15.448 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.300 * * * [progress]: [2/2] Setting up program.
0.303 * [progress]: [Phase 2 of 3] Improving.
0.303 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.317 * * [simplify]: iteration  0 :  230  enodes  (cost  9 )
0.317 * * [simplify]: iteration  1 :  230  enodes  (cost  9 )
0.317 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.318 * * [progress]: iteration 1 / 4
0.318 * * * [progress]: picking best candidate
0.320 * * * * [pick]: Picked  #<alt (λ (x y z) (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))>
0.320 * * * [progress]: localizing error
0.327 * * * [progress]: generating rewritten candidates
0.327 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.333 * * * [progress]: generating series expansions
0.333 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.333 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in (x y z) around 0
0.333 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in z
0.333 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.333 * [taylor]: Taking taylor expansion of x in z
0.333 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in z
0.333 * [taylor]: Taking taylor expansion of 4 in z
0.333 * [taylor]: Taking taylor expansion of (* z y) in z
0.333 * [taylor]: Taking taylor expansion of z in z
0.333 * [taylor]: Taking taylor expansion of y in z
0.333 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in y
0.333 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.333 * [taylor]: Taking taylor expansion of x in y
0.333 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in y
0.333 * [taylor]: Taking taylor expansion of 4 in y
0.333 * [taylor]: Taking taylor expansion of (* z y) in y
0.333 * [taylor]: Taking taylor expansion of z in y
0.333 * [taylor]: Taking taylor expansion of y in y
0.333 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in x
0.333 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.333 * [taylor]: Taking taylor expansion of x in x
0.333 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in x
0.333 * [taylor]: Taking taylor expansion of 4 in x
0.333 * [taylor]: Taking taylor expansion of (* z y) in x
0.333 * [taylor]: Taking taylor expansion of z in x
0.333 * [taylor]: Taking taylor expansion of y in x
0.334 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in x
0.334 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.334 * [taylor]: Taking taylor expansion of x in x
0.334 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in x
0.334 * [taylor]: Taking taylor expansion of 4 in x
0.334 * [taylor]: Taking taylor expansion of (* z y) in x
0.334 * [taylor]: Taking taylor expansion of z in x
0.334 * [taylor]: Taking taylor expansion of y in x
0.334 * [taylor]: Taking taylor expansion of (neg (* 4 (* z y))) in y
0.334 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in y
0.334 * [taylor]: Taking taylor expansion of 4 in y
0.334 * [taylor]: Taking taylor expansion of (* z y) in y
0.334 * [taylor]: Taking taylor expansion of z in y
0.334 * [taylor]: Taking taylor expansion of y in y
0.334 * [taylor]: Taking taylor expansion of 0 in z
0.334 * [taylor]: Taking taylor expansion of 0 in y
0.334 * [taylor]: Taking taylor expansion of 0 in z
0.334 * [taylor]: Taking taylor expansion of (neg (* 4 z)) in z
0.334 * [taylor]: Taking taylor expansion of (* 4 z) in z
0.334 * [taylor]: Taking taylor expansion of 4 in z
0.334 * [taylor]: Taking taylor expansion of z in z
0.335 * [taylor]: Taking taylor expansion of 1 in y
0.335 * [taylor]: Taking taylor expansion of 1 in z
0.335 * [taylor]: Taking taylor expansion of 0 in z
0.335 * [taylor]: Taking taylor expansion of 0 in z
0.335 * [taylor]: Taking taylor expansion of 0 in y
0.335 * [taylor]: Taking taylor expansion of 0 in z
0.335 * [taylor]: Taking taylor expansion of 0 in z
0.335 * [taylor]: Taking taylor expansion of 0 in z
0.335 * [taylor]: Taking taylor expansion of 0 in z
0.336 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in (x y z) around 0
0.336 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in z
0.336 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.336 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.336 * [taylor]: Taking taylor expansion of x in z
0.336 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in z
0.336 * [taylor]: Taking taylor expansion of 4 in z
0.336 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.336 * [taylor]: Taking taylor expansion of (* z y) in z
0.336 * [taylor]: Taking taylor expansion of z in z
0.336 * [taylor]: Taking taylor expansion of y in z
0.336 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in y
