1.825 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.280 * * * [progress]: [2/2] Setting up program.
0.282 * [progress]: [Phase 2 of 3] Improving.
0.283 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.302 * * [simplify]: iteration  0 :  231  enodes  (cost  13 )
0.302 * * [simplify]: iteration  1 :  231  enodes  (cost  13 )
0.302 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.303 * * [progress]: iteration 1 / 4
0.303 * * * [progress]: picking best candidate
0.304 * * * * [pick]: Picked  #<alt (λ (x y z) (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))>
0.304 * * * [progress]: localizing error
0.310 * * * [progress]: generating rewritten candidates
0.310 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.315 * * * [progress]: generating series expansions
0.315 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.316 * [approximate]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in (x y z) around 0
0.316 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in z
0.316 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.316 * [taylor]: Taking taylor expansion of x in z
0.316 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in z
0.316 * [taylor]: Taking taylor expansion of 4 in z
0.316 * [taylor]: Taking taylor expansion of (* z y) in z
0.316 * [taylor]: Taking taylor expansion of z in z
0.316 * [taylor]: Taking taylor expansion of y in z
0.316 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in y
0.316 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.316 * [taylor]: Taking taylor expansion of x in y
0.316 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in y
0.316 * [taylor]: Taking taylor expansion of 4 in y
0.316 * [taylor]: Taking taylor expansion of (* z y) in y
0.316 * [taylor]: Taking taylor expansion of z in y
0.316 * [taylor]: Taking taylor expansion of y in y
0.316 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in x
0.316 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.316 * [taylor]: Taking taylor expansion of x in x
0.316 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in x
0.316 * [taylor]: Taking taylor expansion of 4 in x
0.316 * [taylor]: Taking taylor expansion of (* z y) in x
0.316 * [taylor]: Taking taylor expansion of z in x
0.316 * [taylor]: Taking taylor expansion of y in x
0.316 * [taylor]: Taking taylor expansion of (- (pow x 2) (* 4 (* z y))) in x
0.316 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.316 * [taylor]: Taking taylor expansion of x in x
0.316 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in x
0.316 * [taylor]: Taking taylor expansion of 4 in x
0.316 * [taylor]: Taking taylor expansion of (* z y) in x
0.316 * [taylor]: Taking taylor expansion of z in x
0.316 * [taylor]: Taking taylor expansion of y in x
0.318 * [taylor]: Taking taylor expansion of (neg (* 4 (* z y))) in y
0.318 * [taylor]: Taking taylor expansion of (* 4 (* z y)) in y
0.318 * [taylor]: Taking taylor expansion of 4 in y
0.318 * [taylor]: Taking taylor expansion of (* z y) in y
0.318 * [taylor]: Taking taylor expansion of z in y
0.318 * [taylor]: Taking taylor expansion of y in y
0.318 * [taylor]: Taking taylor expansion of 0 in z
0.319 * [taylor]: Taking taylor expansion of 0 in y
0.319 * [taylor]: Taking taylor expansion of 0 in z
0.321 * [taylor]: Taking taylor expansion of (neg (* 4 z)) in z
0.321 * [taylor]: Taking taylor expansion of (* 4 z) in z
0.321 * [taylor]: Taking taylor expansion of 4 in z
0.321 * [taylor]: Taking taylor expansion of z in z
0.323 * [taylor]: Taking taylor expansion of 1 in y
0.323 * [taylor]: Taking taylor expansion of 1 in z
0.323 * [taylor]: Taking taylor expansion of 0 in z
0.324 * [taylor]: Taking taylor expansion of 0 in z
0.327 * [taylor]: Taking taylor expansion of 0 in y
0.327 * [taylor]: Taking taylor expansion of 0 in z
0.327 * [taylor]: Taking taylor expansion of 0 in z
0.327 * [taylor]: Taking taylor expansion of 0 in z
0.329 * [taylor]: Taking taylor expansion of 0 in z
0.332 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in (x y z) around 0
0.332 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in z
0.332 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.332 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.332 * [taylor]: Taking taylor expansion of x in z
0.332 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in z
0.332 * [taylor]: Taking taylor expansion of 4 in z
0.332 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.332 * [taylor]: Taking taylor expansion of (* z y) in z
0.332 * [taylor]: Taking taylor expansion of z in z
0.332 * [taylor]: Taking taylor expansion of y in z
0.333 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in y
0.333 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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 (/ 1 (* z y))) in y
0.333 * [taylor]: Taking taylor expansion of 4 in y
0.333 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.333 * [taylor]: Taking taylor expansion of (* z y) in y
0.333 * [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 (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) 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 (/ 1 (* z y))) in x
0.334 * [taylor]: Taking taylor expansion of 4 in x
0.334 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.334 * [taylor]: Taking taylor expansion of (* z y) in x
0.334 * [taylor]: Taking taylor expansion of z in x
0.335 * [taylor]: Taking taylor expansion of y in x
0.335 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.335 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.335 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.335 * [taylor]: Taking taylor expansion of x in x
0.335 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.336 * [taylor]: Taking taylor expansion of 4 in x
0.336 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.336 * [taylor]: Taking taylor expansion of (* z y) in x
0.336 * [taylor]: Taking taylor expansion of z in x
0.336 * [taylor]: Taking taylor expansion of y in x
0.336 * [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
