8.069 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.068 * * * [progress]: [2/2] Setting up program.
0.072 * [progress]: [Phase 2 of 3] Improving.
0.072 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow x 4.0) (pow y 4.0))
0.075 * * [simplify]: iteration  0 :  14  enodes  (cost  3 )
0.077 * * [simplify]: iteration  1 :  30  enodes  (cost  3 )
0.079 * * [simplify]: iteration  2 :  73  enodes  (cost  3 )
0.082 * * [simplify]: iteration  3 :  217  enodes  (cost  3 )
0.089 * * [simplify]: iteration  4 :  819  enodes  (cost  3 )
0.116 * * [simplify]: iteration  5 :  4243  enodes  (cost  3 )
0.249 * * [simplify]: iteration  6 :  5001  enodes  (cost  3 )
0.250 * [simplify]: Simplified to:
   (- (pow x 4.0) (pow y 4.0))
0.250 * * [progress]: iteration 1 / 4
0.250 * * * [progress]: picking best candidate
0.252 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>
0.252 * * * [progress]: localizing error
0.261 * * * [progress]: generating rewritten candidates
0.261 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.274 * * * [progress]: generating series expansions
0.274 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.274 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
0.274 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
0.274 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.274 * [taylor]: Taking taylor expansion of x in y
0.274 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.274 * [taylor]: Taking taylor expansion of y in y
0.274 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
0.274 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.274 * [taylor]: Taking taylor expansion of x in x
0.274 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.274 * [taylor]: Taking taylor expansion of y in x
0.274 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
0.274 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.274 * [taylor]: Taking taylor expansion of x in x
0.274 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.274 * [taylor]: Taking taylor expansion of y in x
0.275 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
0.275 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.275 * [taylor]: Taking taylor expansion of y in y
0.276 * [taylor]: Taking taylor expansion of 0 in y
0.277 * [taylor]: Taking taylor expansion of 0 in y
0.279 * [taylor]: Taking taylor expansion of 0 in y
0.279 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
0.279 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.279 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.279 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.279 * [taylor]: Taking taylor expansion of x in y
0.279 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.279 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.279 * [taylor]: Taking taylor expansion of y in y
0.280 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.280 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.280 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.280 * [taylor]: Taking taylor expansion of x in x
0.281 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.281 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.281 * [taylor]: Taking taylor expansion of y in x
0.281 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.281 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.281 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.281 * [taylor]: Taking taylor expansion of x in x
0.282 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.282 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.282 * [taylor]: Taking taylor expansion of y in x
0.282 * [taylor]: Taking taylor expansion of 1 in y
0.284 * [taylor]: Taking taylor expansion of 0 in y
0.285 * [taylor]: Taking taylor expansion of 0 in y
0.287 * [taylor]: Taking taylor expansion of 0 in y
0.289 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.289 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.289 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.289 * [taylor]: Taking taylor expansion of y in y
0.292 * [taylor]: Taking taylor expansion of 0 in y
0.297 * [taylor]: Taking taylor expansion of 0 in y
0.300 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
0.300 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
0.300 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
0.300 * [taylor]: Taking taylor expansion of (pow x 4) in y
0.300 * [taylor]: Taking taylor expansion of x in y
0.300 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.300 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.300 * [taylor]: Taking taylor expansion of y in y
