5.336 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.058 * * * [progress]: [2/2] Setting up program.
0.060 * [progress]: [Phase 2 of 3] Improving.
0.060 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow x 4.0) (pow y 4.0))
0.062 * * [simplify]: iteration  0 :  14  enodes  (cost  3 )
0.063 * * [simplify]: iteration  1 :  30  enodes  (cost  3 )
0.065 * * [simplify]: iteration  2 :  73  enodes  (cost  3 )
0.067 * * [simplify]: iteration  3 :  217  enodes  (cost  3 )
0.072 * * [simplify]: iteration  4 :  819  enodes  (cost  3 )
0.091 * * [simplify]: iteration  5 :  4243  enodes  (cost  3 )
0.197 * * [simplify]: iteration  6 :  5001  enodes  (cost  3 )
0.197 * [simplify]: Simplified to:
   (- (pow x 4.0) (pow y 4.0))
0.198 * * [progress]: iteration 1 / 4
0.198 * * * [progress]: picking best candidate
0.199 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>
0.199 * * * [progress]: localizing error
0.205 * * * [progress]: generating rewritten candidates
0.205 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.224 * * * [progress]: generating series expansions
0.224 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.225 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
0.225 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
0.225 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.225 * [taylor]: Taking taylor expansion of x in y
0.225 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.225 * [taylor]: Taking taylor expansion of y in y
0.225 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
0.225 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.225 * [taylor]: Taking taylor expansion of x in x
0.225 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.225 * [taylor]: Taking taylor expansion of y in x
0.225 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
0.225 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.225 * [taylor]: Taking taylor expansion of x in x
0.225 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.225 * [taylor]: Taking taylor expansion of y in x
0.225 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
0.225 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.225 * [taylor]: Taking taylor expansion of y in y
0.226 * [taylor]: Taking taylor expansion of 0 in y
0.228 * [taylor]: Taking taylor expansion of 0 in y
0.229 * [taylor]: Taking taylor expansion of 0 in y
0.230 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
0.230 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.230 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.230 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.230 * [taylor]: Taking taylor expansion of x in y
0.230 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.230 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.230 * [taylor]: Taking taylor expansion of y in y
0.231 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.231 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.231 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.231 * [taylor]: Taking taylor expansion of x in x
0.231 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.231 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.231 * [taylor]: Taking taylor expansion of y in x
0.232 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.232 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.232 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.232 * [taylor]: Taking taylor expansion of x in x
0.232 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.232 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.233 * [taylor]: Taking taylor expansion of y in x
0.233 * [taylor]: Taking taylor expansion of 1 in y
0.234 * [taylor]: Taking taylor expansion of 0 in y
0.236 * [taylor]: Taking taylor expansion of 0 in y
0.238 * [taylor]: Taking taylor expansion of 0 in y
0.240 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.240 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.240 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.240 * [taylor]: Taking taylor expansion of y in y
0.244 * [taylor]: Taking taylor expansion of 0 in y
0.250 * [taylor]: Taking taylor expansion of 0 in y
0.252 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
0.252 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.252 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.252 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.252 * [taylor]: Taking taylor expansion of x in y
0.252 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.252 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.252 * [taylor]: Taking taylor expansion of y in y
0.253 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.253 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.253 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.253 * [taylor]: Taking taylor expansion of x in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.254 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.254 * [taylor]: Taking taylor expansion of y in x
0.254 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.254 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.254 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.254 * [taylor]: Taking taylor expansion of x in x
0.255 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.255 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.255 * [taylor]: Taking taylor expansion of y in x
0.256 * [taylor]: Taking taylor expansion of 1 in y
0.257 * [taylor]: Taking taylor expansion of 0 in y
0.259 * [taylor]: Taking taylor expansion of 0 in y
0.261 * [taylor]: Taking taylor expansion of 0 in y
0.263 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.263 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.263 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.263 * [taylor]: Taking taylor expansion of y in y
0.267 * [taylor]: Taking taylor expansion of 0 in y
0.272 * [taylor]: Taking taylor expansion of 0 in y
0.274 * * * [progress]: simplifying candidates
