28.387 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.137 * * * [progress]: [2/2] Setting up program.
0.140 * [progress]: [Phase 2 of 3] Improving.
0.140 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
0.161 * * [simplify]: iteration  0 :  366  enodes  (cost  9 )
0.161 * * [simplify]: iteration  1 :  366  enodes  (cost  9 )
0.162 * [simplify]: Simplified to:
   (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
0.165 * * [progress]: iteration 1 / 4
0.165 * * * [progress]: picking best candidate
0.168 * * * * [pick]: Picked  #<alt (λ (x y z) (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))>
0.168 * * * [progress]: localizing error
0.174 * * * [progress]: generating rewritten candidates
0.174 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.186 * * * [progress]: generating series expansions
0.186 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.186 * [approximate]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in (x y z) around 0
0.186 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in z
0.186 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in z
0.186 * [taylor]: Taking taylor expansion of 0.5 in z
0.186 * [taylor]: Taking taylor expansion of (* x y) in z
0.186 * [taylor]: Taking taylor expansion of x in z
0.186 * [taylor]: Taking taylor expansion of y in z
0.186 * [taylor]: Taking taylor expansion of (* 0.125 z) in z
0.186 * [taylor]: Taking taylor expansion of 0.125 in z
0.186 * [taylor]: Taking taylor expansion of z in z
0.186 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in y
0.186 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y
0.186 * [taylor]: Taking taylor expansion of 0.5 in y
0.186 * [taylor]: Taking taylor expansion of (* x y) in y
0.186 * [taylor]: Taking taylor expansion of x in y
0.186 * [taylor]: Taking taylor expansion of y in y
0.186 * [taylor]: Taking taylor expansion of (* 0.125 z) in y
0.186 * [taylor]: Taking taylor expansion of 0.125 in y
0.186 * [taylor]: Taking taylor expansion of z in y
0.186 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in x
0.186 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.186 * [taylor]: Taking taylor expansion of 0.5 in x
0.186 * [taylor]: Taking taylor expansion of (* x y) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.186 * [taylor]: Taking taylor expansion of (* 0.125 z) in x
0.186 * [taylor]: Taking taylor expansion of 0.125 in x
0.186 * [taylor]: Taking taylor expansion of z in x
0.186 * [taylor]: Taking taylor expansion of (- (* 0.5 (* x y)) (* 0.125 z)) in x
0.186 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x
0.186 * [taylor]: Taking taylor expansion of 0.5 in x
0.186 * [taylor]: Taking taylor expansion of (* x y) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [taylor]: Taking taylor expansion of y in x
0.187 * [taylor]: Taking taylor expansion of (* 0.125 z) in x
0.187 * [taylor]: Taking taylor expansion of 0.125 in x
0.187 * [taylor]: Taking taylor expansion of z in x
0.187 * [taylor]: Taking taylor expansion of (neg (* 0.125 z)) in y
0.187 * [taylor]: Taking taylor expansion of (* 0.125 z) in y
0.187 * [taylor]: Taking taylor expansion of 0.125 in y
0.187 * [taylor]: Taking taylor expansion of z in y
0.187 * [taylor]: Taking taylor expansion of (neg (* 0.125 z)) in z
0.187 * [taylor]: Taking taylor expansion of (* 0.125 z) in z
0.187 * [taylor]: Taking taylor expansion of 0.125 in z
0.187 * [taylor]: Taking taylor expansion of z in z
0.187 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.187 * [taylor]: Taking taylor expansion of 0.5 in y
0.187 * [taylor]: Taking taylor expansion of y in y
0.187 * [taylor]: Taking taylor expansion of 0 in z
0.187 * [taylor]: Taking taylor expansion of 0 in z
0.188 * [taylor]: Taking taylor expansion of 0 in y
0.188 * [taylor]: Taking taylor expansion of 0 in z
0.188 * [taylor]: Taking taylor expansion of 0.5 in z
0.188 * [taylor]: Taking taylor expansion of 0 in z
0.188 * [taylor]: Taking taylor expansion of 0 in y
0.188 * [taylor]: Taking taylor expansion of 0 in z
0.188 * [taylor]: Taking taylor expansion of 0 in z
0.188 * [approximate]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in (x y z) around 0
0.188 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in z
0.189 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in z
0.189 * [taylor]: Taking taylor expansion of 0.5 in z
0.189 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.189 * [taylor]: Taking taylor expansion of (* x y) in z
0.189 * [taylor]: Taking taylor expansion of x in z
0.189 * [taylor]: Taking taylor expansion of y in z
0.189 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z
0.189 * [taylor]: Taking taylor expansion of 0.125 in z
0.189 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.189 * [taylor]: Taking taylor expansion of z in z
0.189 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in y
0.189 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.189 * [taylor]: Taking taylor expansion of 0.5 in y
0.189 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.189 * [taylor]: Taking taylor expansion of (* x y) in y
0.189 * [taylor]: Taking taylor expansion of x in y
