8.646 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.013 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
0.087 * * [simplify]: iteration  0 :  4770  enodes  (cost  8 )
0.087 * * [simplify]: iteration  1 :  4770  enodes  (cost  8 )
0.088 * [simplify]: Simplified to:
   (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
0.088 * * [progress]: iteration 1 / 4
0.088 * * * [progress]: picking best candidate
0.094 * * * * [pick]: Picked  #<alt (λ (x) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))>
0.094 * * * [progress]: localizing error
0.100 * * * [progress]: generating rewritten candidates
0.100 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.107 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.113 * * * [progress]: generating series expansions
0.114 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.114 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in (x) around 0
0.114 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in x
0.114 * [taylor]: Taking taylor expansion of 2 in x
0.114 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.114 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.114 * [taylor]: Taking taylor expansion of (neg x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [taylor]: Taking taylor expansion of (exp x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in x
0.114 * [taylor]: Taking taylor expansion of 2 in x
0.114 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.114 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.114 * [taylor]: Taking taylor expansion of (neg x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [taylor]: Taking taylor expansion of (exp x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.115 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0
0.115 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.115 * [taylor]: Taking taylor expansion of 2 in x
0.116 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.116 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.116 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.116 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.116 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.116 * [taylor]: Taking taylor expansion of 2 in x
0.116 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.116 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.116 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.116 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.116 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.116 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.116 * [taylor]: Taking taylor expansion of x in x
0.119 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.119 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.119 * [taylor]: Taking taylor expansion of 2 in x
0.119 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.119 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.119 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.119 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.119 * [taylor]: Taking taylor expansion of -1 in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.120 * [taylor]: Taking taylor expansion of 2 in x
0.120 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.120 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.120 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.120 * [taylor]: Taking taylor expansion of -1 in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.122 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.122 * [approximate]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in (x) around 0
0.122 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.123 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.123 * [taylor]: Taking taylor expansion of (neg x) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (exp x) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.123 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.123 * [taylor]: Taking taylor expansion of (neg x) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.123 * [taylor]: Taking taylor expansion of (exp x) in x
0.123 * [taylor]: Taking taylor expansion of x in x
0.124 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.124 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.124 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.124 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.124 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.124 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.124 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.124 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.124 * [taylor]: Taking taylor expansion of x in x
0.125 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0
0.125 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.125 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.125 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.125 * [taylor]: Taking taylor expansion of -1 in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.125 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.125 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.125 * [taylor]: Taking taylor expansion of -1 in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.126 * * * [progress]: simplifying candidates
0.126 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (log.f64 2) (log.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (*.f64 2 2) 2) (*.f64 (*.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (*.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (neg.f64 2)
  (neg.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 2)
