23.898 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.035 * * * [progress]: [2/2] Setting up program.
0.037 * [progress]: [Phase 2 of 3] Improving.
0.037 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
0.039 * * [simplify]: iteration  0 :  15  enodes  (cost  5 )
0.041 * * [simplify]: iteration  1 :  22  enodes  (cost  5 )
0.042 * * [simplify]: iteration  2 :  30  enodes  (cost  5 )
0.043 * * [simplify]: iteration  3 :  52  enodes  (cost  5 )
0.045 * * [simplify]: iteration  4 :  114  enodes  (cost  5 )
0.047 * * [simplify]: iteration  5 :  322  enodes  (cost  5 )
0.054 * * [simplify]: iteration  6 :  1627  enodes  (cost  5 )
0.094 * * [simplify]: iteration  7 :  5002  enodes  (cost  5 )
0.095 * [simplify]: Simplified to:
   (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
0.095 * * [progress]: iteration 1 / 4
0.095 * * * [progress]: picking best candidate
0.097 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))>
0.097 * * * [progress]: localizing error
0.103 * * * [progress]: generating rewritten candidates
0.103 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.113 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 2)
0.116 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1)
0.126 * * * [progress]: generating series expansions
0.126 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.126 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in (x) around 0
0.126 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x
0.126 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.126 * [taylor]: Taking taylor expansion of 2.0 in x
0.126 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.126 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.126 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.126 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.126 * [taylor]: Taking taylor expansion of -2.0 in x
0.126 * [taylor]: Taking taylor expansion of x in x
0.127 * [taylor]: Taking taylor expansion of 1.0 in x
0.128 * [taylor]: Taking taylor expansion of 1.0 in x
0.128 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x
0.128 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.128 * [taylor]: Taking taylor expansion of 2.0 in x
0.128 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.128 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.128 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.128 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.128 * [taylor]: Taking taylor expansion of -2.0 in x
0.128 * [taylor]: Taking taylor expansion of x in x
0.129 * [taylor]: Taking taylor expansion of 1.0 in x
0.130 * [taylor]: Taking taylor expansion of 1.0 in x
0.174 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in (x) around 0
0.174 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in x
0.174 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.174 * [taylor]: Taking taylor expansion of 2.0 in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.174 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.175 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.175 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.175 * [taylor]: Taking taylor expansion of -2.0 in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.175 * [taylor]: Taking taylor expansion of 1.0 in x
0.175 * [taylor]: Taking taylor expansion of 1.0 in x
0.175 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in x
0.175 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.175 * [taylor]: Taking taylor expansion of 2.0 in x
0.175 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.175 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.175 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.175 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.175 * [taylor]: Taking taylor expansion of -2.0 in x
0.175 * [taylor]: Taking taylor expansion of x in x
0.176 * [taylor]: Taking taylor expansion of 1.0 in x
0.176 * [taylor]: Taking taylor expansion of 1.0 in x
0.187 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in (x) around 0
0.188 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in x
0.188 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.188 * [taylor]: Taking taylor expansion of 2.0 in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.188 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.188 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.188 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.188 * [taylor]: Taking taylor expansion of 2.0 in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.188 * [taylor]: Taking taylor expansion of 1.0 in x
0.188 * [taylor]: Taking taylor expansion of 1.0 in x
0.188 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in x
0.188 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.188 * [taylor]: Taking taylor expansion of 2.0 in x
0.188 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.188 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.188 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.188 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.188 * [taylor]: Taking taylor expansion of 2.0 in x
0.188 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of 1.0 in x
0.189 * [taylor]: Taking taylor expansion of 1.0 in x
0.201 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 2)
0.201 * [approximate]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in (x) around 0
0.201 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.201 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.201 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.201 * [taylor]: Taking taylor expansion of -2.0 in x
0.201 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of 1.0 in x
0.205 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.205 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.205 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.205 * [taylor]: Taking taylor expansion of -2.0 in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of 1.0 in x
0.214 * [approximate]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in (x) around 0
0.214 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.214 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.214 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.214 * [taylor]: Taking taylor expansion of -2.0 in x
0.214 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of 1.0 in x
0.215 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.215 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.215 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.215 * [taylor]: Taking taylor expansion of -2.0 in x
0.215 * [taylor]: Taking taylor expansion of x in x
0.215 * [taylor]: Taking taylor expansion of 1.0 in x
0.217 * [approximate]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in (x) around 0
0.217 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.217 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.217 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.217 * [taylor]: Taking taylor expansion of 2.0 in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.217 * [taylor]: Taking taylor expansion of 1.0 in x
