor]: Taking taylor expansion of (/ 1/6 x) in x
0.169 * [taylor]: Taking taylor expansion of 1/6 in x
0.169 * [taylor]: Taking taylor expansion of x in x
0.170 * [approximate]: Taking taylor expansion of (/ -1/6 x) in (x) around 0
0.170 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.170 * [taylor]: Taking taylor expansion of -1/6 in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of (/ -1/6 x) in x
0.170 * [taylor]: Taking taylor expansion of -1/6 in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.170 * [approximate]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in (x) around 0
0.170 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
0.170 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.170 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.170 * [taylor]: Taking taylor expansion of 1/6 in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of 1/2 in x
0.170 * [taylor]: Taking taylor expansion of (* (pow x 2) (+ (* 1/6 x) 1/2)) in x
0.171 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.171 * [taylor]: Taking taylor expansion of x in x
0.171 * [taylor]: Taking taylor expansion of (+ (* 1/6 x) 1/2) in x
0.171 * [taylor]: Taking taylor expansion of (* 1/6 x) in x
0.171 * [taylor]: Taking taylor expansion of 1/6 in x
0.171 * [taylor]: Taking taylor expansion of x in x
0.171 * [taylor]: Taking taylor expansion of 1/2 in x
0.172 * [approximate]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
0.172 * [taylor]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.172 * [taylor]: Taking taylor expansion of (+ 1/2 (* 1/6 (/ 1 x))) in x
0.172 * [taylor]: Taking taylor expansion of 1/2 in x
0.172 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.172 * [taylor]: Taking taylor expansion of 1/6 in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (/ (+ 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.172 * [taylor]: Taking taylor expansion of (+ 1/2 (* 1/6 (/ 1 x))) in x
0.172 * [taylor]: Taking taylor expansion of 1/2 in x
0.172 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.172 * [taylor]: Taking taylor expansion of 1/6 in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.174 * [approximate]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in (x) around 0
0.174 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.175 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.175 * [taylor]: Taking taylor expansion of 1/2 in x
0.175 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.175 * [taylor]: Taking taylor expansion of 1/6 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.175 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.175 * [taylor]: Taking taylor expansion of (/ (- 1/2 (* 1/6 (/ 1 x))) (pow x 2)) in x
0.175 * [taylor]: Taking taylor expansion of (- 1/2 (* 1/6 (/ 1 x))) in x
0.175 * [taylor]: Taking taylor expansion of 1/2 in x
0.175 * [taylor]: Taking taylor expansion of (* 1/6 (/ 1 x)) in x
0.175 * [taylor]: Taking taylor expansion of 1/6 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.175 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.177 * * * [progress]: simplifying candidates
0.177 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x 1/6)
  (+ (log x) (log 1/6))
  (log (* x 1/6))
  (exp (* x 1/6))
  (* (* (* x x) x) (* (* 1/6 1/6) 1/6))
  (* (cbrt (* x 1/6)) (cbrt (* x 1/6)))
  (cbrt (* x 1/6))
  (* (* (* x 1/6) (* x 1/6)) (* x 1/6))
  (sqrt (* x 1/6))
  (sqrt (* x 1/6))
  (* (sqrt x) (sqrt 1/6))
  (* (sqrt x) (sqrt 1/6))
  (* x (* (cbrt 1/6) (cbrt 1/6)))
  (* x (sqrt 1/6))
  (* x 1)
  (* (cbrt x) 1/6)
  (* (sqrt x) 1/6)
  (* x 1/6)
  (+ (* (log x) 2) (log (+ (* x 1/6) 1/2)))
  (+ (* (log x) 2) (log (+ (* x 1/6) 1/2)))
  (+ (log (pow x 2)) (log (+ (* x 1/6) 1/2)))
  (log (* (pow x 2) (+ (* x 1/6) 1/2)))
  (exp (* (pow x 2) (+ (* x 1/6) 1/2)))
  (* (* (* (pow x 2) (pow x 2)) (pow x 2)) (* (* (+ (* x 1/6) 1/2) (+ (* x 1/6) 1/2)) (+ (* x 1/6) 1/2)))
  (* (cbrt (* (pow x 2) (+ (* x 1/6) 1/2))) (cbrt (* (pow x 2) (+ (* x 1/6) 1/2))))
  (cbrt (* (pow x 2) (+ (* x 1/6) 1/2)))
  (* (* (* (pow x 2) (+ (* x 1/6) 1/2)) (* (pow x 2) (+ (* x 1/6) 1/2))) (* (pow x 2) (+ (* x 1/6) 1/2)))
  (sqrt (* (pow x 2) (+ (* x 1/6) 1/2)))
  (sqrt (* (pow x 2) (+ (* x 1/6) 1/2)))
  (* (pow (sqrt x) 2) (sqrt (+ (* x 1/6) 1/2)))
  (* (pow (sqrt x) 2) (sqrt (+ (* x 1/6) 1/2)))
  (* x (sqrt (+ (* x 1/6) 1/2)))
  (* x (sqrt (+ (* x 1/6) 1/2)))
  (* (sqrt (pow x 2)) (sqrt (+ (* x 1/6) 1/2)))
  (* (sqrt (pow x 2)) (sqrt (+ (* x 1/6) 1/2)))
  (* (pow x (/ 2 2)) (sqrt (+ (* x 1/6) 1/2)))
  (* (pow x (/ 2 2)) (sqrt (+ (* x 1/6) 1/2)))
  (* (pow x 2) (* x 1/6))
  (* (pow x 2) 1/2)
  (* (* x 1/6) (pow x 2))
  (* 1/2 (pow x 2))
  (* (pow x 2) (* (cbrt (+ (* x 1/6) 1/2)) (cbrt (+ (* x 1/6) 1/2))))