0.340 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 (* z y)))) 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
0.341 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 z))) in z
0.341 * [taylor]: Taking taylor expansion of (* 4 (/ 1 z)) in z
0.342 * [taylor]: Taking taylor expansion of 4 in z
0.342 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.342 * [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
0.346 * [taylor]: Taking taylor expansion of 0 in y
0.348 * [taylor]: Taking taylor expansion of 0 in z
0.348 * [taylor]: Taking taylor expansion of 0 in z
0.348 * [taylor]: Taking taylor expansion of 0 in z
0.355 * [taylor]: Taking taylor expansion of 0 in y
0.355 * [taylor]: Taking taylor expansion of 0 in z
0.358 * [taylor]: Taking taylor expansion of 0 in z
0.358 * [taylor]: Taking taylor expansion of 0 in z
0.358 * [taylor]: Taking taylor expansion of 0 in z
0.362 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in (x y z) around 0
0.362 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in z
0.362 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in z
0.362 * [taylor]: Taking taylor expansion of (pow x 2) in z
0.362 * [taylor]: Taking taylor expansion of x in z
0.363 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in z
0.363 * [taylor]: Taking taylor expansion of 4 in z
0.363 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in z
0.363 * [taylor]: Taking taylor expansion of (* z y) in z
0.363 * [taylor]: Taking taylor expansion of z in z
0.363 * [taylor]: Taking taylor expansion of y in z
0.363 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in y
0.363 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.363 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.363 * [taylor]: Taking taylor expansion of x in y
0.364 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in y
0.364 * [taylor]: Taking taylor expansion of 4 in y
0.364 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.364 * [taylor]: Taking taylor expansion of (* z y) in y
0.364 * [taylor]: Taking taylor expansion of z in y
0.364 * [taylor]: Taking taylor expansion of y in y
0.364 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.364 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.364 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.364 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.365 * [taylor]: Taking taylor expansion of 4 in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.365 * [taylor]: Taking taylor expansion of (* z y) in x
0.365 * [taylor]: Taking taylor expansion of z in x
0.365 * [taylor]: Taking taylor expansion of y in x
0.365 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (* 4 (/ 1 (* z y)))) in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.365 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.365 * [taylor]: Taking taylor expansion of x in x
0.365 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in x
0.365 * [taylor]: Taking taylor expansion of 4 in x
0.365 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in x
0.365 * [taylor]: Taking taylor expansion of (* z y) in x
0.365 * [taylor]: Taking taylor expansion of z in x
0.366 * [taylor]: Taking taylor expansion of y in x
0.366 * [taylor]: Taking taylor expansion of 1 in y
0.367 * [taylor]: Taking taylor expansion of 0 in y
0.367 * [taylor]: Taking taylor expansion of 1 in z
0.370 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 (* z y)))) in y
0.370 * [taylor]: Taking taylor expansion of (* 4 (/ 1 (* z y))) in y
0.370 * [taylor]: Taking taylor expansion of 4 in y
0.370 * [taylor]: Taking taylor expansion of (/ 1 (* z y)) in y
0.370 * [taylor]: Taking taylor expansion of (* z y) in y
0.370 * [taylor]: Taking taylor expansion of z in y
0.370 * [taylor]: Taking taylor expansion of y in y
0.371 * [taylor]: Taking taylor expansion of (neg (* 4 (/ 1 z))) in z
0.371 * [taylor]: Taking taylor expansion of (* 4 (/ 1 z)) in z
0.371 * [taylor]: Taking taylor expansion of 4 in z
0.371 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.371 * [taylor]: Taking taylor expansion of z in z
0.372 * [taylor]: Taking taylor expansion of 0 in z
0.372 * [taylor]: Taking taylor expansion of 0 in z
0.376 * [taylor]: Taking taylor expansion of 0 in y
0.378 * [taylor]: Taking taylor expansion of 0 in z
0.378 * [taylor]: Taking taylor expansion of 0 in z
0.378 * [taylor]: Taking taylor expansion of 0 in z
0.385 * [taylor]: Taking taylor expansion of 0 in y
0.385 * [taylor]: Taking taylor expansion of 0 in z
0.388 * [taylor]: Taking taylor expansion of 0 in z
0.388 * [taylor]: Taking taylor expansion of 0 in z
0.388 * [taylor]: Taking taylor expansion of 0 in z
0.391 * * * [progress]: simplifying candidates
0.391 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/.f64 (exp.f64 (*.f64 x x)) (exp.f64 (*.f64 (*.f64 y 4) z)))
  (exp.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (log.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)))
  (*.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)))
  (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)))
0.451 * * [simplify]: iteration  0 :  5540  enodes  (cost  260 )
0.453 * [simplify]: Simplified to:
   (exp.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (exp.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (log.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)))
  (pow.f64 (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z)) 3)
  (*.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)))
  (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 (*.f64 y z) -4)
  (-.f64 (pow.f64 x 4) (*.f64 y (*.f64 (*.f64 y 16) (*.f64 z 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))
  (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.454 * * * [progress]: adding candidates to table
0.462 * [progress]: [Phase 3 of 3] Extracting.
0.463 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.465 * * [simplify]: iteration  0 :  53  enodes  (cost  13 )
0.465 * * [simplify]: iteration  1 :  53  enodes  (cost  13 )
0.465 * [simplify]: Simplified to:
   (-.f64 (*.f64 x x) (*.f64 (*.f64 y 4) z))
0.903 * [regime-testing]: End program error score: 0.0729572399675861