0.217 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.217 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.217 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.217 * [taylor]: Taking taylor expansion of 2.0 in x
0.217 * [taylor]: Taking taylor expansion of x in x
0.218 * [taylor]: Taking taylor expansion of 1.0 in x
0.219 * * * * [progress]: [ 3 / 3 ] generating series at (2 1)
0.219 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in (x) around 0
0.219 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in x
0.219 * [taylor]: Taking taylor expansion of 2.0 in x
0.219 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.219 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.219 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.219 * [taylor]: Taking taylor expansion of -2.0 in x
0.219 * [taylor]: Taking taylor expansion of x in x
0.221 * [taylor]: Taking taylor expansion of 1.0 in x
0.221 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in x
0.221 * [taylor]: Taking taylor expansion of 2.0 in x
0.221 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.221 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.221 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.221 * [taylor]: Taking taylor expansion of -2.0 in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.222 * [taylor]: Taking taylor expansion of 1.0 in x
0.246 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in (x) around 0
0.246 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in x
0.246 * [taylor]: Taking taylor expansion of 2.0 in x
0.246 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.246 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.246 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.247 * [taylor]: Taking taylor expansion of -2.0 in x
0.247 * [taylor]: Taking taylor expansion of x in x
0.247 * [taylor]: Taking taylor expansion of 1.0 in x
0.247 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in x
0.247 * [taylor]: Taking taylor expansion of 2.0 in x
0.247 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.247 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.247 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.247 * [taylor]: Taking taylor expansion of -2.0 in x
0.247 * [taylor]: Taking taylor expansion of x in x
0.247 * [taylor]: Taking taylor expansion of 1.0 in x
0.251 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in (x) around 0
0.251 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in x
0.251 * [taylor]: Taking taylor expansion of 2.0 in x
0.251 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.251 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.251 * [taylor]: Taking taylor expansion of 2.0 in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.252 * [taylor]: Taking taylor expansion of 1.0 in x
0.252 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in x
0.252 * [taylor]: Taking taylor expansion of 2.0 in x
0.252 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.252 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.252 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.252 * [taylor]: Taking taylor expansion of 2.0 in x
0.252 * [taylor]: Taking taylor expansion of x in x
0.252 * [taylor]: Taking taylor expansion of 1.0 in x
0.256 * * * [progress]: simplifying candidates
0.257 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (exp 1.0))
  (log (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (exp (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (* (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)) (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)))
  (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (* (* (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0) (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)) (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (sqrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (sqrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (- (pow (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 3) (pow 1.0 3))
  (+ (* (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (+ (* 1.0 1.0) (* (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)))
  (neg 1.0)
  (- (* (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (* 1.0 1.0))
  (+ (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
  (+ (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (- (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (+ (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (- (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
  (neg 1.0)
  (* (exp 1.0) (exp (exp (* -2.0 x))))
  (log (+ 1.0 (exp (* -2.0 x))))
  (exp (+ 1.0 (exp (* -2.0 x))))
  (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (cbrt (+ 1.0 (exp (* -2.0 x))))
  (* (* (+ 1.0 (exp (* -2.0 x))) (+ 1.0 (exp (* -2.0 x)))) (+ 1.0 (exp (* -2.0 x))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))
  (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))
  (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))
  (- 1.0 (exp (* -2.0 x)))
  (+ 1.0 (exp (* -2.0 x)))
  (- (log 2.0) (log (+ 1.0 (exp (* -2.0 x)))))
  (log (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (exp (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (* 2.0 2.0) 2.0) (* (* (+ 1.0 (exp (* -2.0 x))) (+ 1.0 (exp (* -2.0 x)))) (+ 1.0 (exp (* -2.0 x)))))
  (* (cbrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (cbrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))))
  (cbrt (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (* (* (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (neg 2.0)
  (neg (+ 1.0 (exp (* -2.0 x))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) 1)
  (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) 1)
  (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (/ (sqrt 2.0) (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) 1)
  (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (/ (sqrt 2.0) 1)
  (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (/ 1 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 1)
  (/ 2.0 (+ 1.0 (exp (* -2.0 x))))
  (/ 1 1)
  (/ 2.0 (+ 1.0 (exp (* -2.0 x))))
  (/ 1 (+ 1.0 (exp (* -2.0 x))))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ 2.0 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 2.0 1)
  (/ 2.0 1)
  (/ (+ 1.0 (exp (* -2.0 x))) (cbrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) (sqrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ 2.0 (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3)))
  (/ 2.0 (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x)))))
  (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
  (- (+ (* 2.0 (pow x 2)) 2.0) (* 2.0 x))
  (+ (exp (* -2.0 x)) 1.0)
  (+ (exp (* -2.0 x)) 1.0)
  (- (+ 1.0 (* 1.0 x)) (* 0.33333333333333337 (pow x 3)))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
0.262 * * [simplify]: iteration  0 :  251  enodes  (cost  494 )