  (/.f64 (cbrt.f64 2) (cosh.f64 x))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (cbrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (cbrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 1)
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 1)
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (sqrt.f64 2) 2)
  (/.f64 (sqrt.f64 2) (cosh.f64 x))
  (/.f64 (sqrt.f64 2) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (sqrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) 1)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (sqrt.f64 2) 1)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 2)
  (/.f64 2 (cosh.f64 x))
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 1 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 1 1)
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 1)
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 2)
  (/.f64 2 2)
  (/.f64 2 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 2 1)
  (/.f64 2 1)
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (cbrt.f64 2))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (sqrt.f64 2))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 2)
  (/.f64 2 (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 (neg.f64 x)) 3)))
  (/.f64 2 (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x)))))
  (cosh.f64 x)
  (*.f64 (exp.f64 (exp.f64 x)) (exp.f64 (exp.f64 (neg.f64 x))))
  (log.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (exp.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (*.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 (neg.f64 x)) 3))
  (+.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (-.f64 (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x))) (*.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x))))
  (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (-.f64 (+.f64 (*.f64 5/24 (pow.f64 x 4)) 1) (*.f64 1/2 (pow.f64 x 2)))
  (/.f64 2 (+.f64 (exp.f64 (neg.f64 x)) (exp.f64 x)))
  (/.f64 2 (+.f64 (exp.f64 (*.f64 -1 x)) (exp.f64 x)))
  (+.f64 (pow.f64 x 2) (+.f64 (*.f64 1/12 (pow.f64 x 4)) 2))
  (+.f64 (exp.f64 (neg.f64 x)) (exp.f64 x))
  (+.f64 (exp.f64 (*.f64 -1 x)) (exp.f64 x))
0.184 * * [simplify]: iteration  0 :  4957  enodes  (cost  582 )
0.184 * * [simplify]: iteration  1 :  4957  enodes  (cost  582 )
0.187 * [simplify]: Simplified to:
   (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 8 (pow.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 3))
  (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 8 (pow.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 3))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  -2
  (neg.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 2)
  (/.f64 (cbrt.f64 2) (cosh.f64 x))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (cbrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (cbrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (cbrt.f64 2) (cbrt.f64 2))
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 2) (cbrt.f64 2))
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (sqrt.f64 2) 2)
  (/.f64 (sqrt.f64 2) (cosh.f64 x))
  (/.f64 (sqrt.f64 2) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (sqrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 2)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 2)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  1/2
  (/.f64 2 (cosh.f64 x))
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 1 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  1
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  1
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (cosh.f64 x)
  1
  (/.f64 2 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  2
  2
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (cbrt.f64 2))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (sqrt.f64 2))
  (cosh.f64 x)
  (/.f64 2 (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 x) -3)))
  (/.f64 2 (-.f64 (pow.f64 (exp.f64 x) 2) (pow.f64 (exp.f64 x) -2)))
  (cosh.f64 x)
  (exp.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (log.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (exp.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (pow.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 3)
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 x) -3))
  (+.f64 (pow.f64 (exp.f64 x) 2) (-.f64 (pow.f64 (exp.f64 x) -2) 1))
  (-.f64 (pow.f64 (exp.f64 x) 2) (pow.f64 (exp.f64 x) -2))
  (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (+.f64 (*.f64 x x) (+.f64 2 (*.f64 (pow.f64 x 4) 1/12)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
0.187 * * * [progress]: adding candidates to table
0.213 * * [progress]: iteration 2 / 4
0.213 * * * [progress]: picking best candidate
0.215 * * * * [pick]: Picked  #<alt (λ (x) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))>
0.215 * * * [progress]: localizing error
0.224 * * * [progress]: generating rewritten candidates
0.224 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.233 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 1)
0.240 * * * * [progress]: [ 3 / 3 ] rewriting at (2 1 1 2)
0.248 * * * [progress]: generating series expansions
0.248 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.249 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in (x) around 0
0.249 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in x
0.249 * [taylor]: Taking taylor expansion of 2 in x
0.249 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.249 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.249 * [taylor]: Taking taylor expansion of (neg x) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (exp x) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in x