0.276 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma 1 (pow x 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma 1 (pow x 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma 1 (pow x 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma 1 (pow x 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma 1 (pow x 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma 1 (pow x 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma 1 (pow x 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (expm1 (- (pow x 4.0) (pow y 4.0)))
  (log1p (- (pow x 4.0) (pow y 4.0)))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (/ (exp (pow x 4.0)) (exp (pow y 4.0)))
  (log (- (pow x 4.0) (pow y 4.0)))
  (exp (- (pow x 4.0) (pow y 4.0)))
  (* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
  (cbrt (- (pow x 4.0) (pow y 4.0)))
  (* (* (- (pow x 4.0) (pow y 4.0)) (- (pow x 4.0) (pow y 4.0))) (- (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (- (pow (pow x 4.0) 3) (pow (pow y 4.0) 3))
  (+ (* (pow x 4.0) (pow x 4.0)) (+ (* (pow y 4.0) (pow y 4.0)) (* (pow x 4.0) (pow y 4.0))))
  (- (pow y 4.0))
  (- (* (pow x 4.0) (pow x 4.0)) (* (pow y 4.0) (pow y 4.0)))
  (+ (pow x 4.0) (pow y 4.0))
  (+ (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (- (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (+ (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (- (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (+ (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (- (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (+ (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (- (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (+ (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (- (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (+ (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (- (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (+ (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
0.282 * * [simplify]: iteration  0 :  315  enodes  (cost  1099 )
0.287 * * [simplify]: iteration  1 :  873  enodes  (cost  775 )
0.309 * * [simplify]: iteration  2 :  4757  enodes  (cost  725 )
0.411 * * [simplify]: iteration  3 :  5001  enodes  (cost  720 )
0.414 * [simplify]: Simplified to:
   (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow (sqrt x) (* 2 4.0)) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (* (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (pow (cbrt (pow x 4.0)) 3))
  (- (pow y 4.0) (pow y 4.0))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (pow (cbrt (pow x 4.0)) 3))
  (- (pow y 4.0) (pow y 4.0))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (pow (cbrt (pow x 4.0)) 3))
  (- (pow y 4.0) (pow y 4.0))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (pow (cbrt (pow x 4.0)) 3))
  (- (pow y 4.0) (pow y 4.0))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (pow (cbrt (pow x 4.0)) 3))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt y) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0) (pow y 4.0))
  (expm1 (- (pow x 4.0) (pow y 4.0)))
  (log1p (- (pow x 4.0) (pow y 4.0)))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (exp (- (pow x 4.0) (pow y 4.0)))
  (log (- (pow x 4.0) (pow y 4.0)))
  (exp (- (pow x 4.0) (pow y 4.0)))
  (* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
  (cbrt (- (pow x 4.0) (pow y 4.0)))
  (pow (- (pow x 4.0) (pow y 4.0)) 3)
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (- (pow (pow x 4.0) 3) (pow (pow y 4.0) 3))
  (fma (pow y 4.0) (+ (pow x 4.0) (pow y 4.0)) (pow x (* 2 4.0)))
  (- (pow y 4.0))
  (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))
  (+ (pow x 4.0) (pow y 4.0))
  (+ (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (- (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (+ (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (- (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (+ (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (- (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (+ (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (- (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (+ (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (- (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (+ (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (- (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (+ (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
0.415 * * * [progress]: adding candidates to table
0.539 * * [progress]: iteration 2 / 4
0.539 * * * [progress]: picking best candidate
0.541 * * * * [pick]: Picked  #<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))>
0.542 * * * [progress]: localizing error
0.553 * * * [progress]: generating rewritten candidates
0.553 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.568 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.569 * * * [progress]: generating series expansions
0.569 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.570 * [approximate]: Taking taylor expansion of (/ (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) (+ (pow x 4) (pow y 4))) in (y x) around 0
0.570 * [taylor]: Taking taylor expansion of (/ (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) (+ (pow x 4) (pow y 4))) in x
0.570 * [taylor]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in x
0.570 * [taylor]: Rewrote expression to (+ (* (- (pow y 4)) (pow y 4.0)) (pow x 8.0))
0.570 * [taylor]: Taking taylor expansion of (* (- (pow y 4)) (pow y 4.0)) in x
0.570 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x
0.570 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.570 * [taylor]: Taking taylor expansion of y in x
0.570 * [taylor]: Taking taylor expansion of (pow y 4.0) in x
0.570 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in x
0.570 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in x
0.570 * [taylor]: Taking taylor expansion of 4.0 in x
0.571 * [taylor]: Taking taylor expansion of (log y) in x
0.571 * [taylor]: Taking taylor expansion of y in x
0.571 * [taylor]: Taking taylor expansion of (pow x 8.0) in x
0.571 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log x))) in x
