15.510 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.070 * * * [progress]: [2/2] Setting up program.
0.073 * [progress]: [Phase 2 of 3] Improving.
0.073 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (exp x) (exp (neg x))) 2.0)
0.075 * * [simplify]: iteration  0 :  14  enodes  (cost  5 )
0.076 * * [simplify]: iteration  1 :  23  enodes  (cost  5 )
0.077 * * [simplify]: iteration  2 :  31  enodes  (cost  5 )
0.078 * * [simplify]: iteration  3 :  36  enodes  (cost  5 )
0.079 * * [simplify]: iteration  4 :  41  enodes  (cost  5 )
0.080 * * [simplify]: iteration  5 :  65  enodes  (cost  5 )
0.082 * * [simplify]: iteration  6 :  103  enodes  (cost  5 )
0.084 * * [simplify]: iteration  7 :  243  enodes  (cost  5 )
0.095 * * [simplify]: iteration  8 :  1563  enodes  (cost  5 )
0.205 * * [simplify]: iteration  9 :  5001  enodes  (cost  5 )
0.205 * [simplify]: Simplified to:
   (/ (- (exp x) (exp (neg x))) 2.0)
0.206 * * [progress]: iteration 1 / 4
0.206 * * * [progress]: picking best candidate
0.208 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (exp x) (exp (neg x))) 2.0))>
0.208 * * * [progress]: localizing error
0.214 * * * [progress]: generating rewritten candidates
0.214 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.219 * * * [progress]: generating series expansions
0.219 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.219 * [approximate]: Taking taylor expansion of (- (exp x) (exp (neg x))) in (x) around 0
0.219 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.219 * [taylor]: Taking taylor expansion of (exp x) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.219 * [taylor]: Taking taylor expansion of (neg x) in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.219 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.220 * [taylor]: Taking taylor expansion of (exp x) in x
0.220 * [taylor]: Taking taylor expansion of x in x
0.220 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.220 * [taylor]: Taking taylor expansion of (neg x) in x
0.220 * [taylor]: Taking taylor expansion of x in x
0.223 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.223 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.223 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.223 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.223 * [taylor]: Taking taylor expansion of x in x
0.223 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.223 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.223 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.223 * [taylor]: Taking taylor expansion of x in x
0.223 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.223 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.223 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.223 * [taylor]: Taking taylor expansion of x in x
0.223 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.223 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.223 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.223 * [taylor]: Taking taylor expansion of x in x
0.223 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in (x) around 0
0.223 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.223 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.223 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.223 * [taylor]: Taking taylor expansion of -1 in x
0.224 * [taylor]: Taking taylor expansion of x in x
0.224 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.224 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.224 * [taylor]: Taking taylor expansion of x in x
0.224 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.224 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.224 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.224 * [taylor]: Taking taylor expansion of -1 in x
0.224 * [taylor]: Taking taylor expansion of x in x
0.224 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.224 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.224 * [taylor]: Taking taylor expansion of x in x
0.224 * * * [progress]: simplifying candidates
0.225 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (exp x)) (exp (exp (neg x))))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (cbrt (- (exp x) (exp (neg x))))