  (* (pow x 2) (sqrt (+ (* x 1/6) 1/2)))
  (* (pow x 2) 1)
  (* (pow (cbrt x) 2) (+ (* x 1/6) 1/2))
  (* (pow (sqrt x) 2) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* x (+ (* x 1/6) 1/2))
  (* (cbrt (pow x 2)) (+ (* x 1/6) 1/2))
  (* (sqrt (pow x 2)) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (pow x (/ 2 2)) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (pow (* x 1/6) 3) (pow 1/2 3)))
  (* (pow x 2) (- (* (* x 1/6) (* x 1/6)) (* 1/2 1/2)))
  (* 1/6 x)
  (* 1/6 x)
  (* 1/6 x)
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
  (+ (* 1/2 (pow x 2)) (* 1/6 (pow x 3)))
0.181 * * [simplify]: iteration  0 :  247  enodes  (cost  238 )
0.186 * * [simplify]: iteration  1 :  1168  enodes  (cost  215 )
0.215 * * [simplify]: iteration  2 :  5001  enodes  (cost  215 )
0.217 * [simplify]: Simplified to:
   (* x 1/6)
  (log (* x 1/6))
  (log (* x 1/6))
  (exp (* x 1/6))
  (pow (* x 1/6) 3)
  (* (cbrt (* x 1/6)) (cbrt (* x 1/6)))
  (cbrt (* x 1/6))
  (pow (* x 1/6) 3)
  (sqrt (* x 1/6))
  (sqrt (* x 1/6))
  (* (sqrt x) (sqrt 1/6))
  (* (sqrt x) (sqrt 1/6))
  (* x (* (cbrt 1/6) (cbrt 1/6)))
  (* x (sqrt 1/6))
  x
  (* (cbrt x) 1/6)
  (* (sqrt x) 1/6)
  (* x 1/6)
  (log (* (pow x 2) (+ (* x 1/6) 1/2)))
  (log (* (pow x 2) (+ (* x 1/6) 1/2)))
  (log (* (pow x 2) (+ (* x 1/6) 1/2)))
  (log (* (pow x 2) (+ (* x 1/6) 1/2)))
  (exp (* (pow x 2) (+ (* x 1/6) 1/2)))
  (pow (* (pow x 2) (+ (* x 1/6) 1/2)) 3)
  (* (cbrt (* (pow x 2) (+ (* x 1/6) 1/2))) (cbrt (* (pow x 2) (+ (* x 1/6) 1/2))))
  (cbrt (* (pow x 2) (+ (* x 1/6) 1/2)))
  (pow (* (pow x 2) (+ (* x 1/6) 1/2)) 3)
  (sqrt (* (pow x 2) (+ (* x 1/6) 1/2)))
  (sqrt (* (pow x 2) (+ (* x 1/6) 1/2)))
  (* (sqrt (+ (* x 1/6) 1/2)) x)
  (* (sqrt (+ (* x 1/6) 1/2)) x)
  (* (sqrt (+ (* x 1/6) 1/2)) x)
  (* (sqrt (+ (* x 1/6) 1/2)) x)
  (* (sqrt (pow x 2)) (sqrt (+ (* x 1/6) 1/2)))
  (* (sqrt (pow x 2)) (sqrt (+ (* x 1/6) 1/2)))
  (* (sqrt (+ (* x 1/6) 1/2)) x)
  (* (sqrt (+ (* x 1/6) 1/2)) x)
  (* (pow x 3) 1/6)
  (* (pow x 2) 1/2)
  (* (pow x 3) 1/6)
  (* (pow x 2) 1/2)
  (* (pow x 2) (* (cbrt (+ (* x 1/6) 1/2)) (cbrt (+ (* x 1/6) 1/2))))
  (* (pow x 2) (sqrt (+ (* x 1/6) 1/2)))
  (pow x 2)
  (* (pow (cbrt x) 2) (+ (* x 1/6) 1/2))
  (* (+ (* x 1/6) 1/2) x)
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (+ (* x 1/6) 1/2) x)
  (* (cbrt (pow x 2)) (+ (* x 1/6) 1/2))
  (* (fabs x) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (+ (* x 1/6) 1/2) x)
  (* (pow x 2) (+ (pow (* x 1/6) 3) 1/8))
  (* (+ (* (pow x 2) 1/36) -1/4) (pow x 2))
  (* x 1/6)
  (* x 1/6)
  (* x 1/6)
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
  (* (pow x 2) (+ (* x 1/6) 1/2))
0.217 * * * [progress]: adding candidates to table
0.277 * * [progress]: iteration 3 / 4
0.277 * * * [progress]: picking best candidate
0.282 * * * * [pick]: Picked  #<alt (λ (x) (log (exp (- (exp x) 1.0))))>
0.282 * * * [progress]: localizing error
0.287 * * * [progress]: generating rewritten candidates
0.287 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
0.291 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.296 * * * [progress]: generating series expansions
0.297 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
0.297 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.297 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.297 * [taylor]: Taking taylor expansion of (exp x) in x
0.297 * [taylor]: Taking taylor expansion of x in x
0.297 * [taylor]: Taking taylor expansion of 1.0 in x
0.297 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.297 * [taylor]: Taking taylor expansion of (exp x) in x
0.297 * [taylor]: Taking taylor expansion of x in x
0.297 * [taylor]: Taking taylor expansion of 1.0 in x
0.298 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.298 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.298 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.298 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.298 * [taylor]: Taking taylor expansion of 1.0 in x
0.298 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.298 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.298 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.298 * [taylor]: Taking taylor expansion of 1.0 in x
0.298 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.298 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.298 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.298 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.298 * [taylor]: Taking taylor expansion of -1 in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.298 * [taylor]: Taking taylor expansion of 1.0 in x
0.298 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.298 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.298 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.298 * [taylor]: Taking taylor expansion of -1 in x