0.336 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.336 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.336 * [taylor]: Taking taylor expansion of x in y
0.336 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in y
0.336 * [taylor]: Taking taylor expansion of 4 in y
0.336 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.336 * [taylor]: Taking taylor expansion of (* z y) in y
0.336 * [taylor]: Taking taylor expansion of z in y
0.336 * [taylor]: Taking taylor expansion of y in y
0.336 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.336 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.336 * [taylor]: Taking taylor expansion of x in x
0.336 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.336 * [taylor]: Taking taylor expansion of 4 in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.337 * [taylor]: Taking taylor expansion of (* z y) in x
0.337 * [taylor]: Taking taylor expansion of z in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.337 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.337 * [taylor]: Taking taylor expansion of x in x
0.337 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.337 * [taylor]: Taking taylor expansion of 4 in x
0.337 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.337 * [taylor]: Taking taylor expansion of (* z y) in x
0.337 * [taylor]: Taking taylor expansion of z in x
0.337 * [taylor]: Taking taylor expansion of y in x
0.337 * [taylor]: Taking taylor expansion of 1 in y
0.337 * [taylor]: Taking taylor expansion of 0 in y
0.337 * [taylor]: Taking taylor expansion of 1 in z
0.337 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 (* z y)))) in y
0.337 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in y
0.337 * [taylor]: Taking taylor expansion of 4 in y
0.337 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.337 * [taylor]: Taking taylor expansion of (* z y) in y
0.337 * [taylor]: Taking taylor expansion of z in y
0.337 * [taylor]: Taking taylor expansion of y in y
0.338 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 z))) in z
0.338 * [taylor]: Taking taylor expansion of (* 4 (/ 1 z)) in z
0.338 * [taylor]: Taking taylor expansion of 4 in z
0.338 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.338 * [taylor]: Taking taylor expansion of z in z
0.338 * [taylor]: Taking taylor expansion of 0 in z
0.338 * [taylor]: Taking taylor expansion of 0 in z
0.338 * [taylor]: Taking taylor expansion of 0 in y
0.338 * [taylor]: Taking taylor expansion of 0 in z
0.338 * [taylor]: Taking taylor expansion of 0 in z
0.338 * [taylor]: Taking taylor expansion of 0 in z
0.339 * [taylor]: Taking taylor expansion of 0 in y
0.339 * [taylor]: Taking taylor expansion of 0 in z
0.339 * [taylor]: Taking taylor expansion of 0 in z
0.339 * [taylor]: Taking taylor expansion of 0 in z
0.339 * [taylor]: Taking taylor expansion of 0 in z
0.339 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in (x y z) around 0
0.340 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in z
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.340 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.340 * [taylor]: Taking taylor expansion of x in z
0.340 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in z
0.340 * [taylor]: Taking taylor expansion of 4 in z
0.340 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.340 * [taylor]: Taking taylor expansion of (* z y) in z
0.340 * [taylor]: Taking taylor expansion of z in z
0.340 * [taylor]: Taking taylor expansion of y in z
0.340 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in y
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.340 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.340 * [taylor]: Taking taylor expansion of x in y
0.340 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in y
0.340 * [taylor]: Taking taylor expansion of 4 in y
0.340 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.340 * [taylor]: Taking taylor expansion of (* z y) in y
0.340 * [taylor]: Taking taylor expansion of z in y
0.340 * [taylor]: Taking taylor expansion of y in y
0.340 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.340 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.340 * [taylor]: Taking taylor expansion of x in x
0.340 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.340 * [taylor]: Taking taylor expansion of 4 in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.340 * [taylor]: Taking taylor expansion of (* z y) in x
0.340 * [taylor]: Taking taylor expansion of z in x
0.340 * [taylor]: Taking taylor expansion of y in x
0.340 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.340 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.341 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.341 * [taylor]: Taking taylor expansion of x in x