  (* (* (- (exp x) (exp (neg x))) (- (exp x) (exp (neg x)))) (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (- (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (* (exp x) (exp x)) (+ (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp (neg x)))))
  (neg (exp (neg x)))
  (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))
  (+ (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (exp x) (exp (neg x)))
  (neg (exp (neg x)))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (* -1 x)))
0.227 * * [simplify]: iteration  0 :  100  enodes  (cost  120 )
0.229 * * [simplify]: iteration  1 :  257  enodes  (cost  106 )
0.233 * * [simplify]: iteration  2 :  785  enodes  (cost  105 )
0.253 * * [simplify]: iteration  3 :  5001  enodes  (cost  103 )
0.254 * [simplify]: Simplified to:
   (exp (- (exp x) (exp (neg x))))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (cbrt (- (exp x) (exp (neg x))))
  (pow (- (exp x) (exp (* -1 x))) 3)
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (- (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (+ 1 (exp (+ x x))) (pow (exp x) -2))
  (/ -1 (exp x))
  (* (exp x) (- (exp x) (pow (exp x) -3)))
  (+ (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (exp x) (exp (* -1 x)))
  (/ -1 (exp x))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (exp x) (exp (* -1 x)))
  (- (exp x) (exp (* -1 x)))
0.254 * * * [progress]: adding candidates to table
0.289 * * [progress]: iteration 2 / 4
0.289 * * * [progress]: picking best candidate
0.294 * * * * [pick]: Picked  #<alt (λ (x) (/ (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))>
0.294 * * * [progress]: localizing error
0.306 * * * [progress]: generating rewritten candidates
0.306 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1)
0.313 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1 2 1)
0.320 * * * [progress]: generating series expansions
0.321 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1)
0.321 * [approximate]: Taking taylor expansion of (* 1/3 (pow x 3)) in (x) around 0
0.321 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.321 * [taylor]: Taking taylor expansion of 1/3 in x
0.321 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.321 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.321 * [taylor]: Taking taylor expansion of 1/3 in x
0.321 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.322 * [approximate]: Taking taylor expansion of (/ 1/3 (pow x 3)) in (x) around 0
0.322 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.322 * [taylor]: Taking taylor expansion of 1/3 in x
0.322 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.322 * [taylor]: Taking taylor expansion of 1/3 in x
0.322 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.323 * [approximate]: Taking taylor expansion of (/ -1/3 (pow x 3)) in (x) around 0
0.323 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.323 * [taylor]: Taking taylor expansion of -1/3 in x
0.323 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.323 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.323 * [taylor]: Taking taylor expansion of -1/3 in x
0.323 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.323 * [taylor]: Taking taylor expansion of x in x
0.324 * * * * [progress]: [ 2 / 2 ] generating series at (2 1 2 1)
0.324 * [approximate]: Taking taylor expansion of (* 1/60 (pow x 5)) in (x) around 0
0.324 * [taylor]: Taking taylor expansion of (* 1/60 (pow x 5)) in x
0.324 * [taylor]: Taking taylor expansion of 1/60 in x
0.324 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.324 * [taylor]: Taking taylor expansion of (* 1/60 (pow x 5)) in x
0.324 * [taylor]: Taking taylor expansion of 1/60 in x
0.324 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.324 * [taylor]: Taking taylor expansion of x in x
0.326 * [approximate]: Taking taylor expansion of (/ 1/60 (pow x 5)) in (x) around 0
0.326 * [taylor]: Taking taylor expansion of (/ 1/60 (pow x 5)) in x
0.326 * [taylor]: Taking taylor expansion of 1/60 in x
0.326 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (/ 1/60 (pow x 5)) in x
0.326 * [taylor]: Taking taylor expansion of 1/60 in x