0.298 * [taylor]: Taking taylor expansion of x in x
0.298 * [taylor]: Taking taylor expansion of 1.0 in x
0.299 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.299 * [approximate]: Taking taylor expansion of (- (exp x) 1.0) in (x) around 0
0.299 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.299 * [taylor]: Taking taylor expansion of (exp x) in x
0.299 * [taylor]: Taking taylor expansion of x in x
0.299 * [taylor]: Taking taylor expansion of 1.0 in x
0.299 * [taylor]: Taking taylor expansion of (- (exp x) 1.0) in x
0.299 * [taylor]: Taking taylor expansion of (exp x) in x
0.299 * [taylor]: Taking taylor expansion of x in x
0.299 * [taylor]: Taking taylor expansion of 1.0 in x
0.300 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in (x) around 0
0.300 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.300 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.300 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of 1.0 in x
0.300 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) 1.0) in x
0.300 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.300 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of 1.0 in x
0.300 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in (x) around 0
0.300 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.300 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.300 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.300 * [taylor]: Taking taylor expansion of -1 in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.300 * [taylor]: Taking taylor expansion of 1.0 in x
0.300 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) 1.0) in x
0.300 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.300 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.300 * [taylor]: Taking taylor expansion of -1 in x
0.300 * [taylor]: Taking taylor expansion of x in x
0.301 * [taylor]: Taking taylor expansion of 1.0 in x
0.301 * * * [progress]: simplifying candidates
0.301 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (exp x)) (exp 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (* (* (- (exp x) 1.0) (- (exp x) 1.0)) (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* (exp x) (exp x)) (+ (* 1.0 1.0) (* (exp x) 1.0)))
  (neg 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (+ (sqrt (exp x)) (sqrt 1.0))
  (- (sqrt (exp x)) (sqrt 1.0))
  (- (exp x) 1.0)
  (neg 1.0)
  (log (exp (exp x)))
  (log (exp (neg 1.0)))
  (log (exp (exp x)))
  (log (exp (neg 1.0)))
  (log (* (cbrt (exp (- (exp x) 1.0))) (cbrt (exp (- (exp x) 1.0)))))
  (log (cbrt (exp (- (exp x) 1.0))))
  (log (sqrt (exp (- (exp x) 1.0))))
  (log (sqrt (exp (- (exp x) 1.0))))
  (log 1)
  (log (exp (- (exp x) 1.0)))
  (log (exp (exp x)))
  (log (exp 1.0))
  (log (exp (- (exp x) 1.0)))
  (log (exp (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))))
  (log (exp (sqrt (- (exp x) 1.0))))
  (log (exp 1))
  (log (exp (+ (sqrt (exp x)) (sqrt 1.0))))
  (log (exp 1))
  (log (log (exp (- (exp x) 1.0))))
  (exp (log (exp (- (exp x) 1.0))))
  (* (cbrt (log (exp (- (exp x) 1.0)))) (cbrt (log (exp (- (exp x) 1.0)))))
  (cbrt (log (exp (- (exp x) 1.0))))
  (* (* (log (exp (- (exp x) 1.0))) (log (exp (- (exp x) 1.0)))) (log (exp (- (exp x) 1.0))))
  (sqrt (log (exp (- (exp x) 1.0))))
  (sqrt (log (exp (- (exp x) 1.0))))
  (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
  (- (exp x) 1.0)
  (- (exp x) 1.0)
  (+ (* 1/2 (pow x 2)) (+ (* 1/6 (pow x 3)) x))
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.304 * * [simplify]: iteration  0 :  120  enodes  (cost  161 )
0.306 * * [simplify]: iteration  1 :  277  enodes  (cost  146 )
0.310 * * [simplify]: iteration  2 :  652  enodes  (cost  144 )
0.319 * * [simplify]: iteration  3 :  1859  enodes  (cost  144 )
0.361 * * [simplify]: iteration  4 :  5001  enodes  (cost  144 )
0.363 * [simplify]: Simplified to:
   (exp (- (exp x) 1.0))
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (pow (- (exp x) 1.0) 3)
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (- (pow (exp x) 3) (pow 1.0 3))
  (+ (* 1.0 (+ 1.0 (exp x))) (exp (+ x x)))
  (neg 1.0)
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (+ (sqrt (exp x)) (sqrt 1.0))
  (- (sqrt (exp x)) (sqrt 1.0))
  (- (exp x) 1.0)
  (neg 1.0)
  (exp x)
  (neg 1.0)
  (exp x)
  (neg 1.0)
  (* 2 (log (cbrt (exp (- (exp x) 1.0)))))
  (log (cbrt (exp (- (exp x) 1.0))))
  (log (sqrt (exp (- (exp x) 1.0))))
  (log (sqrt (exp (- (exp x) 1.0))))
  0
  (- (exp x) 1.0)
  (exp x)
  1.0
  (- (exp x) 1.0)
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (sqrt (- (exp x) 1.0))
  1
  (+ (sqrt (exp x)) (sqrt 1.0))
  1
  (log (- (exp x) 1.0))