0.266 * * [simplify]: iteration  1 :  731  enodes  (cost  465 )
0.279 * * [simplify]: iteration  2 :  2771  enodes  (cost  460 )
0.346 * * [simplify]: iteration  3 :  5002  enodes  (cost  460 )
0.349 * [simplify]: Simplified to:
   (exp (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (log (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (exp (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (* (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)) (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)))
  (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (pow (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0) 3)
  (sqrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (sqrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
  (- (pow (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 3) (pow 1.0 3))
  (+ (* (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) (+ 1.0 (/ 2.0 (+ (exp (* -2.0 x)) 1.0)))) (* 1.0 1.0))
  (neg 1.0)
  (- (* (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (* 1.0 1.0))
  (+ (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
  (+ (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (- (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (+ (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (- (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt 1.0))
  (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
  (neg 1.0)
  (exp (+ 1.0 (exp (* -2.0 x))))
  (log (+ 1.0 (exp (* -2.0 x))))
  (exp (+ 1.0 (exp (* -2.0 x))))
  (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (cbrt (+ 1.0 (exp (* -2.0 x))))
  (pow (+ 1.0 (exp (* -2.0 x))) 3)
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))
  (+ (* (exp (* -2.0 x)) (- (exp (* -2.0 x)) 1.0)) (* 1.0 1.0))
  (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))
  (- 1.0 (exp (* -2.0 x)))
  (+ 1.0 (exp (* -2.0 x)))
  (log (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (log (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (exp (/ 2.0 (+ (exp (* -2.0 x)) 1.0)))
  (pow (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 3)
  (* (cbrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (cbrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))))
  (cbrt (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (pow (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 3)
  (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x)))))
  (neg 2.0)
  (neg (+ 1.0 (exp (* -2.0 x))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (/ (sqrt 2.0) (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x))))
  (/ 1 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  1
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
  1
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
  (/ 1 (+ (exp (* -2.0 x)) 1.0))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ 2.0 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  2.0
  2.0
  (/ (+ 1.0 (exp (* -2.0 x))) (cbrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) (sqrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ 2.0 (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3)))
  (/ 2.0 (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x)))))
  (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
  (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
  (* 2.0 (- (+ (pow x 2) 1) x))
  (+ 1.0 (exp (* -2.0 x)))
  (+ 1.0 (exp (* -2.0 x)))
  (- (+ 1.0 (* 1.0 x)) (* 0.33333333333333337 (pow x 3)))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
0.349 * * * [progress]: adding candidates to table
0.470 * * [progress]: iteration 2 / 4
0.471 * * * [progress]: picking best candidate
0.474 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>
0.474 * * * [progress]: localizing error
0.485 * * * [progress]: generating rewritten candidates
0.485 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
0.550 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 1)
0.556 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1)
0.571 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2 1)
0.595 * * * [progress]: generating series expansions
0.595 * * * * [progress]: [ 1 / 4 ] generating series at (2)
0.595 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in (x) around 0
0.595 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x
0.595 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.595 * [taylor]: Taking taylor expansion of 2.0 in x
0.595 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.595 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.595 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.595 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.595 * [taylor]: Taking taylor expansion of -2.0 in x
0.595 * [taylor]: Taking taylor expansion of x in x
0.597 * [taylor]: Taking taylor expansion of 1.0 in x
0.597 * [taylor]: Taking taylor expansion of 1.0 in x
0.597 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x
0.597 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.597 * [taylor]: Taking taylor expansion of 2.0 in x
0.598 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.598 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.598 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.598 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.598 * [taylor]: Taking taylor expansion of -2.0 in x
0.598 * [taylor]: Taking taylor expansion of x in x
0.599 * [taylor]: Taking taylor expansion of 1.0 in x
0.599 * [taylor]: Taking taylor expansion of 1.0 in x
0.648 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in (x) around 0
0.648 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in x
0.648 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.648 * [taylor]: Taking taylor expansion of 2.0 in x
0.648 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.648 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.648 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.648 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.648 * [taylor]: Taking taylor expansion of -2.0 in x
0.648 * [taylor]: Taking taylor expansion of x in x
0.648 * [taylor]: Taking taylor expansion of 1.0 in x
0.648 * [taylor]: Taking taylor expansion of 1.0 in x
0.648 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in x
0.648 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.649 * [taylor]: Taking taylor expansion of 2.0 in x
0.649 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.649 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.649 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.649 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.649 * [taylor]: Taking taylor expansion of -2.0 in x
0.649 * [taylor]: Taking taylor expansion of x in x
0.649 * [taylor]: Taking taylor expansion of 1.0 in x
0.649 * [taylor]: Taking taylor expansion of 1.0 in x
0.661 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in (x) around 0
0.661 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in x