0.326 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.327 * [approximate]: Taking taylor expansion of (/ -1/60 (pow x 5)) in (x) around 0
0.327 * [taylor]: Taking taylor expansion of (/ -1/60 (pow x 5)) in x
0.327 * [taylor]: Taking taylor expansion of -1/60 in x
0.327 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (/ -1/60 (pow x 5)) in x
0.327 * [taylor]: Taking taylor expansion of -1/60 in x
0.327 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.329 * * * [progress]: simplifying candidates
0.329 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (log 1/3) (* (log x) 3))
  (+ (log 1/3) (* (log x) 3))
  (+ (log 1/3) (log (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (exp (* 1/3 (pow x 3)))
  (* (* (* 1/3 1/3) 1/3) (* (* (pow x 3) (pow x 3)) (pow x 3)))
  (* (cbrt (* 1/3 (pow x 3))) (cbrt (* 1/3 (pow x 3))))
  (cbrt (* 1/3 (pow x 3)))
  (* (* (* 1/3 (pow x 3)) (* 1/3 (pow x 3))) (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (pow x (/ 3 2)))
  (* (sqrt 1/3) (pow x (/ 3 2)))
  (* 1/3 (pow (* (cbrt x) (cbrt x)) 3))
  (* 1/3 (pow (sqrt x) 3))
  (* 1/3 (pow 1 3))
  (* 1/3 (* x x))
  (* 1/3 (* (cbrt (pow x 3)) (cbrt (pow x 3))))
  (* 1/3 (pow (* (cbrt x) (cbrt x)) 3))
  (* 1/3 (pow (sqrt x) 3))
  (* 1/3 (pow 1 3))
  (* 1/3 x)
  (* 1/3 (sqrt (pow x 3)))
  (* 1/3 1)
  (* 1/3 (pow x (/ 3 2)))
  (* (cbrt 1/3) (pow x 3))
  (* (sqrt 1/3) (pow x 3))
  (* 1/3 (pow x 3))
  (+ (log 1/60) (* (log x) 5))
  (+ (log 1/60) (* (log x) 5))
  (+ (log 1/60) (log (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (exp (* 1/60 (pow x 5)))
  (* (* (* 1/60 1/60) 1/60) (* (* (pow x 5) (pow x 5)) (pow x 5)))
  (* (cbrt (* 1/60 (pow x 5))) (cbrt (* 1/60 (pow x 5))))
  (cbrt (* 1/60 (pow x 5)))
  (* (* (* 1/60 (pow x 5)) (* 1/60 (pow x 5))) (* 1/60 (pow x 5)))
  (sqrt (* 1/60 (pow x 5)))
  (sqrt (* 1/60 (pow x 5)))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (pow x (/ 5 2)))
  (* (sqrt 1/60) (pow x (/ 5 2)))
  (* 1/60 (pow (* (cbrt x) (cbrt x)) 5))
  (* 1/60 (pow (sqrt x) 5))
  (* 1/60 (pow 1 5))
  (* 1/60 (* (cbrt (pow x 5)) (cbrt (pow x 5))))
  (* 1/60 (sqrt (pow x 5)))
  (* 1/60 1)
  (* 1/60 (pow x (/ 5 2)))
  (* (cbrt 1/60) (pow x 5))
  (* (sqrt 1/60) (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
0.333 * * [simplify]: iteration  0 :  208  enodes  (cost  209 )
0.337 * * [simplify]: iteration  1 :  871  enodes  (cost  193 )
0.358 * * [simplify]: iteration  2 :  4636  enodes  (cost  193 )
0.512 * * [simplify]: iteration  3 :  5001  enodes  (cost  193 )
0.514 * [simplify]: Simplified to:
   (log (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (exp (* 1/3 (pow x 3)))
  (pow (* 1/3 (pow x 3)) 3)
  (* (cbrt (* 1/3 (pow x 3))) (cbrt (* 1/3 (pow x 3))))
  (cbrt (* 1/3 (pow x 3)))
  (pow (* 1/3 (pow x 3)) 3)
  (sqrt (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (pow x 3/2))
  (* (sqrt 1/3) (pow x 3/2))
  (* (* 1/3 x) x)
  (* 1/3 (pow (sqrt x) 3))
  1/3
  (* (* 1/3 x) x)
  (* (* 1/3 x) x)
  (* (* 1/3 x) x)
  (* 1/3 (pow (sqrt x) 3))
  1/3
  (* 1/3 x)
  (* 1/3 (sqrt (pow x 3)))
  1/3
  (* 1/3 (pow x 3/2))
  (* (cbrt 1/3) (pow x 3))
  (* (sqrt 1/3) (pow x 3))
  (* 1/3 (pow x 3))
  (log (* 1/60 (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (exp (* 1/60 (pow x 5)))
  (pow (* 1/60 (pow x 5)) 3)
  (* (cbrt (* 1/60 (pow x 5))) (cbrt (* 1/60 (pow x 5))))
  (cbrt (* 1/60 (pow x 5)))
  (pow (* 1/60 (pow x 5)) 3)
  (sqrt (* 1/60 (pow x 5)))
  (sqrt (* 1/60 (pow x 5)))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (pow x 5/2))
  (* (sqrt 1/60) (pow x 5/2))
  (* 1/60 (pow (* (cbrt x) (cbrt x)) 5))
  (* 1/60 (pow (sqrt x) 5))
  1/60
  (* 1/60 (* (cbrt (pow x 5)) (cbrt (pow x 5))))
  (* 1/60 (sqrt (pow x 5)))
  1/60
  (* 1/60 (pow x 5/2))
  (* (cbrt 1/60) (pow x 5))
  (* (sqrt 1/60) (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
0.515 * * * [progress]: adding candidates to table
0.602 * * [progress]: iteration 3 / 4
0.602 * * * [progress]: picking best candidate
0.608 * * * * [pick]: Picked  #<alt (λ (x) (/ (+ (log (exp (* 1/3 (pow x 3)))) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))>
0.608 * * * [progress]: localizing error
0.621 * * * [progress]: generating rewritten candidates