  (exp (- (exp x) 1.0))
  (* (cbrt (- (exp x) 1.0)) (cbrt (- (exp x) 1.0)))
  (cbrt (- (exp x) 1.0))
  (pow (- (exp x) 1.0) 3)
  (sqrt (- (exp x) 1.0))
  (sqrt (- (exp x) 1.0))
  (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
  (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
  (- (exp x) 1.0)
  (- (exp x) 1.0)
0.363 * * * [progress]: adding candidates to table
0.404 * * [progress]: iteration 4 / 4
0.404 * * * [progress]: picking best candidate
0.406 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))>
0.406 * * * [progress]: localizing error
0.413 * * * [progress]: generating rewritten candidates
0.413 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1)
0.419 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1)
0.425 * * * * [progress]: [ 3 / 4 ] rewriting at (2)
0.435 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2)
0.442 * * * [progress]: generating series expansions
0.442 * * * * [progress]: [ 1 / 4 ] generating series at (2 1)
0.442 * [approximate]: Taking taylor expansion of (- (pow (exp x) 2) 1.0) in (x) around 0
0.442 * [taylor]: Taking taylor expansion of (- (pow (exp x) 2) 1.0) in x
0.442 * [taylor]: Taking taylor expansion of (pow (exp x) 2) in x
0.442 * [taylor]: Taking taylor expansion of (exp x) in x
0.442 * [taylor]: Taking taylor expansion of x in x
0.442 * [taylor]: Taking taylor expansion of 1.0 in x
0.442 * [taylor]: Taking taylor expansion of (- (pow (exp x) 2) 1.0) in x
0.442 * [taylor]: Taking taylor expansion of (pow (exp x) 2) in x
0.442 * [taylor]: Taking taylor expansion of (exp x) in x
0.442 * [taylor]: Taking taylor expansion of x in x
0.442 * [taylor]: Taking taylor expansion of 1.0 in x
0.443 * [approximate]: Taking taylor expansion of (- (pow (exp (/ 1 x)) 2) 1.0) in (x) around 0
0.443 * [taylor]: Taking taylor expansion of (- (pow (exp (/ 1 x)) 2) 1.0) in x
0.443 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in x
0.443 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.443 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.444 * [taylor]: Taking taylor expansion of 1.0 in x
0.444 * [taylor]: Taking taylor expansion of (- (pow (exp (/ 1 x)) 2) 1.0) in x
0.444 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in x
0.444 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.444 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.444 * [taylor]: Taking taylor expansion of x in x
0.444 * [taylor]: Taking taylor expansion of 1.0 in x
0.445 * [approximate]: Taking taylor expansion of (- (pow (exp (/ -1 x)) 2) 1.0) in (x) around 0
0.445 * [taylor]: Taking taylor expansion of (- (pow (exp (/ -1 x)) 2) 1.0) in x
0.445 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in x
0.445 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.445 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.445 * [taylor]: Taking taylor expansion of -1 in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of 1.0 in x
0.445 * [taylor]: Taking taylor expansion of (- (pow (exp (/ -1 x)) 2) 1.0) in x
0.445 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in x
0.445 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.445 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.445 * [taylor]: Taking taylor expansion of -1 in x
0.445 * [taylor]: Taking taylor expansion of x in x
0.445 * [taylor]: Taking taylor expansion of 1.0 in x
0.446 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1)
0.446 * [approximate]: Taking taylor expansion of (pow (exp x) 2) in (x) around 0
0.446 * [taylor]: Taking taylor expansion of (pow (exp x) 2) in x
0.446 * [taylor]: Taking taylor expansion of (exp x) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of (pow (exp x) 2) in x
0.446 * [taylor]: Taking taylor expansion of (exp x) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.447 * [approximate]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in (x) around 0
0.447 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in x
0.447 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.447 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.447 * [taylor]: Taking taylor expansion of x in x
0.447 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in x
0.447 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.447 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.447 * [taylor]: Taking taylor expansion of x in x
0.448 * [approximate]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in (x) around 0
0.448 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in x
0.448 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.448 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.448 * [taylor]: Taking taylor expansion of -1 in x
0.448 * [taylor]: Taking taylor expansion of x in x
