26.858 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.030 * * * [progress]: [2/2] Setting up program.
0.033 * [progress]: [Phase 2 of 3] Improving.
0.033 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
0.035 * * [simplify]: iteration  0 :  15  enodes  (cost  5 )
0.036 * * [simplify]: iteration  1 :  22  enodes  (cost  5 )
0.038 * * [simplify]: iteration  2 :  31  enodes  (cost  5 )
0.039 * * [simplify]: iteration  3 :  54  enodes  (cost  5 )
0.041 * * [simplify]: iteration  4 :  119  enodes  (cost  5 )
0.043 * * [simplify]: iteration  5 :  333  enodes  (cost  5 )
0.051 * * [simplify]: iteration  6 :  1646  enodes  (cost  5 )
0.093 * * [simplify]: iteration  7 :  5001  enodes  (cost  5 )
0.094 * [simplify]: Simplified to:
   (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0)
0.094 * * [progress]: iteration 1 / 4
0.094 * * * [progress]: picking best candidate
0.096 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))>
0.096 * * * [progress]: localizing error
0.102 * * * [progress]: generating rewritten candidates
0.102 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.116 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.132 * * * [progress]: generating series expansions
0.132 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.132 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in (x) around 0
0.132 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x
0.132 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.132 * [taylor]: Taking taylor expansion of 2.0 in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.132 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.132 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.132 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.132 * [taylor]: Taking taylor expansion of -2.0 in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.134 * [taylor]: Taking taylor expansion of 1.0 in x
0.135 * [taylor]: Taking taylor expansion of 1.0 in x
0.135 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) in x
0.135 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.135 * [taylor]: Taking taylor expansion of 2.0 in x
0.135 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.135 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.135 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.135 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.135 * [taylor]: Taking taylor expansion of -2.0 in x
0.135 * [taylor]: Taking taylor expansion of x in x
0.136 * [taylor]: Taking taylor expansion of 1.0 in x
0.137 * [taylor]: Taking taylor expansion of 1.0 in x
0.182 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in (x) around 0
0.182 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in x
0.182 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.182 * [taylor]: Taking taylor expansion of 2.0 in x
0.182 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.182 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.182 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.182 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.182 * [taylor]: Taking taylor expansion of -2.0 in x
0.182 * [taylor]: Taking taylor expansion of x in x
0.183 * [taylor]: Taking taylor expansion of 1.0 in x
0.183 * [taylor]: Taking taylor expansion of 1.0 in x
0.183 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) 1.0) in x
0.183 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.183 * [taylor]: Taking taylor expansion of 2.0 in x
0.183 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.183 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.183 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.183 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.183 * [taylor]: Taking taylor expansion of -2.0 in x
0.183 * [taylor]: Taking taylor expansion of x in x
0.183 * [taylor]: Taking taylor expansion of 1.0 in x
0.183 * [taylor]: Taking taylor expansion of 1.0 in x
0.196 * [approximate]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in (x) around 0
0.196 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in x
0.196 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.196 * [taylor]: Taking taylor expansion of 2.0 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.196 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.196 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.196 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.196 * [taylor]: Taking taylor expansion of 2.0 in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.196 * [taylor]: Taking taylor expansion of 1.0 in x
0.196 * [taylor]: Taking taylor expansion of 1.0 in x
0.196 * [taylor]: Taking taylor expansion of (- (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) 1.0) in x
0.196 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.196 * [taylor]: Taking taylor expansion of 2.0 in x
0.196 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.196 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.196 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.196 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.196 * [taylor]: Taking taylor expansion of 2.0 in x
0.196 * [taylor]: Taking taylor expansion of x in x
0.197 * [taylor]: Taking taylor expansion of 1.0 in x
0.197 * [taylor]: Taking taylor expansion of 1.0 in x
0.213 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.213 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in (x) around 0
0.213 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in x
0.213 * [taylor]: Taking taylor expansion of 2.0 in x
0.213 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.213 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.213 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.213 * [taylor]: Taking taylor expansion of -2.0 in x
0.213 * [taylor]: Taking taylor expansion of x in x
0.214 * [taylor]: Taking taylor expansion of 1.0 in x
0.215 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) in x
0.215 * [taylor]: Taking taylor expansion of 2.0 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
0.216 * [taylor]: Taking taylor expansion of 1.0 in x
0.239 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in (x) around 0
0.239 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in x
0.239 * [taylor]: Taking taylor expansion of 2.0 in x
0.239 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.239 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.239 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.239 * [taylor]: Taking taylor expansion of -2.0 in x
