8.663 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.074 * * * [progress]: [2/2] Setting up program.
0.076 * [progress]: [Phase 2 of 3] Improving.
0.077 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.145 * * [simplify]: iteration  0 :  4994  enodes  (cost  13 )
0.145 * * [simplify]: iteration  1 :  4994  enodes  (cost  13 )
0.145 * [simplify]: Simplified to:
   (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.145 * * [progress]: iteration 1 / 4
0.145 * * * [progress]: picking best candidate
0.148 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))>
0.148 * * * [progress]: localizing error
0.155 * * * [progress]: generating rewritten candidates
0.155 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1)
0.160 * * * * [progress]: [ 2 / 3 ] rewriting at (2)
0.173 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.181 * * * [progress]: generating series expansions
0.181 * * * * [progress]: [ 1 / 3 ] generating series at (2 1)
0.181 * [approximate]: Taking taylor expansion of (- (exp x) (exp (neg x))) in (x) around 0
0.181 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.181 * [taylor]: Taking taylor expansion of (exp x) in x
0.181 * [taylor]: Taking taylor expansion of x in x
0.181 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.181 * [taylor]: Taking taylor expansion of (neg x) in x
0.181 * [taylor]: Taking taylor expansion of x in x
0.181 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.181 * [taylor]: Taking taylor expansion of (exp x) in x
0.181 * [taylor]: Taking taylor expansion of x in x
0.181 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.181 * [taylor]: Taking taylor expansion of (neg x) in x
0.181 * [taylor]: Taking taylor expansion of x in x
0.184 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.184 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.184 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.185 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.185 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.185 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.185 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.185 * [taylor]: Taking taylor expansion of x in x
0.185 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in (x) around 0
0.185 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.185 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.185 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.186 * [taylor]: Taking taylor expansion of -1 in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.186 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.186 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.186 * [taylor]: Taking taylor expansion of -1 in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * * * * [progress]: [ 2 / 3 ] generating series at (2)
0.186 * [approximate]: Taking taylor expansion of (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) in (x) around 0
0.186 * [taylor]: Taking taylor expansion of (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) in x
0.186 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.186 * [taylor]: Taking taylor expansion of (exp x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.187 * [taylor]: Taking taylor expansion of (neg x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.187 * [taylor]: Taking taylor expansion of (exp x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.187 * [taylor]: Taking taylor expansion of (neg x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) in x
0.187 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.187 * [taylor]: Taking taylor expansion of (exp x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.187 * [taylor]: Taking taylor expansion of (neg x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.187 * [taylor]: Taking taylor expansion of (exp x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.187 * [taylor]: Taking taylor expansion of (neg x) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.192 * [approximate]: Taking taylor expansion of (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0
0.192 * [taylor]: Taking taylor expansion of (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.192 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.192 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.192 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.192 * [taylor]: Taking taylor expansion of x in x
0.192 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.193 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.193 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.193 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.193 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.193 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.193 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.193 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.194 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.194 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.194 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.194 * [taylor]: Taking taylor expansion of x in x