0.249 * [taylor]: Taking taylor expansion of 2 in x
0.249 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.249 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.249 * [taylor]: Taking taylor expansion of (neg x) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.249 * [taylor]: Taking taylor expansion of (exp x) in x
0.249 * [taylor]: Taking taylor expansion of x in x
0.250 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0
0.250 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.250 * [taylor]: Taking taylor expansion of 2 in x
0.251 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.251 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.251 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.251 * [taylor]: Taking taylor expansion of 2 in x
0.251 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.251 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.251 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.251 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.251 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.251 * [taylor]: Taking taylor expansion of x in x
0.254 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.254 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.254 * [taylor]: Taking taylor expansion of 2 in x
0.254 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.254 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.255 * [taylor]: Taking taylor expansion of x in x
0.255 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.255 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.255 * [taylor]: Taking taylor expansion of -1 in x
0.255 * [taylor]: Taking taylor expansion of x in x
0.255 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.255 * [taylor]: Taking taylor expansion of 2 in x
0.255 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.255 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.255 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.255 * [taylor]: Taking taylor expansion of x in x
0.255 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.255 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.255 * [taylor]: Taking taylor expansion of -1 in x
0.255 * [taylor]: Taking taylor expansion of x in x
0.258 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 1)
0.258 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in (x) around 0
0.258 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in x
0.258 * [taylor]: Taking taylor expansion of 2 in x
0.258 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.258 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.258 * [taylor]: Taking taylor expansion of (neg x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of (exp x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (neg x)) (exp x))) in x
0.258 * [taylor]: Taking taylor expansion of 2 in x
0.258 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.258 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.258 * [taylor]: Taking taylor expansion of (neg x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.258 * [taylor]: Taking taylor expansion of (exp x) in x
0.258 * [taylor]: Taking taylor expansion of x in x
0.259 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in (x) around 0
0.259 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.259 * [taylor]: Taking taylor expansion of 2 in x
0.259 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.260 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.260 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (neg (/ 1 x))))) in x
0.260 * [taylor]: Taking taylor expansion of 2 in x
0.260 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.260 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.260 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.260 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.260 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.260 * [taylor]: Taking taylor expansion of x in x
0.263 * [approximate]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in (x) around 0
0.263 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.263 * [taylor]: Taking taylor expansion of 2 in x
0.263 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.263 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.263 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.263 * [taylor]: Taking taylor expansion of x in x
0.263 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.263 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.263 * [taylor]: Taking taylor expansion of -1 in x
0.263 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of (/ 2 (+ (exp (/ 1 x)) (exp (/ -1 x)))) in x
0.264 * [taylor]: Taking taylor expansion of 2 in x
0.264 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.264 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.264 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.264 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.264 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.264 * [taylor]: Taking taylor expansion of -1 in x
0.264 * [taylor]: Taking taylor expansion of x in x
0.266 * * * * [progress]: [ 3 / 3 ] generating series at (2 1 1 2)
0.266 * [approximate]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in (x) around 0
0.266 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.266 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.267 * [taylor]: Taking taylor expansion of (neg x) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of (exp x) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of (+ (exp (neg x)) (exp x)) in x
0.267 * [taylor]: Taking taylor expansion of (exp (neg x)) in x
