35.836 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.083 * * * [progress]: [2/2] Setting up program.
0.085 * [progress]: [Phase 2 of 3] Improving.
0.085 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.133 * * [simplify]: iteration  0 :  4835  enodes  (cost  13 )
0.133 * * [simplify]: iteration  1 :  4835  enodes  (cost  13 )
0.134 * [simplify]: Simplified to:
   (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.134 * * [progress]: iteration 1 / 4
0.134 * * * [progress]: picking best candidate
0.137 * * * * [pick]: Picked  #<alt (λ (x) (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x)))))>
0.137 * * * [progress]: localizing error
0.144 * * * [progress]: generating rewritten candidates
0.144 * * * * [progress]: [ 1 / 2 ] rewriting at (2 1)
0.149 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
0.162 * * * [progress]: generating series expansions
0.162 * * * * [progress]: [ 1 / 2 ] generating series at (2 1)
0.163 * [approximate]: Taking taylor expansion of (- (exp x) (exp (neg x))) in (x) around 0
0.163 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.163 * [taylor]: Taking taylor expansion of (exp x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.163 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.163 * [taylor]: Taking taylor expansion of (neg x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.163 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.163 * [taylor]: Taking taylor expansion of (exp x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.163 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.163 * [taylor]: Taking taylor expansion of (neg x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.166 * [approximate]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.166 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.166 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.166 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.166 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.166 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.166 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.167 * [approximate]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in (x) around 0
0.167 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.167 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.167 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.167 * [taylor]: Taking taylor expansion of -1 in x
0.167 * [taylor]: Taking taylor expansion of x in x
0.167 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.167 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.167 * [taylor]: Taking taylor expansion of x in x
0.167 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.167 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.167 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.167 * [taylor]: Taking taylor expansion of -1 in x
0.167 * [taylor]: Taking taylor expansion of x in x
0.167 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.167 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.167 * [taylor]: Taking taylor expansion of x in x
0.168 * * * * [progress]: [ 2 / 2 ] generating series at (2)
0.168 * [approximate]: Taking taylor expansion of (/ (- (exp x) (exp (neg x))) (+ (exp (neg x)) (exp x))) in (x) around 0
0.168 * [taylor]: Taking taylor expansion of (/ (- (exp x) (exp (neg x))) (+ (exp (neg x)) (exp x))) in x
0.168 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.168 * [taylor]: Taking taylor expansion of (exp x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.168 * [taylor]: Taking taylor expansion of (neg x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.168 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.168 * [taylor]: Taking taylor expansion of (neg x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (exp x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (/ (- (exp x) (exp (neg x))) (+ (exp (neg x)) (exp x))) in x
0.168 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.168 * [taylor]: Taking taylor expansion of (exp x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.168 * [taylor]: Taking taylor expansion of (neg x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.168 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.168 * [taylor]: Taking taylor expansion of (neg x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.169 * [taylor]: Taking taylor expansion of (exp x) in x
0.169 * [taylor]: Taking taylor expansion of x in x
0.173 * [approximate]: Taking taylor expansion of (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0