0.341 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.341 * [taylor]: Taking taylor expansion of 4 in x
0.341 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.341 * [taylor]: Taking taylor expansion of (* z y) in x
0.341 * [taylor]: Taking taylor expansion of z in x
0.341 * [taylor]: Taking taylor expansion of y in x
0.341 * [taylor]: Taking taylor expansion of 1 in y
0.341 * [taylor]: Taking taylor expansion of 0 in y
0.341 * [taylor]: Taking taylor expansion of 1 in z
0.341 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 (* z y)))) in y
0.341 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in y
0.341 * [taylor]: Taking taylor expansion of 4 in y
0.341 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.341 * [taylor]: Taking taylor expansion of (* z y) in y
0.341 * [taylor]: Taking taylor expansion of z in y
0.341 * [taylor]: Taking taylor expansion of y in y
0.341 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 z))) in z
0.341 * [taylor]: Taking taylor expansion of (* 4 (/ 1 z)) in z
0.341 * [taylor]: Taking taylor expansion of 4 in z
0.341 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.341 * [taylor]: Taking taylor expansion of z in z
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in y
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.342 * [taylor]: Taking taylor expansion of 0 in z
0.343 * [taylor]: Taking taylor expansion of 0 in y
0.343 * [taylor]: Taking taylor expansion of 0 in z
0.343 * [taylor]: Taking taylor expansion of 0 in z
0.343 * [taylor]: Taking taylor expansion of 0 in z
0.343 * [taylor]: Taking taylor expansion of 0 in z
0.343 * * * [progress]: simplifying candidates
0.344 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (*.f64 x x)) (exp.f64 (*.f64 (*.f64 y 4) z)))
  (log.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (exp.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (*.f64 (cbrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))) (cbrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))))
  (cbrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (*.f64 (*.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)) (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))) (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (sqrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (sqrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (-.f64 (pow.f64 (*.f64 x x) 3) (pow.f64 (*.f64 (*.f64 y 4) z) 3))
  (+.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (+.f64 (*.f64 (*.f64 (*.f64 y 4) z) (*.f64 (*.f64 y 4) z)) (*.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))))
  (neg.f64 (*.f64 (*.f64 y 4) z))
  (-.f64 (*.f64 (*.f64 x x) (*.f64 x x)) (*.f64 (*.f64 (*.f64 y 4) z) (*.f64 (*.f64 y 4) z)))
  (+.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
  (-.f64 (pow.f64 x 2) (*.f64 4 (*.f64 z y)))
  (-.f64 (pow.f64 x 2) (*.f64 4 (*.f64 z y)))
  (-.f64 (pow.f64 x 2) (*.f64 4 (*.f64 z y)))
0.402 * * [simplify]: iteration  0 :  4993  enodes  (cost  176 )
0.402 * * [simplify]: iteration  1 :  4993  enodes  (cost  176 )
0.404 * [simplify]: Simplified to:
   (exp.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (log.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (exp.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (*.f64 (cbrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))) (cbrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))))
  (cbrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (pow.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)) 3)
  (sqrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (sqrt.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (-.f64 (pow.f64 x 6) (pow.f64 (*.f64 (*.f64 y 4) z) 3))
  (+.f64 (pow.f64 x 4) (*.f64 y (*.f64 (+.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)) (*.f64 4 z))))
  (*.f64 y (*.f64 z -4))
  (-.f64 (pow.f64 x 4) (*.f64 y (*.f64 z (*.f64 z (*.f64 y 16)))))
  (+.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
  (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
  (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
  (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.404 * * * [progress]: adding candidates to table
0.412 * [progress]: [Phase 3 of 3] Extracting.
0.415 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.417 * * [simplify]: iteration  0 :  52  enodes  (cost  9 )
0.417 * * [simplify]: iteration  1 :  52  enodes  (cost  9 )
0.417 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
1.029 * [regime-testing]: End program error score: 0.031378922365295665