0.239 * [taylor]: Taking taylor expansion of x in x
0.239 * [taylor]: Taking taylor expansion of 1.0 in x
0.240 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ -2.0 x)) 1.0)) in x
0.240 * [taylor]: Taking taylor expansion of 2.0 in x
0.240 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.240 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.240 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.240 * [taylor]: Taking taylor expansion of -2.0 in x
0.240 * [taylor]: Taking taylor expansion of x in x
0.240 * [taylor]: Taking taylor expansion of 1.0 in x
0.244 * [approximate]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in (x) around 0
0.244 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in x
0.244 * [taylor]: Taking taylor expansion of 2.0 in x
0.244 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.244 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.244 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.244 * [taylor]: Taking taylor expansion of 2.0 in x
0.244 * [taylor]: Taking taylor expansion of x in x
0.244 * [taylor]: Taking taylor expansion of 1.0 in x
0.245 * [taylor]: Taking taylor expansion of (/ 2.0 (+ (exp (/ 2.0 x)) 1.0)) in x
0.245 * [taylor]: Taking taylor expansion of 2.0 in x
0.245 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.245 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.245 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.245 * [taylor]: Taking taylor expansion of 2.0 in x
0.245 * [taylor]: Taking taylor expansion of x in x
0.245 * [taylor]: Taking taylor expansion of 1.0 in x
0.249 * * * [progress]: simplifying candidates
0.251 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma (* (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))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (* (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))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (* (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))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (sqrt (/ 2.0 (+ 1.0 (exp (* -2.0 x))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (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 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (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))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (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))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (* (cbrt 2.0) (cbrt 2.0)) 1) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (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))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (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 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (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))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ (sqrt 2.0) 1) (/ (sqrt 2.0) (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))) (/ 2.0 (cbrt (+ 1.0 (exp (* -2.0 x))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))) (/ 2.0 (cbrt (+ 1.0 (exp (* -2.0 x))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))) (/ 2.0 (cbrt (+ 1.0 (exp (* -2.0 x))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 1) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 1) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 1) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma (/ 1 1) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 1 1) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 1 1) (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma 1 (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma 1 (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma 1 (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
  (fma 2.0 (/ 1 (+ 1.0 (exp (* -2.0 x)))) (- (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0)))))
  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
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  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma 2.0 (/ 1 (+ 1.0 (exp (* -2.0 x)))) (- (* 1.0 1)))
  (fma (- 1.0) 1 (* 1.0 1))
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  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
  (fma (/ 2.0 (+ (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))))) (- (* (sqrt 1.0) (sqrt 1.0))))
  (fma (- (sqrt 1.0)) (sqrt 1.0) (* (sqrt 1.0) (sqrt 1.0)))
  (fma (/ 2.0 (+ (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)))
  (fma (- 1.0) 1 (* 1.0 1))
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  (fma (- (cbrt 1.0)) (* (cbrt 1.0) (cbrt 1.0)) (* (cbrt 1.0) (* (cbrt 1.0) (cbrt 1.0))))
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  (cbrt (- (/ 2.0 (+ 1.0 (exp (* -2.0 x)))) 1.0))
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  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
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  (/ 1 1)
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  (/ 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))))))
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  (/ (+ 1.0 (exp (* -2.0 x))) (sqrt 2.0))
  (/ (+ 1.0 (exp (* -2.0 x))) 2.0)
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  (/ 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)
  (- (+ 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))
0.260 * * [simplify]: iteration  0 :  376  enodes  (cost  1556 )
0.266 * * [simplify]: iteration  1 :  1170  enodes  (cost  1155 )
0.291 * * [simplify]: iteration  2 :  5001  enodes  (cost  1121 )
0.298 * [simplify]: Simplified to:
   (- (* (* (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)))))) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (* (* (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)))))) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (* (* (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)))))) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (* (/ (* (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)))))) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (* (/ (* (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)))))) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (* (/ (* (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)))))) 1.0)
  (fma (- 1.0) 1 1.0)
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  (fma (- 1.0) 1 1.0)
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  (fma (- 1.0) 1 1.0)
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  (fma (- 1.0) 1 1.0)