0.571 * [taylor]: Taking taylor expansion of (* 8.0 (log x)) in x
0.571 * [taylor]: Taking taylor expansion of 8.0 in x
0.571 * [taylor]: Taking taylor expansion of (log x) in x
0.571 * [taylor]: Taking taylor expansion of x in x
0.571 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in x
0.571 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.571 * [taylor]: Taking taylor expansion of x in x
0.572 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.572 * [taylor]: Taking taylor expansion of y in x
0.572 * [taylor]: Taking taylor expansion of (/ (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) (+ (pow x 4) (pow y 4))) in y
0.572 * [taylor]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in y
0.572 * [taylor]: Rewrote expression to (+ (* (- (pow y 4)) (pow y 4.0)) (pow x 8.0))
0.572 * [taylor]: Taking taylor expansion of (* (- (pow y 4)) (pow y 4.0)) in y
0.572 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
0.572 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.572 * [taylor]: Taking taylor expansion of y in y
0.573 * [taylor]: Taking taylor expansion of (pow y 4.0) in y
0.573 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in y
0.573 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in y
0.573 * [taylor]: Taking taylor expansion of 4.0 in y
0.573 * [taylor]: Taking taylor expansion of (log y) in y
0.573 * [taylor]: Taking taylor expansion of y in y
0.573 * [taylor]: Taking taylor expansion of (pow x 8.0) in y
0.573 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log x))) in y
0.573 * [taylor]: Taking taylor expansion of (* 8.0 (log x)) in y
0.573 * [taylor]: Taking taylor expansion of 8.0 in y
0.573 * [taylor]: Taking taylor expansion of (log x) in y
0.573 * [taylor]: Taking taylor expansion of x in y
0.573 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in y
0.573 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.573 * [taylor]: Taking taylor expansion of x in y
0.573 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.573 * [taylor]: Taking taylor expansion of y in y
0.574 * [taylor]: Taking taylor expansion of (/ (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) (+ (pow x 4) (pow y 4))) in y
0.574 * [taylor]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in y
0.574 * [taylor]: Rewrote expression to (+ (* (- (pow y 4)) (pow y 4.0)) (pow x 8.0))
0.574 * [taylor]: Taking taylor expansion of (* (- (pow y 4)) (pow y 4.0)) in y
0.574 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
0.574 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.574 * [taylor]: Taking taylor expansion of y in y
0.574 * [taylor]: Taking taylor expansion of (pow y 4.0) in y
0.574 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in y
0.574 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in y
0.574 * [taylor]: Taking taylor expansion of 4.0 in y
0.574 * [taylor]: Taking taylor expansion of (log y) in y
0.574 * [taylor]: Taking taylor expansion of y in y
0.575 * [taylor]: Taking taylor expansion of (pow x 8.0) in y
0.575 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log x))) in y
0.575 * [taylor]: Taking taylor expansion of (* 8.0 (log x)) in y
0.575 * [taylor]: Taking taylor expansion of 8.0 in y
0.575 * [taylor]: Taking taylor expansion of (log x) in y
0.575 * [taylor]: Taking taylor expansion of x in y
0.575 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in y
0.575 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.575 * [taylor]: Taking taylor expansion of x in y
0.575 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.575 * [taylor]: Taking taylor expansion of y in y
0.575 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.575 * [taylor]: Taking taylor expansion of x in x
0.578 * [taylor]: Taking taylor expansion of 0 in x
0.581 * [taylor]: Taking taylor expansion of 0 in x
0.587 * [taylor]: Taking taylor expansion of 0 in x
0.588 * [approximate]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in (y x) around 0
0.588 * [taylor]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in x
0.588 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in x
0.588 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) (pow (/ 1 x) 8.0))
0.588 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) in x
0.588 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.588 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.588 * [taylor]: Taking taylor expansion of y in x
0.588 * [taylor]: Taking taylor expansion of (pow (/ 1 y) 4.0) in x
0.588 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 y)))) in x
0.588 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 y))) in x
0.588 * [taylor]: Taking taylor expansion of 4.0 in x
0.588 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.588 * [taylor]: Taking taylor expansion of y in x
0.588 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 8.0) in x
0.588 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ 1 x)))) in x
0.588 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ 1 x))) in x
0.588 * [taylor]: Taking taylor expansion of 8.0 in x
0.588 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.588 * [taylor]: Taking taylor expansion of x in x
0.589 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.589 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.589 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.589 * [taylor]: Taking taylor expansion of x in x
0.590 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.590 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.590 * [taylor]: Taking taylor expansion of y in x
0.591 * [taylor]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in y
0.591 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in y
0.591 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) (pow (/ 1 x) 8.0))
0.591 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) in y
0.591 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.591 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.591 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.591 * [taylor]: Taking taylor expansion of y in y