0.189 * [taylor]: Taking taylor expansion of y in y
0.189 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.189 * [taylor]: Taking taylor expansion of 0.125 in y
0.189 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.189 * [taylor]: Taking taylor expansion of z in y
0.189 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in x
0.189 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.189 * [taylor]: Taking taylor expansion of 0.5 in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.189 * [taylor]: Taking taylor expansion of (* x y) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of y in x
0.189 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.189 * [taylor]: Taking taylor expansion of 0.125 in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.189 * [taylor]: Taking taylor expansion of z in x
0.189 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 (* x y))) (* 0.125 (/ 1 z))) in x
0.189 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.189 * [taylor]: Taking taylor expansion of 0.5 in x
0.189 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.189 * [taylor]: Taking taylor expansion of (* x y) in x
0.189 * [taylor]: Taking taylor expansion of x in x
0.189 * [taylor]: Taking taylor expansion of y in x
0.190 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.190 * [taylor]: Taking taylor expansion of 0.125 in x
0.190 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.190 * [taylor]: Taking taylor expansion of z in x
0.190 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.190 * [taylor]: Taking taylor expansion of 0.5 in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.190 * [taylor]: Taking taylor expansion of y in y
0.190 * [taylor]: Taking taylor expansion of 0.5 in z
0.190 * [taylor]: Taking taylor expansion of (neg (* 0.125 (/ 1 z))) in y
0.190 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.190 * [taylor]: Taking taylor expansion of 0.125 in y
0.190 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.190 * [taylor]: Taking taylor expansion of z in y
0.190 * [taylor]: Taking taylor expansion of 0 in z
0.191 * [taylor]: Taking taylor expansion of 0 in y
0.191 * [taylor]: Taking taylor expansion of (neg (* 0.125 (/ 1 z))) in z
0.191 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z
0.191 * [taylor]: Taking taylor expansion of 0.125 in z
0.191 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.191 * [taylor]: Taking taylor expansion of z in z
0.191 * [taylor]: Taking taylor expansion of 0 in z
0.191 * [taylor]: Taking taylor expansion of 0 in y
0.192 * [taylor]: Taking taylor expansion of 0 in z
0.192 * [taylor]: Taking taylor expansion of 0 in z
0.192 * [taylor]: Taking taylor expansion of 0 in z
0.192 * [approximate]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in (x y z) around 0
0.192 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in z
0.192 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in z
0.192 * [taylor]: Taking taylor expansion of 0.125 in z
0.192 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.192 * [taylor]: Taking taylor expansion of z in z
0.192 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in z
0.192 * [taylor]: Taking taylor expansion of 0.5 in z
0.192 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in z
0.192 * [taylor]: Taking taylor expansion of (* x y) in z
0.192 * [taylor]: Taking taylor expansion of x in z
0.193 * [taylor]: Taking taylor expansion of y in z
0.193 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in y
0.193 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.193 * [taylor]: Taking taylor expansion of 0.125 in y
0.193 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.193 * [taylor]: Taking taylor expansion of z in y
0.193 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in y
0.193 * [taylor]: Taking taylor expansion of 0.5 in y
0.193 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.193 * [taylor]: Taking taylor expansion of (* x y) in y
0.193 * [taylor]: Taking taylor expansion of x in y
0.193 * [taylor]: Taking taylor expansion of y in y
0.193 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in x
0.193 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.193 * [taylor]: Taking taylor expansion of 0.125 in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.193 * [taylor]: Taking taylor expansion of z in x
0.193 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.193 * [taylor]: Taking taylor expansion of 0.5 in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.193 * [taylor]: Taking taylor expansion of (* x y) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of y in x
0.193 * [taylor]: Taking taylor expansion of (+ (* 0.125 (/ 1 z)) (* 0.5 (/ 1 (* x y)))) in x
0.193 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in x
0.193 * [taylor]: Taking taylor expansion of 0.125 in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.193 * [taylor]: Taking taylor expansion of z in x
0.193 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (* x y))) in x
0.193 * [taylor]: Taking taylor expansion of 0.5 in x