0.198 * [approximate]: Taking taylor expansion of (/ (- (exp (/ -1 x)) (exp (/ 1 x))) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.198 * [taylor]: Taking taylor expansion of (/ (- (exp (/ -1 x)) (exp (/ 1 x))) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.198 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.198 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.198 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.198 * [taylor]: Taking taylor expansion of -1 in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.198 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.198 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.198 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.198 * [taylor]: Taking taylor expansion of -1 in x
0.198 * [taylor]: Taking taylor expansion of x in x
0.198 * [taylor]: Taking taylor expansion of (/ (- (exp (/ -1 x)) (exp (/ 1 x))) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.198 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.199 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.199 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.199 * [taylor]: Taking taylor expansion of -1 in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.199 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.199 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.199 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.199 * [taylor]: Taking taylor expansion of -1 in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.202 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.202 * [approximate]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in (x) around 0
0.203 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.203 * [taylor]: Taking taylor expansion of (exp x) in x
0.203 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.203 * [taylor]: Taking taylor expansion of (neg x) in x
0.203 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.203 * [taylor]: Taking taylor expansion of (exp x) in x
0.203 * [taylor]: Taking taylor expansion of x in x
0.203 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.203 * [taylor]: Taking taylor expansion of (neg x) in x
0.203 * [taylor]: Taking taylor expansion of x in x
0.205 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.205 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.205 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.205 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.205 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.205 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.206 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0
0.206 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.206 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.206 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.206 * [taylor]: Taking taylor expansion of -1 in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.206 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.206 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.206 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.206 * [taylor]: Taking taylor expansion of -1 in x
0.206 * [taylor]: Taking taylor expansion of x in x
0.206 * * * [progress]: simplifying candidates
0.208 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (exp x)) (exp (exp (neg x))))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (cbrt (- (exp x) (exp (neg x))))
  (* (* (- (exp x) (exp (neg x))) (- (exp x) (exp (neg x)))) (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (- (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (* (exp x) (exp x)) (+ (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp (neg x)))))
  (neg (exp (neg x)))
  (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))
  (+ (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (exp x) (exp (neg x)))
  (neg (exp (neg x)))
  (- (log (- (exp x) (exp (neg x)))) (log (+ (exp x) (exp (neg x)))))
  (log (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (exp (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (/ (* (* (- (exp x) (exp (neg x))) (- (exp x) (exp (neg x)))) (- (exp x) (exp (neg x)))) (* (* (+ (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x)))))
  (* (cbrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))) (cbrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))))
  (cbrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (* (* (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))) (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (sqrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (sqrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (neg (- (exp x) (exp (neg x))))
  (neg (+ (exp x) (exp (neg x))))
  (/ (exp x) (+ (exp x) (exp (neg x))))
  (/ (exp (neg x)) (+ (exp x) (exp (neg x))))
  (/ (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x))))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (cbrt (- (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x))))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (cbrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x))))) 1)