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  (fma (- 1.0) 1 1.0)
  (- (* (cbrt 2.0) (* (cbrt 2.0) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))))) 1.0)
  (fma (- 1.0) 1 1.0)
  (- (* (cbrt 2.0) (* (cbrt 2.0) (/ (cbrt 2.0) (+ 1.0 (exp (* -2.0 x)))))) 1.0)
  (fma (- 1.0) 1 1.0)
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  (- (+ 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)))))
  (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3)))))
  (- (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) 1.0)
  (- (/ 2.0 (+ (exp (* -2.0 x)) 1.0)) 1.0)
  (fma x 1.0 (- 1.0 (* 0.33333333333333337 (pow x 3))))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
  (/ 2.0 (+ (exp (* -2.0 x)) 1.0))
0.299 * * * [progress]: adding candidates to table
0.471 * * [progress]: iteration 2 / 4
0.471 * * * [progress]: picking best candidate
0.476 * * * * [pick]: Picked  #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>
0.476 * * * [progress]: localizing error
0.486 * * * [progress]: generating rewritten candidates
0.486 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.487 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1)
0.494 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.504 * * * [progress]: generating series expansions
0.504 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.505 * [approximate]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) (- 1.0)) in (x) around 0
0.505 * [taylor]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) (- 1.0)) in x
0.505 * [taylor]: Rewrote expression to (+ (* (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))))) (- 1.0))
0.505 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))))) in x
0.505 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.505 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.505 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.505 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.505 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.505 * [taylor]: Taking taylor expansion of -2.0 in x
0.505 * [taylor]: Taking taylor expansion of x in x
0.507 * [taylor]: Taking taylor expansion of 1.0 in x
0.513 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in x
0.513 * [taylor]: Taking taylor expansion of 2.0 in x
0.513 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.513 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.513 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.513 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.513 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.513 * [taylor]: Taking taylor expansion of -2.0 in x
0.513 * [taylor]: Taking taylor expansion of x in x
0.514 * [taylor]: Taking taylor expansion of 1.0 in x
0.524 * [taylor]: Taking taylor expansion of (- 1.0) in x
0.524 * [taylor]: Taking taylor expansion of 1.0 in x
0.524 * [taylor]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) (- 1.0)) in x
0.524 * [taylor]: Rewrote expression to (+ (* (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))))) (- 1.0))
0.524 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))))) in x
0.524 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.524 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.524 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.524 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.524 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.524 * [taylor]: Taking taylor expansion of -2.0 in x
0.524 * [taylor]: Taking taylor expansion of x in x
0.525 * [taylor]: Taking taylor expansion of 1.0 in x
0.532 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in x
0.532 * [taylor]: Taking taylor expansion of 2.0 in x
0.532 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.532 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.532 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.532 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.532 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.532 * [taylor]: Taking taylor expansion of -2.0 in x
0.532 * [taylor]: Taking taylor expansion of x in x
0.533 * [taylor]: Taking taylor expansion of 1.0 in x
0.539 * [taylor]: Taking taylor expansion of (- 1.0) in x
0.539 * [taylor]: Taking taylor expansion of 1.0 in x
0.655 * [approximate]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) (- 1.0)) in (x) around 0
0.655 * [taylor]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) (- 1.0)) in x
0.655 * [taylor]: Rewrote expression to (+ (* (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))))) (- 1.0))
0.655 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))))) in x
0.655 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.655 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.655 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.655 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.655 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.655 * [taylor]: Taking taylor expansion of -2.0 in x
0.655 * [taylor]: Taking taylor expansion of x in x
0.655 * [taylor]: Taking taylor expansion of 1.0 in x
0.656 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in x
0.656 * [taylor]: Taking taylor expansion of 2.0 in x
0.656 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.656 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.656 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.656 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.656 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.656 * [taylor]: Taking taylor expansion of -2.0 in x
0.656 * [taylor]: Taking taylor expansion of x in x
0.656 * [taylor]: Taking taylor expansion of 1.0 in x
0.657 * [taylor]: Taking taylor expansion of (- 1.0) in x
0.657 * [taylor]: Taking taylor expansion of 1.0 in x
0.657 * [taylor]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) (- 1.0)) in x
0.657 * [taylor]: Rewrote expression to (+ (* (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))))) (- 1.0))
0.657 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))))) in x
0.657 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.657 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.657 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.657 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.657 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.657 * [taylor]: Taking taylor expansion of -2.0 in x
0.657 * [taylor]: Taking taylor expansion of x in x
0.658 * [taylor]: Taking taylor expansion of 1.0 in x
0.658 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in x