0.173 * [taylor]: Taking taylor expansion of (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.173 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.173 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.173 * [taylor]: Taking taylor expansion of x in x
0.173 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.173 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.173 * [taylor]: Taking taylor expansion of x in x
0.173 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.173 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.174 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.174 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.174 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.174 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.174 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.174 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.174 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.174 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.174 * [taylor]: Taking taylor expansion of x in x
0.178 * [approximate]: Taking taylor expansion of (/ (- (exp (/ -1 x)) (exp (/ 1 x))) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.178 * [taylor]: Taking taylor expansion of (/ (- (exp (/ -1 x)) (exp (/ 1 x))) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.178 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.178 * [taylor]: Taking taylor expansion of -1 in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.178 * [taylor]: Taking taylor expansion of -1 in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (/ (- (exp (/ -1 x)) (exp (/ 1 x))) (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.178 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (/ 1 x))) in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.178 * [taylor]: Taking taylor expansion of -1 in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.178 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.178 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.178 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.178 * [taylor]: Taking taylor expansion of x in x
0.179 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.179 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.179 * [taylor]: Taking taylor expansion of -1 in x
0.179 * [taylor]: Taking taylor expansion of x in x
0.181 * * * [progress]: simplifying candidates
0.182 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (sinh 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)))))
  (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)))
  (- (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))))
  (/ 2 2)
  (/ (sinh x) (cosh x))
  (/ 2 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (sinh x) (cbrt (+ (exp x) (exp (neg x)))))
  (/ 2 (sqrt (+ (exp x) (exp (neg x)))))
  (/ (sinh x) (sqrt (+ (exp x) (exp (neg x)))))
  (/ 2 1)
  (/ (sinh x) (+ (exp x) (exp (neg x))))
  (/ 2 1)
  (/ (sinh x) (+ (exp x) (exp (neg x))))
  (/ (* (cbrt (- (exp x) (exp (neg x)))) (cbrt (- (exp x) (exp (neg x))))) 2)
  (/ (cbrt (- (exp x) (exp (neg x)))) (cosh 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)))) 2)
  (/ (sqrt (- (exp x) (exp (neg x)))) (cosh 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 2)
  (/ (- (exp x) (exp (neg x))) (cosh 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)))) 2)
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (cosh 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 2)
  (/ (- (exp x) (exp (neg x))) (cosh 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))) 2)
  (/ (- (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))) (sinh 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 (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))))
  (+ (* 1/3 (pow x 3)) (+ (* 1/60 (pow x 5)) (* 2 x)))
  (- (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 (neg x)) (exp x)))
  (/ (- (exp x) (exp (* -1 x))) (+ (exp (* -1 x)) (exp x)))
0.238 * * [simplify]: iteration  0 :  6048  enodes  (cost  1262 )
0.243 * [simplify]: Simplified to:
   (sinh x)
  (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)))
  (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))
  (/ (exp x) (+ (exp x) (exp (neg x))))
  (/ 1 (+ (pow (exp x) 2) 1))
  1
  (/ (sinh x) (cosh x))
  (/ 2 (* (cbrt (+ (exp x) (exp (neg x)))) (cbrt (+ (exp x) (exp (neg x))))))
  (/ (sinh x) (cbrt (+ (exp x) (exp (neg x)))))
  (/ 2 (sqrt (+ (exp x) (exp (neg x)))))
  (/ (sinh x) (sqrt (+ (exp x) (exp (neg x)))))
  2
  (/ (sinh x) (+ (exp x) (exp (neg x))))
  2
  (/ (sinh x) (+ (exp x) (exp (neg x))))
