8.151 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.012 * * * [progress]: [2/2] Setting up program.
0.014 * [progress]: [Phase 2 of 3] Improving.
0.014 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- 1.0 (* x 0.5)))
0.024 * * [simplify]: iteration  0 :  228  enodes  (cost  7 )
0.025 * * [simplify]: iteration  1 :  228  enodes  (cost  7 )
0.025 * [simplify]: Simplified to:
   (* x (- 1.0 (* x 0.5)))
0.025 * * [progress]: iteration 1 / 4
0.025 * * * [progress]: picking best candidate
0.027 * * * * [pick]: Picked  #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>
0.027 * * * [progress]: localizing error
0.031 * * * [progress]: generating rewritten candidates
0.031 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.041 * * * [progress]: generating series expansions
0.041 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.041 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.041 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.041 * [taylor]: Taking taylor expansion of 1.0 in x
0.041 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.041 * [taylor]: Taking taylor expansion of 0.5 in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.041 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.041 * [taylor]: Taking taylor expansion of 1.0 in x
0.041 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.041 * [taylor]: Taking taylor expansion of 0.5 in x
0.041 * [taylor]: Taking taylor expansion of x in x
0.043 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.043 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.043 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.043 * [taylor]: Taking taylor expansion of 1.0 in x
0.043 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.043 * [taylor]: Taking taylor expansion of 0.5 in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.043 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.043 * [taylor]: Taking taylor expansion of 1.0 in x
0.043 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.043 * [taylor]: Taking taylor expansion of 0.5 in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.044 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.044 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.044 * [taylor]: Taking taylor expansion of -1 in x
0.044 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.045 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.045 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.045 * [taylor]: Taking taylor expansion of 0.5 in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.045 * [taylor]: Taking taylor expansion of -1 in x
0.045 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.045 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.045 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.045 * [taylor]: Taking taylor expansion of 0.5 in x
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.045 * [taylor]: Taking taylor expansion of 1.0 in x
0.045 * [taylor]: Taking taylor expansion of x in x
0.047 * * * [progress]: simplifying candidates
0.047 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- 1.0 (* x 0.5)))
  (+ (log x) (log (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (exp (* x (- 1.0 (* x 0.5))))
  (* (* (* x x) x) (* (* (- 1.0 (* x 0.5)) (- 1.0 (* x 0.5))) (- 1.0 (* x 0.5))))
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (* (* (* x (- 1.0 (* x 0.5))) (* x (- 1.0 (* x 0.5)))) (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x 1.0)
  (* x (neg (* x 0.5)))
  (* 1.0 x)
  (* (neg (* x 0.5)) x)
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x 1)
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (* x (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
0.086 * * [simplify]: iteration  0 :  4935  enodes  (cost  218 )
0.086 * * [simplify]: iteration  1 :  4935  enodes  (cost  218 )
0.087 * [simplify]: Simplified to:
   (* x (- 1.0 (* x 0.5)))
  (log (* x (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (pow (exp x) (- 1.0 (* x 0.5)))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x 1.0)
  (* x (* x (neg 0.5)))
  (* x 1.0)
  (* x (* x (neg 0.5)))
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  x
  (* (- 1.0 (* x 0.5)) (cbrt x))
  (* (- 1.0 (* x 0.5)) (sqrt x))
  (* x (- 1.0 (* x 0.5)))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (- (* x (* 1.0 1.0)) (* 0.5 (* 0.5 (pow x 3))))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
0.087 * * * [progress]: adding candidates to table
0.116 * * [progress]: iteration 2 / 4
0.116 * * * [progress]: picking best candidate
0.121 * * * * [pick]: Picked  #<alt (λ (x) (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))>
0.121 * * * [progress]: localizing error
0.128 * * * [progress]: generating rewritten candidates
0.128 * * * * [progress]: [ 1 / 4 ] rewriting at (2)
0.138 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1)
0.146 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2)
0.149 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2)
0.154 * * * [progress]: generating series expansions
0.154 * * * * [progress]: [ 1 / 4 ] generating series at (2)
0.154 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.154 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.154 * [taylor]: Taking taylor expansion of x in x
0.154 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.154 * [taylor]: Taking taylor expansion of 1.0 in x
0.154 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.154 * [taylor]: Taking taylor expansion of 0.5 in x