0.621 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1 1)
0.623 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1 1 1)
0.630 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 2 1)
0.637 * * * [progress]: generating series expansions
0.637 * * * * [progress]: [ 1 / 3 ] generating series at (2 1 1)
0.637 * [approximate]: Taking taylor expansion of (* 1/3 (pow x 3)) in (x) around 0
0.637 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.637 * [taylor]: Taking taylor expansion of 1/3 in x
0.637 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.637 * [taylor]: Taking taylor expansion of x in x
0.637 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.637 * [taylor]: Taking taylor expansion of 1/3 in x
0.637 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.637 * [taylor]: Taking taylor expansion of x in x
0.638 * [approximate]: Taking taylor expansion of (/ 1/3 (pow x 3)) in (x) around 0
0.638 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.638 * [taylor]: Taking taylor expansion of 1/3 in x
0.638 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.638 * [taylor]: Taking taylor expansion of x in x
0.638 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.638 * [taylor]: Taking taylor expansion of 1/3 in x
0.638 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.638 * [taylor]: Taking taylor expansion of x in x
0.640 * [approximate]: Taking taylor expansion of (/ -1/3 (pow x 3)) in (x) around 0
0.640 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.640 * [taylor]: Taking taylor expansion of -1/3 in x
0.640 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.640 * [taylor]: Taking taylor expansion of x in x
0.640 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.640 * [taylor]: Taking taylor expansion of -1/3 in x
0.640 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.640 * [taylor]: Taking taylor expansion of x in x
0.641 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1 1 1)
0.641 * [approximate]: Taking taylor expansion of (* 1/3 (pow x 3)) in (x) around 0
0.641 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.641 * [taylor]: Taking taylor expansion of 1/3 in x
0.641 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.641 * [taylor]: Taking taylor expansion of x in x
0.641 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.641 * [taylor]: Taking taylor expansion of 1/3 in x
0.641 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.641 * [taylor]: Taking taylor expansion of x in x
0.642 * [approximate]: Taking taylor expansion of (/ 1/3 (pow x 3)) in (x) around 0
0.642 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.642 * [taylor]: Taking taylor expansion of 1/3 in x
0.642 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.642 * [taylor]: Taking taylor expansion of x in x
0.642 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.642 * [taylor]: Taking taylor expansion of 1/3 in x
0.642 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.642 * [taylor]: Taking taylor expansion of x in x
0.643 * [approximate]: Taking taylor expansion of (/ -1/3 (pow x 3)) in (x) around 0
0.643 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.643 * [taylor]: Taking taylor expansion of -1/3 in x
0.643 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.643 * [taylor]: Taking taylor expansion of x in x
0.644 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.644 * [taylor]: Taking taylor expansion of -1/3 in x
0.644 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.644 * [taylor]: Taking taylor expansion of x in x
0.645 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 2 1)
0.645 * [approximate]: Taking taylor expansion of (* 1/60 (pow x 5)) in (x) around 0
0.645 * [taylor]: Taking taylor expansion of (* 1/60 (pow x 5)) in x
0.645 * [taylor]: Taking taylor expansion of 1/60 in x
0.645 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.645 * [taylor]: Taking taylor expansion of x in x
0.645 * [taylor]: Taking taylor expansion of (* 1/60 (pow x 5)) in x
0.645 * [taylor]: Taking taylor expansion of 1/60 in x
0.645 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.645 * [taylor]: Taking taylor expansion of x in x