0.301 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.301 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.301 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.301 * [taylor]: Taking taylor expansion of x in x
0.301 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.301 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.301 * [taylor]: Taking taylor expansion of y in x
0.302 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
0.302 * [taylor]: Taking taylor expansion of (pow x 4) in x
0.302 * [taylor]: Taking taylor expansion of x in x
0.302 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
0.303 * [taylor]: Taking taylor expansion of (pow y 4) in x
0.303 * [taylor]: Taking taylor expansion of y in x
0.303 * [taylor]: Taking taylor expansion of 1 in y
0.304 * [taylor]: Taking taylor expansion of 0 in y
0.306 * [taylor]: Taking taylor expansion of 0 in y
0.308 * [taylor]: Taking taylor expansion of 0 in y
0.310 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
0.310 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
0.310 * [taylor]: Taking taylor expansion of (pow y 4) in y
0.310 * [taylor]: Taking taylor expansion of y in y
0.314 * [taylor]: Taking taylor expansion of 0 in y
0.322 * [taylor]: Taking taylor expansion of 0 in y
0.325 * * * [progress]: simplifying candidates
0.328 * [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))
0.339 * * [simplify]: iteration  0 :  315  enodes  (cost  1099 )
0.344 * * [simplify]: iteration  1 :  873  enodes  (cost  775 )
0.366 * * [simplify]: iteration  2 :  4757  enodes  (cost  725 )
0.474 * * [simplify]: iteration  3 :  5001  enodes  (cost  720 )
0.479 * [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))
0.479 * * * [progress]: adding candidates to table
0.599 * * [progress]: iteration 2 / 4
0.599 * * * [progress]: picking best candidate
0.601 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))>
0.601 * * * [progress]: localizing error
0.612 * * * [progress]: generating rewritten candidates
0.612 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2 2)
0.614 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2)
0.616 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2 1)
0.619 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 1)
0.623 * * * [progress]: generating series expansions
0.623 * * * * [progress]: [ 1 / 4 ] generating series at (2 2 2)
0.623 * [approximate]: Taking taylor expansion of (pow (pow y 2.0) 1.0) in (y) around 0
0.623 * [taylor]: Taking taylor expansion of (pow (pow y 2.0) 1.0) in y
0.623 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow y 2.0)))) in y
0.623 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow y 2.0))) in y
0.623 * [taylor]: Taking taylor expansion of 1.0 in y
0.623 * [taylor]: Taking taylor expansion of (log (pow y 2.0)) in y
0.623 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.623 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.623 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.623 * [taylor]: Taking taylor expansion of 2.0 in y
0.623 * [taylor]: Taking taylor expansion of (log y) in y
0.623 * [taylor]: Taking taylor expansion of y in y
0.624 * [taylor]: Taking taylor expansion of (pow (pow y 2.0) 1.0) in y
0.625 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow y 2.0)))) in y
0.625 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow y 2.0))) in y
0.625 * [taylor]: Taking taylor expansion of 1.0 in y
0.625 * [taylor]: Taking taylor expansion of (log (pow y 2.0)) in y
0.625 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.625 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.625 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.625 * [taylor]: Taking taylor expansion of 2.0 in y
0.625 * [taylor]: Taking taylor expansion of (log y) in y
0.625 * [taylor]: Taking taylor expansion of y in y
0.713 * [approximate]: Taking taylor expansion of (pow (/ 1 (pow y 2.0)) 1.0) in (y) around 0
0.713 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow y 2.0)) 1.0) in y
0.713 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow y 2.0))))) in y
0.713 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow y 2.0)))) in y
0.713 * [taylor]: Taking taylor expansion of 1.0 in y
0.713 * [taylor]: Taking taylor expansion of (log (/ 1 (pow y 2.0))) in y
0.713 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2.0)) in y
0.713 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.713 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.713 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.713 * [taylor]: Taking taylor expansion of 2.0 in y