0.592 * [taylor]: Taking taylor expansion of (pow (/ 1 y) 4.0) in y
0.592 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 y)))) in y
0.592 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 y))) in y
0.592 * [taylor]: Taking taylor expansion of 4.0 in y
0.592 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.592 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.592 * [taylor]: Taking taylor expansion of y in y
0.593 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 8.0) in y
0.593 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ 1 x)))) in y
0.593 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ 1 x))) in y
0.593 * [taylor]: Taking taylor expansion of 8.0 in y
0.593 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y
0.593 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.593 * [taylor]: Taking taylor expansion of x in y
0.593 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.593 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.593 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.593 * [taylor]: Taking taylor expansion of x in y
0.594 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.594 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.594 * [taylor]: Taking taylor expansion of y in y
0.595 * [taylor]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in y
0.595 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in y
0.595 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) (pow (/ 1 x) 8.0))
0.595 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) in y
0.595 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.595 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.595 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.595 * [taylor]: Taking taylor expansion of y in y
0.596 * [taylor]: Taking taylor expansion of (pow (/ 1 y) 4.0) in y
0.596 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 y)))) in y
0.596 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 y))) in y
0.596 * [taylor]: Taking taylor expansion of 4.0 in y
0.596 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.596 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.596 * [taylor]: Taking taylor expansion of y in y
0.597 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 8.0) in y
0.597 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ 1 x)))) in y
0.597 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ 1 x))) in y
0.597 * [taylor]: Taking taylor expansion of 8.0 in y
0.597 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y
0.597 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.597 * [taylor]: Taking taylor expansion of x in y
0.597 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.597 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.597 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.597 * [taylor]: Taking taylor expansion of x in y
0.598 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.598 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.598 * [taylor]: Taking taylor expansion of y in y
0.602 * [taylor]: Taking taylor expansion of (* -1 (pow (/ 1 (pow y 4.0)) 1.0)) in x
0.602 * [taylor]: Taking taylor expansion of -1 in x
0.602 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow y 4.0)) 1.0) in x
0.602 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow y 4.0))))) in x
0.602 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow y 4.0)))) in x
0.602 * [taylor]: Taking taylor expansion of 1.0 in x
0.602 * [taylor]: Taking taylor expansion of (log (/ 1 (pow y 4.0))) in x
0.602 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4.0)) in x
0.602 * [taylor]: Taking taylor expansion of (pow y 4.0) in x
0.602 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in x
0.602 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in x
0.602 * [taylor]: Taking taylor expansion of 4.0 in x
0.602 * [taylor]: Taking taylor expansion of (log y) in x
0.602 * [taylor]: Taking taylor expansion of y in x
0.639 * [taylor]: Taking taylor expansion of 0 in x
0.666 * [taylor]: Taking taylor expansion of 0 in x
0.696 * [approximate]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in (y x) around 0
0.696 * [taylor]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in x
0.696 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in x
0.696 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) (pow (/ -1 x) 8.0))
0.696 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) in x
0.696 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x
0.696 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.696 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.696 * [taylor]: Taking taylor expansion of y in x
0.697 * [taylor]: Taking taylor expansion of (pow (/ -1 y) 4.0) in x
0.697 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 y)))) in x
0.697 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 y))) in x
0.697 * [taylor]: Taking taylor expansion of 4.0 in x
0.697 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in x
0.697 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.697 * [taylor]: Taking taylor expansion of -1 in x
0.697 * [taylor]: Taking taylor expansion of y in x
0.697 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 8.0) in x
0.697 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ -1 x)))) in x
0.697 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ -1 x))) in x
0.697 * [taylor]: Taking taylor expansion of 8.0 in x
0.697 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x
0.697 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.697 * [taylor]: Taking taylor expansion of -1 in x
0.697 * [taylor]: Taking taylor expansion of x in x
0.699 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.699 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.699 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.699 * [taylor]: Taking taylor expansion of x in x
0.699 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.699 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.699 * [taylor]: Taking taylor expansion of y in x
0.701 * [taylor]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in y