0.661 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.661 * [taylor]: Taking taylor expansion of 2.0 in x
0.661 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.661 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.661 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.661 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.661 * [taylor]: Taking taylor expansion of 2.0 in x
0.661 * [taylor]: Taking taylor expansion of x in x
0.662 * [taylor]: Taking taylor expansion of 1.0 in x
0.662 * [taylor]: Taking taylor expansion of 1.0 in x
0.662 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in x
0.662 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.662 * [taylor]: Taking taylor expansion of 2.0 in x
0.662 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.662 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.662 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.662 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.662 * [taylor]: Taking taylor expansion of 2.0 in x
0.662 * [taylor]: Taking taylor expansion of x in x
0.662 * [taylor]: Taking taylor expansion of 1.0 in x
0.663 * [taylor]: Taking taylor expansion of 1.0 in x
0.674 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 1)
0.674 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in (x) around 0
0.674 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in x
0.674 * [taylor]: Taking taylor expansion of 2.0 in x
0.674 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.674 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.674 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.674 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.674 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.674 * [taylor]: Taking taylor expansion of -2.0 in x
0.674 * [taylor]: Taking taylor expansion of x in x
0.676 * [taylor]: Taking taylor expansion of 1.0 in x
0.682 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in x
0.682 * [taylor]: Taking taylor expansion of 2.0 in x
0.682 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.682 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.682 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.682 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.682 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.682 * [taylor]: Taking taylor expansion of -2.0 in x
0.682 * [taylor]: Taking taylor expansion of x in x
0.683 * [taylor]: Taking taylor expansion of 1.0 in x
0.714 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in (x) around 0
0.714 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in x
0.714 * [taylor]: Taking taylor expansion of 2.0 in x
0.714 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.714 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.714 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.714 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.714 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.714 * [taylor]: Taking taylor expansion of -2.0 in x
0.714 * [taylor]: Taking taylor expansion of x in x
0.714 * [taylor]: Taking taylor expansion of 1.0 in x
0.715 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in x
0.715 * [taylor]: Taking taylor expansion of 2.0 in x
0.715 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.715 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.715 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.715 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.715 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.715 * [taylor]: Taking taylor expansion of -2.0 in x
0.715 * [taylor]: Taking taylor expansion of x in x
0.716 * [taylor]: Taking taylor expansion of 1.0 in x
0.727 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in (x) around 0
0.727 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in x
0.727 * [taylor]: Taking taylor expansion of 2.0 in x
0.727 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.727 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.727 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.727 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.727 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.727 * [taylor]: Taking taylor expansion of 2.0 in x
0.727 * [taylor]: Taking taylor expansion of x in x
0.728 * [taylor]: Taking taylor expansion of 1.0 in x
0.728 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in x
0.728 * [taylor]: Taking taylor expansion of 2.0 in x
0.728 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.728 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.728 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.728 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.728 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.728 * [taylor]: Taking taylor expansion of 2.0 in x
0.728 * [taylor]: Taking taylor expansion of x in x
0.729 * [taylor]: Taking taylor expansion of 1.0 in x
0.740 * * * * [progress]: [ 3 / 4 ] generating series at (2 1)
0.740 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in (x) around 0
0.740 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in x
0.741 * [taylor]: Taking taylor expansion of 2.0 in x
0.741 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.741 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.741 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.741 * [taylor]: Taking taylor expansion of -2.0 in x
0.741 * [taylor]: Taking taylor expansion of x in x
0.742 * [taylor]: Taking taylor expansion of 1.0 in x
0.742 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in x
0.742 * [taylor]: Taking taylor expansion of 2.0 in x
0.742 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.742 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.742 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.742 * [taylor]: Taking taylor expansion of -2.0 in x
0.742 * [taylor]: Taking taylor expansion of x in x
0.743 * [taylor]: Taking taylor expansion of 1.0 in x
0.766 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in (x) around 0
0.766 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in x
0.766 * [taylor]: Taking taylor expansion of 2.0 in x
0.766 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.766 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.766 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.766 * [taylor]: Taking taylor expansion of -2.0 in x
0.766 * [taylor]: Taking taylor expansion of x in x
0.767 * [taylor]: Taking taylor expansion of 1.0 in x
0.767 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in x
0.767 * [taylor]: Taking taylor expansion of 2.0 in x
0.767 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.767 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.767 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.767 * [taylor]: Taking taylor expansion of -2.0 in x
0.767 * [taylor]: Taking taylor expansion of x in x
0.767 * [taylor]: Taking taylor expansion of 1.0 in x
0.771 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in (x) around 0
0.771 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in x