0.154 * [taylor]: Taking taylor expansion of x in x
0.154 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.154 * [taylor]: Taking taylor expansion of x in x
0.154 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.154 * [taylor]: Taking taylor expansion of 1.0 in x
0.154 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.154 * [taylor]: Taking taylor expansion of 0.5 in x
0.154 * [taylor]: Taking taylor expansion of x in x
0.155 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.155 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.156 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.156 * [taylor]: Taking taylor expansion of 1.0 in x
0.156 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.156 * [taylor]: Taking taylor expansion of 0.5 in x
0.156 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.156 * [taylor]: Taking taylor expansion of x in x
0.156 * [taylor]: Taking taylor expansion of x in x
0.156 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.156 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.156 * [taylor]: Taking taylor expansion of 1.0 in x
0.156 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.156 * [taylor]: Taking taylor expansion of 0.5 in x
0.156 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.156 * [taylor]: Taking taylor expansion of x in x
0.156 * [taylor]: Taking taylor expansion of x in x
0.157 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.157 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.157 * [taylor]: Taking taylor expansion of -1 in x
0.157 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.158 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.158 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.158 * [taylor]: Taking taylor expansion of 0.5 in x
0.158 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.158 * [taylor]: Taking taylor expansion of 1.0 in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.158 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.158 * [taylor]: Taking taylor expansion of -1 in x
0.158 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.158 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.158 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.158 * [taylor]: Taking taylor expansion of 0.5 in x
0.158 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.158 * [taylor]: Taking taylor expansion of 1.0 in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.160 * * * * [progress]: [ 2 / 4 ] generating series at (2 1)
0.160 * [approximate]: Taking taylor expansion of (* x (sqrt (- 1.0 (* 0.5 x)))) in (x) around 0
0.160 * [taylor]: Taking taylor expansion of (* x (sqrt (- 1.0 (* 0.5 x)))) in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.160 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in x
0.160 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.160 * [taylor]: Taking taylor expansion of 1.0 in x
0.160 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.160 * [taylor]: Taking taylor expansion of 0.5 in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.160 * [taylor]: Taking taylor expansion of (* x (sqrt (- 1.0 (* 0.5 x)))) in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.160 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in x
0.160 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.160 * [taylor]: Taking taylor expansion of 1.0 in x
0.160 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.160 * [taylor]: Taking taylor expansion of 0.5 in x
0.160 * [taylor]: Taking taylor expansion of x in x
0.161 * [approximate]: Taking taylor expansion of (* (/ 1 x) (sqrt (- 1.0 (* 0.5 (/ 1 x))))) in (x) around 0
0.161 * [taylor]: Taking taylor expansion of (* (/ 1 x) (sqrt (- 1.0 (* 0.5 (/ 1 x))))) in x
0.161 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.161 * [taylor]: Taking taylor expansion of x in x
0.162 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in x
0.162 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.162 * [taylor]: Taking taylor expansion of 1.0 in x
0.162 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.162 * [taylor]: Taking taylor expansion of 0.5 in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.162 * [taylor]: Taking taylor expansion of (* (/ 1 x) (sqrt (- 1.0 (* 0.5 (/ 1 x))))) in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.162 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in x
0.162 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.162 * [taylor]: Taking taylor expansion of 1.0 in x
0.162 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.162 * [taylor]: Taking taylor expansion of 0.5 in x
0.162 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.162 * [taylor]: Taking taylor expansion of x in x
0.163 * [approximate]: Taking taylor expansion of (* -1 (* (/ 1 x) (sqrt (+ (* 0.5 (/ 1 x)) 1.0)))) in (x) around 0
0.163 * [taylor]: Taking taylor expansion of (* -1 (* (/ 1 x) (sqrt (+ (* 0.5 (/ 1 x)) 1.0)))) in x
0.163 * [taylor]: Taking taylor expansion of -1 in x
0.163 * [taylor]: Taking taylor expansion of (* (/ 1 x) (sqrt (+ (* 0.5 (/ 1 x)) 1.0))) in x
0.163 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.163 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.164 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.164 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.164 * [taylor]: Taking taylor expansion of 0.5 in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of 1.0 in x
0.164 * [taylor]: Taking taylor expansion of (* -1 (* (/ 1 x) (sqrt (+ (* 0.5 (/ 1 x)) 1.0)))) in x