0.713 * [taylor]: Taking taylor expansion of (log y) in y
0.713 * [taylor]: Taking taylor expansion of y in y
0.714 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow y 2.0)) 1.0) in y
0.714 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow y 2.0))))) in y
0.714 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow y 2.0)))) in y
0.714 * [taylor]: Taking taylor expansion of 1.0 in y
0.714 * [taylor]: Taking taylor expansion of (log (/ 1 (pow y 2.0))) in y
0.714 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2.0)) in y
0.714 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.714 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.714 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.714 * [taylor]: Taking taylor expansion of 2.0 in y
0.714 * [taylor]: Taking taylor expansion of (log y) in y
0.714 * [taylor]: Taking taylor expansion of y in y
0.801 * [approximate]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow y 2.0)) 1.0) in (y) around 0
0.801 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow y 2.0)) 1.0) in y
0.801 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0))))) in y
0.801 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0)))) in y
0.801 * [taylor]: Taking taylor expansion of 1.0 in y
0.801 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow y 2.0))) in y
0.801 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow y 2.0)) in y
0.801 * [taylor]: Taking taylor expansion of (pow -1 2.0) in y
0.801 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in y
0.801 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in y
0.801 * [taylor]: Taking taylor expansion of 2.0 in y
0.801 * [taylor]: Taking taylor expansion of (log -1) in y
0.801 * [taylor]: Taking taylor expansion of -1 in y
0.803 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.803 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.803 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.803 * [taylor]: Taking taylor expansion of 2.0 in y
0.803 * [taylor]: Taking taylor expansion of (log y) in y
0.803 * [taylor]: Taking taylor expansion of y in y
0.805 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow y 2.0)) 1.0) in y
0.805 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0))))) in y
0.805 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0)))) in y
0.805 * [taylor]: Taking taylor expansion of 1.0 in y
0.805 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow y 2.0))) in y
0.805 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow y 2.0)) in y
0.805 * [taylor]: Taking taylor expansion of (pow -1 2.0) in y
0.805 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in y
0.806 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in y
0.806 * [taylor]: Taking taylor expansion of 2.0 in y
0.806 * [taylor]: Taking taylor expansion of (log -1) in y
0.806 * [taylor]: Taking taylor expansion of -1 in y
0.807 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.807 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.807 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.807 * [taylor]: Taking taylor expansion of 2.0 in y
0.807 * [taylor]: Taking taylor expansion of (log y) in y
0.807 * [taylor]: Taking taylor expansion of y in y
0.965 * * * * [progress]: [ 2 / 4 ] generating series at (2 1 2)
0.965 * [approximate]: Taking taylor expansion of (pow (pow y 2.0) 1.0) in (y) around 0
0.965 * [taylor]: Taking taylor expansion of (pow (pow y 2.0) 1.0) in y
0.965 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow y 2.0)))) in y
0.965 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow y 2.0))) in y
0.965 * [taylor]: Taking taylor expansion of 1.0 in y
0.965 * [taylor]: Taking taylor expansion of (log (pow y 2.0)) in y
0.965 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.965 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.965 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.965 * [taylor]: Taking taylor expansion of 2.0 in y
0.965 * [taylor]: Taking taylor expansion of (log y) in y
0.965 * [taylor]: Taking taylor expansion of y in y
0.966 * [taylor]: Taking taylor expansion of (pow (pow y 2.0) 1.0) in y
0.966 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow y 2.0)))) in y
0.966 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow y 2.0))) in y
0.966 * [taylor]: Taking taylor expansion of 1.0 in y
0.966 * [taylor]: Taking taylor expansion of (log (pow y 2.0)) in y
0.966 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
0.966 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