0.771 * [taylor]: Taking taylor expansion of 2.0 in x
0.771 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.771 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.771 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.771 * [taylor]: Taking taylor expansion of 2.0 in x
0.771 * [taylor]: Taking taylor expansion of x in x
0.771 * [taylor]: Taking taylor expansion of 1.0 in x
0.771 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in x
0.771 * [taylor]: Taking taylor expansion of 2.0 in x
0.771 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.772 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.772 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.772 * [taylor]: Taking taylor expansion of 2.0 in x
0.772 * [taylor]: Taking taylor expansion of x in x
0.772 * [taylor]: Taking taylor expansion of 1.0 in x
0.775 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2 1)
0.775 * [approximate]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in (x) around 0
0.776 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.776 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.776 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.776 * [taylor]: Taking taylor expansion of -2.0 in x
0.776 * [taylor]: Taking taylor expansion of x in x
0.777 * [taylor]: Taking taylor expansion of 1.0 in x
0.777 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.777 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.777 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.777 * [taylor]: Taking taylor expansion of -2.0 in x
0.777 * [taylor]: Taking taylor expansion of x in x
0.778 * [taylor]: Taking taylor expansion of 1.0 in x
0.789 * [approximate]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in (x) around 0
0.789 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.789 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.789 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.789 * [taylor]: Taking taylor expansion of -2.0 in x
0.789 * [taylor]: Taking taylor expansion of x in x
0.789 * [taylor]: Taking taylor expansion of 1.0 in x
0.789 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.789 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.789 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.789 * [taylor]: Taking taylor expansion of -2.0 in x
0.789 * [taylor]: Taking taylor expansion of x in x
0.790 * [taylor]: Taking taylor expansion of 1.0 in x
0.791 * [approximate]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in (x) around 0
0.791 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.791 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.791 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.791 * [taylor]: Taking taylor expansion of 2.0 in x
0.791 * [taylor]: Taking taylor expansion of x in x
0.792 * [taylor]: Taking taylor expansion of 1.0 in x
0.792 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.792 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.792 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.792 * [taylor]: Taking taylor expansion of 2.0 in x
0.792 * [taylor]: Taking taylor expansion of x in x
0.792 * [taylor]: Taking taylor expansion of 1.0 in x
0.794 * * * [progress]: simplifying candidates
0.800 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x)))))) (exp 1.0))
  (log (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (exp (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (* (cbrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0)) (cbrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0)))
  (cbrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (* (* (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0)) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (sqrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (sqrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (- (pow (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 3) (pow 1.0 3))
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  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
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  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
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  (+ (exp (* -2.0 x)) 1.0)
0.819 * * [simplify]: iteration  0 :  787  enodes  (cost  5699 )
0.832 * * [simplify]: iteration  1 :  2791  enodes  (cost  5067 )
0.862 * * [simplify]: iteration  2 :  5002  enodes  (cost  4914 )
0.884 * [simplify]: Simplified to:
   (exp (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0))
  (log (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
  (exp (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0))
  (* (cbrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0)) (cbrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0)))
  (cbrt (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))
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  (/ 2.0 (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (pow (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))) 3)
  2.0
  (/ 1 (+ 1.0 (exp (* -2.0 x))))
  2.0
  (/ 1 (+ 1.0 (exp (* -2.0 x))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (pow (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))) 3)
  2.0
  (/ 1 (+ 1.0 (exp (* -2.0 x))))
  (/ (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3)))) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (* (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3)))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3)))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3)))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x)))))) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (* (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x)))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x)))))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x)))))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (/ (sqrt (- 1.0 (exp (* -2.0 x)))) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 2.0 (* (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (/ 1 (pow (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))) 3)) 2.0)
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (* (/ 1 (pow (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))) 3)) 2.0)
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (cbrt 2.0) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (cbrt 2.0) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (cbrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (+ 1.0 (exp (* -2.0 x))) (cbrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) (cbrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (cbrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (+ 1.0 (exp (* -2.0 x))) (cbrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (sqrt 2.0) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (sqrt 2.0) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (+ 1.0 (exp (* -2.0 x))) (sqrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) (sqrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (+ 1.0 (exp (* -2.0 x))) (sqrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