0.164 * [taylor]: Taking taylor expansion of -1 in x
0.164 * [taylor]: Taking taylor expansion of (* (/ 1 x) (sqrt (+ (* 0.5 (/ 1 x)) 1.0))) in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.164 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.164 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.164 * [taylor]: Taking taylor expansion of 0.5 in x
0.164 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.164 * [taylor]: Taking taylor expansion of x in x
0.164 * [taylor]: Taking taylor expansion of 1.0 in x
0.166 * * * * [progress]: [ 3 / 4 ] generating series at (2 2)
0.166 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in (x) around 0
0.166 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in x
0.166 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.166 * [taylor]: Taking taylor expansion of 1.0 in x
0.166 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.166 * [taylor]: Taking taylor expansion of 0.5 in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.166 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in x
0.166 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.166 * [taylor]: Taking taylor expansion of 1.0 in x
0.166 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.166 * [taylor]: Taking taylor expansion of 0.5 in x
0.166 * [taylor]: Taking taylor expansion of x in x
0.167 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in (x) around 0
0.167 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in x
0.167 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.167 * [taylor]: Taking taylor expansion of 1.0 in x
0.167 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.167 * [taylor]: Taking taylor expansion of 0.5 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 (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in x
0.167 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.167 * [taylor]: Taking taylor expansion of 1.0 in x
0.167 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.167 * [taylor]: Taking taylor expansion of 0.5 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 * [approximate]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in (x) around 0
0.168 * [taylor]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.168 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.168 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.168 * [taylor]: Taking taylor expansion of 0.5 in x
0.168 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.168 * [taylor]: Taking taylor expansion of 1.0 in x
0.168 * [taylor]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.168 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.168 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.168 * [taylor]: Taking taylor expansion of 0.5 in x
0.168 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.168 * [taylor]: Taking taylor expansion of x in x
0.169 * [taylor]: Taking taylor expansion of 1.0 in x
0.170 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 2)
0.170 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in (x) around 0
0.170 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in x
0.170 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.170 * [taylor]: Taking taylor expansion of 1.0 in x
0.170 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.170 * [taylor]: Taking taylor expansion of 0.5 in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 x))) in x
0.170 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.170 * [taylor]: Taking taylor expansion of 1.0 in x
0.170 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.170 * [taylor]: Taking taylor expansion of 0.5 in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.171 * [approximate]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in (x) around 0
0.171 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in x
0.171 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.171 * [taylor]: Taking taylor expansion of 1.0 in x
0.171 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.171 * [taylor]: Taking taylor expansion of 0.5 in x
0.171 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.171 * [taylor]: Taking taylor expansion of x in x
0.171 * [taylor]: Taking taylor expansion of (sqrt (- 1.0 (* 0.5 (/ 1 x)))) in x
0.171 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.171 * [taylor]: Taking taylor expansion of 1.0 in x
0.171 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.171 * [taylor]: Taking taylor expansion of 0.5 in x
0.171 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.171 * [taylor]: Taking taylor expansion of x in x
0.172 * [approximate]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in (x) around 0
0.172 * [taylor]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.172 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.172 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.172 * [taylor]: Taking taylor expansion of 0.5 in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of 1.0 in x
0.172 * [taylor]: Taking taylor expansion of (sqrt (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.172 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.172 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.172 * [taylor]: Taking taylor expansion of 0.5 in x
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.172 * [taylor]: Taking taylor expansion of x in x
0.172 * [taylor]: Taking taylor expansion of 1.0 in x
0.173 * * * [progress]: simplifying candidates