0.658 * [taylor]: Taking taylor expansion of 2.0 in x
0.658 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.658 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.658 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.658 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.658 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.658 * [taylor]: Taking taylor expansion of -2.0 in x
0.658 * [taylor]: Taking taylor expansion of x in x
0.659 * [taylor]: Taking taylor expansion of 1.0 in x
0.659 * [taylor]: Taking taylor expansion of (- 1.0) in x
0.659 * [taylor]: Taking taylor expansion of 1.0 in x
0.689 * [approximate]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) (- 1.0)) in (x) around 0
0.689 * [taylor]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) (- 1.0)) in x
0.689 * [taylor]: Rewrote expression to (+ (* (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))))) (- 1.0))
0.689 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))))) in x
0.689 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.689 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.689 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.689 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.689 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.689 * [taylor]: Taking taylor expansion of 2.0 in x
0.689 * [taylor]: Taking taylor expansion of x in x
0.689 * [taylor]: Taking taylor expansion of 1.0 in x
0.690 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in x
0.690 * [taylor]: Taking taylor expansion of 2.0 in x
0.690 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.690 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.690 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.690 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.690 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.690 * [taylor]: Taking taylor expansion of 2.0 in x
0.690 * [taylor]: Taking taylor expansion of x in x
0.691 * [taylor]: Taking taylor expansion of 1.0 in x
0.691 * [taylor]: Taking taylor expansion of (- 1.0) in x
0.691 * [taylor]: Taking taylor expansion of 1.0 in x
0.691 * [taylor]: Taking taylor expansion of (fma (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) (- 1.0)) in x
0.691 * [taylor]: Rewrote expression to (+ (* (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))))) (- 1.0))
0.691 * [taylor]: Taking taylor expansion of (* (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))))) in x
0.691 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.691 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.691 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.691 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.691 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.691 * [taylor]: Taking taylor expansion of 2.0 in x
0.691 * [taylor]: Taking taylor expansion of x in x
0.692 * [taylor]: Taking taylor expansion of 1.0 in x
0.692 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in x
0.692 * [taylor]: Taking taylor expansion of 2.0 in x
0.692 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.692 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.692 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.693 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.693 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.693 * [taylor]: Taking taylor expansion of 2.0 in x
0.693 * [taylor]: Taking taylor expansion of x in x
0.693 * [taylor]: Taking taylor expansion of 1.0 in x
0.693 * [taylor]: Taking taylor expansion of (- 1.0) in x
0.694 * [taylor]: Taking taylor expansion of 1.0 in x
0.718 * * * * [progress]: [ 2 / 3 ] generating series at (2 1)
0.718 * [approximate]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in (x) around 0
0.718 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.718 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.718 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.718 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.718 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.718 * [taylor]: Taking taylor expansion of -2.0 in x
0.718 * [taylor]: Taking taylor expansion of x in x
0.719 * [taylor]: Taking taylor expansion of 1.0 in x
0.725 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.725 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.725 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.725 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.725 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.725 * [taylor]: Taking taylor expansion of -2.0 in x
0.725 * [taylor]: Taking taylor expansion of x in x
0.726 * [taylor]: Taking taylor expansion of 1.0 in x
0.746 * [approximate]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in (x) around 0
0.746 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.746 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.746 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.747 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.747 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.747 * [taylor]: Taking taylor expansion of -2.0 in x
0.747 * [taylor]: Taking taylor expansion of x in x
0.747 * [taylor]: Taking taylor expansion of 1.0 in x
0.748 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.748 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.748 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.748 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.748 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.748 * [taylor]: Taking taylor expansion of -2.0 in x
0.748 * [taylor]: Taking taylor expansion of x in x
0.748 * [taylor]: Taking taylor expansion of 1.0 in x
0.754 * [approximate]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in (x) around 0
0.754 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.754 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.754 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.754 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.754 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.754 * [taylor]: Taking taylor expansion of 2.0 in x
0.755 * [taylor]: Taking taylor expansion of x in x
0.755 * [taylor]: Taking taylor expansion of 1.0 in x
0.755 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.755 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.755 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.756 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.756 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.756 * [taylor]: Taking taylor expansion of 2.0 in x