0.701 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in y
0.702 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) (pow (/ -1 x) 8.0))
0.702 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) in y
0.702 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.702 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.702 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.702 * [taylor]: Taking taylor expansion of y in y
0.702 * [taylor]: Taking taylor expansion of (pow (/ -1 y) 4.0) in y
0.702 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 y)))) in y
0.702 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 y))) in y
0.702 * [taylor]: Taking taylor expansion of 4.0 in y
0.702 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.702 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.702 * [taylor]: Taking taylor expansion of -1 in y
0.702 * [taylor]: Taking taylor expansion of y in y
0.704 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 8.0) in y
0.704 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ -1 x)))) in y
0.704 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ -1 x))) in y
0.704 * [taylor]: Taking taylor expansion of 8.0 in y
0.704 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y
0.704 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.704 * [taylor]: Taking taylor expansion of -1 in y
0.704 * [taylor]: Taking taylor expansion of x in y
0.704 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.704 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.704 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.704 * [taylor]: Taking taylor expansion of x in y
0.705 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.705 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.705 * [taylor]: Taking taylor expansion of y in y
0.707 * [taylor]: Taking taylor expansion of (/ (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in y
0.707 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in y
0.707 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) (pow (/ -1 x) 8.0))
0.707 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) in y
0.707 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.707 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.707 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.707 * [taylor]: Taking taylor expansion of y in y
0.708 * [taylor]: Taking taylor expansion of (pow (/ -1 y) 4.0) in y
0.708 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 y)))) in y
0.708 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 y))) in y
0.708 * [taylor]: Taking taylor expansion of 4.0 in y
0.708 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.708 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.708 * [taylor]: Taking taylor expansion of -1 in y
0.708 * [taylor]: Taking taylor expansion of y in y
0.709 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 8.0) in y
0.710 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ -1 x)))) in y
0.710 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ -1 x))) in y
0.710 * [taylor]: Taking taylor expansion of 8.0 in y
0.710 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y
0.710 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.710 * [taylor]: Taking taylor expansion of -1 in y
0.710 * [taylor]: Taking taylor expansion of x in y
0.710 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.710 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.710 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.710 * [taylor]: Taking taylor expansion of x in y
0.710 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.710 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.710 * [taylor]: Taking taylor expansion of y in y
0.712 * [taylor]: Taking taylor expansion of (* -1 (exp (* 4.0 (- (log -1) (log y))))) in x
0.712 * [taylor]: Taking taylor expansion of -1 in x
0.712 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log y)))) in x
0.713 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log y))) in x
0.713 * [taylor]: Taking taylor expansion of 4.0 in x
0.713 * [taylor]: Taking taylor expansion of (- (log -1) (log y)) in x
0.713 * [taylor]: Taking taylor expansion of (log -1) in x
0.713 * [taylor]: Taking taylor expansion of -1 in x
0.713 * [taylor]: Taking taylor expansion of (log y) in x
0.713 * [taylor]: Taking taylor expansion of y in x
0.749 * [taylor]: Taking taylor expansion of 0 in x
0.782 * [taylor]: Taking taylor expansion of 0 in x
0.811 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.812 * [approximate]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in (y x) around 0
0.812 * [taylor]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in x
0.812 * [taylor]: Rewrote expression to (+ (* (- (pow y 4)) (pow y 4.0)) (pow x 8.0))
0.812 * [taylor]: Taking taylor expansion of (* (- (pow y 4)) (pow y 4.0)) in x
0.812 * [taylor]: Taking taylor expansion of (- (pow y 4)) in x
0.812 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.812 * [taylor]: Taking taylor expansion of y in x
0.812 * [taylor]: Taking taylor expansion of (pow y 4.0) in x
0.812 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in x
0.812 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in x
0.812 * [taylor]: Taking taylor expansion of 4.0 in x
0.812 * [taylor]: Taking taylor expansion of (log y) in x
0.812 * [taylor]: Taking taylor expansion of y in x
0.812 * [taylor]: Taking taylor expansion of (pow x 8.0) in x
0.812 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log x))) in x
0.812 * [taylor]: Taking taylor expansion of (* 8.0 (log x)) in x
0.812 * [taylor]: Taking taylor expansion of 8.0 in x
0.812 * [taylor]: Taking taylor expansion of (log x) in x
0.812 * [taylor]: Taking taylor expansion of x in x
0.813 * [taylor]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in y
0.813 * [taylor]: Rewrote expression to (+ (* (- (pow y 4)) (pow y 4.0)) (pow x 8.0))
0.813 * [taylor]: Taking taylor expansion of (* (- (pow y 4)) (pow y 4.0)) in y
0.813 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