0.646 * [approximate]: Taking taylor expansion of (/ 1/60 (pow x 5)) in (x) around 0
0.646 * [taylor]: Taking taylor expansion of (/ 1/60 (pow x 5)) in x
0.646 * [taylor]: Taking taylor expansion of 1/60 in x
0.646 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.646 * [taylor]: Taking taylor expansion of x in x
0.646 * [taylor]: Taking taylor expansion of (/ 1/60 (pow x 5)) in x
0.646 * [taylor]: Taking taylor expansion of 1/60 in x
0.646 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.646 * [taylor]: Taking taylor expansion of x in x
0.647 * [approximate]: Taking taylor expansion of (/ -1/60 (pow x 5)) in (x) around 0
0.647 * [taylor]: Taking taylor expansion of (/ -1/60 (pow x 5)) in x
0.648 * [taylor]: Taking taylor expansion of -1/60 in x
0.648 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of (/ -1/60 (pow x 5)) in x
0.648 * [taylor]: Taking taylor expansion of -1/60 in x
0.648 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.649 * * * [progress]: simplifying candidates
0.650 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (* (cbrt (exp (* 1/3 (pow x 3)))) (cbrt (exp (* 1/3 (pow x 3))))))
  (log (cbrt (exp (* 1/3 (pow x 3)))))
  (log (sqrt (exp (* 1/3 (pow x 3)))))
  (log (sqrt (exp (* 1/3 (pow x 3)))))
  (log 1)
  (log (exp (* 1/3 (pow x 3))))
  (log (exp 1/3))
  (log (exp (* 1/3 (pow x 3))))
  (log (exp 1/3))
  (log (log (exp (* 1/3 (pow x 3)))))
  (exp (log (exp (* 1/3 (pow x 3)))))
  (* (cbrt (log (exp (* 1/3 (pow x 3))))) (cbrt (log (exp (* 1/3 (pow x 3))))))
  (cbrt (log (exp (* 1/3 (pow x 3)))))
  (* (* (log (exp (* 1/3 (pow x 3)))) (log (exp (* 1/3 (pow x 3))))) (log (exp (* 1/3 (pow x 3)))))
  (sqrt (log (exp (* 1/3 (pow x 3)))))
  (sqrt (log (exp (* 1/3 (pow x 3)))))
  (+ (log 1/3) (* (log x) 3))
  (+ (log 1/3) (* (log x) 3))
  (+ (log 1/3) (log (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (exp (* 1/3 (pow x 3)))
  (* (* (* 1/3 1/3) 1/3) (* (* (pow x 3) (pow x 3)) (pow x 3)))
  (* (cbrt (* 1/3 (pow x 3))) (cbrt (* 1/3 (pow x 3))))
  (cbrt (* 1/3 (pow x 3)))
  (* (* (* 1/3 (pow x 3)) (* 1/3 (pow x 3))) (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (pow x (/ 3 2)))
  (* (sqrt 1/3) (pow x (/ 3 2)))
  (* 1/3 (pow (* (cbrt x) (cbrt x)) 3))
  (* 1/3 (pow (sqrt x) 3))
  (* 1/3 (pow 1 3))
  (* 1/3 (* x x))
  (* 1/3 (* (cbrt (pow x 3)) (cbrt (pow x 3))))
  (* 1/3 (pow (* (cbrt x) (cbrt x)) 3))
  (* 1/3 (pow (sqrt x) 3))
  (* 1/3 (pow 1 3))
  (* 1/3 x)
  (* 1/3 (sqrt (pow x 3)))
  (* 1/3 1)
  (* 1/3 (pow x (/ 3 2)))
  (* (cbrt 1/3) (pow x 3))
  (* (sqrt 1/3) (pow x 3))
  (* 1/3 (pow x 3))
  (+ (log 1/60) (* (log x) 5))
  (+ (log 1/60) (* (log x) 5))
  (+ (log 1/60) (log (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (exp (* 1/60 (pow x 5)))
  (* (* (* 1/60 1/60) 1/60) (* (* (pow x 5) (pow x 5)) (pow x 5)))
  (* (cbrt (* 1/60 (pow x 5))) (cbrt (* 1/60 (pow x 5))))
  (cbrt (* 1/60 (pow x 5)))
  (* (* (* 1/60 (pow x 5)) (* 1/60 (pow x 5))) (* 1/60 (pow x 5)))
  (sqrt (* 1/60 (pow x 5)))
  (sqrt (* 1/60 (pow x 5)))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (pow x (/ 5 2)))
  (* (sqrt 1/60) (pow x (/ 5 2)))
  (* 1/60 (pow (* (cbrt x) (cbrt x)) 5))
  (* 1/60 (pow (sqrt x) 5))
  (* 1/60 (pow 1 5))
  (* 1/60 (* (cbrt (pow x 5)) (cbrt (pow x 5))))
  (* 1/60 (sqrt (pow x 5)))
  (* 1/60 1)
  (* 1/60 (pow x (/ 5 2)))
  (* (cbrt 1/60) (pow x 5))
  (* (sqrt 1/60) (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
0.654 * * [simplify]: iteration  0 :  226  enodes  (cost  274 )
0.658 * * [simplify]: iteration  1 :  897  enodes  (cost  249 )
0.679 * * [simplify]: iteration  2 :  4691  enodes  (cost  249 )
0.831 * * [simplify]: iteration  3 :  5001  enodes  (cost  249 )
0.834 * [simplify]: Simplified to:
   (* 2 (log (cbrt (exp (* 1/3 (pow x 3))))))
  (log (cbrt (exp (* 1/3 (pow x 3)))))
  (log (sqrt (exp (* 1/3 (pow x 3)))))
  (log (sqrt (exp (* 1/3 (pow x 3)))))
  0
  (* 1/3 (pow x 3))
  1/3
  (* 1/3 (pow x 3))
  1/3
  (log (* 1/3 (pow x 3)))
  (exp (* 1/3 (pow x 3)))
  (* (cbrt (* 1/3 (pow x 3))) (cbrt (* 1/3 (pow x 3))))
  (cbrt (* 1/3 (pow x 3)))
  (pow (* 1/3 (pow x 3)) 3)
  (sqrt (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (log (* 1/3 (pow x 3)))