0.756 * [taylor]: Taking taylor expansion of x in x
0.756 * [taylor]: Taking taylor expansion of 1.0 in x
0.767 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.767 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in (x) around 0
0.767 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (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 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.767 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) 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
0.768 * [taylor]: Taking taylor expansion of 1.0 in x
0.774 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))) in x
0.774 * [taylor]: Taking taylor expansion of 2.0 in x
0.774 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0))) in x
0.774 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (* -2.0 x)) 1.0)) in x
0.774 * [taylor]: Taking taylor expansion of (+ (exp (* -2.0 x)) 1.0) in x
0.774 * [taylor]: Taking taylor expansion of (exp (* -2.0 x)) in x
0.774 * [taylor]: Taking taylor expansion of (* -2.0 x) in x
0.774 * [taylor]: Taking taylor expansion of -2.0 in x
0.774 * [taylor]: Taking taylor expansion of x in x
0.776 * [taylor]: Taking taylor expansion of 1.0 in x
0.804 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in (x) around 0
0.804 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in x
0.804 * [taylor]: Taking taylor expansion of 2.0 in x
0.804 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.804 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.804 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.804 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.804 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.804 * [taylor]: Taking taylor expansion of -2.0 in x
0.804 * [taylor]: Taking taylor expansion of x in x
0.804 * [taylor]: Taking taylor expansion of 1.0 in x
0.805 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0)))) in x
0.805 * [taylor]: Taking taylor expansion of 2.0 in x
0.805 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ -2.0 x)) 1.0))) in x
0.805 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ -2.0 x)) 1.0)) in x
0.805 * [taylor]: Taking taylor expansion of (+ (exp (/ -2.0 x)) 1.0) in x
0.805 * [taylor]: Taking taylor expansion of (exp (/ -2.0 x)) in x
0.805 * [taylor]: Taking taylor expansion of (/ -2.0 x) in x
0.805 * [taylor]: Taking taylor expansion of -2.0 in x
0.805 * [taylor]: Taking taylor expansion of x in x
0.806 * [taylor]: Taking taylor expansion of 1.0 in x
0.818 * [approximate]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in (x) around 0
0.818 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in x
0.818 * [taylor]: Taking taylor expansion of 2.0 in x
0.818 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.818 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.818 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.818 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.818 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.818 * [taylor]: Taking taylor expansion of 2.0 in x
0.818 * [taylor]: Taking taylor expansion of x in x
0.818 * [taylor]: Taking taylor expansion of 1.0 in x
0.819 * [taylor]: Taking taylor expansion of (* 2.0 (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0)))) in x
0.819 * [taylor]: Taking taylor expansion of 2.0 in x
0.819 * [taylor]: Taking taylor expansion of (sqrt (/ 1 (+ (exp (/ 2.0 x)) 1.0))) in x
0.819 * [taylor]: Taking taylor expansion of (/ 1 (+ (exp (/ 2.0 x)) 1.0)) in x
0.819 * [taylor]: Taking taylor expansion of (+ (exp (/ 2.0 x)) 1.0) in x
0.819 * [taylor]: Taking taylor expansion of (exp (/ 2.0 x)) in x
0.819 * [taylor]: Taking taylor expansion of (/ 2.0 x) in x
0.819 * [taylor]: Taking taylor expansion of 2.0 in x
0.819 * [taylor]: Taking taylor expansion of x in x
0.819 * [taylor]: Taking taylor expansion of 1.0 in x
0.831 * * * [progress]: simplifying candidates
0.833 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (log1p (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (* (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (exp (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (* (cbrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0))) (cbrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0))))
  (cbrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (* (* (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0))) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (sqrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (sqrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (expm1 (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log1p (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- 1/2)
  (- 1)
  (- (/ 1 2))
  (- (log (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- 0 (log (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- (log 1) (log (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (exp (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (* 1 1) 1) (* (* (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (cbrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))) (cbrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (cbrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (* (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))) (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (sqrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (sqrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- 1)
  (- (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (cbrt 1) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (cbrt 1) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 1) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt 1))
  (/ (cbrt 1) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt 1))
  (/ (cbrt 1) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 1) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 1) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt 1) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 1) (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt 1) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 1) (sqrt 1))
  (/ (sqrt 1) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 1) (sqrt 1))
  (/ (sqrt 1) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 1) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt 1))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt 1))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 1)