  (+ 1.0 (exp (* -2.0 x)))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt (+ (* 1.0 1.0) (- (* (exp (* -2.0 x)) (exp (* -2.0 x))) (* 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt (- 1.0 (exp (* -2.0 x)))))
  (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (+ 1.0 (exp (* -2.0 x)))
  (exp (+ 1.0 (exp (* -2.0 x))))
  (log (+ 1.0 (exp (* -2.0 x))))
  (exp (+ 1.0 (exp (* -2.0 x))))
  (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))
  (cbrt (+ 1.0 (exp (* -2.0 x))))
  (pow (+ 1.0 (exp (* -2.0 x))) 3)
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))
  (+ (* (exp (* -2.0 x)) (- (exp (* -2.0 x)) 1.0)) (* 1.0 1.0))
  (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))
  (- 1.0 (exp (* -2.0 x)))
  (+ 1.0 (exp (* -2.0 x)))
  (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
  (- (+ (* 0.5 (/ x (sqrt 0.5))) (* 2.0 (sqrt 0.5))) (* 0.0625 (/ (pow x 2) (pow (sqrt 0.5) 3))))
  (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))))
  (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))))
  (- (+ 1.0 (* 1.0 x)) (* 0.33333333333333337 (pow x 3)))
  (/ 2.0 (+ 1.0 (exp (* -2.0 x))))
  (/ 2.0 (+ 1.0 (exp (* -2.0 x))))
  (- (+ (* 2.0 (pow x 2)) 2.0) (* 2.0 x))
  (+ 1.0 (exp (* -2.0 x)))
  (+ 1.0 (exp (* -2.0 x)))
0.887 * * * [progress]: adding candidates to table
1.414 * * [progress]: iteration 3 / 4
1.414 * * * [progress]: picking best candidate
1.417 * * * * [pick]: Picked  #<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))>
1.417 * * * [progress]: localizing error
1.429 * * * [progress]: generating rewritten candidates
1.429 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2)
1.434 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 1)
1.439 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2 2)
1.447 * * * [progress]: generating series expansions
1.447 * * * * [progress]: [ 1 / 3 ] generating series at (2 2)
1.447 * [approximate]: Taking taylor expansion of (+ (* 0.33333333333333337 (pow x 3)) (* 5.551115123125783e-17 (pow x 4))) in (x) around 0
1.447 * [taylor]: Taking taylor expansion of (+ (* 0.33333333333333337 (pow x 3)) (* 5.551115123125783e-17 (pow x 4))) in x
1.447 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.447 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.447 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.447 * [taylor]: Taking taylor expansion of x in x
1.447 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in x
1.447 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.447 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.447 * [taylor]: Taking taylor expansion of x in x
1.447 * [taylor]: Taking taylor expansion of (+ (* 0.33333333333333337 (pow x 3)) (* 5.551115123125783e-17 (pow x 4))) in x
1.447 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.447 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.447 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.447 * [taylor]: Taking taylor expansion of x in x
1.447 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in x
1.447 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.447 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.447 * [taylor]: Taking taylor expansion of x in x
1.474 * [approximate]: Taking taylor expansion of (+ (* 5.551115123125783e-17 (/ 1 (pow x 4))) (* 0.33333333333333337 (/ 1 (pow x 3)))) in (x) around 0
1.474 * [taylor]: Taking taylor expansion of (+ (* 5.551115123125783e-17 (/ 1 (pow x 4))) (* 0.33333333333333337 (/ 1 (pow x 3)))) in x
1.474 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (/ 1 (pow x 4))) in x
1.474 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.474 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.474 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.474 * [taylor]: Taking taylor expansion of x in x
1.475 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (/ 1 (pow x 3))) in x
1.475 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.475 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
1.475 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.475 * [taylor]: Taking taylor expansion of x in x
1.476 * [taylor]: Taking taylor expansion of (+ (* 5.551115123125783e-17 (/ 1 (pow x 4))) (* 0.33333333333333337 (/ 1 (pow x 3)))) in x
1.476 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (/ 1 (pow x 4))) in x
1.476 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.476 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.476 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.476 * [taylor]: Taking taylor expansion of x in x
1.477 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (/ 1 (pow x 3))) in x
1.477 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.477 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
1.477 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.477 * [taylor]: Taking taylor expansion of x in x
1.512 * [approximate]: Taking taylor expansion of (- (* 5.551115123125783e-17 (/ 1 (pow x 4))) (* 0.33333333333333337 (/ 1 (pow x 3)))) in (x) around 0
1.512 * [taylor]: Taking taylor expansion of (- (* 5.551115123125783e-17 (/ 1 (pow x 4))) (* 0.33333333333333337 (/ 1 (pow x 3)))) in x
1.512 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (/ 1 (pow x 4))) in x
1.512 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.512 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.512 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.512 * [taylor]: Taking taylor expansion of x in x
1.513 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (/ 1 (pow x 3))) in x
1.513 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.513 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
1.513 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.513 * [taylor]: Taking taylor expansion of x in x
1.513 * [taylor]: Taking taylor expansion of (- (* 5.551115123125783e-17 (/ 1 (pow x 4))) (* 0.33333333333333337 (/ 1 (pow x 3)))) in x
1.514 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (/ 1 (pow x 4))) in x
1.514 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.514 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.514 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.514 * [taylor]: Taking taylor expansion of x in x
1.514 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (/ 1 (pow x 3))) in x
1.514 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.514 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
1.514 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.514 * [taylor]: Taking taylor expansion of x in x
1.548 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 1)
1.549 * [approximate]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in (x) around 0
1.549 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in x
1.549 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.549 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.549 * [taylor]: Taking taylor expansion of x in x