0.267 * [taylor]: Taking taylor expansion of (neg x) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.267 * [taylor]: Taking taylor expansion of (exp x) in x
0.267 * [taylor]: Taking taylor expansion of x in x
0.268 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in (x) around 0
0.268 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.268 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.268 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (neg (/ 1 x)))) in x
0.268 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.268 * [taylor]: Taking taylor expansion of (exp (neg (/ 1 x))) in x
0.268 * [taylor]: Taking taylor expansion of (neg (/ 1 x)) in x
0.268 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.268 * [taylor]: Taking taylor expansion of x in x
0.269 * [approximate]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in (x) around 0
0.269 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.269 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.269 * [taylor]: Taking taylor expansion of -1 in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (+ (exp (/ 1 x)) (exp (/ -1 x))) in x
0.269 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.269 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.269 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.269 * [taylor]: Taking taylor expansion of -1 in x
0.269 * [taylor]: Taking taylor expansion of x in x
0.270 * * * [progress]: simplifying candidates
0.271 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log.f64 (*.f64 (cbrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))) (cbrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (log.f64 (cbrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (sqrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (sqrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 1)
  (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (log.f64 (exp.f64 (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (log.f64 (exp.f64 (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (exp.f64 (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 2)))
  (log.f64 (exp.f64 (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (log.f64 (exp.f64 (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (exp.f64 (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 1)))
  (log.f64 (exp.f64 (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 1)))
  (log.f64 (exp.f64 (/.f64 (sqrt.f64 2) 2)))
  (log.f64 (exp.f64 (/.f64 (sqrt.f64 2) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (log.f64 (exp.f64 (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (exp.f64 (/.f64 (sqrt.f64 2) 1)))
  (log.f64 (exp.f64 (/.f64 (sqrt.f64 2) 1)))
  (log.f64 (exp.f64 (/.f64 1 2)))
  (log.f64 (exp.f64 (/.f64 1 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (log.f64 (exp.f64 (/.f64 1 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (exp.f64 (/.f64 1 1)))
  (log.f64 (exp.f64 (/.f64 1 1)))
  (log.f64 (exp.f64 1))
  (log.f64 (exp.f64 2))
  (log.f64 (exp.f64 (/.f64 2 (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 (neg.f64 x)) 3)))))
  (log.f64 (exp.f64 (/.f64 2 (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x)))))))
  (log.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (exp.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (*.f64 (cbrt.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))) (cbrt.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (cbrt.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (*.f64 (*.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (sqrt.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (sqrt.f64 (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (-.f64 (log.f64 2) (log.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (*.f64 2 2) 2) (*.f64 (*.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (*.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (neg.f64 2)
  (neg.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 2)
  (/.f64 (cbrt.f64 2) (cosh.f64 x))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (cbrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (cbrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 1)
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 1)
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (sqrt.f64 2) 2)
  (/.f64 (sqrt.f64 2) (cosh.f64 x))
  (/.f64 (sqrt.f64 2) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (sqrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) 1)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (sqrt.f64 2) 1)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 2)
  (/.f64 2 (cosh.f64 x))
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 1 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 1 1)
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 1)
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 2)
  (/.f64 2 2)
  (/.f64 2 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 2 1)
  (/.f64 2 1)
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (cbrt.f64 2))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (sqrt.f64 2))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 2)
  (/.f64 2 (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 (neg.f64 x)) 3)))
  (/.f64 2 (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x)))))
  (cosh.f64 x)
  (*.f64 (exp.f64 (exp.f64 x)) (exp.f64 (exp.f64 (neg.f64 x))))
  (log.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (exp.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (*.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 (neg.f64 x)) 3))
  (+.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (-.f64 (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x))) (*.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (-.f64 (*.f64 (exp.f64 x) (exp.f64 x)) (*.f64 (exp.f64 (neg.f64 x)) (exp.f64 (neg.f64 x))))