0.813 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.813 * [taylor]: Taking taylor expansion of y in y
0.814 * [taylor]: Taking taylor expansion of (pow y 4.0) in y
0.814 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in y
0.814 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in y
0.814 * [taylor]: Taking taylor expansion of 4.0 in y
0.814 * [taylor]: Taking taylor expansion of (log y) in y
0.814 * [taylor]: Taking taylor expansion of y in y
0.814 * [taylor]: Taking taylor expansion of (pow x 8.0) in y
0.814 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log x))) in y
0.814 * [taylor]: Taking taylor expansion of (* 8.0 (log x)) in y
0.814 * [taylor]: Taking taylor expansion of 8.0 in y
0.814 * [taylor]: Taking taylor expansion of (log x) in y
0.814 * [taylor]: Taking taylor expansion of x in y
0.814 * [taylor]: Taking taylor expansion of (fma (- (pow y 4)) (pow y 4.0) (pow x 8.0)) in y
0.814 * [taylor]: Rewrote expression to (+ (* (- (pow y 4)) (pow y 4.0)) (pow x 8.0))
0.814 * [taylor]: Taking taylor expansion of (* (- (pow y 4)) (pow y 4.0)) in y
0.815 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
0.815 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.815 * [taylor]: Taking taylor expansion of y in y
0.815 * [taylor]: Taking taylor expansion of (pow y 4.0) in y
0.815 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in y
0.815 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in y
0.815 * [taylor]: Taking taylor expansion of 4.0 in y
0.815 * [taylor]: Taking taylor expansion of (log y) in y
0.815 * [taylor]: Taking taylor expansion of y in y
0.815 * [taylor]: Taking taylor expansion of (pow x 8.0) in y
0.815 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log x))) in y
0.815 * [taylor]: Taking taylor expansion of (* 8.0 (log x)) in y
0.815 * [taylor]: Taking taylor expansion of 8.0 in y
0.815 * [taylor]: Taking taylor expansion of (log x) in y
0.815 * [taylor]: Taking taylor expansion of x in y
0.816 * [taylor]: Taking taylor expansion of (pow x 8) in x
0.816 * [taylor]: Taking taylor expansion of x in x
0.817 * [taylor]: Taking taylor expansion of 0 in x
0.820 * [taylor]: Taking taylor expansion of 0 in x
0.824 * [taylor]: Taking taylor expansion of 0 in x
0.824 * [approximate]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in (y x) around 0
0.824 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in x
0.824 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) (pow (/ 1 x) 8.0))
0.824 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) in x
0.824 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x
0.824 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.824 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.824 * [taylor]: Taking taylor expansion of y in x
0.825 * [taylor]: Taking taylor expansion of (pow (/ 1 y) 4.0) in x
0.825 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 y)))) in x
0.825 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 y))) in x
0.825 * [taylor]: Taking taylor expansion of 4.0 in x
0.825 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in x
0.825 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.825 * [taylor]: Taking taylor expansion of y in x
0.825 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 8.0) in x
0.825 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ 1 x)))) in x
0.825 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ 1 x))) in x
0.825 * [taylor]: Taking taylor expansion of 8.0 in x
0.825 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
0.825 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.825 * [taylor]: Taking taylor expansion of x in x
0.826 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in y
0.826 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) (pow (/ 1 x) 8.0))
0.826 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) in y
0.826 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.826 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.826 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.826 * [taylor]: Taking taylor expansion of y in y
0.827 * [taylor]: Taking taylor expansion of (pow (/ 1 y) 4.0) in y
0.827 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 y)))) in y
0.827 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 y))) in y
0.827 * [taylor]: Taking taylor expansion of 4.0 in y
0.827 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.827 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.827 * [taylor]: Taking taylor expansion of y in y
0.828 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 8.0) in y
0.828 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ 1 x)))) in y
0.828 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ 1 x))) in y
0.828 * [taylor]: Taking taylor expansion of 8.0 in y
0.828 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y
0.828 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.828 * [taylor]: Taking taylor expansion of x in y
0.828 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0) (pow (/ 1 x) 8.0)) in y
0.828 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) (pow (/ 1 x) 8.0))
0.828 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ 1 y) 4.0)) in y
0.828 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.828 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.828 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.828 * [taylor]: Taking taylor expansion of y in y
0.829 * [taylor]: Taking taylor expansion of (pow (/ 1 y) 4.0) in y
0.829 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 y)))) in y
0.829 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 y))) in y
0.829 * [taylor]: Taking taylor expansion of 4.0 in y
0.829 * [taylor]: Taking taylor expansion of (log (/ 1 y)) in y
0.829 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.829 * [taylor]: Taking taylor expansion of y in y
0.830 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 8.0) in y
0.830 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ 1 x)))) in y
0.830 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ 1 x))) in y