1.549 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in x
1.549 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.549 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.549 * [taylor]: Taking taylor expansion of x in x
1.560 * [approximate]: Taking taylor expansion of (/ 5.551115123125783e-17 (pow x 4)) in (x) around 0
1.560 * [taylor]: Taking taylor expansion of (/ 5.551115123125783e-17 (pow x 4)) in x
1.560 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.560 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.560 * [taylor]: Taking taylor expansion of x in x
1.561 * [taylor]: Taking taylor expansion of (/ 5.551115123125783e-17 (pow x 4)) in x
1.561 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.561 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.561 * [taylor]: Taking taylor expansion of x in x
1.572 * [approximate]: Taking taylor expansion of (/ 5.551115123125783e-17 (pow x 4)) in (x) around 0
1.572 * [taylor]: Taking taylor expansion of (/ 5.551115123125783e-17 (pow x 4)) in x
1.572 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.572 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.572 * [taylor]: Taking taylor expansion of x in x
1.572 * [taylor]: Taking taylor expansion of (/ 5.551115123125783e-17 (pow x 4)) in x
1.573 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.573 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.573 * [taylor]: Taking taylor expansion of x in x
1.586 * * * * [progress]: [ 3 / 3 ] generating series at (2 2 2)
1.586 * [approximate]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in (x) around 0
1.586 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.586 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.586 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.586 * [taylor]: Taking taylor expansion of x in x
1.586 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.586 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.586 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.586 * [taylor]: Taking taylor expansion of x in x
1.597 * [approximate]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in (x) around 0
1.597 * [taylor]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in x
1.597 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.597 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.597 * [taylor]: Taking taylor expansion of x in x
1.598 * [taylor]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in x
1.598 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.598 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.598 * [taylor]: Taking taylor expansion of x in x
1.609 * [approximate]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in (x) around 0
1.609 * [taylor]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in x
1.609 * [taylor]: Taking taylor expansion of -0.33333333333333337 in x
1.609 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.609 * [taylor]: Taking taylor expansion of x in x
1.610 * [taylor]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in x
1.610 * [taylor]: Taking taylor expansion of -0.33333333333333337 in x
1.610 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.610 * [taylor]: Taking taylor expansion of x in x
1.621 * * * [progress]: simplifying candidates
1.622 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (exp (* 5.551115123125783e-17 (pow x 4))) (exp (* 0.33333333333333337 (pow x 3))))
  (log (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (exp (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (* (cbrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))) (cbrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))
  (cbrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (* (* (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (sqrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (sqrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (+ (pow (* 5.551115123125783e-17 (pow x 4)) 3) (pow (* 0.33333333333333337 (pow x 3)) 3))
  (+ (* (* 5.551115123125783e-17 (pow x 4)) (* 5.551115123125783e-17 (pow x 4))) (- (* (* 0.33333333333333337 (pow x 3)) (* 0.33333333333333337 (pow x 3))) (* (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))
  (- (* (* 5.551115123125783e-17 (pow x 4)) (* 5.551115123125783e-17 (pow x 4))) (* (* 0.33333333333333337 (pow x 3)) (* 0.33333333333333337 (pow x 3))))
  (- (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
  (+ (log 5.551115123125783e-17) (* (log x) 4))
  (+ (log 5.551115123125783e-17) (* (log x) 4))
  (+ (log 5.551115123125783e-17) (log (pow x 4)))
  (log (* 5.551115123125783e-17 (pow x 4)))
  (exp (* 5.551115123125783e-17 (pow x 4)))
  (* (* (* 5.551115123125783e-17 5.551115123125783e-17) 5.551115123125783e-17) (* (* (pow x 4) (pow x 4)) (pow x 4)))
  (* (cbrt (* 5.551115123125783e-17 (pow x 4))) (cbrt (* 5.551115123125783e-17 (pow x 4))))
  (cbrt (* 5.551115123125783e-17 (pow x 4)))
  (* (* (* 5.551115123125783e-17 (pow x 4)) (* 5.551115123125783e-17 (pow x 4))) (* 5.551115123125783e-17 (pow x 4)))
  (sqrt (* 5.551115123125783e-17 (pow x 4)))
  (sqrt (* 5.551115123125783e-17 (pow x 4)))
  (* (sqrt 5.551115123125783e-17) (pow (sqrt x) 4))
  (* (sqrt 5.551115123125783e-17) (pow (sqrt x) 4))
  (* (sqrt 5.551115123125783e-17) (sqrt (pow x 4)))
  (* (sqrt 5.551115123125783e-17) (sqrt (pow x 4)))
  (* (sqrt 5.551115123125783e-17) (pow x (/ 4 2)))
  (* (sqrt 5.551115123125783e-17) (pow x (/ 4 2)))
  (* 5.551115123125783e-17 (pow (* (cbrt x) (cbrt x)) 4))
  (* 5.551115123125783e-17 (pow (sqrt x) 4))
  (* 5.551115123125783e-17 (pow 1 4))
  (* 5.551115123125783e-17 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 5.551115123125783e-17 (sqrt (pow x 4)))
  (* 5.551115123125783e-17 1)
  (* 5.551115123125783e-17 (pow x (/ 4 2)))
  (* (cbrt 5.551115123125783e-17) (pow x 4))
  (* (sqrt 5.551115123125783e-17) (pow x 4))
  (* 5.551115123125783e-17 (pow x 4))
  (+ (log 0.33333333333333337) (* (log x) 3))
  (+ (log 0.33333333333333337) (* (log x) 3))
  (+ (log 0.33333333333333337) (log (pow x 3)))
  (log (* 0.33333333333333337 (pow x 3)))
  (exp (* 0.33333333333333337 (pow x 3)))
  (* (* (* 0.33333333333333337 0.33333333333333337) 0.33333333333333337) (* (* (pow x 3) (pow x 3)) (pow x 3)))
  (* (cbrt (* 0.33333333333333337 (pow x 3))) (cbrt (* 0.33333333333333337 (pow x 3))))
  (cbrt (* 0.33333333333333337 (pow x 3)))
  (* (* (* 0.33333333333333337 (pow x 3)) (* 0.33333333333333337 (pow x 3))) (* 0.33333333333333337 (pow x 3)))
  (sqrt (* 0.33333333333333337 (pow x 3)))
  (sqrt (* 0.33333333333333337 (pow x 3)))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (sqrt (pow x 3)))
  (* (sqrt 0.33333333333333337) (sqrt (pow x 3)))
  (* (sqrt 0.33333333333333337) (pow x (/ 3 2)))
  (* (sqrt 0.33333333333333337) (pow x (/ 3 2)))
  (* 0.33333333333333337 (pow (* (cbrt x) (cbrt x)) 3))
  (* 0.33333333333333337 (pow (sqrt x) 3))
  (* 0.33333333333333337 (pow 1 3))
  (* 0.33333333333333337 (* x x))
  (* 0.33333333333333337 (* (cbrt (pow x 3)) (cbrt (pow x 3))))
  (* 0.33333333333333337 (pow (* (cbrt x) (cbrt x)) 3))