  (exp (* 1/3 (pow x 3)))
  (pow (* 1/3 (pow x 3)) 3)
  (* (cbrt (* 1/3 (pow x 3))) (cbrt (* 1/3 (pow x 3))))
  (cbrt (* 1/3 (pow x 3)))
  (pow (* 1/3 (pow x 3)) 3)
  (sqrt (* 1/3 (pow x 3)))
  (sqrt (* 1/3 (pow x 3)))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (pow (sqrt x) 3))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (sqrt (pow x 3)))
  (* (sqrt 1/3) (pow x 3/2))
  (* (sqrt 1/3) (pow x 3/2))
  (* (* 1/3 x) x)
  (* 1/3 (pow (sqrt x) 3))
  1/3
  (* (* 1/3 x) x)
  (* (* 1/3 x) x)
  (* (* 1/3 x) x)
  (* 1/3 (pow (sqrt x) 3))
  1/3
  (* 1/3 x)
  (* 1/3 (sqrt (pow x 3)))
  1/3
  (* 1/3 (pow x 3/2))
  (* (cbrt 1/3) (pow x 3))
  (* (sqrt 1/3) (pow x 3))
  (* 1/3 (pow x 3))
  (log (* 1/60 (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (log (* 1/60 (pow x 5)))
  (exp (* 1/60 (pow x 5)))
  (pow (* 1/60 (pow x 5)) 3)
  (* (cbrt (* 1/60 (pow x 5))) (cbrt (* 1/60 (pow x 5))))
  (cbrt (* 1/60 (pow x 5)))
  (pow (* 1/60 (pow x 5)) 3)
  (sqrt (* 1/60 (pow x 5)))
  (sqrt (* 1/60 (pow x 5)))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (pow (sqrt x) 5))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (sqrt (pow x 5)))
  (* (sqrt 1/60) (pow x 5/2))
  (* (sqrt 1/60) (pow x 5/2))
  (* 1/60 (pow (* (cbrt x) (cbrt x)) 5))
  (* 1/60 (pow (sqrt x) 5))
  1/60
  (* 1/60 (* (cbrt (pow x 5)) (cbrt (pow x 5))))
  (* 1/60 (sqrt (pow x 5)))
  1/60
  (* 1/60 (pow x 5/2))
  (* (cbrt 1/60) (pow x 5))
  (* (sqrt 1/60) (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/3 (pow x 3))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
  (* 1/60 (pow x 5))
0.834 * * * [progress]: adding candidates to table
0.958 * * [progress]: iteration 4 / 4
0.958 * * * [progress]: picking best candidate
0.961 * * * * [pick]: Picked  #<alt (λ (x) (/ (exp (log (- (exp x) (exp (neg x))))) 2.0))>
0.961 * * * [progress]: localizing error
0.971 * * * [progress]: generating rewritten candidates
0.971 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1 1 1)
0.976 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.983 * * * [progress]: generating series expansions
0.983 * * * * [progress]: [ 1 / 2 ] generating series at (2 1 1 1)
0.983 * [approximate]: Taking taylor expansion of (- (exp x) (exp (neg x))) in (x) around 0
0.983 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.983 * [taylor]: Taking taylor expansion of (exp x) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.983 * [taylor]: Taking taylor expansion of (neg x) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.983 * [taylor]: Taking taylor expansion of (exp x) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.983 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.983 * [taylor]: Taking taylor expansion of (neg x) in x
0.983 * [taylor]: Taking taylor expansion of x in x
0.986 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.986 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.986 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.986 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.986 * [taylor]: Taking taylor expansion of x in x
0.986 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.986 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.986 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.986 * [taylor]: Taking taylor expansion of x in x
0.986 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.986 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.986 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.986 * [taylor]: Taking taylor expansion of x in x
0.986 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.986 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.986 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.986 * [taylor]: Taking taylor expansion of x in x
0.987 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in (x) around 0
0.987 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.987 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.987 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.987 * [taylor]: Taking taylor expansion of -1 in x
0.987 * [taylor]: Taking taylor expansion of x in x