0.448 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in x
0.448 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.448 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.448 * [taylor]: Taking taylor expansion of -1 in x
0.448 * [taylor]: Taking taylor expansion of x in x
0.449 * * * * [progress]: [ 3 / 4 ] generating series at (2)
0.449 * [approximate]: Taking taylor expansion of (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0)) in (x) around 0
0.449 * [taylor]: Taking taylor expansion of (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0)) in x
0.449 * [taylor]: Taking taylor expansion of (- (pow (exp x) 2) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (pow (exp x) 2) in x
0.449 * [taylor]: Taking taylor expansion of (exp x) 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 (+ (exp x) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (exp x) 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 (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0)) in x
0.449 * [taylor]: Taking taylor expansion of (- (pow (exp x) 2) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (pow (exp x) 2) in x
0.449 * [taylor]: Taking taylor expansion of (exp x) 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 (+ (exp x) 1.0) in x
0.449 * [taylor]: Taking taylor expansion of (exp x) in x
0.449 * [taylor]: Taking taylor expansion of x in x
0.449 * [taylor]: Taking taylor expansion of 1.0 in x
0.450 * [approximate]: Taking taylor expansion of (/ (- (pow (exp (/ 1 x)) 2) 1.0) (+ (exp (/ 1 x)) 1.0)) in (x) around 0
0.450 * [taylor]: Taking taylor expansion of (/ (- (pow (exp (/ 1 x)) 2) 1.0) (+ (exp (/ 1 x)) 1.0)) in x
0.450 * [taylor]: Taking taylor expansion of (- (pow (exp (/ 1 x)) 2) 1.0) in x
0.450 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in x
0.450 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.450 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.450 * [taylor]: Taking taylor expansion of x in x
0.451 * [taylor]: Taking taylor expansion of 1.0 in x
0.451 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
0.451 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.451 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.451 * [taylor]: Taking taylor expansion of x in x
0.451 * [taylor]: Taking taylor expansion of 1.0 in x
0.451 * [taylor]: Taking taylor expansion of (/ (- (pow (exp (/ 1 x)) 2) 1.0) (+ (exp (/ 1 x)) 1.0)) in x
0.451 * [taylor]: Taking taylor expansion of (- (pow (exp (/ 1 x)) 2) 1.0) in x
0.451 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) 2) in x
0.451 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.451 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.451 * [taylor]: Taking taylor expansion of x in x
0.451 * [taylor]: Taking taylor expansion of 1.0 in x
0.451 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
0.451 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.451 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.451 * [taylor]: Taking taylor expansion of x in x
0.451 * [taylor]: Taking taylor expansion of 1.0 in x
0.456 * [approximate]: Taking taylor expansion of (/ (- (pow (exp (/ -1 x)) 2) 1.0) (+ (exp (/ -1 x)) 1.0)) in (x) around 0
0.456 * [taylor]: Taking taylor expansion of (/ (- (pow (exp (/ -1 x)) 2) 1.0) (+ (exp (/ -1 x)) 1.0)) in x
0.456 * [taylor]: Taking taylor expansion of (- (pow (exp (/ -1 x)) 2) 1.0) in x
0.456 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in x
0.456 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.456 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.456 * [taylor]: Taking taylor expansion of -1 in x
0.456 * [taylor]: Taking taylor expansion of x in x
0.456 * [taylor]: Taking taylor expansion of 1.0 in x
0.456 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
0.456 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.456 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.456 * [taylor]: Taking taylor expansion of -1 in x
0.456 * [taylor]: Taking taylor expansion of x in x
0.456 * [taylor]: Taking taylor expansion of 1.0 in x
0.457 * [taylor]: Taking taylor expansion of (/ (- (pow (exp (/ -1 x)) 2) 1.0) (+ (exp (/ -1 x)) 1.0)) in x
0.457 * [taylor]: Taking taylor expansion of (- (pow (exp (/ -1 x)) 2) 1.0) in x
0.457 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) 2) in x
0.457 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.457 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.457 * [taylor]: Taking taylor expansion of -1 in x
0.457 * [taylor]: Taking taylor expansion of x in x
0.457 * [taylor]: Taking taylor expansion of 1.0 in x
0.457 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
0.457 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.457 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.457 * [taylor]: Taking taylor expansion of -1 in x