  (* 0.33333333333333337 (pow (sqrt x) 3))
  (* 0.33333333333333337 (pow 1 3))
  (* 0.33333333333333337 x)
  (* 0.33333333333333337 (sqrt (pow x 3)))
  (* 0.33333333333333337 1)
  (* 0.33333333333333337 (pow x (/ 3 2)))
  (* (cbrt 0.33333333333333337) (pow x 3))
  (* (sqrt 0.33333333333333337) (pow x 3))
  (* 0.33333333333333337 (pow x 3))
  (+ (* 0.33333333333333337 (pow x 3)) (* 5.551115123125783e-17 (pow x 4)))
  (+ (* 0.33333333333333337 (pow x 3)) (* 5.551115123125783e-17 (pow x 4)))
  (+ (* 0.33333333333333337 (pow x 3)) (* 5.551115123125783e-17 (pow x 4)))
  (* 5.551115123125783e-17 (pow x 4))
  (* 5.551115123125783e-17 (pow x 4))
  (* 5.551115123125783e-17 (pow x 4))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
1.627 * * [simplify]: iteration  0 :  268  enodes  (cost  323 )
1.633 * * [simplify]: iteration  1 :  1157  enodes  (cost  293 )
1.664 * * [simplify]: iteration  2 :  5001  enodes  (cost  293 )
1.666 * [simplify]: Simplified to:
   (exp (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (log (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (exp (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (* (cbrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))) (cbrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))
  (cbrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (pow (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))) 3)
  (sqrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (sqrt (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))))
  (+ (pow (* 5.551115123125783e-17 (pow x 4)) 3) (pow (* 0.33333333333333337 (pow x 3)) 3))
  (- (* (pow x 6) (* 0.33333333333333337 0.33333333333333337)) (- (* (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3))) (* (pow x 8) (* 5.551115123125783e-17 5.551115123125783e-17))))
  (+ (* (neg (* 0.33333333333333337 0.33333333333333337)) (pow x 6)) (* (pow x 8) (* 5.551115123125783e-17 5.551115123125783e-17)))
  (- (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
  (log (* 5.551115123125783e-17 (pow x 4)))
  (log (* 5.551115123125783e-17 (pow x 4)))
  (log (* 5.551115123125783e-17 (pow x 4)))
  (log (* 5.551115123125783e-17 (pow x 4)))
  (exp (* 5.551115123125783e-17 (pow x 4)))
  (pow (* 5.551115123125783e-17 (pow x 4)) 3)
  (* (cbrt (* 5.551115123125783e-17 (pow x 4))) (cbrt (* 5.551115123125783e-17 (pow x 4))))
  (cbrt (* 5.551115123125783e-17 (pow x 4)))
  (pow (* 5.551115123125783e-17 (pow x 4)) 3)
  (sqrt (* 5.551115123125783e-17 (pow x 4)))
  (sqrt (* 5.551115123125783e-17 (pow x 4)))
  (* (sqrt 5.551115123125783e-17) (pow x 2))
  (* (sqrt 5.551115123125783e-17) (pow x 2))
  (* (sqrt 5.551115123125783e-17) (sqrt (pow x 4)))
  (* (sqrt 5.551115123125783e-17) (sqrt (pow x 4)))
  (* (sqrt 5.551115123125783e-17) (pow x 2))
  (* (sqrt 5.551115123125783e-17) (pow x 2))
  (* 5.551115123125783e-17 (pow (* (cbrt x) (cbrt x)) 4))
  (* 5.551115123125783e-17 (pow x 2))
  5.551115123125783e-17
  (* 5.551115123125783e-17 (* (cbrt (pow x 4)) (cbrt (pow x 4))))
  (* 5.551115123125783e-17 (sqrt (pow x 4)))
  5.551115123125783e-17
  (* 5.551115123125783e-17 (pow x 2))
  (* (cbrt 5.551115123125783e-17) (pow x 4))
  (* (sqrt 5.551115123125783e-17) (pow x 4))
  (* 5.551115123125783e-17 (pow x 4))
  (log (* 0.33333333333333337 (pow x 3)))
  (log (* 0.33333333333333337 (pow x 3)))
  (log (* 0.33333333333333337 (pow x 3)))
  (log (* 0.33333333333333337 (pow x 3)))
  (exp (* 0.33333333333333337 (pow x 3)))
  (pow (* 0.33333333333333337 (pow x 3)) 3)
  (* (cbrt (* 0.33333333333333337 (pow x 3))) (cbrt (* 0.33333333333333337 (pow x 3))))
  (cbrt (* 0.33333333333333337 (pow x 3)))
  (pow (* 0.33333333333333337 (pow x 3)) 3)
  (sqrt (* 0.33333333333333337 (pow x 3)))
  (sqrt (* 0.33333333333333337 (pow x 3)))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (pow (sqrt x) 3))
  (* (sqrt 0.33333333333333337) (sqrt (pow x 3)))
  (* (sqrt 0.33333333333333337) (sqrt (pow x 3)))
  (* (sqrt 0.33333333333333337) (pow x 3/2))
  (* (sqrt 0.33333333333333337) (pow x 3/2))
  (* (* 0.33333333333333337 x) x)
  (* 0.33333333333333337 (pow (sqrt x) 3))
  0.33333333333333337
  (* (* 0.33333333333333337 x) x)
  (* (* 0.33333333333333337 x) x)
  (* (* 0.33333333333333337 x) x)
  (* 0.33333333333333337 (pow (sqrt x) 3))
  0.33333333333333337
  (* 0.33333333333333337 x)
  (* 0.33333333333333337 (sqrt (pow x 3)))
  0.33333333333333337
  (* 0.33333333333333337 (pow x 3/2))
  (* (cbrt 0.33333333333333337) (pow x 3))
  (* (sqrt 0.33333333333333337) (pow x 3))
  (* 0.33333333333333337 (pow x 3))
  (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
  (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
  (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
  (* 5.551115123125783e-17 (pow x 4))
  (* 5.551115123125783e-17 (pow x 4))
  (* 5.551115123125783e-17 (pow x 4))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
1.667 * * * [progress]: adding candidates to table
1.801 * [progress]: [Phase 3 of 3] Extracting.
1.801 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.802 * * * [regime-changes]: Trying 5 branch expressions: ((* -2.0 x) (exp (* -2.0 x)) (+ 1.0 (exp (* -2.0 x))) y x)
1.802 * * * * [regimes]: Trying to branch on (* -2.0 x) from (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.824 * * * * [regimes]: Trying to branch on (exp (* -2.0 x)) from (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.843 * * * * [regimes]: Trying to branch on (+ 1.0 (exp (* -2.0 x))) from (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.863 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.909 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.931 * * * [regime]: Found split indices: #<option (#s(si 1 50) #s(si 0 181) #s(si 1 255))>
1.932 * [binary-search]: Only using regimes for bounds on (* -2.0 x) and (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.932 * [regimes]: Found splitpoints: (#s(sp 1 (* -2.0 x) -3014874157.0515804) #s(sp 0 (* -2.0 x) 0.0004808098593908609) #s(sp 1 (* -2.0 x) +nan.0)) , with alts (#<alt (λ (x y) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))> #<alt (λ (x y) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0))>)
1.933 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= (* -2.0 x) -3014874157.0515804) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0) (if (<= (* -2.0 x) 0.0004808098593908609) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0)))
1.934 * * [simplify]: iteration  0 :  37  enodes  (cost  20 )
1.934 * * [simplify]: iteration  1 :  37  enodes  (cost  20 )
1.934 * [simplify]: Simplified to:
   (if (or (<= (* -2.0 x) -3014874157.0515804) (not (<= (* -2.0 x) 0.0004808098593908609))) (- (/ (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))) 1.0) (- (* 1.0 x) (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))))
3.055 * [regime-testing]: Baseline error score: 29.918351408205897
3.056 * [regime-testing]: Oracle error score: 0.022297121873048376
3.058 * [regime-testing]: End program error score: 0.5162854980054118