0.987 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.987 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.987 * [taylor]: Taking taylor expansion of x in x
0.987 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.987 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.987 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.987 * [taylor]: Taking taylor expansion of -1 in x
0.987 * [taylor]: Taking taylor expansion of x in x
0.987 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.987 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.987 * [taylor]: Taking taylor expansion of x in x
0.988 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.988 * [approximate]: Taking taylor expansion of (- (exp x) (exp (neg x))) in (x) around 0
0.988 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.988 * [taylor]: Taking taylor expansion of (exp x) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.988 * [taylor]: Taking taylor expansion of (neg x) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.988 * [taylor]: Taking taylor expansion of (exp x) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.988 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.988 * [taylor]: Taking taylor expansion of (neg x) in x
0.988 * [taylor]: Taking taylor expansion of x in x
0.991 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.991 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.991 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.991 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.991 * [taylor]: Taking taylor expansion of x in x
0.991 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.991 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.991 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.991 * [taylor]: Taking taylor expansion of x in x
0.991 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.991 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.991 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.991 * [taylor]: Taking taylor expansion of x in x
0.991 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.991 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.991 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.991 * [taylor]: Taking taylor expansion of x in x
0.992 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in (x) around 0
0.992 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.992 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.992 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.992 * [taylor]: Taking taylor expansion of -1 in x
0.992 * [taylor]: Taking taylor expansion of x in x
0.992 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.992 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.992 * [taylor]: Taking taylor expansion of x in x
0.992 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.992 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.992 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.992 * [taylor]: Taking taylor expansion of -1 in x
0.992 * [taylor]: Taking taylor expansion of x in x
0.992 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.992 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.992 * [taylor]: Taking taylor expansion of x in x
0.993 * * * [progress]: simplifying candidates
0.993 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (exp x)) (exp (exp (neg x))))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (cbrt (- (exp x) (exp (neg x))))
  (* (* (- (exp x) (exp (neg x))) (- (exp x) (exp (neg x)))) (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (- (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (* (exp x) (exp x)) (+ (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp (neg x)))))
  (neg (exp (neg x)))
  (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))
  (+ (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (exp x) (exp (neg x)))
  (neg (exp (neg x)))
  (exp 1)
  (exp (* (cbrt (log (- (exp x) (exp (neg x))))) (cbrt (log (- (exp x) (exp (neg x)))))))
  (exp (sqrt (log (- (exp x) (exp (neg x))))))
  (exp 1)
  (exp (log (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))))
  (exp (log (cbrt (- (exp x) (exp (neg x))))))
  (exp (log (sqrt (- (exp x) (exp (neg x))))))
  (exp (log (sqrt (- (exp x) (exp (neg x))))))