  (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (-.f64 (+.f64 (*.f64 5/24 (pow.f64 x 4)) 1) (*.f64 1/2 (pow.f64 x 2)))
  (/.f64 2 (+.f64 (exp.f64 (neg.f64 x)) (exp.f64 x)))
  (/.f64 2 (+.f64 (exp.f64 (*.f64 -1 x)) (exp.f64 x)))
  (-.f64 (+.f64 (*.f64 5/24 (pow.f64 x 4)) 1) (*.f64 1/2 (pow.f64 x 2)))
  (/.f64 2 (+.f64 (exp.f64 (neg.f64 x)) (exp.f64 x)))
  (/.f64 2 (+.f64 (exp.f64 (*.f64 -1 x)) (exp.f64 x)))
  (+.f64 (pow.f64 x 2) (+.f64 (*.f64 1/12 (pow.f64 x 4)) 2))
  (+.f64 (exp.f64 (neg.f64 x)) (exp.f64 x))
  (+.f64 (exp.f64 (*.f64 -1 x)) (exp.f64 x))
0.327 * * [simplify]: iteration  0 :  4866  enodes  (cost  917 )
0.328 * * [simplify]: iteration  1 :  4866  enodes  (cost  917 )
0.332 * [simplify]: Simplified to:
   (*.f64 2 (log.f64 (cbrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))))
  (log.f64 (cbrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (sqrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 (sqrt.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))
  (log.f64 1)
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 2)
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (cbrt.f64 2) (cbrt.f64 2))
  (*.f64 (cbrt.f64 2) (cbrt.f64 2))
  (/.f64 (sqrt.f64 2) 2)
  (/.f64 (sqrt.f64 2) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 2)
  (sqrt.f64 2)
  1/2
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 1 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  1
  1
  1
  2
  (/.f64 2 (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 x) -3)))
  (/.f64 2 (-.f64 (pow.f64 (exp.f64 x) 2) (pow.f64 (exp.f64 x) -2)))
  (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (pow.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) 3)
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (log.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (pow.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) 3)
  (*.f64 (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))) (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (cbrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (pow.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) 3)
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  -2
  (neg.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) 2)
  (/.f64 (cbrt.f64 2) (cosh.f64 x))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (cbrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (*.f64 (cbrt.f64 2) (cbrt.f64 2)) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (cbrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (*.f64 (cbrt.f64 2) (cbrt.f64 2))
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 2) (cbrt.f64 2))
  (/.f64 (cbrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 (sqrt.f64 2) 2)
  (/.f64 (sqrt.f64 2) (cosh.f64 x))
  (/.f64 (sqrt.f64 2) (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 (sqrt.f64 2) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 (sqrt.f64 2) (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (sqrt.f64 2)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 2)
  (/.f64 (sqrt.f64 2) (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  1/2
  (/.f64 2 (cosh.f64 x))
  (/.f64 1 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 1 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  1
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  1
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 1 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (cosh.f64 x)
  1
  (/.f64 2 (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))))
  (/.f64 2 (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  2
  2
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (cbrt.f64 2))
  (/.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (sqrt.f64 2))
  (cosh.f64 x)
  (/.f64 2 (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 x) -3)))
  (/.f64 2 (-.f64 (pow.f64 (exp.f64 x) 2) (pow.f64 (exp.f64 x) -2)))
  (cosh.f64 x)
  (exp.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (log.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (exp.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (*.f64 (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))
  (cbrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (pow.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) 3)
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (sqrt.f64 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (+.f64 (pow.f64 (exp.f64 x) 3) (pow.f64 (exp.f64 x) -3))
  (+.f64 (pow.f64 (exp.f64 x) 2) (+.f64 (pow.f64 (exp.f64 x) -2) -1))
  (-.f64 (pow.f64 (exp.f64 x) 2) (pow.f64 (exp.f64 x) -2))
  (-.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
  (+.f64 (*.f64 x x) (+.f64 2 (*.f64 (pow.f64 x 4) 1/12)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
  (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))
0.332 * * * [progress]: adding candidates to table
0.370 * * [progress]: iteration 3 / 4
0.370 * * * [progress]: picking best candidate
0.371 * * * * [pick]: Picked  #<alt (λ (x) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))>
0.371 * * * [progress]: localizing error
0.380 * * * [progress]: generating rewritten candidates
0.380 * * * * [progress]: [ 1 / 3 ] rewriting at (2)
0.387 * * * * [progress]: [ 2 / 3 ] rewriting at (2 1 2)
0.392 * * * * [progress]: [ 3 / 3 ] rewriting at (2 2)
0.399 * * * [progress]: generating series expansions
0.399 * * * * [progress]: [ 1 / 3 ] generating series at (2)
0.400 * [approximate]: Taking taylor expansion of (- (+ (* 5/24 (pow x 4)) 1) (* 1/2 (pow x 2))) in (x) around 0