0.457 * [taylor]: Taking taylor expansion of x in x
0.457 * [taylor]: Taking taylor expansion of 1.0 in x
0.460 * * * * [progress]: [ 4 / 4 ] generating series at (2 2)
0.460 * [approximate]: Taking taylor expansion of (+ (exp x) 1.0) in (x) around 0
0.460 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
0.460 * [taylor]: Taking taylor expansion of (exp x) in x
0.460 * [taylor]: Taking taylor expansion of x in x
0.460 * [taylor]: Taking taylor expansion of 1.0 in x
0.460 * [taylor]: Taking taylor expansion of (+ (exp x) 1.0) in x
0.460 * [taylor]: Taking taylor expansion of (exp x) in x
0.460 * [taylor]: Taking taylor expansion of x in x
0.460 * [taylor]: Taking taylor expansion of 1.0 in x
0.461 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in (x) around 0
0.461 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
0.461 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.461 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.461 * [taylor]: Taking taylor expansion of x in x
0.461 * [taylor]: Taking taylor expansion of 1.0 in x
0.461 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) 1.0) in x
0.461 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.461 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.461 * [taylor]: Taking taylor expansion of x in x
0.461 * [taylor]: Taking taylor expansion of 1.0 in x
0.461 * [approximate]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in (x) around 0
0.461 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
0.461 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.461 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.461 * [taylor]: Taking taylor expansion of -1 in x
0.461 * [taylor]: Taking taylor expansion of x in x
0.461 * [taylor]: Taking taylor expansion of 1.0 in x
0.461 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) 1.0) in x
0.461 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.461 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.461 * [taylor]: Taking taylor expansion of -1 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 * * * [progress]: simplifying candidates
0.463 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (* (exp x) (exp x))) (exp (* 1.0 1.0)))
  (log (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (exp (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (* (* (- (* (exp x) (exp x)) (* 1.0 1.0)) (- (* (exp x) (exp x)) (* 1.0 1.0))) (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (- (pow (* (exp x) (exp x)) 3) (pow (* 1.0 1.0) 3))
  (+ (* (* (exp x) (exp x)) (* (exp x) (exp x))) (+ (* (* 1.0 1.0) (* 1.0 1.0)) (* (* (exp x) (exp x)) (* 1.0 1.0))))
  (neg (* 1.0 1.0))
  (- (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (* 1.0 1.0) (* 1.0 1.0)))
  (+ (* (exp x) (exp x)) (* 1.0 1.0))
  (+ (exp x) 1.0)
  (- (exp x) 1.0)
  (neg (* 1.0 1.0))
  (+ 1 1)
  (+ (cbrt x) (cbrt x))
  (+ (sqrt x) (sqrt x))
  (+ x x)
  (* (exp x) (exp x))
  (* (exp (* (cbrt x) (cbrt x))) (exp (* (cbrt x) (cbrt x))))
  (* (exp (sqrt x)) (exp (sqrt x)))
  (* (exp 1) (exp 1))
  (+ 1 1)
  (+ x x)
  (log (* (exp x) (exp x)))
  (exp (* (exp x) (exp x)))
  (* (* (* (exp x) (exp x)) (exp x)) (* (* (exp x) (exp x)) (exp x)))
  (* (cbrt (* (exp x) (exp x))) (cbrt (* (exp x) (exp x))))
  (cbrt (* (exp x) (exp x)))
  (* (* (* (exp x) (exp x)) (* (exp x) (exp x))) (* (exp x) (exp x)))
  (sqrt (* (exp x) (exp x)))
  (sqrt (* (exp x) (exp x)))
  (* (* (cbrt (exp x)) (cbrt (exp x))) (* (cbrt (exp x)) (cbrt (exp x))))
  (* (cbrt (exp x)) (cbrt (exp x)))
  (* (sqrt (exp x)) (sqrt (exp x)))
  (* (sqrt (exp x)) (sqrt (exp x)))
  (* 1 1)
  (* (exp x) (exp x))
  (* (sqrt (exp x)) (sqrt (exp x)))
  (* (sqrt (exp x)) (sqrt (exp x)))
  (* 2 1)
  (* 2 (cbrt x))
  (* 2 (sqrt x))
  (* 2 x)
  (* (exp x) (* (cbrt (exp x)) (cbrt (exp x))))
  (* (exp x) (sqrt (exp x)))
  (* (exp x) 1)
  (* (cbrt (exp x)) (exp x))
  (* (sqrt (exp x)) (exp x))
  (* (exp x) (exp x))
  (- (log (- (* (exp x) (exp x)) (* 1.0 1.0))) (log (+ (exp x) 1.0)))
  (log (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (exp (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (/ (* (* (- (* (exp x) (exp x)) (* 1.0 1.0)) (- (* (exp x) (exp x)) (* 1.0 1.0))) (- (* (exp x) (exp x)) (* 1.0 1.0))) (* (* (+ (exp x) 1.0) (+ (exp x) 1.0)) (+ (exp x) 1.0)))
  (* (cbrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))) (cbrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))))
  (cbrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (* (* (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)) (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))) (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (sqrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (sqrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (neg (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (neg (+ (exp x) 1.0))