  (* (cbrt (- (exp x) (exp (neg x)))) (/ (cbrt (- (exp x) (exp (neg x)))) 2))
  (/ (cbrt (- (exp x) (exp (neg x)))) (cosh 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)))))
  (/ (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)))) 2)
  (/ (sqrt (- (exp x) (exp (neg x)))) (cosh 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))))
  1/2
  (/ (- (exp x) (exp (neg x))) (cosh 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)))) 2)
  (/ (- (sqrt (exp x)) (sqrt (exp (neg x)))) (cosh 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))))
  1/2
  (/ (- (exp x) (exp (neg x))) (cosh 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))))
  (sinh 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))) (sinh 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))
  (+ 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))))
0.244 * * * [progress]: adding candidates to table
0.306 * * [progress]: iteration 2 / 4
0.306 * * * [progress]: picking best candidate
0.310 * * * * [pick]: Picked  #<alt (λ (x) (tanh x))>
0.310 * * * [progress]: localizing error
0.312 * * * [progress]: generating rewritten candidates
0.312 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.313 * * * [progress]: generating series expansions
0.313 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.313 * [approximate]: Taking taylor expansion of (tanh x) in (x) around 0
0.313 * [taylor]: Taking taylor expansion of (tanh x) in x
0.313 * [taylor]: Rewrote expression to (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.313 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.313 * [taylor]: Taking taylor expansion of (exp x) in x
0.313 * [taylor]: Taking taylor expansion of x in x
0.313 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.313 * [taylor]: Taking taylor expansion of (neg x) in x
0.313 * [taylor]: Taking taylor expansion of x in x
0.313 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.314 * [taylor]: Taking taylor expansion of (exp x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.314 * [taylor]: Taking taylor expansion of (neg x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (tanh x) in x
0.314 * [taylor]: Rewrote expression to (/ (- (exp x) (exp (neg x))) (+ (exp x) (exp (neg x))))
0.314 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.314 * [taylor]: Taking taylor expansion of (exp x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.314 * [taylor]: Taking taylor expansion of (neg x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.314 * [taylor]: Taking taylor expansion of (exp x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.314 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.314 * [taylor]: Taking taylor expansion of (neg x) in x
0.314 * [taylor]: Taking taylor expansion of x in x
0.321 * [approximate]: Taking taylor expansion of (tanh (/ 1 x)) in (x) around 0
0.321 * [taylor]: Taking taylor expansion of (tanh (/ 1 x)) in x
0.321 * [taylor]: Rewrote expression to (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))))
0.321 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.321 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.321 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.321 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.321 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.321 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.322 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.322 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (tanh (/ 1 x)) in x
0.322 * [taylor]: Rewrote expression to (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))))
0.322 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.322 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.322 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.322 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.322 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.322 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.322 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.322 * [taylor]: Taking taylor expansion of x in x
0.326 * [approximate]: Taking taylor expansion of (tanh (/ -1 x)) in (x) around 0
0.326 * [taylor]: Taking taylor expansion of (tanh (/ -1 x)) in x
0.326 * [taylor]: Rewrote expression to (/ (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))))