0.966 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
0.966 * [taylor]: Taking taylor expansion of 2.0 in y
0.966 * [taylor]: Taking taylor expansion of (log y) in y
0.966 * [taylor]: Taking taylor expansion of y in y
1.048 * [approximate]: Taking taylor expansion of (pow (/ 1 (pow y 2.0)) 1.0) in (y) around 0
1.048 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow y 2.0)) 1.0) in y
1.048 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow y 2.0))))) in y
1.048 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow y 2.0)))) in y
1.048 * [taylor]: Taking taylor expansion of 1.0 in y
1.049 * [taylor]: Taking taylor expansion of (log (/ 1 (pow y 2.0))) in y
1.049 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2.0)) in y
1.049 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
1.049 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
1.049 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
1.049 * [taylor]: Taking taylor expansion of 2.0 in y
1.049 * [taylor]: Taking taylor expansion of (log y) in y
1.049 * [taylor]: Taking taylor expansion of y in y
1.050 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow y 2.0)) 1.0) in y
1.050 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow y 2.0))))) in y
1.050 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow y 2.0)))) in y
1.050 * [taylor]: Taking taylor expansion of 1.0 in y
1.050 * [taylor]: Taking taylor expansion of (log (/ 1 (pow y 2.0))) in y
1.050 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2.0)) in y
1.050 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
1.050 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
1.050 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
1.050 * [taylor]: Taking taylor expansion of 2.0 in y
1.050 * [taylor]: Taking taylor expansion of (log y) in y
1.050 * [taylor]: Taking taylor expansion of y in y
1.138 * [approximate]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow y 2.0)) 1.0) in (y) around 0
1.138 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow y 2.0)) 1.0) in y
1.138 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0))))) in y
1.138 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0)))) in y
1.138 * [taylor]: Taking taylor expansion of 1.0 in y
1.138 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow y 2.0))) in y
1.138 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow y 2.0)) in y
1.138 * [taylor]: Taking taylor expansion of (pow -1 2.0) in y
1.138 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in y
1.138 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in y
1.138 * [taylor]: Taking taylor expansion of 2.0 in y
1.138 * [taylor]: Taking taylor expansion of (log -1) in y
1.138 * [taylor]: Taking taylor expansion of -1 in y
1.140 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
1.140 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
1.140 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
1.140 * [taylor]: Taking taylor expansion of 2.0 in y
1.140 * [taylor]: Taking taylor expansion of (log y) in y
1.140 * [taylor]: Taking taylor expansion of y in y
1.142 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow y 2.0)) 1.0) in y
1.142 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0))))) in y
1.142 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow y 2.0)))) in y
1.142 * [taylor]: Taking taylor expansion of 1.0 in y
1.142 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow y 2.0))) in y
1.142 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow y 2.0)) in y
1.142 * [taylor]: Taking taylor expansion of (pow -1 2.0) in y
1.142 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in y
1.143 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in y
1.143 * [taylor]: Taking taylor expansion of 2.0 in y
1.143 * [taylor]: Taking taylor expansion of (log -1) in y
1.143 * [taylor]: Taking taylor expansion of -1 in y
1.144 * [taylor]: Taking taylor expansion of (pow y 2.0) in y
1.144 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log y))) in y
1.144 * [taylor]: Taking taylor expansion of (* 2.0 (log y)) in y
1.144 * [taylor]: Taking taylor expansion of 2.0 in y
1.144 * [taylor]: Taking taylor expansion of (log y) in y
1.144 * [taylor]: Taking taylor expansion of y in y
1.300 * * * * [progress]: [ 3 / 4 ] generating series at (2 2 1)
1.300 * [approximate]: Taking taylor expansion of (pow (pow x 2.0) 1.0) in (x) around 0
1.300 * [taylor]: Taking taylor expansion of (pow (pow x 2.0) 1.0) in x
1.300 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow x 2.0)))) in x