0.175 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))
  (+ (+ (log x) (log (sqrt (- 1.0 (* x 0.5))))) (log (sqrt (- 1.0 (* x 0.5)))))
  (+ (log (* x (sqrt (- 1.0 (* x 0.5))))) (log (sqrt (- 1.0 (* x 0.5)))))
  (log (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (exp (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (* (* (* (* x x) x) (* (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))) (* (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (* (* (* (* x (sqrt (- 1.0 (* x 0.5)))) (* x (sqrt (- 1.0 (* x 0.5))))) (* x (sqrt (- 1.0 (* x 0.5))))) (* (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (* (cbrt (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))) (cbrt (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))))
  (cbrt (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (* (* (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))) (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))) (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (sqrt (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (sqrt (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (* (* x (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))) (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))))
  (* (sqrt (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))) (sqrt (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))))
  (* (* x (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))) (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5)))))
  (* (sqrt (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))) (sqrt (+ 1.0 (* x 0.5))))
  (* (* x (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))) (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))))
  (* (sqrt (+ 1.0 (* x 0.5))) (sqrt (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5))))))
  (* (* x (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))) (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5)))))
  (* (sqrt (+ 1.0 (* x 0.5))) (sqrt (+ 1.0 (* x 0.5))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5))))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5))))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt 1))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) 1)
  (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))))
  (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5)))))
  (* (* x (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))) (sqrt (- 1.0 (* x 0.5))))
  (* (* x (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))) (sqrt (- 1.0 (* x 0.5))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (+ (log x) (log (sqrt (- 1.0 (* x 0.5)))))
  (log (* x (sqrt (- 1.0 (* x 0.5)))))
  (exp (* x (sqrt (- 1.0 (* x 0.5)))))
  (* (* (* x x) x) (* (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))
  (* (cbrt (* x (sqrt (- 1.0 (* x 0.5))))) (cbrt (* x (sqrt (- 1.0 (* x 0.5))))))
  (cbrt (* x (sqrt (- 1.0 (* x 0.5)))))
  (* (* (* x (sqrt (- 1.0 (* x 0.5)))) (* x (sqrt (- 1.0 (* x 0.5))))) (* x (sqrt (- 1.0 (* x 0.5)))))
  (sqrt (* x (sqrt (- 1.0 (* x 0.5)))))
  (sqrt (* x (sqrt (- 1.0 (* x 0.5)))))
  (* (sqrt x) (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* (sqrt x) (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* (sqrt x) (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* (sqrt x) (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* x (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5))))))
  (* x (sqrt (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5))))))
  (* x (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* x (sqrt 1))
  (* x (sqrt (sqrt (- 1.0 (* x 0.5)))))
  (* x 1)
  (* (cbrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))))
  (* x (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5)))))
  (log (sqrt (- 1.0 (* x 0.5))))
  (exp (sqrt (- 1.0 (* x 0.5))))
  (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5)))))
  (cbrt (sqrt (- 1.0 (* x 0.5))))
  (* (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))
  (sqrt (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (sqrt (cbrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt 1)
  (sqrt (- 1.0 (* x 0.5)))
  (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5)))))
  (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (sqrt (+ 1.0 (* x 0.5)))
  (/ 1 2)
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (log (sqrt (- 1.0 (* x 0.5))))
  (exp (sqrt (- 1.0 (* x 0.5))))
  (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5)))))
  (cbrt (sqrt (- 1.0 (* x 0.5))))
  (* (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5))))
  (sqrt (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (sqrt (cbrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt 1)
  (sqrt (- 1.0 (* x 0.5)))
  (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (sqrt (+ (* 1.0 1.0) (+ (* (* x 0.5) (* x 0.5)) (* 1.0 (* x 0.5)))))
  (sqrt (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (sqrt (+ 1.0 (* x 0.5)))
  (/ 1 2)
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* x (sqrt 1.0)) (+ (* 0.03125 (/ (pow x 3) (pow (sqrt 1.0) 3))) (* 0.25 (/ (pow x 2) (sqrt 1.0)))))
  (- (+ (* 2 (/ (pow NAN 5) x)) (+ (* 1.0 NAN) (* x NAN))) (+ (* 2.0 (/ (pow NAN 3) x)) (pow NAN 3)))
  (- (+ (* 2 (/ (pow NAN 5) x)) (+ (* x NAN) (pow NAN 3))) (+ (* 2.0 (/ (pow NAN 3) x)) (* 1.0 NAN)))
  (- (sqrt 1.0) (+ (* 0.03125 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* 0.25 (/ x (sqrt 1.0)))))
  (- (+ (* 1.0 (/ NAN x)) (+ NAN (* 2 (/ (pow NAN 5) (pow x 2))))) (+ (/ (pow NAN 3) x) (* 2.0 (/ (pow NAN 3) (pow x 2)))))