0.326 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.326 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.326 * [taylor]: Taking taylor expansion of -1 in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.326 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.326 * [taylor]: Taking taylor expansion of -1 in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.326 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.326 * [taylor]: Taking taylor expansion of -1 in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.326 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.326 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.326 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.326 * [taylor]: Taking taylor expansion of -1 in x
0.326 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (tanh (/ -1 x)) in x
0.327 * [taylor]: Rewrote expression to (/ (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))))
0.327 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.327 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.327 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.327 * [taylor]: Taking taylor expansion of -1 in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.327 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.327 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.327 * [taylor]: Taking taylor expansion of -1 in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.327 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.327 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.327 * [taylor]: Taking taylor expansion of -1 in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.327 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.327 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.327 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.327 * [taylor]: Taking taylor expansion of -1 in x
0.327 * [taylor]: Taking taylor expansion of x in x
0.330 * * * [progress]: simplifying candidates
0.330 * [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 (neg x)) (exp x)))
  (/ (- (exp x) (exp (* -1 x))) (+ (exp (* -1 x)) (exp x)))
0.363 * * [simplify]: iteration  0 :  6015  enodes  (cost  79 )
0.364 * [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)
0.364 * * * [progress]: adding candidates to table
0.379 * * [progress]: iteration 3 / 4
0.379 * * * [progress]: picking best candidate
0.381 * * * * [pick]: Picked  #<alt (λ (x) (/ (sinh x) (cosh x)))>
0.381 * * * [progress]: localizing error
0.386 * * * [progress]: generating rewritten candidates
0.386 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.391 * * * [progress]: generating series expansions
0.391 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.391 * [approximate]: Taking taylor expansion of (/ (sinh x) (cosh x)) in (x) around 0
0.391 * [taylor]: Taking taylor expansion of (/ (sinh x) (cosh x)) in x
0.391 * [taylor]: Taking taylor expansion of (sinh x) in x
0.391 * [taylor]: Rewrote expression to (/ (- (exp x) (exp (neg x))) 2)
0.391 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.391 * [taylor]: Taking taylor expansion of (exp x) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.391 * [taylor]: Taking taylor expansion of (neg x) in x
0.391 * [taylor]: Taking taylor expansion of x in x
0.391 * [taylor]: Taking taylor expansion of 2 in x
0.392 * [taylor]: Taking taylor expansion of (cosh x) in x
0.392 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (neg x))) 2)
0.392 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.392 * [taylor]: Taking taylor expansion of (exp x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.392 * [taylor]: Taking taylor expansion of (neg x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of 2 in x
0.392 * [taylor]: Taking taylor expansion of (/ (sinh x) (cosh x)) in x
0.392 * [taylor]: Taking taylor expansion of (sinh x) in x
0.392 * [taylor]: Rewrote expression to (/ (- (exp x) (exp (neg x))) 2)
0.392 * [taylor]: Taking taylor expansion of (- (exp x) (exp (neg x))) in x
0.392 * [taylor]: Taking taylor expansion of (exp x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.392 * [taylor]: Taking taylor expansion of (neg x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of 2 in x
0.392 * [taylor]: Taking taylor expansion of (cosh x) in x
0.392 * [taylor]: Rewrote expression to (/ (+ (exp x) (exp (neg x))) 2)
0.392 * [taylor]: Taking taylor expansion of (+ (exp x) (exp (neg x))) in x
0.392 * [taylor]: Taking taylor expansion of (exp x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.392 * [taylor]: Taking taylor expansion of (neg x) in x
0.392 * [taylor]: Taking taylor expansion of x in x
0.392 * [taylor]: Taking taylor expansion of 2 in x
0.397 * [approximate]: Taking taylor expansion of (/ (sinh (/ 1 x)) (cosh (/ 1 x))) in (x) around 0
0.397 * [taylor]: Taking taylor expansion of (/ (sinh (/ 1 x)) (cosh (/ 1 x))) in x