  (/ (cbrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x))))) 1)
  (/ (cbrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (sqrt (- (exp x) (exp (neg x)))) 1)
  (/ (sqrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ (sqrt (- (exp x) (exp (neg x)))) 1)
  (/ (sqrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (exp x) (exp (neg x))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ 1 (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (exp x) (exp (neg x))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ 1 1)
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ 1 1)
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ (+ (sqrt (exp x)) (sqrt (exp (neg x)))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ (+ (sqrt (exp x)) (sqrt (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (+ (sqrt (exp x)) (sqrt (exp (neg x)))) 1)
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ (+ (sqrt (exp x)) (sqrt (exp (neg x)))) 1)
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (exp x) (exp (neg x))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ 1 (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (exp x) (exp (neg x))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ 1 1)
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ 1 1)
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ 1 (+ (exp x) (exp (neg x))))
  (/ (+ (exp x) (exp (neg x))) (- (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (neg x))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (exp x) (exp (neg x))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (exp x) (exp (neg x))) 1)
  (/ (- (exp x) (exp (neg x))) 1)
  (/ (+ (exp x) (exp (neg x))) (cbrt (- (exp x) (exp (neg x)))))
  (/ (+ (exp x) (exp (neg x))) (sqrt (- (exp x) (exp (neg x)))))
  (/ (+ (exp x) (exp (neg x))) (- (exp x) (exp (neg x))))
  (/ (+ (exp x) (exp (neg x))) (- (sqrt (exp x)) (sqrt (exp (neg x)))))
  (/ (+ (exp x) (exp (neg x))) (- (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (neg x))) (+ (pow (exp x) 3) (pow (exp (neg x)) 3)))
  (/ (- (exp x) (exp (neg x))) (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x)))))
  (* (+ (exp x) (exp (neg x))) (+ (* (exp x) (exp x)) (+ (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp (neg x))))))
  (* (+ (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (* (exp (exp x)) (exp (exp (neg x))))
  (log (+ (exp x) (exp (neg x))))
  (exp (+ (exp x) (exp (neg x))))
  (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (cbrt (+ (exp x) (exp (neg x))))
  (* (* (+ (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (sqrt (+ (exp x) (exp (neg x))))
  (sqrt (+ (exp x) (exp (neg x))))
  (+ (pow (exp x) 3) (pow (exp (neg x)) 3))
  (+ (* (exp x) (exp x)) (- (* (exp (neg x)) (exp (neg x))) (* (exp x) (exp (neg x)))))
  (- (* (exp x) (exp x)) (* (exp (neg x)) (exp (neg x))))
  (- (exp x) (exp (neg x)))
  (+ (exp x) (exp (neg x)))
  (+ (* 2 x) (+ (* 1/3 (pow x 3)) (* 1/60 (pow x 5))))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (* -1 x)))
  (- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (* -1 x))) (+ (exp x) (exp (* -1 x))))
  (+ 2 (+ (pow x 2) (* 1/12 (pow x 4))))
  (+ (exp x) (exp (neg x)))
  (+ (exp x) (exp (* -1 x)))
0.245 * * [simplify]: iteration  0 :  5215  enodes  (cost  1222 )
0.250 * [simplify]: Simplified to:
   (exp (- (exp x) (exp (neg x))))
  (log (- (exp x) (exp (neg x))))
  (exp (- (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (cbrt (- (exp x) (exp (neg x))))
  (pow (- (exp x) (exp (neg x))) 3)
  (sqrt (- (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (- (pow (exp x) 3) (pow (exp x) -3))
  (+ (pow (exp x) 2) (+ (pow (exp x) -2) 1))
  (/ -1 (exp x))
  (- (pow (exp x) 2) (pow (exp x) -2))
  (+ (exp x) (exp (neg x)))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (sqrt (exp x)) (sqrt (exp (neg x))))
  (- (exp x) (exp (neg x)))
  (/ -1 (exp x))
  (log (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (log (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (exp (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (pow (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) 3)
  (* (cbrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))) (cbrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))))
  (cbrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (pow (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))) 3)
  (sqrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (sqrt (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))
  (- (exp (neg x)) (exp x))
  (- (/ -1 (exp x)) (exp x))
  (/ 1 (+ (pow (exp x) -2) 1))
  (/ 1 (+ (pow (exp x) 2) 1))
  (* (cbrt (- (exp x) (exp (neg x)))) (/ (cbrt (- (exp x) (exp (neg x)))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))))
  (/ (cbrt (- (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (* (cbrt (- (exp x) (exp (neg x)))) (/ (cbrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x))))))