  (- (+ (/ (pow NAN 3) x) (+ NAN (* 2 (/ (pow NAN 5) (pow x 2))))) (+ (* 1.0 (/ NAN x)) (* 2.0 (/ (pow NAN 3) (pow x 2)))))
  (- (sqrt 1.0) (+ (* 0.03125 (/ (pow x 2) (pow (sqrt 1.0) 3))) (* 0.25 (/ x (sqrt 1.0)))))
  (- (+ (* 1.0 (/ NAN x)) (+ NAN (* 2 (/ (pow NAN 5) (pow x 2))))) (+ (/ (pow NAN 3) x) (* 2.0 (/ (pow NAN 3) (pow x 2)))))
  (- (+ (/ (pow NAN 3) x) (+ NAN (* 2 (/ (pow NAN 5) (pow x 2))))) (+ (* 1.0 (/ NAN x)) (* 2.0 (/ (pow NAN 3) (pow x 2)))))
0.223 * * [simplify]: iteration  0 :  4981  enodes  (cost  1185 )
0.223 * * [simplify]: iteration  1 :  4981  enodes  (cost  1185 )
0.227 * [simplify]: Simplified to:
   (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (log (* x (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (pow (exp x) (- 1.0 (* x 0.5)))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (+ (* 1.0 1.0) (* x (* 0.5 (+ 1.0 (* x 0.5)))))
  (* x (* (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))) (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))))
  (* (sqrt (+ (* 1.0 1.0) (* x (* 0.5 (+ 1.0 (* x 0.5)))))) (sqrt (+ 1.0 (* x 0.5))))
  (* x (* (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))) (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))))
  (* (sqrt (+ (* 1.0 1.0) (* x (* 0.5 (+ 1.0 (* x 0.5)))))) (sqrt (+ 1.0 (* x 0.5))))
  (* x (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))
  (+ 1.0 (* x 0.5))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5)))))))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (fabs (cbrt (- 1.0 (* x 0.5))))))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (sqrt (sqrt (- 1.0 (* x 0.5))))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (sqrt (sqrt (- 1.0 (* x 0.5))))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (- 1.0 (* x 0.5))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))))
  (* x (* (sqrt (- 1.0 (* x 0.5))) (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (log (* x (sqrt (- 1.0 (* x 0.5)))))
  (log (* x (sqrt (- 1.0 (* x 0.5)))))
  (pow (exp (sqrt (- 1.0 (* x 0.5)))) x)
  (pow (* x (sqrt (- 1.0 (* x 0.5)))) 3)
  (* (cbrt (* x (sqrt (- 1.0 (* x 0.5))))) (cbrt (* x (sqrt (- 1.0 (* x 0.5))))))
  (cbrt (* x (sqrt (- 1.0 (* x 0.5)))))
  (pow (* x (sqrt (- 1.0 (* x 0.5)))) 3)
  (sqrt (* x (sqrt (- 1.0 (* x 0.5)))))
  (sqrt (* x (sqrt (- 1.0 (* x 0.5)))))
  (* (sqrt (sqrt (- 1.0 (* x 0.5)))) (sqrt x))
  (* (sqrt (sqrt (- 1.0 (* x 0.5)))) (sqrt x))
  (* (sqrt (sqrt (- 1.0 (* x 0.5)))) (sqrt x))
  (* (sqrt (sqrt (- 1.0 (* x 0.5)))) (sqrt x))
  (* x (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5))))))
  (* x (fabs (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (sqrt (- 1.0 (* x 0.5)))))
  x
  (* x (sqrt (sqrt (- 1.0 (* x 0.5)))))
  x
  (* (sqrt (- 1.0 (* x 0.5))) (cbrt x))
  (* (sqrt (- 1.0 (* x 0.5))) (sqrt x))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3))))
  (* x (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5))))))
  (log (sqrt (- 1.0 (* x 0.5))))
  (exp (sqrt (- 1.0 (* x 0.5))))
  (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5)))))
  (cbrt (sqrt (- 1.0 (* x 0.5))))
  (pow (sqrt (- 1.0 (* x 0.5))) 3)
  (fabs (cbrt (- 1.0 (* x 0.5))))
  (sqrt (cbrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  1
  (sqrt (- 1.0 (* x 0.5)))
  (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (sqrt (+ (* 1.0 1.0) (* x (* 0.5 (+ 1.0 (* x 0.5))))))
  (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))
  (sqrt (+ 1.0 (* x 0.5)))
  1/2
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (log (sqrt (- 1.0 (* x 0.5))))
  (exp (sqrt (- 1.0 (* x 0.5))))
  (* (cbrt (sqrt (- 1.0 (* x 0.5)))) (cbrt (sqrt (- 1.0 (* x 0.5)))))
  (cbrt (sqrt (- 1.0 (* x 0.5))))
  (pow (sqrt (- 1.0 (* x 0.5))) 3)
  (fabs (cbrt (- 1.0 (* x 0.5))))
  (sqrt (cbrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  1
  (sqrt (- 1.0 (* x 0.5)))
  (sqrt (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (sqrt (+ (* 1.0 1.0) (* x (* 0.5 (+ 1.0 (* x 0.5))))))
  (sqrt (- (* 1.0 1.0) (* x (* 0.5 (* x 0.5)))))
  (sqrt (+ 1.0 (* x 0.5)))
  1/2
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (sqrt (sqrt (- 1.0 (* x 0.5))))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (- (* x (sqrt 1.0)) (+ (* 0.03125 (pow (/ x (sqrt 1.0)) 3)) (* (* x x) (/ 0.25 (sqrt 1.0)))))
  (+ (* 2 (/ (pow NAN 5) x)) (- (* NAN (+ x 1.0)) (+ (pow NAN 3) (* 2.0 (/ (pow NAN 3) x)))))
  (+ (* 2 (/ (pow NAN 5) x)) (- (* NAN (- (+ x (* NAN NAN)) 1.0)) (* 2.0 (/ (pow NAN 3) x))))
  (- (sqrt 1.0) (+ (* (* x x) (/ 0.03125 (* 1.0 (sqrt 1.0)))) (* x (/ 0.25 (sqrt 1.0)))))
  (+ NAN (+ (* 2 (/ (pow NAN 5) (* x x))) (- (* 1.0 (/ NAN x)) (* (/ (pow NAN 3) x) (+ 1 (/ 2.0 x))))))
  (+ NAN (+ (* 2 (/ (pow NAN 5) (* x x))) (- (* (/ NAN x) (- (* NAN NAN) 1.0)) (* 2.0 (/ (pow NAN 3) (* x x))))))
  (- (sqrt 1.0) (+ (* (* x x) (/ 0.03125 (* 1.0 (sqrt 1.0)))) (* x (/ 0.25 (sqrt 1.0)))))
  (+ NAN (+ (* 2 (/ (pow NAN 5) (* x x))) (- (* 1.0 (/ NAN x)) (* (/ (pow NAN 3) x) (+ 1 (/ 2.0 x))))))
  (+ NAN (+ (* 2 (/ (pow NAN 5) (* x x))) (- (* (/ NAN x) (- (* NAN NAN) 1.0)) (* 2.0 (/ (pow NAN 3) (* x x))))))
0.228 * * * [progress]: adding candidates to table
0.379 * * [progress]: iteration 3 / 4
0.379 * * * [progress]: picking best candidate
0.382 * * * * [pick]: Picked  #<alt (λ (x) (log (pow (exp x) (- 1.0 (* x 0.5)))))>
0.382 * * * [progress]: localizing error
0.389 * * * [progress]: generating rewritten candidates