0.193 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.193 * [taylor]: Taking taylor expansion of (* x y) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [taylor]: Taking taylor expansion of y in x
0.194 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.194 * [taylor]: Taking taylor expansion of 0.5 in y
0.194 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.194 * [taylor]: Taking taylor expansion of y in y
0.194 * [taylor]: Taking taylor expansion of 0.5 in z
0.194 * [taylor]: Taking taylor expansion of (* 0.125 (/ 1 z)) in y
0.194 * [taylor]: Taking taylor expansion of 0.125 in y
0.194 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.194 * [taylor]: Taking taylor expansion of z in y
0.194 * [taylor]: Taking taylor expansion of 0 in z
0.194 * [taylor]: Taking taylor expansion of 0 in y
0.194 * [taylor]: Taking taylor expansion of (/ 0.125 z) in z
0.194 * [taylor]: Taking taylor expansion of 0.125 in z
0.194 * [taylor]: Taking taylor expansion of z in z
0.195 * [taylor]: Taking taylor expansion of 0 in z
0.195 * [taylor]: Taking taylor expansion of 0 in y
0.195 * [taylor]: Taking taylor expansion of 0 in z
0.195 * [taylor]: Taking taylor expansion of 0 in z
0.195 * [taylor]: Taking taylor expansion of 0 in z
0.196 * * * [progress]: simplifying candidates
0.196 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (/.f64 (*.f64 x y) 2.0)) (exp.f64 (/.f64 z 8.0)))
  (log.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (exp.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (*.f64 (cbrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))) (cbrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))))
  (cbrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (*.f64 (*.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)) (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))) (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (sqrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (sqrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (-.f64 (*.f64 (*.f64 x y) 8.0) (*.f64 2.0 z))
  (*.f64 2.0 8.0)
  (-.f64 (pow.f64 (/.f64 (*.f64 x y) 2.0) 3) (pow.f64 (/.f64 z 8.0) 3))
  (+.f64 (*.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 (*.f64 x y) 2.0)) (+.f64 (*.f64 (/.f64 z 8.0) (/.f64 z 8.0)) (*.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))))
  (neg.f64 (/.f64 z 8.0))
  (-.f64 (*.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 (*.f64 x y) 2.0)) (*.f64 (/.f64 z 8.0) (/.f64 z 8.0)))
  (+.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
  (+.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (sqrt.f64 (/.f64 z 8.0)))
  (-.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (sqrt.f64 (/.f64 z 8.0)))
  (+.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (/.f64 (sqrt.f64 z) (sqrt.f64 8.0)))
  (-.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (/.f64 (sqrt.f64 z) (sqrt.f64 8.0)))
  (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
  (-.f64 (*.f64 0.5 (*.f64 x y)) (*.f64 0.125 z))
  (-.f64 (*.f64 0.5 (*.f64 x y)) (*.f64 0.125 z))
  (-.f64 (*.f64 0.5 (*.f64 x y)) (*.f64 0.125 z))
0.236 * * [simplify]: iteration  0 :  5081  enodes  (cost  254 )
0.237 * [simplify]: Simplified to:
   (exp.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (log.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (exp.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (*.f64 (cbrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))) (cbrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))))
  (cbrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (pow.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)) 3)
  (sqrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (sqrt.f64 (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0)))
  (-.f64 (*.f64 (*.f64 x y) 8.0) (*.f64 2.0 z))
  (*.f64 2.0 8.0)
  (-.f64 (pow.f64 (/.f64 (*.f64 x y) 2.0) 3) (pow.f64 (/.f64 z 8.0) 3))
  (+.f64 (*.f64 (/.f64 z 8.0) (/.f64 z 8.0)) (*.f64 (/.f64 (*.f64 x y) 2.0) (+.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))))
  (neg.f64 (/.f64 z 8.0))
  (-.f64 (*.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 (*.f64 x y) 2.0)) (*.f64 (/.f64 z 8.0) (/.f64 z 8.0)))
  (+.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
  (+.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (sqrt.f64 (/.f64 z 8.0)))
  (-.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (sqrt.f64 (/.f64 z 8.0)))
  (+.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (/.f64 (sqrt.f64 z) (sqrt.f64 8.0)))
  (-.f64 (sqrt.f64 (/.f64 (*.f64 x y) 2.0)) (/.f64 (sqrt.f64 z) (sqrt.f64 8.0)))
  (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
  (-.f64 (*.f64 (*.f64 x y) 0.5) (*.f64 z 0.125))
  (-.f64 (*.f64 (*.f64 x y) 0.5) (*.f64 z 0.125))
  (-.f64 (*.f64 (*.f64 x y) 0.5) (*.f64 z 0.125))
0.237 * * * [progress]: adding candidates to table
0.262 * [progress]: [Phase 3 of 3] Extracting.
0.265 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
0.266 * * [simplify]: iteration  0 :  27  enodes  (cost  9 )
0.266 * * [simplify]: iteration  1 :  27  enodes  (cost  9 )
0.267 * [simplify]: Simplified to:
   (-.f64 (/.f64 (*.f64 x y) 2.0) (/.f64 z 8.0))
0.978 * [regime-testing]: End program error score: 0.022252781597699712