  (/ (cbrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (/ (cbrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x)))))
  (/ (cbrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (sqrt (- (exp x) (exp (neg x))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (sqrt (- (exp x) (exp (neg x))))
  (/ (sqrt (- (exp x) (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (exp x) (exp (neg x))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ 1 (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (exp x) (exp (neg x))) (sqrt (+ (exp x) (exp (neg x)))))
  1
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  1
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ (+ (sqrt (exp x)) (sqrt (exp (neg x)))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ (+ (sqrt (exp x)) (sqrt (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (sqrt (+ (exp x) (exp (neg x)))))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (+ (sqrt (exp x)) (sqrt (exp (neg x))))
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (+ (exp x) (exp (neg x))))
  (/ 1 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (exp x) (exp (neg x))) (cbrt (+ (exp x) (exp (neg x)))))
  (/ 1 (sqrt (+ (exp x) (exp (neg x)))))
  (/ (- (exp x) (exp (neg x))) (sqrt (+ (exp x) (exp (neg x)))))
  1
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  1
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ 1 (+ (exp x) (exp (neg x))))
  (/ (+ (exp x) (exp (neg x))) (- (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (neg x))) (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (- (exp x) (exp (neg x))) (sqrt (+ (exp x) (exp (neg x)))))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (neg x)))
  (/ (+ (exp x) (exp (neg x))) (cbrt (- (exp x) (exp (neg x)))))
  (/ (+ (exp x) (exp (neg x))) (sqrt (- (exp x) (exp (neg x)))))
  (/ (+ (exp x) (exp (neg x))) (- (exp x) (exp (neg x))))
  (/ (+ (exp x) (exp (neg x))) (- (sqrt (exp x)) (sqrt (exp (neg x)))))
  (/ (+ (exp x) (exp (neg x))) (- (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (neg x))) (+ (pow (exp x) 3) (pow (exp x) -3)))
  (/ 1 (+ (exp x) (exp (neg x))))
  (* (+ (pow (exp x) 2) (+ (pow (exp x) -2) 1)) (+ (exp x) (exp (neg x))))
  (+ (pow (exp x) 2) (+ (pow (exp x) -2) 2))
  (exp (+ (exp x) (exp (neg x))))
  (log (+ (exp x) (exp (neg x))))
  (exp (+ (exp x) (exp (neg x))))
  (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x)))))
  (cbrt (+ (exp x) (exp (neg x))))
  (pow (+ (exp x) (exp (neg x))) 3)
  (sqrt (+ (exp x) (exp (neg x))))
  (sqrt (+ (exp x) (exp (neg x))))
  (+ (pow (exp x) 3) (pow (exp x) -3))
  (+ (pow (exp x) 2) (+ (pow (exp x) -2) -1))
  (- (pow (exp x) 2) (pow (exp x) -2))
  (- (exp x) (exp (neg x)))
  (+ (exp x) (exp (neg x)))
  (+ x (+ x (+ (* 1/3 (pow x 3)) (* 1/60 (pow x 5)))))
  (- (exp x) (exp (neg x)))
  (- (exp x) (exp (neg x)))
  (+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (+ 2 (+ (* x x) (* 1/12 (pow x 4))))
  (+ (exp x) (exp (neg x)))
  (+ (exp x) (exp (neg x)))
0.250 * * * [progress]: adding candidates to table
0.336 * * [progress]: iteration 2 / 4
0.336 * * * [progress]: picking best candidate
0.340 * * * * [pick]: Picked  #<alt (λ (x) (tanh x))>
0.340 * * * [progress]: localizing error
0.342 * * * [progress]: generating rewritten candidates
0.342 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.344 * * * [progress]: generating series expansions
0.344 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.344 * [approximate]: Taking taylor expansion of (tanh x) in (x) around 0
0.344 * [taylor]: Taking taylor expansion of (tanh x) in x
0.345 * [taylor]: Rewrote expression to (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.345 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.345 * [taylor]: Taking taylor expansion of (exp x) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.345 * [taylor]: Taking taylor expansion of (neg x) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.345 * [taylor]: Taking taylor expansion of (exp x) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.345 * [taylor]: Taking taylor expansion of (neg x) in x
0.345 * [taylor]: Taking taylor expansion of x in x
0.345 * [taylor]: Taking taylor expansion of (tanh x) in x
0.346 * [taylor]: Rewrote expression to (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.346 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.346 * [taylor]: Taking taylor expansion of (exp x) in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.346 * [taylor]: Taking taylor expansion of (neg x) in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.346 * [taylor]: Taking taylor expansion of (exp x) in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.346 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.346 * [taylor]: Taking taylor expansion of (neg x) in x
0.346 * [taylor]: Taking taylor expansion of x in x
0.351 * [approximate]: Taking taylor expansion of (tanh (/ 1 x)) in (x) around 0
0.351 * [taylor]: Taking taylor expansion of (tanh (/ 1 x)) in x