0.389 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.392 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.398 * * * [progress]: generating series expansions
0.398 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.398 * [approximate]: Taking taylor expansion of (log (pow (exp x) (- 1.0 (* 0.5 x)))) in (x) around 0
0.398 * [taylor]: Taking taylor expansion of (log (pow (exp x) (- 1.0 (* 0.5 x)))) in x
0.398 * [taylor]: Taking taylor expansion of (pow (exp x) (- 1.0 (* 0.5 x))) in x
0.398 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 x)) (log (exp x)))) in x
0.398 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 x)) (log (exp x))) in x
0.398 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.398 * [taylor]: Taking taylor expansion of 1.0 in x
0.398 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.398 * [taylor]: Taking taylor expansion of 0.5 in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of (log (exp x)) in x
0.398 * [taylor]: Taking taylor expansion of (exp x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of (log (pow (exp x) (- 1.0 (* 0.5 x)))) in x
0.398 * [taylor]: Taking taylor expansion of (pow (exp x) (- 1.0 (* 0.5 x))) in x
0.398 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 x)) (log (exp x)))) in x
0.398 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 x)) (log (exp x))) in x
0.398 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.398 * [taylor]: Taking taylor expansion of 1.0 in x
0.398 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.398 * [taylor]: Taking taylor expansion of 0.5 in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.398 * [taylor]: Taking taylor expansion of (log (exp x)) in x
0.398 * [taylor]: Taking taylor expansion of (exp x) in x
0.398 * [taylor]: Taking taylor expansion of x in x
0.400 * [approximate]: Taking taylor expansion of (log (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x))))) in (x) around 0
0.401 * [taylor]: Taking taylor expansion of (log (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x))))) in x
0.401 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x)))) in x
0.401 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x))))) in x
0.401 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x)))) in x
0.401 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.401 * [taylor]: Taking taylor expansion of 1.0 in x
0.401 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.401 * [taylor]: Taking taylor expansion of 0.5 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.401 * [taylor]: Taking taylor expansion of (log (exp (/ 1 x))) in x
0.401 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.401 * [taylor]: Taking taylor expansion of (log (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x))))) in x
0.401 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x)))) in x
0.401 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x))))) in x
0.401 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x)))) in x
0.401 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.401 * [taylor]: Taking taylor expansion of 1.0 in x
0.401 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.401 * [taylor]: Taking taylor expansion of 0.5 in x
0.401 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.401 * [taylor]: Taking taylor expansion of x in x
0.401 * [taylor]: Taking taylor expansion of (log (exp (/ 1 x))) in x
0.402 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.402 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.402 * [taylor]: Taking taylor expansion of x in x
0.407 * [approximate]: Taking taylor expansion of (log (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0))) in (x) around 0
0.407 * [taylor]: Taking taylor expansion of (log (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0))) in x
0.407 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.407 * [taylor]: Taking taylor expansion of (exp (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x))))) in x
0.407 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x)))) in x
0.407 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.407 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.407 * [taylor]: Taking taylor expansion of 0.5 in x
0.407 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.407 * [taylor]: Taking taylor expansion of x in x
0.407 * [taylor]: Taking taylor expansion of 1.0 in x
0.407 * [taylor]: Taking taylor expansion of (log (exp (/ -1 x))) in x
0.407 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.407 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.407 * [taylor]: Taking taylor expansion of -1 in x
0.407 * [taylor]: Taking taylor expansion of x in x
0.407 * [taylor]: Taking taylor expansion of (log (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0))) in x
0.407 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.407 * [taylor]: Taking taylor expansion of (exp (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x))))) in x
0.407 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x)))) in x
0.407 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.407 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.407 * [taylor]: Taking taylor expansion of 0.5 in x
0.407 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.407 * [taylor]: Taking taylor expansion of x in x
0.408 * [taylor]: Taking taylor expansion of 1.0 in x
0.408 * [taylor]: Taking taylor expansion of (log (exp (/ -1 x))) in x
0.408 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.408 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.408 * [taylor]: Taking taylor expansion of -1 in x