0.397 * [taylor]: Taking taylor expansion of (sinh (/ 1 x)) in x
0.397 * [taylor]: Rewrote expression to (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) 2)
0.397 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.397 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.398 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of 2 in x
0.398 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.398 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) 2)
0.398 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.398 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.398 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.398 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of 2 in x
0.398 * [taylor]: Taking taylor expansion of (/ (sinh (/ 1 x)) (cosh (/ 1 x))) in x
0.398 * [taylor]: Taking taylor expansion of (sinh (/ 1 x)) in x
0.399 * [taylor]: Rewrote expression to (/ (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) 2)
0.399 * [taylor]: Taking taylor expansion of (- (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.399 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.399 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of 2 in x
0.399 * [taylor]: Taking taylor expansion of (cosh (/ 1 x)) in x
0.399 * [taylor]: Rewrote expression to (/ (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) 2)
0.399 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.399 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.399 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.399 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.399 * [taylor]: Taking taylor expansion of x in x
0.399 * [taylor]: Taking taylor expansion of 2 in x
0.404 * [approximate]: Taking taylor expansion of (/ (sinh (/ -1 x)) (cosh (/ -1 x))) in (x) around 0
0.404 * [taylor]: Taking taylor expansion of (/ (sinh (/ -1 x)) (cosh (/ -1 x))) in x
0.404 * [taylor]: Taking taylor expansion of (sinh (/ -1 x)) in x
0.404 * [taylor]: Rewrote expression to (/ (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) 2)
0.404 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.404 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.404 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.404 * [taylor]: Taking taylor expansion of -1 in x
0.404 * [taylor]: Taking taylor expansion of x in x
0.404 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.404 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.404 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.404 * [taylor]: Taking taylor expansion of -1 in x
0.404 * [taylor]: Taking taylor expansion of x in x
0.405 * [taylor]: Taking taylor expansion of 2 in x
0.405 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.405 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) 2)
0.405 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.405 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.405 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.405 * [taylor]: Taking taylor expansion of -1 in x
0.405 * [taylor]: Taking taylor expansion of x in x
0.405 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.405 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.405 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.405 * [taylor]: Taking taylor expansion of -1 in x
0.405 * [taylor]: Taking taylor expansion of x in x
0.405 * [taylor]: Taking taylor expansion of 2 in x
0.405 * [taylor]: Taking taylor expansion of (/ (sinh (/ -1 x)) (cosh (/ -1 x))) in x
0.405 * [taylor]: Taking taylor expansion of (sinh (/ -1 x)) in x
0.405 * [taylor]: Rewrote expression to (/ (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) 2)
0.405 * [taylor]: Taking taylor expansion of (- (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.405 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.405 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.405 * [taylor]: Taking taylor expansion of -1 in x
0.405 * [taylor]: Taking taylor expansion of x in x
0.405 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.405 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.406 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.406 * [taylor]: Taking taylor expansion of -1 in x
0.406 * [taylor]: Taking taylor expansion of x in x
0.406 * [taylor]: Taking taylor expansion of 2 in x
0.406 * [taylor]: Taking taylor expansion of (cosh (/ -1 x)) in x
0.406 * [taylor]: Rewrote expression to (/ (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) 2)
0.406 * [taylor]: Taking taylor expansion of (+ (exp (/ -1 x)) (exp (neg (/ -1 x)))) in x