0.351 * [taylor]: Rewrote expression to (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))))
0.351 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.351 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.351 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.351 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.351 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.351 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.351 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.351 * [taylor]: Taking taylor expansion of x in x
0.352 * [taylor]: Taking taylor expansion of (tanh (/ 1 x)) in x
0.352 * [taylor]: Rewrote expression to (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))))
0.352 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.352 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.352 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.352 * [taylor]: Taking taylor expansion of x in x
0.352 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.352 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.352 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.352 * [taylor]: Taking taylor expansion of x in x
0.352 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.352 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.352 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.352 * [taylor]: Taking taylor expansion of x in x
0.352 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.352 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.352 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.352 * [taylor]: Taking taylor expansion of x in x
0.356 * [approximate]: Taking taylor expansion of (tanh (/ -1 x)) in (x) around 0
0.356 * [taylor]: Taking taylor expansion of (tanh (/ -1 x)) in x
0.356 * [taylor]: Rewrote expression to (/ (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))))
0.356 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.356 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.356 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.356 * [taylor]: Taking taylor expansion of -1 in x
0.356 * [taylor]: Taking taylor expansion of x in x
0.356 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.356 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.356 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.356 * [taylor]: Taking taylor expansion of -1 in x
0.356 * [taylor]: Taking taylor expansion of x in x
0.356 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.356 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.356 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.356 * [taylor]: Taking taylor expansion of -1 in x
0.356 * [taylor]: Taking taylor expansion of x in x
0.356 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.357 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.357 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.357 * [taylor]: Taking taylor expansion of -1 in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.357 * [taylor]: Taking taylor expansion of (tanh (/ -1 x)) in x
0.357 * [taylor]: Rewrote expression to (/ (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))))
0.357 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.357 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.357 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.357 * [taylor]: Taking taylor expansion of -1 in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.357 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.357 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.357 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.357 * [taylor]: Taking taylor expansion of -1 in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.357 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.357 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.357 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.357 * [taylor]: Taking taylor expansion of -1 in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.357 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.357 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.357 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.357 * [taylor]: Taking taylor expansion of -1 in x
0.357 * [taylor]: Taking taylor expansion of x in x
0.361 * * * [progress]: simplifying candidates
0.361 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (exp x) (exp (neg x)))
  (+ (exp x) (exp (neg x)))
  (- (exp (* 2 x)) 1)
  (+ (exp (* 2 x)) 1)
  (- 1 (exp (* -2 x)))
  (+ 1 (exp (* -2 x)))
  (log (tanh x))
  (exp (tanh x))
  (* (cbrt (tanh x)) (cbrt (tanh x)))
  (cbrt (tanh x))
  (* (* (tanh x) (tanh x)) (tanh x))
  (sqrt (tanh x))
  (sqrt (tanh x))
  (- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
  (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
  (/ (- (exp x) (exp (* -1 x))) (+ (exp x) (exp (* -1 x))))
0.386 * * [simplify]: iteration  0 :  5735  enodes  (cost  79 )
0.387 * [simplify]: Simplified to:
   (- (exp x) (exp (neg x)))
  (+ (exp x) (exp (neg x)))