1.300 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow x 2.0))) in x
1.300 * [taylor]: Taking taylor expansion of 1.0 in x
1.300 * [taylor]: Taking taylor expansion of (log (pow x 2.0)) in x
1.301 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.301 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.301 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.301 * [taylor]: Taking taylor expansion of 2.0 in x
1.301 * [taylor]: Taking taylor expansion of (log x) in x
1.301 * [taylor]: Taking taylor expansion of x in x
1.301 * [taylor]: Taking taylor expansion of (pow (pow x 2.0) 1.0) in x
1.301 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow x 2.0)))) in x
1.301 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow x 2.0))) in x
1.301 * [taylor]: Taking taylor expansion of 1.0 in x
1.301 * [taylor]: Taking taylor expansion of (log (pow x 2.0)) in x
1.302 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.302 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.302 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.302 * [taylor]: Taking taylor expansion of 2.0 in x
1.302 * [taylor]: Taking taylor expansion of (log x) in x
1.302 * [taylor]: Taking taylor expansion of x in x
1.384 * [approximate]: Taking taylor expansion of (pow (/ 1 (pow x 2.0)) 1.0) in (x) around 0
1.384 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2.0)) 1.0) in x
1.384 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 2.0))))) in x
1.384 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 2.0)))) in x
1.384 * [taylor]: Taking taylor expansion of 1.0 in x
1.384 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2.0))) in x
1.384 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2.0)) in x
1.384 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.384 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.385 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.385 * [taylor]: Taking taylor expansion of 2.0 in x
1.385 * [taylor]: Taking taylor expansion of (log x) in x
1.385 * [taylor]: Taking taylor expansion of x in x
1.386 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2.0)) 1.0) in x
1.386 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 2.0))))) in x
1.386 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 2.0)))) in x
1.386 * [taylor]: Taking taylor expansion of 1.0 in x
1.386 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2.0))) in x
1.386 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2.0)) in x
1.386 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.386 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.386 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.386 * [taylor]: Taking taylor expansion of 2.0 in x
1.386 * [taylor]: Taking taylor expansion of (log x) in x
1.386 * [taylor]: Taking taylor expansion of x in x
1.480 * [approximate]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow x 2.0)) 1.0) in (x) around 0
1.480 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow x 2.0)) 1.0) in x
1.480 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0))))) in x
1.480 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0)))) in x
1.480 * [taylor]: Taking taylor expansion of 1.0 in x
1.480 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow x 2.0))) in x
1.480 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow x 2.0)) in x
1.480 * [taylor]: Taking taylor expansion of (pow -1 2.0) in x
1.480 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in x
1.480 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in x
1.480 * [taylor]: Taking taylor expansion of 2.0 in x
1.480 * [taylor]: Taking taylor expansion of (log -1) in x
1.480 * [taylor]: Taking taylor expansion of -1 in x
1.482 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.482 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.482 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.482 * [taylor]: Taking taylor expansion of 2.0 in x
1.482 * [taylor]: Taking taylor expansion of (log x) in x
1.482 * [taylor]: Taking taylor expansion of x in x
1.484 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow x 2.0)) 1.0) in x
1.484 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0))))) in x
1.484 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0)))) in x
1.484 * [taylor]: Taking taylor expansion of 1.0 in x
1.484 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow x 2.0))) in x
1.484 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow x 2.0)) in x
1.484 * [taylor]: Taking taylor expansion of (pow -1 2.0) in x
1.484 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in x