0.830 * [taylor]: Taking taylor expansion of 8.0 in y
0.830 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y
0.830 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.830 * [taylor]: Taking taylor expansion of x in y
0.831 * [taylor]: Taking taylor expansion of (- (pow (/ 1 (pow y 4.0)) 1.0)) in x
0.831 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow y 4.0)) 1.0) in x
0.831 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow y 4.0))))) in x
0.831 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow y 4.0)))) in x
0.831 * [taylor]: Taking taylor expansion of 1.0 in x
0.831 * [taylor]: Taking taylor expansion of (log (/ 1 (pow y 4.0))) in x
0.831 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4.0)) in x
0.831 * [taylor]: Taking taylor expansion of (pow y 4.0) in x
0.831 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log y))) in x
0.831 * [taylor]: Taking taylor expansion of (* 4.0 (log y)) in x
0.831 * [taylor]: Taking taylor expansion of 4.0 in x
0.831 * [taylor]: Taking taylor expansion of (log y) in x
0.831 * [taylor]: Taking taylor expansion of y in x
0.836 * [taylor]: Taking taylor expansion of 0 in x
0.846 * [taylor]: Taking taylor expansion of 0 in x
0.864 * [taylor]: Taking taylor expansion of 0 in x
0.865 * [approximate]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in (y x) around 0
0.865 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in x
0.865 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) (pow (/ -1 x) 8.0))
0.865 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) in x
0.865 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in x
0.865 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.865 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.865 * [taylor]: Taking taylor expansion of y in x
0.865 * [taylor]: Taking taylor expansion of (pow (/ -1 y) 4.0) in x
0.865 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 y)))) in x
0.865 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 y))) in x
0.865 * [taylor]: Taking taylor expansion of 4.0 in x
0.865 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in x
0.865 * [taylor]: Taking taylor expansion of (/ -1 y) in x
0.865 * [taylor]: Taking taylor expansion of -1 in x
0.865 * [taylor]: Taking taylor expansion of y in x
0.865 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 8.0) in x
0.865 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ -1 x)))) in x
0.865 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ -1 x))) in x
0.865 * [taylor]: Taking taylor expansion of 8.0 in x
0.865 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x
0.865 * [taylor]: Taking taylor expansion of (/ -1 x) in x
0.865 * [taylor]: Taking taylor expansion of -1 in x
0.865 * [taylor]: Taking taylor expansion of x in x
0.867 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in y
0.867 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) (pow (/ -1 x) 8.0))
0.867 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) in y
0.867 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.867 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.867 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.867 * [taylor]: Taking taylor expansion of y in y
0.868 * [taylor]: Taking taylor expansion of (pow (/ -1 y) 4.0) in y
0.868 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 y)))) in y
0.868 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 y))) in y
0.868 * [taylor]: Taking taylor expansion of 4.0 in y
0.868 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.868 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.868 * [taylor]: Taking taylor expansion of -1 in y
0.868 * [taylor]: Taking taylor expansion of y in y
0.870 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 8.0) in y
0.870 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ -1 x)))) in y
0.870 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ -1 x))) in y
0.870 * [taylor]: Taking taylor expansion of 8.0 in y
0.870 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y
0.870 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.870 * [taylor]: Taking taylor expansion of -1 in y
0.870 * [taylor]: Taking taylor expansion of x in y
0.870 * [taylor]: Taking taylor expansion of (fma (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0) (pow (/ -1 x) 8.0)) in y
0.870 * [taylor]: Rewrote expression to (+ (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) (pow (/ -1 x) 8.0))
0.870 * [taylor]: Taking taylor expansion of (* (- (/ 1 (pow y 4))) (pow (/ -1 y) 4.0)) in y
0.870 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.870 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.870 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.870 * [taylor]: Taking taylor expansion of y in y
0.871 * [taylor]: Taking taylor expansion of (pow (/ -1 y) 4.0) in y
0.871 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 y)))) in y
0.871 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 y))) in y
0.871 * [taylor]: Taking taylor expansion of 4.0 in y
0.871 * [taylor]: Taking taylor expansion of (log (/ -1 y)) in y
0.871 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.871 * [taylor]: Taking taylor expansion of -1 in y
0.871 * [taylor]: Taking taylor expansion of y in y
0.873 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 8.0) in y
0.873 * [taylor]: Taking taylor expansion of (exp (* 8.0 (log (/ -1 x)))) in y
0.873 * [taylor]: Taking taylor expansion of (* 8.0 (log (/ -1 x))) in y
0.873 * [taylor]: Taking taylor expansion of 8.0 in y
0.873 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y
0.873 * [taylor]: Taking taylor expansion of (/ -1 x) in y
0.873 * [taylor]: Taking taylor expansion of -1 in y
0.873 * [taylor]: Taking taylor expansion of x in y
0.874 * [taylor]: Taking taylor expansion of (- (exp (* 4.0 (- (log -1) (log y))))) in x
0.874 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log y)))) in x
0.874 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log y))) in x
0.874 * [taylor]: Taking taylor expansion of 4.0 in x