  (+ (pow (exp x) 2) -1)
  (+ (pow (exp x) 2) 1)
  (- 1 (pow (exp x) -2))
  (+ 1 (pow (exp x) -2))
  (log (tanh x))
  (exp (tanh x))
  (* (cbrt (tanh x)) (cbrt (tanh x)))
  (cbrt (tanh x))
  (pow (tanh x) 3)
  (sqrt (tanh x))
  (sqrt (tanh x))
  (+ x (+ (* 2/15 (pow x 5)) (* (pow x 3) -1/3)))
  (tanh x)
  (tanh x)
0.387 * * * [progress]: adding candidates to table
0.403 * * [progress]: iteration 3 / 4
0.403 * * * [progress]: picking best candidate
0.405 * * * * [pick]: Picked  #<alt (λ (x) (+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))))>
0.405 * * * [progress]: localizing error
0.414 * * * [progress]: generating rewritten candidates
0.414 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2 2)
0.421 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 1)
0.427 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.437 * * * [progress]: generating series expansions
0.437 * * * * [progress]: [ 1 / 3 ] generating series at (2 2 2)
0.437 * [approximate]: Taking taylor expansion of (* -1/3 (pow x 3)) in (x) around 0
0.437 * [taylor]: Taking taylor expansion of (* -1/3 (pow x 3)) in x
0.437 * [taylor]: Taking taylor expansion of -1/3 in x
0.437 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.437 * [taylor]: Taking taylor expansion of (* -1/3 (pow x 3)) in x
0.437 * [taylor]: Taking taylor expansion of -1/3 in x
0.437 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.437 * [taylor]: Taking taylor expansion of x in x
0.438 * [approximate]: Taking taylor expansion of (/ -1/3 (pow x 3)) in (x) around 0
0.438 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.438 * [taylor]: Taking taylor expansion of -1/3 in x
0.438 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.438 * [taylor]: Taking taylor expansion of x in x
0.438 * [taylor]: Taking taylor expansion of (/ -1/3 (pow x 3)) in x
0.438 * [taylor]: Taking taylor expansion of -1/3 in x
0.438 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.438 * [taylor]: Taking taylor expansion of x in x
0.440 * [approximate]: Taking taylor expansion of (/ 1/3 (pow x 3)) in (x) around 0
0.440 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.440 * [taylor]: Taking taylor expansion of 1/3 in x
0.440 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.440 * [taylor]: Taking taylor expansion of (/ 1/3 (pow x 3)) in x
0.440 * [taylor]: Taking taylor expansion of 1/3 in x
0.440 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.440 * [taylor]: Taking taylor expansion of x in x
0.441 * * * * [progress]: [ 2 / 3 ] generating series at (2 2 1)
0.441 * [approximate]: Taking taylor expansion of (* 2/15 (pow x 5)) in (x) around 0
0.441 * [taylor]: Taking taylor expansion of (* 2/15 (pow x 5)) in x
0.441 * [taylor]: Taking taylor expansion of 2/15 in x
0.441 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.441 * [taylor]: Taking taylor expansion of (* 2/15 (pow x 5)) in x
0.441 * [taylor]: Taking taylor expansion of 2/15 in x
0.441 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.441 * [taylor]: Taking taylor expansion of x in x
0.443 * [approximate]: Taking taylor expansion of (/ 2/15 (pow x 5)) in (x) around 0
0.443 * [taylor]: Taking taylor expansion of (/ 2/15 (pow x 5)) in x
0.443 * [taylor]: Taking taylor expansion of 2/15 in x
0.443 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.443 * [taylor]: Taking taylor expansion of (/ 2/15 (pow x 5)) in x
0.443 * [taylor]: Taking taylor expansion of 2/15 in x
0.443 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.443 * [taylor]: Taking taylor expansion of x in x
0.444 * [approximate]: Taking taylor expansion of (/ -2/15 (pow x 5)) in (x) around 0
0.444 * [taylor]: Taking taylor expansion of (/ -2/15 (pow x 5)) in x
0.444 * [taylor]: Taking taylor expansion of -2/15 in x
0.444 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.444 * [taylor]: Taking taylor expansion of x in x
0.444 * [taylor]: Taking taylor expansion of (/ -2/15 (pow x 5)) in x
0.444 * [taylor]: Taking taylor expansion of -2/15 in x
0.444 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.444 * [taylor]: Taking taylor expansion of x in x
0.446 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.446 * [approximate]: Taking taylor expansion of (- (* 2/15 (pow x 5)) (* 1/3 (pow x 3))) in (x) around 0
0.446 * [taylor]: Taking taylor expansion of (- (* 2/15 (pow x 5)) (* 1/3 (pow x 3))) in x
0.446 * [taylor]: Taking taylor expansion of (* 2/15 (pow x 5)) in x
0.446 * [taylor]: Taking taylor expansion of 2/15 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.446 * [taylor]: Taking taylor expansion of 1/3 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.446 * [taylor]: Taking taylor expansion of (- (* 2/15 (pow x 5)) (* 1/3 (pow x 3))) in x
0.446 * [taylor]: Taking taylor expansion of (* 2/15 (pow x 5)) in x
0.446 * [taylor]: Taking taylor expansion of 2/15 in x
0.446 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.446 * [taylor]: Taking taylor expansion of x in x
0.447 * [taylor]: Taking taylor expansion of (* 1/3 (pow x 3)) in x