1.484 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in x
1.484 * [taylor]: Taking taylor expansion of 2.0 in x
1.484 * [taylor]: Taking taylor expansion of (log -1) in x
1.484 * [taylor]: Taking taylor expansion of -1 in x
1.486 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.486 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.486 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.486 * [taylor]: Taking taylor expansion of 2.0 in x
1.486 * [taylor]: Taking taylor expansion of (log x) in x
1.486 * [taylor]: Taking taylor expansion of x in x
1.640 * * * * [progress]: [ 4 / 4 ] generating series at (2 1 1)
1.641 * [approximate]: Taking taylor expansion of (pow (pow x 2.0) 1.0) in (x) around 0
1.641 * [taylor]: Taking taylor expansion of (pow (pow x 2.0) 1.0) in x
1.641 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow x 2.0)))) in x
1.641 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow x 2.0))) in x
1.641 * [taylor]: Taking taylor expansion of 1.0 in x
1.641 * [taylor]: Taking taylor expansion of (log (pow x 2.0)) in x
1.641 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.641 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.641 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.641 * [taylor]: Taking taylor expansion of 2.0 in x
1.641 * [taylor]: Taking taylor expansion of (log x) in x
1.641 * [taylor]: Taking taylor expansion of x in x
1.642 * [taylor]: Taking taylor expansion of (pow (pow x 2.0) 1.0) in x
1.642 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (pow x 2.0)))) in x
1.642 * [taylor]: Taking taylor expansion of (* 1.0 (log (pow x 2.0))) in x
1.642 * [taylor]: Taking taylor expansion of 1.0 in x
1.642 * [taylor]: Taking taylor expansion of (log (pow x 2.0)) in x
1.642 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.642 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.642 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.642 * [taylor]: Taking taylor expansion of 2.0 in x
1.642 * [taylor]: Taking taylor expansion of (log x) in x
1.642 * [taylor]: Taking taylor expansion of x in x
1.724 * [approximate]: Taking taylor expansion of (pow (/ 1 (pow x 2.0)) 1.0) in (x) around 0
1.724 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2.0)) 1.0) in x
1.724 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 2.0))))) in x
1.724 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 2.0)))) in x
1.724 * [taylor]: Taking taylor expansion of 1.0 in x
1.724 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2.0))) in x
1.724 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2.0)) in x
1.724 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.724 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.724 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.724 * [taylor]: Taking taylor expansion of 2.0 in x
1.724 * [taylor]: Taking taylor expansion of (log x) in x
1.724 * [taylor]: Taking taylor expansion of x in x
1.725 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 2.0)) 1.0) in x
1.725 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 2.0))))) in x
1.725 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 2.0)))) in x
1.725 * [taylor]: Taking taylor expansion of 1.0 in x
1.725 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 2.0))) in x
1.725 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2.0)) in x
1.725 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.725 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.725 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.725 * [taylor]: Taking taylor expansion of 2.0 in x
1.725 * [taylor]: Taking taylor expansion of (log x) in x
1.725 * [taylor]: Taking taylor expansion of x in x
1.813 * [approximate]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow x 2.0)) 1.0) in (x) around 0
1.813 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow x 2.0)) 1.0) in x
1.813 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0))))) in x
1.813 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0)))) in x
1.813 * [taylor]: Taking taylor expansion of 1.0 in x
1.813 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow x 2.0))) in x
1.813 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow x 2.0)) in x
1.813 * [taylor]: Taking taylor expansion of (pow -1 2.0) in x
1.813 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in x
1.813 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in x
1.813 * [taylor]: Taking taylor expansion of 2.0 in x
1.813 * [taylor]: Taking taylor expansion of (log -1) in x