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) 1)
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt 1))
  (/ 1 (sqrt 1))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 1)
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (cbrt 1))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt 1))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) 1)
  (/ 1 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ 1 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (expm1 (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log1p (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- (log 2.0) (log (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (exp (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (* 2.0 2.0) 2.0) (* (* (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt (+ 1.0 (exp (* -2.0 x))))) (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))) (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (* (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))) (/ 2.0 (sqrt (+ 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))))))
  (- 2.0)
  (- (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (cbrt 2.0) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (cbrt 2.0) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt 1))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt 1))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) 1)
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt 2.0) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt 2.0) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt 1))
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt 1))
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) 1)
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 2.0 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 2.0 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt 1))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt 1))
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 1)
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) 2.0)
  (/ 2.0 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 2.0 (sqrt (* (cbrt (+ 1.0 (exp (* -2.0 x)))) (cbrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt 1))
  (/ 2.0 (sqrt 1))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 1)
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (cbrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) 2.0)
  (/ 2.0 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (- (+ (* 2.0 (pow (sqrt 0.5) 2)) (* 1.0 x)) (+ 1.0 (* 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)
  (- (+ (* 0.25 (/ x (sqrt 0.5))) (sqrt 0.5)) (* 0.03125 (/ (pow x 2) (pow (sqrt 0.5) 3))))
  (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))
  (sqrt (/ 1 (+ (exp (* -2.0 x)) 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))))
0.840 * * [simplify]: iteration  0 :  328  enodes  (cost  1133 )
0.847 * * [simplify]: iteration  1 :  1147  enodes  (cost  1003 )
0.866 * * [simplify]: iteration  2 :  4595  enodes  (cost  952 )
0.958 * * [simplify]: iteration  3 :  5001  enodes  (cost  952 )
0.969 * [simplify]: Simplified to:
   (expm1 (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (log1p (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (/ 2.0 (+ 1.0 (exp (* -2.0 x))))
  (log (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (exp (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0))
  (* (cbrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0))) (cbrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0))))
  (cbrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (pow (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0) 3)
  (sqrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (sqrt (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))
  (expm1 (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log1p (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- 1/2)
  (- 1)
  (- 1/2)
  (log (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (exp (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (pow (sqrt (+ 1.0 (exp (* -2.0 x)))) 3))
  (* (cbrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))) (cbrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (cbrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (pow (sqrt (+ 1.0 (exp (* -2.0 x)))) 3))
  (sqrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (sqrt (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- 1)
  (- (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 1 (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  1
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (sqrt (+ 1.0 (exp (* -2.0 x))))
  (/ 1 (sqrt (+ (pow 1.0 3) (pow (exp (* -2.0 x)) 3))))
  (/ 1 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (expm1 (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log1p (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (log (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (exp (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (pow (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) 3)
  (* (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))) (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (cbrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (pow (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) 3)
  (sqrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (sqrt (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (- 2.0)
  (- (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (cbrt 2.0) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (/ (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))) (cbrt 2.0)))
  (/ (cbrt 2.0) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (* (cbrt 2.0) (cbrt 2.0)) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (cbrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (* (cbrt 2.0) (cbrt 2.0))
  (/ (cbrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ (sqrt 2.0) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ (sqrt 2.0) (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (sqrt 2.0)
  (/ (sqrt 2.0) (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (* (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))) (cbrt (sqrt (+ 1.0 (exp (* -2.0 x)))))))
  (/ 2.0 (cbrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (fabs (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (cbrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  1
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  1