0.408 * [taylor]: Taking taylor expansion of x in x
0.413 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.413 * [approximate]: Taking taylor expansion of (pow (exp x) (- 1.0 (* 0.5 x))) in (x) around 0
0.413 * [taylor]: Taking taylor expansion of (pow (exp x) (- 1.0 (* 0.5 x))) in x
0.413 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 x)) (log (exp x)))) in x
0.413 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 x)) (log (exp x))) in x
0.413 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.413 * [taylor]: Taking taylor expansion of 1.0 in x
0.413 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.413 * [taylor]: Taking taylor expansion of 0.5 in x
0.413 * [taylor]: Taking taylor expansion of x in x
0.413 * [taylor]: Taking taylor expansion of (log (exp x)) in x
0.413 * [taylor]: Taking taylor expansion of (exp x) in x
0.413 * [taylor]: Taking taylor expansion of x in x
0.413 * [taylor]: Taking taylor expansion of (pow (exp x) (- 1.0 (* 0.5 x))) in x
0.413 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 x)) (log (exp x)))) in x
0.413 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 x)) (log (exp x))) in x
0.413 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.413 * [taylor]: Taking taylor expansion of 1.0 in x
0.413 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.413 * [taylor]: Taking taylor expansion of 0.5 in x
0.413 * [taylor]: Taking taylor expansion of x in x
0.413 * [taylor]: Taking taylor expansion of (log (exp x)) in x
0.413 * [taylor]: Taking taylor expansion of (exp x) in x
0.413 * [taylor]: Taking taylor expansion of x in x
0.415 * [approximate]: Taking taylor expansion of (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x)))) in (x) around 0
0.415 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x)))) in x
0.415 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x))))) in x
0.415 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x)))) in x
0.415 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.415 * [taylor]: Taking taylor expansion of 1.0 in x
0.415 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.415 * [taylor]: Taking taylor expansion of 0.5 in x
0.415 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.415 * [taylor]: Taking taylor expansion of x in x
0.415 * [taylor]: Taking taylor expansion of (log (exp (/ 1 x))) in x
0.415 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.415 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.415 * [taylor]: Taking taylor expansion of x in x
0.415 * [taylor]: Taking taylor expansion of (pow (exp (/ 1 x)) (- 1.0 (* 0.5 (/ 1 x)))) in x
0.416 * [taylor]: Taking taylor expansion of (exp (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x))))) in x
0.416 * [taylor]: Taking taylor expansion of (* (- 1.0 (* 0.5 (/ 1 x))) (log (exp (/ 1 x)))) in x
0.416 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.416 * [taylor]: Taking taylor expansion of 1.0 in x
0.416 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.416 * [taylor]: Taking taylor expansion of 0.5 in x
0.416 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.416 * [taylor]: Taking taylor expansion of x in x
0.416 * [taylor]: Taking taylor expansion of (log (exp (/ 1 x))) in x
0.416 * [taylor]: Taking taylor expansion of (exp (/ 1 x)) in x
0.416 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.416 * [taylor]: Taking taylor expansion of x in x
0.416 * [approximate]: Taking taylor expansion of (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0)) in (x) around 0
0.416 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.416 * [taylor]: Taking taylor expansion of (exp (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x))))) in x
0.416 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x)))) in x
0.416 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.416 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.416 * [taylor]: Taking taylor expansion of 0.5 in x
0.416 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.416 * [taylor]: Taking taylor expansion of x in x
0.416 * [taylor]: Taking taylor expansion of 1.0 in x
0.416 * [taylor]: Taking taylor expansion of (log (exp (/ -1 x))) in x
0.416 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.416 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.416 * [taylor]: Taking taylor expansion of -1 in x
0.417 * [taylor]: Taking taylor expansion of x in x
0.417 * [taylor]: Taking taylor expansion of (pow (exp (/ -1 x)) (+ (* 0.5 (/ 1 x)) 1.0)) in x
0.417 * [taylor]: Taking taylor expansion of (exp (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x))))) in x
0.417 * [taylor]: Taking taylor expansion of (* (+ (* 0.5 (/ 1 x)) 1.0) (log (exp (/ -1 x)))) in x
0.417 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.417 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.417 * [taylor]: Taking taylor expansion of 0.5 in x
0.417 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.417 * [taylor]: Taking taylor expansion of x in x
0.417 * [taylor]: Taking taylor expansion of 1.0 in x
0.417 * [taylor]: Taking taylor expansion of (log (exp (/ -1 x))) in x
0.417 * [taylor]: Taking taylor expansion of (exp (/ -1 x)) in x
0.417 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.417 * [taylor]: Taking taylor expansion of -1 in x
0.417 * [taylor]: Taking taylor expansion of x in x
0.418 * * * [progress]: simplifying candidates
0.418 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (log (pow (exp x) 1.0))