0.447 * [taylor]: Taking taylor expansion of 1/3 in x
0.447 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.447 * [taylor]: Taking taylor expansion of x in x
0.450 * [approximate]: Taking taylor expansion of (- (* 2/15 (/ 1 (pow x 5))) (* 1/3 (/ 1 (pow x 3)))) in (x) around 0
0.450 * [taylor]: Taking taylor expansion of (- (* 2/15 (/ 1 (pow x 5))) (* 1/3 (/ 1 (pow x 3)))) in x
0.450 * [taylor]: Taking taylor expansion of (* 2/15 (/ 1 (pow x 5))) in x
0.450 * [taylor]: Taking taylor expansion of 2/15 in x
0.450 * [taylor]: Taking taylor expansion of (/ 1 (pow x 5)) in x
0.450 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.450 * [taylor]: Taking taylor expansion of x in x
0.450 * [taylor]: Taking taylor expansion of (* 1/3 (/ 1 (pow x 3))) in x
0.450 * [taylor]: Taking taylor expansion of 1/3 in x
0.450 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.450 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.450 * [taylor]: Taking taylor expansion of x in x
0.450 * [taylor]: Taking taylor expansion of (- (* 2/15 (/ 1 (pow x 5))) (* 1/3 (/ 1 (pow x 3)))) in x
0.450 * [taylor]: Taking taylor expansion of (* 2/15 (/ 1 (pow x 5))) in x
0.450 * [taylor]: Taking taylor expansion of 2/15 in x
0.450 * [taylor]: Taking taylor expansion of (/ 1 (pow x 5)) in x
0.450 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.450 * [taylor]: Taking taylor expansion of x in x
0.450 * [taylor]: Taking taylor expansion of (* 1/3 (/ 1 (pow x 3))) in x
0.450 * [taylor]: Taking taylor expansion of 1/3 in x
0.450 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.450 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.450 * [taylor]: Taking taylor expansion of x in x
0.455 * [approximate]: Taking taylor expansion of (- (* 1/3 (/ 1 (pow x 3))) (* 2/15 (/ 1 (pow x 5)))) in (x) around 0
0.455 * [taylor]: Taking taylor expansion of (- (* 1/3 (/ 1 (pow x 3))) (* 2/15 (/ 1 (pow x 5)))) in x
0.455 * [taylor]: Taking taylor expansion of (* 1/3 (/ 1 (pow x 3))) in x
0.455 * [taylor]: Taking taylor expansion of 1/3 in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.455 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of (* 2/15 (/ 1 (pow x 5))) in x
0.455 * [taylor]: Taking taylor expansion of 2/15 in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 5)) in x
0.455 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of (- (* 1/3 (/ 1 (pow x 3))) (* 2/15 (/ 1 (pow x 5)))) in x
0.455 * [taylor]: Taking taylor expansion of (* 1/3 (/ 1 (pow x 3))) in x
0.455 * [taylor]: Taking taylor expansion of 1/3 in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 3)) in x
0.455 * [taylor]: Taking taylor expansion of (pow x 3) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.455 * [taylor]: Taking taylor expansion of (* 2/15 (/ 1 (pow x 5))) in x
0.455 * [taylor]: Taking taylor expansion of 2/15 in x
0.455 * [taylor]: Taking taylor expansion of (/ 1 (pow x 5)) in x
0.455 * [taylor]: Taking taylor expansion of (pow x 5) in x
0.455 * [taylor]: Taking taylor expansion of x in x
0.459 * * * [progress]: simplifying candidates
0.460 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (+ (* (log x) 3) (log -1/3))
  (+ (* (log x) 3) (log -1/3))
  (+ (log (pow x 3)) (log -1/3))
  (log (* (pow x 3) -1/3))
  (exp (* (pow x 3) -1/3))
  (* (* (* (pow x 3) (pow x 3)) (pow x 3)) (* (* -1/3 -1/3) -1/3))
  (* (cbrt (* (pow x 3) -1/3)) (cbrt (* (pow x 3) -1/3)))
  (cbrt (* (pow x 3) -1/3))
  (* (* (* (pow x 3) -1/3) (* (pow x 3) -1/3)) (* (pow x 3) -1/3))
  (sqrt (* (pow x 3) -1/3))
  (sqrt (* (pow x 3) -1/3))
  (* (pow (sqrt x) 3) (sqrt -1/3))
  (* (pow (sqrt x) 3) (sqrt -1/3))
  (* (pow (sqrt x) 3) (sqrt -1/3))
  (* (pow (sqrt x) 3) (sqrt -1/3))
  (* (sqrt (pow x 3)) (sqrt -1/3))
  (* (sqrt (pow x 3)) (sqrt -1/3))
  (* (pow x (/ 3 2)) (sqrt -1/3))
  (* (pow x (/ 3 2)) (sqrt -1/3))
  (* (pow x 3) (* (cbrt -1/3) (cbrt -1/3)))
  (* (pow x 3) (sqrt -1/3))
  (* (pow x 3) 1)
  (* (pow (cbrt x) 3) -1/3)
  (* (pow (sqrt x) 3) -1/3)
  (* (pow x 3) -1/3)
  (* x -1/3)
  (* (cbrt (pow x 3)) -1/3)
  (* (pow (cbrt x) 3) -1/3)
  (* (pow (sqrt x) 3) -1/3)
  (* (pow x 3) -1/3)
  (* (* x x) -1/3)
  (* (sqrt (pow x 3)) -1/3)
  (* (pow x 3) -1/3)
  (* (pow x (/ 3 2)) -1/3)
  (+ (* (log x) 5) (log 2/15))
  (+ (* (log x) 5) (log 2/15))
  (+ (log (pow x 5)) (log 2/15))
  (log (* (pow x 5) 2/15))
  (exp (* (pow x 5) 2/15))
  (* (* (* (pow x 5) (pow x 5)) (pow x 5)) (* (* 2/15 2/15) 2/15))
  (* (cbrt (* (pow x 5) 2/15)) (cbrt (* (pow x 5) 2/15)))
  (cbrt (* (pow x 5) 2/15))
  (* (* (* (pow x 5) 2/15) (* (pow x 5) 2/15)) (* (pow x 5) 2/15))
  (sqrt (* (pow x 5) 2/15))
  (sqrt (* (pow x 5) 2/15))
  (* (pow (sqrt x) 5) (sqrt 2/15))
  (* (pow (sqrt x) 5) (sqrt 2/15))
  (* (sqrt (pow x 5)) (sqrt 2/15))
  (* (sqrt (pow x 5)) (sqrt 2/15))
  (* (pow x (/ 5 2)) (sqrt 2/15))
  (* (pow x (/ 5 2)) (sqrt 2/15))
  (* (pow x 5) (* (cbrt 2/15) (cbrt 2/15)))
  (* (pow x 5) (sqrt 2/15))
  (* (pow x 5) 1)
  (* (pow (cbrt x) 5) 2/15)
  (* (pow (sqrt x) 5) 2/15)
  (* (pow x 5) 2/15)
  (* (cbrt (pow x 5)) 2/15)