  (/ (* (exp x) (exp x)) (+ (exp x) 1.0))
  (/ (* 1.0 1.0) (+ (exp x) 1.0))
  (/ (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))) (sqrt (+ (exp x) 1.0)))
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))) 1)
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))) 1)
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) 1)
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) 1)
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ 1 (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (cbrt (+ (exp x) 1.0)))
  (/ 1 (sqrt (+ (exp x) 1.0)))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  (/ 1 1)
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))
  (/ 1 1)
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp x) 1.0) (cbrt (+ (exp x) 1.0)))
  (/ (+ (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (- (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (+ (exp x) 1.0) 1)
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) 1)
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (/ 1 (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) 1)
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) 1)
  (/ (+ (exp x) 1.0) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (/ (+ (exp x) 1.0) (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (/ (+ (exp x) 1.0) (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (/ (+ (exp x) 1.0) (- (exp x) 1.0))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (pow (exp x) 3) (pow 1.0 3)))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (* (+ (exp x) 1.0) (+ (* (* (exp x) (exp x)) (* (exp x) (exp x))) (+ (* (* 1.0 1.0) (* 1.0 1.0)) (* (* (exp x) (exp x)) (* 1.0 1.0)))))
  (* (+ (exp x) 1.0) (+ (* (exp x) (exp x)) (* 1.0 1.0)))
  (* (exp (exp x)) (exp 1.0))
  (log (+ (exp x) 1.0))
  (exp (+ (exp x) 1.0))
  (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0)))
  (cbrt (+ (exp x) 1.0))
  (* (* (+ (exp x) 1.0) (+ (exp x) 1.0)) (+ (exp x) 1.0))
  (sqrt (+ (exp x) 1.0))
  (sqrt (+ (exp x) 1.0))
  (+ (pow (exp x) 3) (pow 1.0 3))
  (+ (* (exp x) (exp x)) (- (* 1.0 1.0) (* (exp x) 1.0)))
  (- (* (exp x) (exp x)) (* 1.0 1.0))
  (- (exp x) 1.0)
  (+ (exp x) 1.0)
  (+ (* 2 (pow x 2)) (+ (* 4/3 (pow x 3)) (* 2 x)))
  (- (pow (exp x) 2) 1.0)
  (- (pow (exp x) 2) 1.0)
  (+ (* 2 (pow x 2)) (+ (* 2 x) 1))
  (pow (exp x) 2)
  (pow (exp x) 2)
  (+ (* 0.5 (pow x 2)) (+ (* 0.16666666666666663 (pow x 3)) (* 1.0 x)))
  (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0))
  (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0))
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ (exp x) 1.0)
  (+ (exp x) 1.0)
0.469 * * [simplify]: iteration  0 :  376  enodes  (cost  823 )
0.476 * * [simplify]: iteration  1 :  1712  enodes  (cost  737 )
0.510 * * [simplify]: iteration  2 :  5001  enodes  (cost  719 )
0.514 * [simplify]: Simplified to:
   (exp (- (pow (exp x) 2) (* 1.0 1.0)))
  (log (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (exp (- (pow (exp x) 2) (* 1.0 1.0)))
  (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (pow (- (pow (exp x) 2) (* 1.0 1.0)) 3)
  (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (+ (neg (pow (* 1.0 1.0) 3)) (pow (exp x) 6))
  (+ (+ (pow (exp x) 4) (* (* (pow (exp x) 2) 1.0) 1.0)) (pow 1.0 4))
  (neg (* 1.0 1.0))
  (+ (neg (* (pow 1.0 3) 1.0)) (pow (exp x) 4))
  (+ (* 1.0 1.0) (pow (exp x) 2))
  (+ (exp x) 1.0)
  (- (exp x) 1.0)
  (neg (* 1.0 1.0))
  2
  (* 2 (cbrt x))
  (* 2 (sqrt x))
  (* 2 x)
  (pow (exp x) 2)
  (pow (exp (cbrt x)) (* 2 (cbrt x)))
  (exp (* 2 (sqrt x)))
  (exp 2)
  2
  (* 2 x)
  (* 2 x)
  (exp (pow (exp x) 2))
  (pow (exp x) 6)
  (* (cbrt (* (exp x) (exp x))) (cbrt (* (exp x) (exp x))))
  (cbrt (* (exp x) (exp x)))
  (pow (exp x) 6)
  (fabs (exp x))
  (fabs (exp x))
  (pow (cbrt (exp x)) 4)
  (* (cbrt (exp x)) (cbrt (exp x)))
  (exp x)
  (exp x)
  1
  (pow (exp x) 2)
  (exp x)
  (exp x)
  2
  (* 2 (cbrt x))
  (* 2 (sqrt x))
  (* 2 x)
  (* (exp x) (* (cbrt (exp x)) (cbrt (exp x))))
  (pow (sqrt (exp x)) 3)
  (exp x)
  (pow (cbrt (exp x)) 4)
  (pow (sqrt (exp x)) 3)
  (pow (exp x) 2)
  (log (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (log (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (exp (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (pow (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)) 3)
  (* (cbrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))) (cbrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))))
  (cbrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (pow (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)) 3)