0.400 * [taylor]: Taking taylor expansion of (- (+ (* 5/24 (pow x 4)) 1) (* 1/2 (pow x 2))) in x
0.400 * [taylor]: Taking taylor expansion of (+ (* 5/24 (pow x 4)) 1) in x
0.400 * [taylor]: Taking taylor expansion of (* 5/24 (pow x 4)) in x
0.400 * [taylor]: Taking taylor expansion of 5/24 in x
0.400 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.400 * [taylor]: Taking taylor expansion of x in x
0.400 * [taylor]: Taking taylor expansion of 1 in x
0.400 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.400 * [taylor]: Taking taylor expansion of 1/2 in x
0.400 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.400 * [taylor]: Taking taylor expansion of x in x
0.400 * [taylor]: Taking taylor expansion of (- (+ (* 5/24 (pow x 4)) 1) (* 1/2 (pow x 2))) in x
0.400 * [taylor]: Taking taylor expansion of (+ (* 5/24 (pow x 4)) 1) in x
0.400 * [taylor]: Taking taylor expansion of (* 5/24 (pow x 4)) in x
0.400 * [taylor]: Taking taylor expansion of 5/24 in x
0.400 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.400 * [taylor]: Taking taylor expansion of x in x
0.400 * [taylor]: Taking taylor expansion of 1 in x
0.400 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.400 * [taylor]: Taking taylor expansion of 1/2 in x
0.400 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.400 * [taylor]: Taking taylor expansion of x in x
0.401 * [approximate]: Taking taylor expansion of (- (+ (* 5/24 (/ 1 (pow x 4))) 1) (* 1/2 (/ 1 (pow x 2)))) in (x) around 0
0.401 * [taylor]: Taking taylor expansion of (- (+ (* 5/24 (/ 1 (pow x 4))) 1) (* 1/2 (/ 1 (pow x 2)))) in x
0.401 * [taylor]: Taking taylor expansion of (+ (* 5/24 (/ 1 (pow x 4))) 1) in x
0.401 * [taylor]: Taking taylor expansion of (* 5/24 (/ 1 (pow x 4))) in x
0.401 * [taylor]: Taking taylor expansion of 5/24 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.401 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.401 * [taylor]: Taking taylor expansion of 1 in x
0.401 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.401 * [taylor]: Taking taylor expansion of 1/2 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.401 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.401 * [taylor]: Taking taylor expansion of (- (+ (* 5/24 (/ 1 (pow x 4))) 1) (* 1/2 (/ 1 (pow x 2)))) in x
0.401 * [taylor]: Taking taylor expansion of (+ (* 5/24 (/ 1 (pow x 4))) 1) in x
0.401 * [taylor]: Taking taylor expansion of (* 5/24 (/ 1 (pow x 4))) in x
0.401 * [taylor]: Taking taylor expansion of 5/24 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.401 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.401 * [taylor]: Taking taylor expansion of 1 in x
0.401 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.401 * [taylor]: Taking taylor expansion of 1/2 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.401 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.403 * [approximate]: Taking taylor expansion of (- (+ (* 5/24 (/ 1 (pow x 4))) 1) (* 1/2 (/ 1 (pow x 2)))) in (x) around 0
0.403 * [taylor]: Taking taylor expansion of (- (+ (* 5/24 (/ 1 (pow x 4))) 1) (* 1/2 (/ 1 (pow x 2)))) in x
0.403 * [taylor]: Taking taylor expansion of (+ (* 5/24 (/ 1 (pow x 4))) 1) in x
0.403 * [taylor]: Taking taylor expansion of (* 5/24 (/ 1 (pow x 4))) in x
0.403 * [taylor]: Taking taylor expansion of 5/24 in x
0.403 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.403 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.403 * [taylor]: Taking taylor expansion of x in x
0.403 * [taylor]: Taking taylor expansion of 1 in x
0.403 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.403 * [taylor]: Taking taylor expansion of 1/2 in x
0.403 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.403 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.403 * [taylor]: Taking taylor expansion of x in x
0.403 * [taylor]: Taking taylor expansion of (- (+ (* 5/24 (/ 1 (pow x 4))) 1) (* 1/2 (/ 1 (pow x 2)))) in x
0.403 * [taylor]: Taking taylor expansion of (+ (* 5/24 (/ 1 (pow x 4))) 1) in x
0.403 * [taylor]: Taking taylor expansion of (* 5/24 (/ 1 (pow x 4))) in x
0.403 * [taylor]: Taking taylor expansion of 5/24 in x
0.403 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.403 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.403 * [taylor]: Taking taylor expansion of x in x
0.403 * [taylor]: Taking taylor expansion of 1 in x
0.403 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 (pow x 2))) in x
0.403 * [taylor]: Taking taylor expansion of 1/2 in x
0.403 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.403 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.403 * [taylor]: Taking taylor expansion of x in x
0.405 * * * * [progress]: [ 2 / 3 ] generating series at (2 1 2)
0.405 * [approximate]: Taking taylor expansion of (* 5/24 (pow x 4)) in (x) around 0
0.405 * [taylor]: Taking taylor expansion of (* 5/24 (pow x 4)) in x
0.405 * [taylor]: Taking taylor expansion of 5/24 in x
0.405 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.405 * [taylor]: Taking taylor expansion of x in x
0.405 * [taylor]: Taking taylor expansion of (* 5/24 (pow x 4)) in x
0.405 * [taylor]: Taking taylor expansion of 5/24 in x
0.405 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.405 * [taylor]: Taking taylor expansion of x in x
0.406 * [approximate]: Taking taylor expansion of (/ 5/24 (pow x 4)) in (x) around 0
0.406 * [taylor]: Taking taylor expansion of (/ 5/24 (pow x 4)) in x
0.406 * [taylor]: Taking taylor expansion of 5/24 in x
0.406 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.406 * [taylor]: Taking taylor expansion of x in x
0.406 * [taylor]: Taking taylor expansion of (/ 5/24 (pow x 4)) in x
0.406 * [taylor]: Taking taylor expansion of 5/24 in x