  (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x)))))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) 2.0)
  (/ 2.0 (* (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))))))
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  2.0
  2.0
  (/ 2.0 (sqrt (sqrt (+ 1.0 (exp (* -2.0 x))))))
  2.0
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (cbrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) (sqrt 2.0))
  (/ (sqrt (+ 1.0 (exp (* -2.0 x)))) 2.0)
  (/ 2.0 (hypot (pow (exp (* -2.0 x)) 3/2) (pow 1.0 3/2)))
  (/ 2.0 (sqrt (- (* 1.0 1.0) (* (exp (* -2.0 x)) (exp (* -2.0 x))))))
  (- (* 1.0 x) (- (fma (pow x 3) 0.33333333333333337 1.0) (* 0.5 2.0)))
  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
  (- (* 2.0 (/ 1 (+ (exp (* -2.0 x)) 1.0))) 1.0)
  (fma 0.25 (/ x (sqrt 0.5)) (- (sqrt 0.5) (* 0.03125 (/ (pow x 2) (pow (sqrt 0.5) 3)))))
  (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))
  (sqrt (/ 1 (+ (exp (* -2.0 x)) 1.0)))
  (fma 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))))
0.970 * * * [progress]: adding candidates to table
1.172 * * [progress]: iteration 3 / 4
1.172 * * * [progress]: picking best candidate
1.174 * * * * [pick]: Picked  #<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))>
1.174 * * * [progress]: localizing error
1.185 * * * [progress]: generating rewritten candidates
1.185 * * * * [progress]: [ 1 / 2 ] rewriting at (2 3 1)
1.186 * * * * [progress]: [ 2 / 2 ] rewriting at (2 3 1 3)
1.194 * * * [progress]: generating series expansions
1.194 * * * * [progress]: [ 1 / 2 ] generating series at (2 3 1)
1.194 * [approximate]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))) in (x) around 0
1.194 * [taylor]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))) in x
1.195 * [taylor]: Rewrote expression to (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
1.195 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in x
1.195 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.195 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.195 * [taylor]: Taking taylor expansion of x in x
1.195 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.195 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.195 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.195 * [taylor]: Taking taylor expansion of x in x
1.195 * [taylor]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))) in x
1.195 * [taylor]: Rewrote expression to (+ (* 5.551115123125783e-17 (pow x 4)) (* 0.33333333333333337 (pow x 3)))
1.195 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow x 4)) in x
1.195 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.195 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.195 * [taylor]: Taking taylor expansion of x in x
1.195 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.195 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.195 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.195 * [taylor]: Taking taylor expansion of x in x
1.222 * [approximate]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow (/ 1 x) 4) (/ 0.33333333333333337 (pow x 3))) in (x) around 0
1.222 * [taylor]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow (/ 1 x) 4) (/ 0.33333333333333337 (pow x 3))) in x
1.222 * [taylor]: Rewrote expression to (+ (* 5.551115123125783e-17 (pow (/ 1 x) 4)) (/ 0.33333333333333337 (pow x 3)))
1.222 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow (/ 1 x) 4)) in x
1.222 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.222 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
1.222 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.222 * [taylor]: Taking taylor expansion of x in x
1.223 * [taylor]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in x
1.223 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.223 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.223 * [taylor]: Taking taylor expansion of x in x
1.223 * [taylor]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow (/ 1 x) 4) (/ 0.33333333333333337 (pow x 3))) in x
1.223 * [taylor]: Rewrote expression to (+ (* 5.551115123125783e-17 (pow (/ 1 x) 4)) (/ 0.33333333333333337 (pow x 3)))
1.224 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow (/ 1 x) 4)) in x
1.224 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.224 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4) in x
1.224 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.224 * [taylor]: Taking taylor expansion of x in x
1.224 * [taylor]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in x
1.224 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.224 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.224 * [taylor]: Taking taylor expansion of x in x
1.258 * [approximate]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow (/ -1 x) 4) (/ -0.33333333333333337 (pow x 3))) in (x) around 0
1.258 * [taylor]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow (/ -1 x) 4) (/ -0.33333333333333337 (pow x 3))) in x
1.258 * [taylor]: Rewrote expression to (+ (* 5.551115123125783e-17 (pow (/ -1 x) 4)) (/ -0.33333333333333337 (pow x 3)))
1.258 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow (/ -1 x) 4)) in x
1.258 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.258 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
1.258 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.258 * [taylor]: Taking taylor expansion of -1 in x
1.258 * [taylor]: Taking taylor expansion of x in x
1.259 * [taylor]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in x
1.259 * [taylor]: Taking taylor expansion of -0.33333333333333337 in x
1.259 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.259 * [taylor]: Taking taylor expansion of x in x
1.259 * [taylor]: Taking taylor expansion of (fma 5.551115123125783e-17 (pow (/ -1 x) 4) (/ -0.33333333333333337 (pow x 3))) in x
1.260 * [taylor]: Rewrote expression to (+ (* 5.551115123125783e-17 (pow (/ -1 x) 4)) (/ -0.33333333333333337 (pow x 3)))
1.260 * [taylor]: Taking taylor expansion of (* 5.551115123125783e-17 (pow (/ -1 x) 4)) in x
1.260 * [taylor]: Taking taylor expansion of 5.551115123125783e-17 in x
1.260 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4) in x
1.260 * [taylor]: Taking taylor expansion of (/ -1 x) in x
1.260 * [taylor]: Taking taylor expansion of -1 in x
1.260 * [taylor]: Taking taylor expansion of x in x
1.260 * [taylor]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in x
1.260 * [taylor]: Taking taylor expansion of -0.33333333333333337 in x