  (exp (log 1))
  (exp (log (- (exp x) (exp (neg x)))))
  (exp (log (+ (sqrt (exp x)) (sqrt (exp (neg x))))))
  (exp (log (- (sqrt (exp x)) (sqrt (exp (neg x))))))
  (exp (log 1))
  (exp (log (- (exp x) (exp (neg x)))))
  (exp (log (- (pow (exp x) 3) (pow (exp (neg x)) 3))))
  (exp (log (+ (* (exp x) (exp x)) (+ (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp (neg x)))))))
  (exp (log (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))))
  (exp (log (+ (exp x) (exp (neg x)))))
  (log (exp (log (- (exp x) (exp (neg x))))))
  (exp (exp (log (- (exp x) (exp (neg x))))))
  (* (cbrt (exp (log (- (exp x) (exp (neg x)))))) (cbrt (exp (log (- (exp x) (exp (neg x)))))))
  (cbrt (exp (log (- (exp x) (exp (neg x))))))
  (* (* (exp (log (- (exp x) (exp (neg x))))) (exp (log (- (exp x) (exp (neg x)))))) (exp (log (- (exp x) (exp (neg x))))))
  (sqrt (exp (log (- (exp x) (exp (neg x))))))
  (sqrt (exp (log (- (exp x) (exp (neg x))))))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (* -1 x)))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (* -1 x)))
0.996 * * [simplify]: iteration  0 :  143  enodes  (cost  280 )
0.998 * * [simplify]: iteration  1 :  318  enodes  (cost  254 )
1.003 * * [simplify]: iteration  2 :  922  enodes  (cost  243 )
1.023 * * [simplify]: iteration  3 :  5001  enodes  (cost  233 )
1.025 * [simplify]: Simplified to:
   (exp (- (exp x) (exp (neg x))))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (pow (cbrt (- (exp x) (exp (neg x)))) 2)
  (cbrt (- (exp x) (exp (neg x))))
  (pow (- (exp x) (exp (neg x))) 3)
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (- (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (+ (exp (+ x x)) 1) (pow (exp x) -2))
  (/ -1 (exp x))
  (* (exp x) (- (exp x) (pow (exp x) -3)))
  (+ (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (exp x) (exp (neg x)))
  (/ -1 (exp x))
  E
  (exp (* (cbrt (log (- (exp x) (exp (neg x))))) (cbrt (log (- (exp x) (exp (neg x)))))))
  (exp (sqrt (log (- (exp x) (exp (neg x))))))
  E
  (pow (cbrt (- (exp x) (exp (neg x)))) 2)
  (cbrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  1
  (- (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  1
  (- (exp x) (exp (neg x)))
  (- (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (+ (exp (+ x x)) 1) (pow (exp x) -2))
  (* (exp x) (- (exp x) (pow (exp x) -3)))
  (+ (exp x) (exp (neg x)))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (pow (cbrt (- (exp x) (exp (neg x)))) 2)
  (cbrt (- (exp x) (exp (neg x))))
  (pow (- (exp x) (exp (neg x))) 3)
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (neg x)))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (neg x)))
1.025 * * * [progress]: adding candidates to table
1.060 * [progress]: [Phase 3 of 3] Extracting.
1.060 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (exp (log (- (exp x) (exp (neg x))))) 2.0))> #<alt (λ (x) (/ (+ (log (exp (* 1/3 (pow x 3)))) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))> #<alt (λ (x) (/ (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))>)
1.060 * * * [regime-changes]: Trying 2 branch expressions: ((- (exp x) (exp (neg x))) x)
1.060 * * * * [regimes]: Trying to branch on (- (exp x) (exp (neg x))) from (#<alt (λ (x) (/ (exp (log (- (exp x) (exp (neg x))))) 2.0))> #<alt (λ (x) (/ (+ (log (exp (* 1/3 (pow x 3)))) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))> #<alt (λ (x) (/ (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))>)
1.091 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (exp (log (- (exp x) (exp (neg x))))) 2.0))> #<alt (λ (x) (/ (+ (log (exp (* 1/3 (pow x 3)))) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))> #<alt (λ (x) (/ (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0))>)
1.119 * * * [regime]: Found split indices: #<option (#s(si 2 255))>
1.119 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0)
1.120 * * [simplify]: iteration  0 :  20  enodes  (cost  8 )
1.120 * * [simplify]: iteration  1 :  20  enodes  (cost  8 )
1.120 * [simplify]: Simplified to:
   (/ (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x))) 2.0)
3.494 * [regime-testing]: End program error score: 0.6447501317183691