  (sqrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (sqrt (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0)))
  (neg (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (neg (+ (exp x) 1.0))
  (/ (pow (exp x) 2) (+ (exp x) 1.0))
  (/ (* 1.0 1.0) (+ (exp x) 1.0))
  (/ (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0)))) (sqrt (+ (exp x) 1.0)))
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (* (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (/ (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (cbrt (+ (exp x) 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (sqrt (+ (exp x) 1.0)))
  (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0)))
  (/ (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))) (+ (exp x) 1.0))
  (/ 1 (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (cbrt (+ (exp x) 1.0)))
  (/ 1 (sqrt (+ (exp x) 1.0)))
  (/ (- (pow (exp x) 2) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  1
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))
  1
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (+ (exp x) 1.0))
  (/ (+ (exp x) 1.0) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (exp x) 1.0) (cbrt (+ (exp x) 1.0)))
  (/ (+ (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (/ (- (exp x) 1.0) (sqrt (+ (exp x) 1.0)))
  (+ (exp x) 1.0)
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (+ (exp x) 1.0)
  (/ (- (exp x) 1.0) (+ (exp x) 1.0))
  (/ 1 (+ (exp x) 1.0))
  (/ 1 (- (exp x) 1.0))
  (/ (- (* (exp x) (exp x)) (* 1.0 1.0)) (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0))))
  (/ (- (pow (exp x) 2) (* 1.0 1.0)) (sqrt (+ (exp x) 1.0)))
  (- (pow (exp x) 2) (* 1.0 1.0))
  (- (pow (exp x) 2) (* 1.0 1.0))
  (/ (+ (exp x) 1.0) (cbrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (/ (+ (exp x) 1.0) (sqrt (- (* (exp x) (exp x)) (* 1.0 1.0))))
  (/ 1 (- (exp x) 1.0))
  (/ (+ (exp x) 1.0) (- (exp x) 1.0))
  (/ (- (pow (exp x) 2) (* 1.0 1.0)) (+ (pow (exp x) 3) (pow 1.0 3)))
  1
  (* (+ (+ (pow (exp x) 4) (* (* (pow (exp x) 2) 1.0) 1.0)) (pow 1.0 4)) (+ (exp x) 1.0))
  (* (+ (* 1.0 1.0) (pow (exp x) 2)) (+ (exp x) 1.0))
  (exp (+ (exp x) 1.0))
  (log (+ (exp x) 1.0))
  (exp (+ (exp x) 1.0))
  (* (cbrt (+ (exp x) 1.0)) (cbrt (+ (exp x) 1.0)))
  (cbrt (+ (exp x) 1.0))
  (pow (+ (exp x) 1.0) 3)
  (sqrt (+ (exp x) 1.0))
  (sqrt (+ (exp x) 1.0))
  (+ (pow (exp x) 3) (pow 1.0 3))
  (+ (* 1.0 (- 1.0 (exp x))) (pow (exp x) 2))
  (- (pow (exp x) 2) (* 1.0 1.0))
  (- (exp x) 1.0)
  (+ (exp x) 1.0)
  (+ (* 2 (+ (pow x 2) x)) (* 4/3 (pow x 3)))
  (- (pow (exp x) 2) 1.0)
  (- (pow (exp x) 2) 1.0)
  (+ 1 (* 2 (+ (pow x 2) x)))
  (pow (exp x) 2)
  (pow (exp x) 2)
  (+ (* 0.5 (pow x 2)) (+ (* 0.16666666666666663 (pow x 3)) (* 1.0 x)))
  (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0))
  (/ (- (pow (exp x) 2) 1.0) (+ (exp x) 1.0))
  (+ (* 1/2 (pow x 2)) (+ x 2.0))
  (+ (exp x) 1.0)
  (+ (exp x) 1.0)
0.515 * * * [progress]: adding candidates to table
0.631 * [progress]: [Phase 3 of 3] Extracting.
0.631 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (- (/ (pow (exp x) 2) (+ (exp x) 1.0)) (/ (* 1.0 1.0) (+ (exp x) 1.0))))> #<alt (λ (x) (log (exp (- (exp x) 1.0))))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.632 * * * [regime-changes]: Trying 3 branch expressions: ((exp x) (- (exp x) 1.0) x)
0.632 * * * * [regimes]: Trying to branch on (exp x) from (#<alt (λ (x) (- (/ (pow (exp x) 2) (+ (exp x) 1.0)) (/ (* 1.0 1.0) (+ (exp x) 1.0))))> #<alt (λ (x) (log (exp (- (exp x) 1.0))))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.656 * * * * [regimes]: Trying to branch on (exp x) from (#<alt (λ (x) (- (/ (pow (exp x) 2) (+ (exp x) 1.0)) (/ (* 1.0 1.0) (+ (exp x) 1.0))))> #<alt (λ (x) (log (exp (- (exp x) 1.0))))>)
0.681 * * * * [regimes]: Trying to branch on (- (exp x) 1.0) from (#<alt (λ (x) (- (/ (pow (exp x) 2) (+ (exp x) 1.0)) (/ (* 1.0 1.0) (+ (exp x) 1.0))))> #<alt (λ (x) (log (exp (- (exp x) 1.0))))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.706 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (- (/ (pow (exp x) 2) (+ (exp x) 1.0)) (/ (* 1.0 1.0) (+ (exp x) 1.0))))> #<alt (λ (x) (log (exp (- (exp x) 1.0))))> #<alt (λ (x) (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x))>)
0.733 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
0.733 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
0.734 * * [simplify]: iteration  0 :  13  enodes  (cost  5 )
0.734 * * [simplify]: iteration  1 :  13  enodes  (cost  5 )
0.734 * [simplify]: Simplified to:
   (+ (* (pow x 2) (+ (* x 1/6) 1/2)) x)
2.245 * [regime-testing]: End program error score: 0.44260324748080115
2.298 * [regime-testing]: Target error score: 0.45423012090077974