1.260 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.260 * [taylor]: Taking taylor expansion of x in x
1.290 * * * * [progress]: [ 2 / 2 ] generating series at (2 3 1 3)
1.290 * [approximate]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in (x) around 0
1.290 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.290 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.290 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.290 * [taylor]: Taking taylor expansion of x in x
1.290 * [taylor]: Taking taylor expansion of (* 0.33333333333333337 (pow x 3)) in x
1.290 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.291 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.291 * [taylor]: Taking taylor expansion of x in x
1.302 * [approximate]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in (x) around 0
1.302 * [taylor]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in x
1.302 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.302 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.302 * [taylor]: Taking taylor expansion of x in x
1.303 * [taylor]: Taking taylor expansion of (/ 0.33333333333333337 (pow x 3)) in x
1.303 * [taylor]: Taking taylor expansion of 0.33333333333333337 in x
1.303 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.303 * [taylor]: Taking taylor expansion of x in x
1.314 * [approximate]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in (x) around 0
1.314 * [taylor]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in x
1.314 * [taylor]: Taking taylor expansion of -0.33333333333333337 in x
1.314 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.314 * [taylor]: Taking taylor expansion of x in x
1.315 * [taylor]: Taking taylor expansion of (/ -0.33333333333333337 (pow x 3)) in x
1.315 * [taylor]: Taking taylor expansion of -0.33333333333333337 in x
1.315 * [taylor]: Taking taylor expansion of (pow x 3) in x
1.315 * [taylor]: Taking taylor expansion of x in x
1.332 * * * [progress]: simplifying candidates
1.332 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (log1p (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (* 5.551115123125783e-17 (pow x 4))
  (log (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (exp (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (* (cbrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3)))) (cbrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3)))))
  (cbrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (* (* (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))) (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3)))) (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (sqrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (sqrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (expm1 (* 0.33333333333333337 (pow x 3)))
  (log1p (* 0.33333333333333337 (pow x 3)))
  (+ (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)))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
1.337 * * [simplify]: iteration  0 :  142  enodes  (cost  195 )
1.340 * * [simplify]: iteration  1 :  582  enodes  (cost  172 )
1.356 * * [simplify]: iteration  2 :  3698  enodes  (cost  172 )
1.515 * * [simplify]: iteration  3 :  5002  enodes  (cost  172 )
1.517 * [simplify]: Simplified to:
   (expm1 (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (log1p (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (* 5.551115123125783e-17 (pow x 4))
  (log (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (exp (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (* (cbrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3)))) (cbrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3)))))
  (cbrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (pow (fma 0.33333333333333337 (pow x 3) (* 5.551115123125783e-17 (pow x 4))) 3)
  (sqrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (sqrt (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))
  (expm1 (* 0.33333333333333337 (pow x 3)))
  (log1p (* 0.33333333333333337 (pow x 3)))
  (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))
  (fma 0.33333333333333337 (pow x 3) (* 5.551115123125783e-17 (pow x 4)))
  (fma 0.33333333333333337 (pow x 3) (* 5.551115123125783e-17 (pow x 4)))
  (fma 0.33333333333333337 (pow x 3) (* 5.551115123125783e-17 (pow x 4)))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
  (* 0.33333333333333337 (pow x 3))
1.517 * * * [progress]: adding candidates to table
1.617 * [progress]: [Phase 3 of 3] Extracting.
1.617 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.618 * * * [regime-changes]: Trying 5 branch expressions: ((* -2.0 x) (exp (* -2.0 x)) (+ 1.0 (exp (* -2.0 x))) y x)
1.618 * * * * [regimes]: Trying to branch on (* -2.0 x) from (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.642 * * * * [regimes]: Trying to branch on (exp (* -2.0 x)) from (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.661 * * * * [regimes]: Trying to branch on (+ 1.0 (exp (* -2.0 x))) from (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.683 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.718 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.740 * * * [regime]: Found split indices: #<option (#s(si 1 60) #s(si 0 176) #s(si 1 255))>
1.742 * [binary-search]: Only using regimes for bounds on (* -2.0 x) and (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.742 * [regimes]: Found splitpoints: (#s(sp 1 (* -2.0 x) -0.022522952500362264) #s(sp 0 (* -2.0 x) 5.277325418536953e-08) #s(sp 1 (* -2.0 x) +nan.0)) , with alts (#<alt (λ (x y) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))> #<alt (λ (x y) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)))>)
1.742 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (if (<= (* -2.0 x) -0.022522952500362264) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)) (if (<= (* -2.0 x) 5.277325418536953e-08) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0))))
1.743 * * [simplify]: iteration  0 :  37  enodes  (cost  20 )
1.743 * * [simplify]: iteration  1 :  37  enodes  (cost  20 )
1.743 * [simplify]: Simplified to:
   (if (or (<= (* -2.0 x) -0.022522952500362264) (not (<= (* -2.0 x) 5.277325418536953e-08))) (fma (/ 1 (sqrt (+ 1.0 (exp (* -2.0 x))))) (/ 2.0 (sqrt (+ 1.0 (exp (* -2.0 x))))) (- 1.0)) (fma 1.0 x (- (fma 5.551115123125783e-17 (pow x 4) (* 0.33333333333333337 (pow x 3))))))
2.814 * [regime-testing]: Baseline error score: 30.32872356139187
2.815 * [regime-testing]: Oracle error score: 0.03088585783994957
2.816 * [regime-testing]: End program error score: 0.09251909690179372