1.813 * [taylor]: Taking taylor expansion of -1 in x
1.815 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.815 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.815 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.815 * [taylor]: Taking taylor expansion of 2.0 in x
1.815 * [taylor]: Taking taylor expansion of (log x) in x
1.815 * [taylor]: Taking taylor expansion of x in x
1.817 * [taylor]: Taking taylor expansion of (pow (/ (pow -1 2.0) (pow x 2.0)) 1.0) in x
1.817 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0))))) in x
1.817 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ (pow -1 2.0) (pow x 2.0)))) in x
1.817 * [taylor]: Taking taylor expansion of 1.0 in x
1.817 * [taylor]: Taking taylor expansion of (log (/ (pow -1 2.0) (pow x 2.0))) in x
1.817 * [taylor]: Taking taylor expansion of (/ (pow -1 2.0) (pow x 2.0)) in x
1.818 * [taylor]: Taking taylor expansion of (pow -1 2.0) in x
1.818 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log -1))) in x
1.818 * [taylor]: Taking taylor expansion of (* 2.0 (log -1)) in x
1.818 * [taylor]: Taking taylor expansion of 2.0 in x
1.818 * [taylor]: Taking taylor expansion of (log -1) in x
1.818 * [taylor]: Taking taylor expansion of -1 in x
1.819 * [taylor]: Taking taylor expansion of (pow x 2.0) in x
1.819 * [taylor]: Taking taylor expansion of (exp (* 2.0 (log x))) in x
1.819 * [taylor]: Taking taylor expansion of (* 2.0 (log x)) in x
1.819 * [taylor]: Taking taylor expansion of 2.0 in x
1.819 * [taylor]: Taking taylor expansion of (log x) in x
1.819 * [taylor]: Taking taylor expansion of x in x
2.010 * * * [progress]: simplifying candidates
2.012 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (expm1 (sqrt (pow y 4.0)))
  (log1p (sqrt (pow y 4.0)))
  (log (sqrt (pow y 4.0)))
  (exp (sqrt (pow y 4.0)))
  (* (cbrt (sqrt (pow y 4.0))) (cbrt (sqrt (pow y 4.0))))
  (cbrt (sqrt (pow y 4.0)))
  (* (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))) (sqrt (pow y 4.0)))
  (sqrt (pow (* (cbrt y) (cbrt y)) 4.0))
  (sqrt (pow (cbrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  (sqrt (pow 1 4.0))
  (sqrt (pow y 4.0))
  (sqrt (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))
  (sqrt (cbrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (sqrt 1)
  (sqrt (pow y 4.0))
  (sqrt (pow y (/ 4.0 2)))
  (sqrt (pow y (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (expm1 (sqrt (pow y 4.0)))
  (log1p (sqrt (pow y 4.0)))
  (log (sqrt (pow y 4.0)))
  (exp (sqrt (pow y 4.0)))
  (* (cbrt (sqrt (pow y 4.0))) (cbrt (sqrt (pow y 4.0))))
  (cbrt (sqrt (pow y 4.0)))
  (* (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))) (sqrt (pow y 4.0)))
  (sqrt (pow (* (cbrt y) (cbrt y)) 4.0))
  (sqrt (pow (cbrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  (sqrt (pow 1 4.0))
  (sqrt (pow y 4.0))
  (sqrt (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))
  (sqrt (cbrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (sqrt 1)
  (sqrt (pow y 4.0))
  (sqrt (pow y (/ 4.0 2)))
  (sqrt (pow y (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (expm1 (sqrt (pow x 4.0)))
  (log1p (sqrt (pow x 4.0)))
  (log (sqrt (pow x 4.0)))
  (exp (sqrt (pow x 4.0)))
  (* (cbrt (sqrt (pow x 4.0))) (cbrt (sqrt (pow x 4.0))))
  (cbrt (sqrt (pow x 4.0)))
  (* (* (sqrt (pow x 4.0)) (sqrt (pow x 4.0))) (sqrt (pow x 4.0)))
  (sqrt (pow (* (cbrt x) (cbrt x)) 4.0))
  (sqrt (pow (cbrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  (sqrt (pow 1 4.0))
  (sqrt (pow x 4.0))
  (sqrt (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))))
  (sqrt (cbrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (sqrt 1)
  (sqrt (pow x 4.0))
  (sqrt (pow x (/ 4.0 2)))
  (sqrt (pow x (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (expm1 (sqrt (pow x 4.0)))
  (log1p (sqrt (pow x 4.0)))
  (log (sqrt (pow x 4.0)))
  (exp (sqrt (pow x 4.0)))
  (* (cbrt (sqrt (pow x 4.0))) (cbrt (sqrt (pow x 4.0))))
  (cbrt (sqrt (pow x 4.0)))
  (* (* (sqrt (pow x 4.0)) (sqrt (pow x 4.0))) (sqrt (pow x 4.0)))
  (sqrt (pow (* (cbrt x) (cbrt x)) 4.0))
  (sqrt (pow (cbrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  (sqrt (pow 1 4.0))
  (sqrt (pow x 4.0))
  (sqrt (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))))
  (sqrt (cbrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (sqrt 1)
  (sqrt (pow x 4.0))
  (sqrt (pow x (/ 4.0 2)))
  (sqrt (pow x (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (pow (pow y 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow y 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow x 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow x 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