  (log (pow (exp x) (neg (* x 0.5))))
  (log (pow (* (cbrt (exp x)) (cbrt (exp x))) (- 1.0 (* x 0.5))))
  (log (pow (cbrt (exp x)) (- 1.0 (* x 0.5))))
  (log (pow (sqrt (exp x)) (- 1.0 (* x 0.5))))
  (log (pow (sqrt (exp x)) (- 1.0 (* x 0.5))))
  (log (pow 1 (- 1.0 (* x 0.5))))
  (log (pow (exp x) (- 1.0 (* x 0.5))))
  (log (* (cbrt (pow (exp x) (- 1.0 (* x 0.5)))) (cbrt (pow (exp x) (- 1.0 (* x 0.5))))))
  (log (cbrt (pow (exp x) (- 1.0 (* x 0.5)))))
  (log (sqrt (pow (exp x) (- 1.0 (* x 0.5)))))
  (log (sqrt (pow (exp x) (- 1.0 (* x 0.5)))))
  (log 1)
  (log (pow (exp x) (- 1.0 (* x 0.5))))
  (log (pow (exp x) (/ (- 1.0 (* x 0.5)) 2)))
  (log (pow (exp x) (/ (- 1.0 (* x 0.5)) 2)))
  (log (pow (exp x) 1.0))
  (log (pow (exp x) (* x 0.5)))
  (log (exp x))
  (log (log (pow (exp x) (- 1.0 (* x 0.5)))))
  (exp (log (pow (exp x) (- 1.0 (* x 0.5)))))
  (* (cbrt (log (pow (exp x) (- 1.0 (* x 0.5))))) (cbrt (log (pow (exp x) (- 1.0 (* x 0.5))))))
  (cbrt (log (pow (exp x) (- 1.0 (* x 0.5)))))
  (* (* (log (pow (exp x) (- 1.0 (* x 0.5)))) (log (pow (exp x) (- 1.0 (* x 0.5))))) (log (pow (exp x) (- 1.0 (* x 0.5)))))
  (sqrt (log (pow (exp x) (- 1.0 (* x 0.5)))))
  (sqrt (log (pow (exp x) (- 1.0 (* x 0.5)))))
  (* x (- 1.0 (* x 0.5)))
  (* (log (exp x)) (- 1.0 (* x 0.5)))
  (* 1 (- 1.0 (* x 0.5)))
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (pow (exp x) 1.0)
  (pow (exp x) (* x 0.5))
  (pow (exp x) (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (pow (exp x) (sqrt (- 1.0 (* x 0.5))))
  (pow (exp x) 1)
  (pow (exp x) 1.0)
  (pow (exp x) (neg (* x 0.5)))
  (pow (* (cbrt (exp x)) (cbrt (exp x))) (- 1.0 (* x 0.5)))
  (pow (cbrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (pow 1 (- 1.0 (* x 0.5)))
  (pow (exp x) (- 1.0 (* x 0.5)))
  (log (pow (exp x) (- 1.0 (* x 0.5))))
  (exp (pow (exp x) (- 1.0 (* x 0.5))))
  (* (cbrt (pow (exp x) (- 1.0 (* x 0.5)))) (cbrt (pow (exp x) (- 1.0 (* x 0.5)))))
  (cbrt (pow (exp x) (- 1.0 (* x 0.5))))
  (* (* (pow (exp x) (- 1.0 (* x 0.5))) (pow (exp x) (- 1.0 (* x 0.5)))) (pow (exp x) (- 1.0 (* x 0.5))))
  (sqrt (pow (exp x) (- 1.0 (* x 0.5))))
  (sqrt (pow (exp x) (- 1.0 (* x 0.5))))
  (pow (exp x) (/ (- 1.0 (* x 0.5)) 2))
  (pow (exp x) (/ (- 1.0 (* x 0.5)) 2))
  (- (+ (* 1.0 x) (log (pow 1 1.0))) (+ (* 0.5 (pow x 2)) (* 0.5 (* (log 1) x))))
  (* x (- 1.0 (* 0.5 x)))
  (* x (- 1.0 (* 0.5 x)))
  (- (+ 1 (+ (* 1.0 x) (* 0.125 (* (pow (log 1) 2) (pow x 2))))) (+ (* 0.5 (* (log 1) (pow x 2))) (* 0.5 (* (log 1) x))))
  (exp (* x (- 1.0 (* 0.5 x))))
  (exp (* x (- 1.0 (* 0.5 x))))
0.445 * * [simplify]: iteration  0 :  4814  enodes  (cost  485 )
0.445 * * [simplify]: iteration  1 :  4814  enodes  (cost  485 )
0.447 * [simplify]: Simplified to:
   (* x 1.0)
  (* x (* x (neg 0.5)))
  (* (- 1.0 (* x 0.5)) (* 2 (log (cbrt (exp x)))))
  (* (- 1.0 (* x 0.5)) (log (cbrt (exp x))))
  (* x (* 1/2 (- 1.0 (* x 0.5))))
  (* x (* 1/2 (- 1.0 (* x 0.5))))
  (log 1)
  (* x (- 1.0 (* x 0.5)))
  (* (log (cbrt (pow (exp x) (- 1.0 (* x 0.5))))) 2)
  (log (cbrt (pow (exp x) (- 1.0 (* x 0.5)))))
  (* x (* 1/2 (- 1.0 (* x 0.5))))
  (* x (* 1/2 (- 1.0 (* x 0.5))))
  (log 1)
  (* x (- 1.0 (* x 0.5)))
  (* x (* 1/2 (- 1.0 (* x 0.5))))
  (* x (* 1/2 (- 1.0 (* x 0.5))))
  (* x 1.0)
  (* x (* x 0.5))
  x
  (log (* x (- 1.0 (* x 0.5))))
  (pow (exp x) (- 1.0 (* x 0.5)))
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (- 1.0 (* x 0.5))
  (* (- 1.0 (* x 0.5)) (cbrt x))
  (* (- 1.0 (* x 0.5)) (sqrt x))
  (* x (- 1.0 (* x 0.5)))
  (pow (exp x) 1.0)
  (pow (exp x) (* x 0.5))
  (pow (exp x) (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (pow (exp x) (sqrt (- 1.0 (* x 0.5))))
  (exp x)
  (pow (exp x) 1.0)
  (pow (exp x) (* x (neg 0.5)))
  (pow (* (cbrt (exp x)) (cbrt (exp x))) (- 1.0 (* x 0.5)))
  (pow (cbrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  1
  (pow (exp x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (exp (pow (exp x) (- 1.0 (* x 0.5))))
  (* (cbrt (pow (exp x) (- 1.0 (* x 0.5)))) (cbrt (pow (exp x) (- 1.0 (* x 0.5)))))
  (cbrt (pow (exp x) (- 1.0 (* x 0.5))))
  (pow (pow (exp x) (- 1.0 (* x 0.5))) 3)
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (pow (sqrt (exp x)) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (+ (* x 1.0) (+ 1 (* x (* x (* (log 1) (- (* (log 1) 0.125) 0.5))))))
  (pow (exp x) (- 1.0 (* x 0.5)))
  (pow (exp x) (- 1.0 (* x 0.5)))
0.448 * * * [progress]: adding candidates to table
0.505 * [progress]: [Phase 3 of 3] Extracting.
0.505 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))> #<alt (λ (x) (log (pow (exp x) (- 1.0 (* x 0.5)))))>)
0.505 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- 1.0 (* x 0.5))) x)
0.505 * * * * [regimes]: Trying to branch on (* x (- 1.0 (* x 0.5))) from (#<alt (λ (x) (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))> #<alt (λ (x) (log (pow (exp x) (- 1.0 (* x 0.5)))))>)
0.537 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (* (* x (sqrt (- 1.0 (* x 0.5)))) (sqrt (- 1.0 (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))> #<alt (λ (x) (log (pow (exp x) (- 1.0 (* x 0.5)))))>)
0.565 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
0.565 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* x (- 1.0 (* x 0.5)))
0.567 * * [simplify]: iteration  0 :  63  enodes  (cost  7 )
0.567 * * [simplify]: iteration  1 :  63  enodes  (cost  7 )
0.567 * [simplify]: Simplified to:
   (* x (- 1.0 (* x 0.5)))
1.164 * [regime-testing]: End program error score: 0.01212651581447681