0.406 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.406 * [taylor]: Taking taylor expansion of x in x
0.407 * [approximate]: Taking taylor expansion of (/ 5/24 (pow x 4)) in (x) around 0
0.407 * [taylor]: Taking taylor expansion of (/ 5/24 (pow x 4)) in x
0.407 * [taylor]: Taking taylor expansion of 5/24 in x
0.407 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.408 * [taylor]: Taking taylor expansion of x in x
0.408 * [taylor]: Taking taylor expansion of (/ 5/24 (pow x 4)) in x
0.408 * [taylor]: Taking taylor expansion of 5/24 in x
0.408 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.408 * [taylor]: Taking taylor expansion of x in x
0.409 * * * * [progress]: [ 3 / 3 ] generating series at (2 2)
0.409 * [approximate]: Taking taylor expansion of (* 1/2 (pow x 2)) in (x) around 0
0.409 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.409 * [taylor]: Taking taylor expansion of 1/2 in x
0.409 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.409 * [taylor]: Taking taylor expansion of x in x
0.409 * [taylor]: Taking taylor expansion of (* 1/2 (pow x 2)) in x
0.409 * [taylor]: Taking taylor expansion of 1/2 in x
0.409 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.409 * [taylor]: Taking taylor expansion of x in x
0.410 * [approximate]: Taking taylor expansion of (/ 1/2 (pow x 2)) in (x) around 0
0.410 * [taylor]: Taking taylor expansion of (/ 1/2 (pow x 2)) in x
0.410 * [taylor]: Taking taylor expansion of 1/2 in x
0.410 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.410 * [taylor]: Taking taylor expansion of x in x
0.410 * [taylor]: Taking taylor expansion of (/ 1/2 (pow x 2)) in x
0.410 * [taylor]: Taking taylor expansion of 1/2 in x
0.410 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.410 * [taylor]: Taking taylor expansion of x in x
0.411 * [approximate]: Taking taylor expansion of (/ 1/2 (pow x 2)) in (x) around 0
0.411 * [taylor]: Taking taylor expansion of (/ 1/2 (pow x 2)) in x
0.411 * [taylor]: Taking taylor expansion of 1/2 in x
0.411 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.411 * [taylor]: Taking taylor expansion of x in x
0.411 * [taylor]: Taking taylor expansion of (/ 1/2 (pow x 2)) in x
0.411 * [taylor]: Taking taylor expansion of 1/2 in x
0.411 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.411 * [taylor]: Taking taylor expansion of x in x
0.412 * * * [progress]: simplifying candidates
0.415 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (*.f64 (exp.f64 1) (exp.f64 (*.f64 5/24 (pow.f64 x 4)))) (exp.f64 (*.f64 1/2 (*.f64 x x))))
  (/.f64 (exp.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4)))) (exp.f64 (*.f64 1/2 (*.f64 x x))))
  (log.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (exp.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (*.f64 (cbrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))) (cbrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))))
  (cbrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (*.f64 (*.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (sqrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (sqrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (-.f64 (pow.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) 3) (pow.f64 (*.f64 1/2 (*.f64 x x)) 3))
  (+.f64 (*.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (+.f64 1 (*.f64 5/24 (pow.f64 x 4)))) (+.f64 (*.f64 (*.f64 1/2 (*.f64 x x)) (*.f64 1/2 (*.f64 x x))) (*.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))))
  (neg.f64 (*.f64 1/2 (*.f64 x x)))
  (-.f64 (*.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (+.f64 1 (*.f64 5/24 (pow.f64 x 4)))) (*.f64 (*.f64 1/2 (*.f64 x x)) (*.f64 1/2 (*.f64 x x))))
  (+.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (-.f64 (*.f64 5/24 (pow.f64 x 4)) (*.f64 1/2 (*.f64 x x)))
  (+.f64 (log.f64 5/24) (*.f64 (log.f64 x) 4))
  (+.f64 (log.f64 5/24) (*.f64 (log.f64 x) 4))
  (+.f64 (log.f64 5/24) (log.f64 (pow.f64 x 4)))
  (log.f64 (*.f64 5/24 (pow.f64 x 4)))
  (exp.f64 (*.f64 5/24 (pow.f64 x 4)))
  (*.f64 (*.f64 (*.f64 5/24 5/24) 5/24) (*.f64 (*.f64 (pow.f64 x 4) (pow.f64 x 4)) (pow.f64 x 4)))
  (*.f64 (cbrt.f64 (*.f64 5/24 (pow.f64 x 4))) (cbrt.f64 (*.f64 5/24 (pow.f64 x 4))))
  (cbrt.f64 (*.f64 5/24 (pow.f64 x 4)))
  (*.f64 (*.f64 (*.f64 5/24 (pow.f64 x 4)) (*.f64 5/24 (pow.f64 x 4))) (*.f64 5/24 (pow.f64 x 4)))
  (sqrt.f64 (*.f64 5/24 (pow.f64 x 4)))
  (sqrt.f64 (*.f64 5/24 (pow.f64 x 4)))
  (*.f64 (sqrt.f64 5/24) (pow.f64 (sqrt.f64 x) 4))
  (*.f64 (sqrt.f64 5/24) (pow.f64 (sqrt.f64 x) 4))
  (*.f64 (sqrt.f64 5/24) (sqrt.f64 (pow.f64 x 4)))
  (*.f64 (sqrt.f64 5/24) (sqrt.f64 (pow.f64 x 4)))
  (*.f64 (sqrt.f64 5/24) (pow.f64 x (/.f64 4 2)))
  (*.f64 (sqrt.f64 5/24) (pow.f64 x (/.f64 4 2)))
  (*.f64 5/24 (pow.f64 (*.f64 (cbrt.f64 x) (cbrt.f64 x)) 4))
  (*.f64 5/24 (pow.f64 (sqrt.f64 x) 4))
  (*.f64 5/24 (pow.f64 1 4))
  (*.f64 5/24 (*.f64 (cbrt.f64 (pow.f64 x 4)) (cbrt.f64 (pow.f64 x 4))))
  (*.f64 5/24 (sqrt.f64 (pow.f64 x 4)))
  (*.f64 5/24 1)
  (*.f64 5/24 (pow.f64 x (/.f64 4 2)))
  (*.f64 (cbrt.f64 5/24) (pow.f64 x 4))
  (*.f64 (sqrt.f64 5/24) (pow.f64 x 4))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 1/2 (*.f64 x x))
  (*.f64 1/2 (*.f64 x x))
  (+.f64 (log.f64 1/2) (+.f64 (log.f64 x) (log.f64 x)))
  (+.f64 (log.f64 1/2) (log.f64 (*.f64 x x)))
  (log.f64 (*.f64 1/2 (*.f64 x x)))
  (exp.f64 (*.f64 1/2 (*.f64 x x)))
  (*.f64 (*.f64 (*.f64 1/2 1/2) 1/2) (*.f64 (*.f64 (*.f64 x x) x) (*.f64 (*.f64 x x) x)))
  (*.f64 (*.f64 (*.f64 1/2 1/2) 1/2) (*.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 x x)))
  (*.f64 (cbrt.f64 (*.f64 1/2 (*.f64 x x))) (cbrt.f64 (*.f64 1/2 (*.f64 x x))))