2.018 * * [simplify]: iteration  0 :  140  enodes  (cost  356 )
2.021 * * [simplify]: iteration  1 :  260  enodes  (cost  344 )
2.027 * * [simplify]: iteration  2 :  599  enodes  (cost  344 )
2.039 * * [simplify]: iteration  3 :  1715  enodes  (cost  344 )
2.081 * * [simplify]: iteration  4 :  5001  enodes  (cost  344 )
2.086 * [simplify]: Simplified to:
   (expm1 (sqrt (pow y 4.0)))
  (log1p (sqrt (pow y 4.0)))
  (log (sqrt (pow y 4.0)))
  (exp (sqrt (pow y 4.0)))
  (* (cbrt (sqrt (pow y 4.0))) (cbrt (sqrt (pow y 4.0))))
  (cbrt (sqrt (pow y 4.0)))
  (pow (sqrt (pow y 4.0)) 3)
  (sqrt (pow (* (cbrt y) (cbrt y)) 4.0))
  (sqrt (pow (cbrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  1
  (sqrt (pow y 4.0))
  (fabs (cbrt (pow y 4.0)))
  (sqrt (cbrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  1
  (sqrt (pow y 4.0))
  (sqrt (pow y (/ 4.0 2)))
  (sqrt (pow y (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (expm1 (sqrt (pow y 4.0)))
  (log1p (sqrt (pow y 4.0)))
  (log (sqrt (pow y 4.0)))
  (exp (sqrt (pow y 4.0)))
  (* (cbrt (sqrt (pow y 4.0))) (cbrt (sqrt (pow y 4.0))))
  (cbrt (sqrt (pow y 4.0)))
  (pow (sqrt (pow y 4.0)) 3)
  (sqrt (pow (* (cbrt y) (cbrt y)) 4.0))
  (sqrt (pow (cbrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  (sqrt (pow (sqrt y) 4.0))
  1
  (sqrt (pow y 4.0))
  (fabs (cbrt (pow y 4.0)))
  (sqrt (cbrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  1
  (sqrt (pow y 4.0))
  (sqrt (pow y (/ 4.0 2)))
  (sqrt (pow y (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow y 4.0)))
  (sqrt (sqrt (pow y 4.0)))
  (expm1 (sqrt (pow x 4.0)))
  (log1p (sqrt (pow x 4.0)))
  (log (sqrt (pow x 4.0)))
  (exp (sqrt (pow x 4.0)))
  (* (cbrt (sqrt (pow x 4.0))) (cbrt (sqrt (pow x 4.0))))
  (cbrt (sqrt (pow x 4.0)))
  (pow (sqrt (pow x 4.0)) 3)
  (sqrt (pow (* (cbrt x) (cbrt x)) 4.0))
  (sqrt (pow (cbrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  1
  (sqrt (pow x 4.0))
  (fabs (cbrt (pow x 4.0)))
  (sqrt (cbrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  1
  (sqrt (pow x 4.0))
  (sqrt (pow x (/ 4.0 2)))
  (sqrt (pow x (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (expm1 (sqrt (pow x 4.0)))
  (log1p (sqrt (pow x 4.0)))
  (log (sqrt (pow x 4.0)))
  (exp (sqrt (pow x 4.0)))
  (* (cbrt (sqrt (pow x 4.0))) (cbrt (sqrt (pow x 4.0))))
  (cbrt (sqrt (pow x 4.0)))
  (pow (sqrt (pow x 4.0)) 3)
  (sqrt (pow (* (cbrt x) (cbrt x)) 4.0))
  (sqrt (pow (cbrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  (sqrt (pow (sqrt x) 4.0))
  1
  (sqrt (pow x 4.0))
  (fabs (cbrt (pow x 4.0)))
  (sqrt (cbrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  1
  (sqrt (pow x 4.0))
  (sqrt (pow x (/ 4.0 2)))
  (sqrt (pow x (/ 4.0 2)))
  (/ 4.0 2)
  (sqrt (sqrt (pow x 4.0)))
  (sqrt (sqrt (pow x 4.0)))
  (pow (pow y 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow y 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow y 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow x 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow x 2.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
  (pow (pow (pow (pow (pow (pow (pow (pow x 2.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0) 1.0)
2.086 * * * [progress]: adding candidates to table
2.475 * [progress]: [Phase 3 of 3] Extracting.
2.475 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
2.475 * * * [regime-changes]: Trying 5 branch expressions: ((pow y 4.0) (pow x 4.0) (- (pow x 4.0) (pow y 4.0)) y x)
2.475 * * * * [regimes]: Trying to branch on (pow y 4.0) from (#<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
2.495 * * * * [regimes]: Trying to branch on (pow x 4.0) from (#<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
2.511 * * * * [regimes]: Trying to branch on (- (pow x 4.0) (pow y 4.0)) from (#<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
2.531 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
2.546 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0))) (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
2.559 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
2.559 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (pow x 4.0) (pow y 4.0))
2.560 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
2.560 * [simplify]: Simplified to:
   (- (pow x 4.0) (pow y 4.0))
4.032 * [regime-testing]: Baseline error score: 0.0031253906738342293
4.032 * [regime-testing]: Oracle error score: 0.0016252031503937992
4.033 * [regime-testing]: End program error score: 0.0031253906738342293