0.874 * [taylor]: Taking taylor expansion of (- (log -1) (log y)) in x
0.874 * [taylor]: Taking taylor expansion of (log -1) in x
0.874 * [taylor]: Taking taylor expansion of -1 in x
0.874 * [taylor]: Taking taylor expansion of (log y) in x
0.874 * [taylor]: Taking taylor expansion of y in x
0.882 * [taylor]: Taking taylor expansion of 0 in x
0.893 * [taylor]: Taking taylor expansion of 0 in x
0.907 * [taylor]: Taking taylor expansion of 0 in x
0.908 * * * [progress]: simplifying candidates
0.909 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (log1p (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (- (log (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (log (+ (pow x 4.0) (pow y 4.0))))
  (log (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (exp (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (* (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (* (* (+ (pow x 4.0) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (* (cbrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))) (cbrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))))
  (cbrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (* (* (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (- (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (- (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) 1)
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) (pow 1 4.0))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) 1)
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) 1)
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (pow 1 4.0))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) 1)
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 1)
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (pow 1 4.0))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 1)
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) 1)
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (pow 1 4.0))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) 1)
  (/ (+ (pow x 4.0) (pow y 4.0)) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow (pow x 4.0) 3) (pow (pow y 4.0) 3)))
  (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (- (* (pow x 4.0) (pow x 4.0)) (* (pow y 4.0) (pow y 4.0))))
  (expm1 (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (log1p (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (* (- (pow y 4.0)) (pow y 4.0))
  (log (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (exp (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (* (* (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  0
  0
  0
  0
  (* -1 (pow y 8))
  (* -1 (* (exp (* 4.0 (- (log -1) (log (/ -1 y))))) (pow y 4)))
0.914 * * [simplify]: iteration  0 :  190  enodes  (cost  723 )
0.917 * * [simplify]: iteration  1 :  637  enodes  (cost  665 )
0.930 * * [simplify]: iteration  2 :  3215  enodes  (cost  636 )
0.990 * * [simplify]: iteration  3 :  5002  enodes  (cost  636 )
0.993 * [simplify]: Simplified to:
   (expm1 (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (log1p (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (log (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (log (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (exp (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (pow (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))) 3)
  (* (cbrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))) (cbrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))))
  (cbrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (pow (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))) 3)
  (sqrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (- (pow y (* 2 4.0)) (pow x (* 2 4.0)))
  (- (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (/ (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  1
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  1
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  1
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow (pow x 4.0) 3) (pow (pow y 4.0) 3)))
  1
  (expm1 (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (log1p (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (* (- (pow y 4.0)) (pow y 4.0))
  (log (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (exp (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (* (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))) (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0)))))
  (cbrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (pow (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) 3)
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  (sqrt (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))))
  0
  0
  0
  0
  (* -1 (pow y 8))
  (* -1 (* (exp (* 4.0 (- (log -1) (log (/ -1 y))))) (pow y 4)))
0.993 * * * [progress]: adding candidates to table
1.139 * [progress]: [Phase 3 of 3] Extracting.
1.139 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
1.139 * * * [regime-changes]: Trying 5 branch expressions: ((pow y 4.0) (pow x 4.0) (- (pow x 4.0) (pow y 4.0)) y x)
1.139 * * * * [regimes]: Trying to branch on (pow y 4.0) from (#<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
1.155 * * * * [regimes]: Trying to branch on (pow x 4.0) from (#<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
1.169 * * * * [regimes]: Trying to branch on (- (pow x 4.0) (pow y 4.0)) from (#<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
1.190 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
1.203 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (fma (- (pow y 4.0)) (pow y 4.0) (pow x (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
1.216 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
1.216 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow x 4.0) (pow y 4.0))
1.216 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
1.216 * [simplify]: Simplified to:
   (- (pow x 4.0) (pow y 4.0))
3.094 * [regime-testing]: Baseline error score: 0.003500437554694337
3.094 * [regime-testing]: Oracle error score: 0.002750343792974122
3.095 * [regime-testing]: End program error score: 0.003500437554694337