  (cbrt.f64 (*.f64 1/2 (*.f64 x x)))
  (*.f64 (*.f64 (*.f64 1/2 (*.f64 x x)) (*.f64 1/2 (*.f64 x x))) (*.f64 1/2 (*.f64 x x)))
  (sqrt.f64 (*.f64 1/2 (*.f64 x x)))
  (sqrt.f64 (*.f64 1/2 (*.f64 x x)))
  (*.f64 (sqrt.f64 1/2) x)
  (*.f64 (sqrt.f64 1/2) x)
  (*.f64 1/2 x)
  (*.f64 (cbrt.f64 1/2) (*.f64 x x))
  (*.f64 (sqrt.f64 1/2) (*.f64 x x))
  (*.f64 1/2 (*.f64 x x))
  (-.f64 (+.f64 (*.f64 5/24 (pow.f64 x 4)) 1) (*.f64 1/2 (pow.f64 x 2)))
  (-.f64 (+.f64 (*.f64 5/24 (pow.f64 x 4)) 1) (*.f64 1/2 (pow.f64 x 2)))
  (-.f64 (+.f64 (*.f64 5/24 (pow.f64 x 4)) 1) (*.f64 1/2 (pow.f64 x 2)))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 1/2 (pow.f64 x 2))
  (*.f64 1/2 (pow.f64 x 2))
  (*.f64 1/2 (pow.f64 x 2))
0.465 * * [simplify]: iteration  0 :  5115  enodes  (cost  570 )
0.468 * [simplify]: Simplified to:
   (*.f64 E.f64 (exp.f64 (-.f64 (*.f64 5/24 (pow.f64 x 4)) (*.f64 1/2 (*.f64 x x)))))
  (*.f64 E.f64 (exp.f64 (-.f64 (*.f64 5/24 (pow.f64 x 4)) (*.f64 1/2 (*.f64 x x)))))
  (log.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (*.f64 E.f64 (exp.f64 (-.f64 (*.f64 5/24 (pow.f64 x 4)) (*.f64 1/2 (*.f64 x x)))))
  (*.f64 (cbrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))) (cbrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))))
  (cbrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (pow.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))) 3)
  (sqrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (sqrt.f64 (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))
  (+.f64 (pow.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) 3) (*.f64 (pow.f64 x 6) -1/8))
  (+.f64 (*.f64 (pow.f64 x 4) 1/4) (*.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (+.f64 (*.f64 1/2 (*.f64 x x)) (+.f64 1 (*.f64 5/24 (pow.f64 x 4))))))
  (*.f64 x (*.f64 x -1/2))
  (+.f64 1 (*.f64 (pow.f64 x 4) (+.f64 5/24 (+.f64 (+.f64 5/24 (*.f64 (pow.f64 x 4) 25/576)) -1/4))))
  (+.f64 (*.f64 1/2 (*.f64 x x)) (+.f64 1 (*.f64 5/24 (pow.f64 x 4))))
  (-.f64 (*.f64 5/24 (pow.f64 x 4)) (*.f64 1/2 (*.f64 x x)))
  (log.f64 (*.f64 5/24 (pow.f64 x 4)))
  (log.f64 (*.f64 5/24 (pow.f64 x 4)))
  (log.f64 (*.f64 5/24 (pow.f64 x 4)))
  (log.f64 (*.f64 5/24 (pow.f64 x 4)))
  (exp.f64 (*.f64 5/24 (pow.f64 x 4)))
  (*.f64 125/13824 (pow.f64 x 12))
  (*.f64 (cbrt.f64 (*.f64 5/24 (pow.f64 x 4))) (cbrt.f64 (*.f64 5/24 (pow.f64 x 4))))
  (cbrt.f64 (*.f64 5/24 (pow.f64 x 4)))
  (*.f64 125/13824 (pow.f64 x 12))
  (sqrt.f64 (*.f64 5/24 (pow.f64 x 4)))
  (sqrt.f64 (*.f64 5/24 (pow.f64 x 4)))
  (*.f64 (*.f64 x x) (sqrt.f64 5/24))
  (*.f64 (*.f64 x x) (sqrt.f64 5/24))
  (*.f64 (sqrt.f64 5/24) (sqrt.f64 (pow.f64 x 4)))
  (*.f64 (sqrt.f64 5/24) (sqrt.f64 (pow.f64 x 4)))
  (*.f64 (*.f64 x x) (sqrt.f64 5/24))
  (*.f64 (*.f64 x x) (sqrt.f64 5/24))
  (*.f64 5/24 (pow.f64 (*.f64 (cbrt.f64 x) (cbrt.f64 x)) 4))
  (*.f64 5/24 (*.f64 x x))
  5/24
  (*.f64 5/24 (*.f64 (cbrt.f64 (pow.f64 x 4)) (cbrt.f64 (pow.f64 x 4))))
  (*.f64 5/24 (sqrt.f64 (pow.f64 x 4)))
  5/24
  (*.f64 5/24 (*.f64 x x))
  (*.f64 (pow.f64 x 4) (cbrt.f64 5/24))
  (*.f64 (pow.f64 x 4) (sqrt.f64 5/24))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 1/2 (*.f64 x x))
  (*.f64 1/2 (*.f64 x x))
  (log.f64 (*.f64 1/2 (*.f64 x x)))
  (log.f64 (*.f64 1/2 (*.f64 x x)))
  (log.f64 (*.f64 1/2 (*.f64 x x)))
  (sqrt.f64 (exp.f64 (*.f64 x x)))
  (*.f64 1/8 (pow.f64 x 6))
  (*.f64 1/8 (pow.f64 x 6))
  (*.f64 (cbrt.f64 (*.f64 1/2 (*.f64 x x))) (cbrt.f64 (*.f64 1/2 (*.f64 x x))))
  (cbrt.f64 (*.f64 1/2 (*.f64 x x)))
  (*.f64 1/8 (pow.f64 x 6))
  (sqrt.f64 (*.f64 1/2 (*.f64 x x)))
  (sqrt.f64 (*.f64 1/2 (*.f64 x x)))
  (*.f64 x (sqrt.f64 1/2))
  (*.f64 x (sqrt.f64 1/2))
  (*.f64 x 1/2)
  (*.f64 (*.f64 x x) (cbrt.f64 1/2))
  (*.f64 x (*.f64 x (sqrt.f64 1/2)))
  (*.f64 1/2 (*.f64 x x))
  (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x)))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 5/24 (pow.f64 x 4))
  (*.f64 1/2 (*.f64 x x))
  (*.f64 1/2 (*.f64 x x))
  (*.f64 1/2 (*.f64 x x))
0.468 * * * [progress]: adding candidates to table
0.499 * [progress]: [Phase 3 of 3] Extracting.
0.499 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))> #<alt (λ (x) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))> #<alt (λ (x) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))>)
0.499 * * * [regime-changes]: Trying 3 branch expressions: ((+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) x)
0.499 * * * * [regimes]: Trying to branch on (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))) from (#<alt (λ (x) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))> #<alt (λ (x) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))> #<alt (λ (x) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))>)
0.513 * * * * [regimes]: Trying to branch on (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))) from (#<alt (λ (x) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))> #<alt (λ (x) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))> #<alt (λ (x) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))>)
0.529 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))> #<alt (λ (x) (log.f64 (exp.f64 (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x)))))))> #<alt (λ (x) (-.f64 (+.f64 1 (*.f64 5/24 (pow.f64 x 4))) (*.f64 1/2 (*.f64 x x))))>)
0.544 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.544 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
0.545 * * [simplify]: iteration  0 :  15  enodes  (cost  8 )
0.545 * * [simplify]: iteration  1 :  15  enodes  (cost  8 )
0.545 * [simplify]: Simplified to:
   (/.f64 2 (+.f64 (exp.f64 x) (exp.f64 (neg.f64 x))))
1.016 * [regime-testing]: End program error score: 0.009168627328776675