  (* (sqrt (pow x 5)) 2/15)
  (* (pow x 5) 2/15)
  (* (pow x (/ 5 2)) 2/15)
  (* (exp (* (pow x 5) 2/15)) (exp (* (pow x 3) -1/3)))
  (log (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (exp (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (* (cbrt (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))) (cbrt (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))))
  (cbrt (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (* (* (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)) (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))) (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (sqrt (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (sqrt (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3)))
  (+ (pow (* (pow x 5) 2/15) 3) (pow (* (pow x 3) -1/3) 3))
  (+ (* (* (pow x 5) 2/15) (* (pow x 5) 2/15)) (- (* (* (pow x 3) -1/3) (* (pow x 3) -1/3)) (* (* (pow x 5) 2/15) (* (pow x 3) -1/3))))
  (- (* (* (pow x 5) 2/15) (* (pow x 5) 2/15)) (* (* (pow x 3) -1/3) (* (pow x 3) -1/3)))
  (- (* (pow x 5) 2/15) (* (pow x 3) -1/3))
  (* -1/3 (pow x 3))
  (* -1/3 (pow x 3))
  (* -1/3 (pow x 3))
  (* 2/15 (pow x 5))
  (* 2/15 (pow x 5))
  (* 2/15 (pow x 5))
  (- (* 2/15 (pow x 5)) (* 1/3 (pow x 3)))
  (- (* 2/15 (pow x 5)) (* 1/3 (pow x 3)))
  (- (* 2/15 (pow x 5)) (* 1/3 (pow x 3)))
0.498 * * [simplify]: iteration  0 :  5340  enodes  (cost  605 )
0.501 * [simplify]: Simplified to:
   (log (* -1/3 (pow x 3)))
  (log (* -1/3 (pow x 3)))
  (log (* -1/3 (pow x 3)))
  (log (* -1/3 (pow x 3)))
  (pow (exp (pow x 3)) -1/3)
  (* (* x (pow x 8)) -1/27)
  (* (cbrt (* -1/3 (pow x 3))) (cbrt (* -1/3 (pow x 3))))
  (cbrt (* -1/3 (pow x 3)))
  (* (* x (pow x 8)) -1/27)
  (sqrt (* -1/3 (pow x 3)))
  (sqrt (* -1/3 (pow x 3)))
  (* x (* (sqrt x) (sqrt -1/3)))
  (* x (* (sqrt x) (sqrt -1/3)))
  (* x (* (sqrt x) (sqrt -1/3)))
  (* x (* (sqrt x) (sqrt -1/3)))
  (* (sqrt -1/3) (sqrt (pow x 3)))
  (* (sqrt -1/3) (sqrt (pow x 3)))
  (* (sqrt -1/3) (pow x 3/2))
  (* (sqrt -1/3) (pow x 3/2))
  (* (pow x 3) (* (cbrt -1/3) (cbrt -1/3)))
  (* (pow x 3) (sqrt -1/3))
  (pow x 3)
  (* x -1/3)
  (* x (* -1/3 (sqrt x)))
  (* -1/3 (pow x 3))
  (* x -1/3)
  (* x -1/3)
  (* x -1/3)
  (* x (* -1/3 (sqrt x)))
  (* -1/3 (pow x 3))
  (* x (* x -1/3))
  (* -1/3 (sqrt (pow x 3)))
  (* -1/3 (pow x 3))
  (* -1/3 (pow x 3/2))
  (log (* 2/15 (pow x 5)))
  (log (* 2/15 (pow x 5)))
  (log (* 2/15 (pow x 5)))
  (log (* 2/15 (pow x 5)))
  (pow (exp (pow x 5)) 2/15)
  (* (pow (pow x 5) 3) 8/3375)
  (* (cbrt (* 2/15 (pow x 5))) (cbrt (* 2/15 (pow x 5))))
  (cbrt (* 2/15 (pow x 5)))
  (* (pow (pow x 5) 3) 8/3375)
  (sqrt (* 2/15 (pow x 5)))
  (sqrt (* 2/15 (pow x 5)))
  (* (pow (sqrt x) 5) (sqrt 2/15))
  (* (pow (sqrt x) 5) (sqrt 2/15))
  (* (sqrt 2/15) (sqrt (pow x 5)))
  (* (sqrt 2/15) (sqrt (pow x 5)))
  (* (sqrt 2/15) (pow x 5/2))
  (* (sqrt 2/15) (pow x 5/2))
  (* (pow x 5) (* (cbrt 2/15) (cbrt 2/15)))
  (* (pow x 5) (sqrt 2/15))
  (pow x 5)
  (* 2/15 (pow (cbrt x) 5))
  (* 2/15 (pow (sqrt x) 5))
  (* 2/15 (pow x 5))
  (* 2/15 (cbrt (pow x 5)))
  (* 2/15 (sqrt (pow x 5)))
  (* 2/15 (pow x 5))
  (* 2/15 (pow x 5/2))
  (exp (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))))
  (log (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))))
  (exp (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))))
  (* (cbrt (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5)))) (cbrt (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5)))))
  (cbrt (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))))
  (pow (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))) 3)
  (sqrt (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))))
  (sqrt (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5))))
  (+ (* (* x (pow x 8)) -1/27) (* (pow (pow x 5) 3) 8/3375))
  (+ (* (pow x 6) 1/9) (+ (* (pow x 10) 4/225) (* (pow x 5) (* (pow x 3) 2/45))))
  (+ (* (pow x 10) 4/225) (* (pow x 6) -1/9))
  (+ (* 2/15 (pow x 5)) (* (pow x 3) 1/3))
  (* -1/3 (pow x 3))
  (* -1/3 (pow x 3))
  (* -1/3 (pow x 3))
  (* 2/15 (pow x 5))
  (* 2/15 (pow x 5))
  (* 2/15 (pow x 5))
  (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5)))
  (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5)))
  (+ (* -1/3 (pow x 3)) (* 2/15 (pow x 5)))
0.501 * * * [progress]: adding candidates to table
0.623 * [progress]: [Phase 3 of 3] Extracting.
0.623 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))))> #<alt (λ (x) (tanh x))>)
0.624 * * * [regime-changes]: Trying 1 branch expressions: (x)
0.624 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+ x (+ (* (pow x 5) 2/15) (* (pow x 3) -1/3))))> #<alt (λ (x) (tanh x))>)
0.647 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.648 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (tanh x)
0.648 * * [simplify]: iteration  0 :  2  enodes  (cost  2 )
0.648 * * [simplify]: iteration  1 :  2  enodes  (cost  2 )
0.648 * [simplify]: Simplified to:
   (tanh x)
3.059 * [regime-testing]: End program error score: 0.01362670333791724