0.406 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.406 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.406 * [taylor]: Taking taylor expansion of -1 in x
0.406 * [taylor]: Taking taylor expansion of x in x
0.406 * [taylor]: Taking taylor expansion of (exp (neg (/ -1 x))) in x
0.406 * [taylor]: Taking taylor expansion of (neg (/ -1 x)) in x
0.406 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.406 * [taylor]: Taking taylor expansion of -1 in x
0.406 * [taylor]: Taking taylor expansion of x in x
0.406 * [taylor]: Taking taylor expansion of 2 in x
0.410 * * * [progress]: simplifying candidates
0.411 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (sinh x)) (log (cosh x)))
  (log (/ (sinh x) (cosh x)))
  (exp (/ (sinh x) (cosh x)))
  (/ (* (* (sinh x) (sinh x)) (sinh x)) (* (* (cosh x) (cosh x)) (cosh x)))
  (* (cbrt (/ (sinh x) (cosh x))) (cbrt (/ (sinh x) (cosh x))))
  (cbrt (/ (sinh x) (cosh x)))
  (* (* (/ (sinh x) (cosh x)) (/ (sinh x) (cosh x))) (/ (sinh x) (cosh x)))
  (sqrt (/ (sinh x) (cosh x)))
  (sqrt (/ (sinh x) (cosh x)))
  (neg (sinh x))
  (neg (cosh x))
  (/ (* (cbrt (sinh x)) (cbrt (sinh x))) (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (cbrt (sinh x)) (cbrt (cosh x)))
  (/ (* (cbrt (sinh x)) (cbrt (sinh x))) (sqrt (cosh x)))
  (/ (cbrt (sinh x)) (sqrt (cosh x)))
  (/ (* (cbrt (sinh x)) (cbrt (sinh x))) 1)
  (/ (cbrt (sinh x)) (cosh x))
  (/ (sqrt (sinh x)) (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (sqrt (sinh x)) (cbrt (cosh x)))
  (/ (sqrt (sinh x)) (sqrt (cosh x)))
  (/ (sqrt (sinh x)) (sqrt (cosh x)))
  (/ (sqrt (sinh x)) 1)
  (/ (sqrt (sinh x)) (cosh x))
  (/ 1 (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (sinh x) (cbrt (cosh x)))
  (/ 1 (sqrt (cosh x)))
  (/ (sinh x) (sqrt (cosh x)))
  (/ 1 1)
  (/ (sinh x) (cosh x))
  (/ 1 (cosh x))
  (/ (cosh x) (sinh x))
  (/ (sinh x) (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (sinh x) (sqrt (cosh x)))
  (/ (sinh x) 1)
  (/ (cosh x) (cbrt (sinh x)))
  (/ (cosh x) (sqrt (sinh x)))
  (/ (cosh x) (sinh x))
  (/ (sinh x) (+ (exp x) (exp (neg x))))
  (* (cosh x) 2)
  (- (+ x (* 2/15 (pow x 5))) (* 1/3 (pow x 3)))
  (/ (- (exp x) (exp (neg x))) (+ (exp (neg x)) (exp x)))
  (/ (- (exp x) (exp (* -1 x))) (+ (exp (* -1 x)) (exp x)))
0.481 * * [simplify]: iteration  0 :  4899  enodes  (cost  273 )
0.481 * * [simplify]: iteration  1 :  4899  enodes  (cost  273 )
0.483 * [simplify]: Simplified to:
   (log (/ (sinh x) (cosh x)))
  (log (/ (sinh x) (cosh x)))
  (exp (/ (sinh x) (cosh x)))
  (pow (/ (sinh x) (cosh x)) 3)
  (* (cbrt (/ (sinh x) (cosh x))) (cbrt (/ (sinh x) (cosh x))))
  (cbrt (/ (sinh x) (cosh x)))
  (pow (/ (sinh x) (cosh x)) 3)
  (sqrt (/ (sinh x) (cosh x)))
  (sqrt (/ (sinh x) (cosh x)))
  (neg (sinh x))
  (neg (cosh x))
  (* (cbrt (sinh x)) (/ (cbrt (sinh x)) (* (cbrt (cosh x)) (cbrt (cosh x)))))
  (/ (cbrt (sinh x)) (cbrt (cosh x)))
  (* (cbrt (sinh x)) (/ (cbrt (sinh x)) (sqrt (cosh x))))
  (/ (cbrt (sinh x)) (sqrt (cosh x)))
  (* (cbrt (sinh x)) (cbrt (sinh x)))
  (/ (cbrt (sinh x)) (cosh x))
  (/ (sqrt (sinh x)) (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (sqrt (sinh x)) (cbrt (cosh x)))
  (/ (sqrt (sinh x)) (sqrt (cosh x)))
  (/ (sqrt (sinh x)) (sqrt (cosh x)))
  (sqrt (sinh x))
  (/ (sqrt (sinh x)) (cosh x))
  (/ 1 (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (sinh x) (cbrt (cosh x)))
  (/ 1 (sqrt (cosh x)))
  (/ (sinh x) (sqrt (cosh x)))
  1
  (/ (sinh x) (cosh x))
  (/ 1 (cosh x))
  (/ (cosh x) (sinh x))
  (/ (sinh x) (* (cbrt (cosh x)) (cbrt (cosh x))))
  (/ (sinh x) (sqrt (cosh x)))
  (sinh x)
  (/ (cosh x) (cbrt (sinh x)))
  (/ (cosh x) (sqrt (sinh x)))
  (/ (cosh x) (sinh x))
  (/ (sinh x) (* (cosh x) 2))
  (* (cosh x) 2)
  (+ x (+ (* 2/15 (pow x 5)) (* (pow x 3) -1/3)))
  (/ (sinh x) (cosh x))
  (/ (sinh x) (cosh x))
0.483 * * * [progress]: adding candidates to table
0.510 * [progress]: [Phase 3 of 3] Extracting.
0.510 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/ (sinh x) (cosh x)))> #<alt (λ (x) (tanh x))>)
0.510 * * * [regime-changes]: Trying 1 branch expressions: (x)
0.510 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/ (sinh x) (cosh x)))> #<alt (λ (x) (tanh x))>)
0.533 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.534 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (tanh x)
0.534 * * [simplify]: iteration  0 :  2  enodes  (cost  2 )
0.534 * * [simplify]: iteration  1 :  2  enodes  (cost  2 )
0.534 * [simplify]: Simplified to:
   (tanh x)
2.683 * [regime-testing]: End program error score: 0.013501687710963871