19.257 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.021 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (* 9.0 (pow x 4.0)) (* (* y y) (- (* y y) 2.0)))
0.022 * * [simplify]: iteration  0 :  11  enodes  (cost  15 )
0.024 * * [simplify]: iteration  1 :  25  enodes  (cost  15 )
0.027 * * [simplify]: iteration  2 :  60  enodes  (cost  15 )
0.038 * * [simplify]: iteration  3 :  150  enodes  (cost  15 )
0.073 * * [simplify]: iteration  4 :  320  enodes  (cost  14 )
0.154 * * [simplify]: iteration  5 :  619  enodes  (cost  14 )
0.478 * * [simplify]: iteration  6 :  1448  enodes  (cost  14 )
2.511 * * [simplify]: iteration  7 :  4599  enodes  (cost  14 )
4.280 * * [simplify]: iteration  done :  5000  enodes  (cost  14 )
4.280 * [simplify]: Simplified to:
   (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y))))
4.283 * * [progress]: iteration 1 / 4
4.283 * * * [progress]: picking best candidate
4.284 * * * * [pick]: Picked  #<alt (λ (x y) (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))>
4.284 * * * [progress]: localizing error
4.293 * * * [progress]: generating rewritten candidates
4.293 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
4.293 * * * [progress]: generating series expansions
4.293 * * * * [progress]: [ 1 / 1 ] generating series at (2)
4.294 * [approximate]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (* (- 2.0 (pow y 2)) (pow y 2))) in (x y) around 0
4.294 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (* (- 2.0 (pow y 2)) (pow y 2))) in y
4.294 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (* (- 2.0 (pow y 2)) (pow y 2)))
4.294 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in y
4.294 * [taylor]: Taking taylor expansion of (pow x 4.0) in y
4.294 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y
4.294 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y
4.294 * [taylor]: Taking taylor expansion of 4.0 in y
4.294 * [taylor]: Taking taylor expansion of (log x) in y
4.294 * [taylor]: Taking taylor expansion of x in y
4.294 * [taylor]: Taking taylor expansion of 9.0 in y
4.294 * [taylor]: Taking taylor expansion of (* (- 2.0 (pow y 2)) (pow y 2)) in y
4.294 * [taylor]: Taking taylor expansion of (- 2.0 (pow y 2)) in y
4.294 * [taylor]: Taking taylor expansion of 2.0 in y
4.294 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.294 * [taylor]: Taking taylor expansion of y in y
4.294 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.294 * [taylor]: Taking taylor expansion of y in y
4.294 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (* (- 2.0 (pow y 2)) (pow y 2))) in x
4.294 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (* (- 2.0 (pow y 2)) (pow y 2)))
4.294 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x
4.294 * [taylor]: Taking taylor expansion of (pow x 4.0) in x
4.294 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x
4.294 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x
4.294 * [taylor]: Taking taylor expansion of 4.0 in x
4.294 * [taylor]: Taking taylor expansion of (log x) in x
4.294 * [taylor]: Taking taylor expansion of x in x
4.295 * [taylor]: Taking taylor expansion of 9.0 in x
4.295 * [taylor]: Taking taylor expansion of (* (- 2.0 (pow y 2)) (pow y 2)) in x
4.295 * [taylor]: Taking taylor expansion of (- 2.0 (pow y 2)) in x
4.295 * [taylor]: Taking taylor expansion of 2.0 in x
4.295 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.295 * [taylor]: Taking taylor expansion of y in x
4.295 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.295 * [taylor]: Taking taylor expansion of y in x
4.295 * [taylor]: Taking taylor expansion of (fma (pow x 4.0) 9.0 (* (- 2.0 (pow y 2)) (pow y 2))) in x
4.295 * [taylor]: Rewrote expression to (+ (* (pow x 4.0) 9.0) (* (- 2.0 (pow y 2)) (pow y 2)))
4.295 * [taylor]: Taking taylor expansion of (* (pow x 4.0) 9.0) in x
4.295 * [taylor]: Taking taylor expansion of (pow x 4.0) in x
4.295 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in x
4.295 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in x
4.295 * [taylor]: Taking taylor expansion of 4.0 in x
4.296 * [taylor]: Taking taylor expansion of (log x) in x
4.296 * [taylor]: Taking taylor expansion of x in x
4.296 * [taylor]: Taking taylor expansion of 9.0 in x
4.296 * [taylor]: Taking taylor expansion of (* (- 2.0 (pow y 2)) (pow y 2)) in x
4.296 * [taylor]: Taking taylor expansion of (- 2.0 (pow y 2)) in x
4.296 * [taylor]: Taking taylor expansion of 2.0 in x
4.296 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.296 * [taylor]: Taking taylor expansion of y in x
4.296 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.296 * [taylor]: Taking taylor expansion of y in x
4.297 * [taylor]: Taking taylor expansion of (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4)) in y
4.297 * [taylor]: Taking taylor expansion of (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) in y
4.297 * [taylor]: Taking taylor expansion of (* 2.0 (pow y 2)) in y
4.297 * [taylor]: Taking taylor expansion of 2.0 in y
4.297 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.297 * [taylor]: Taking taylor expansion of y in y
4.297 * [taylor]: Taking taylor expansion of (* 9.0 (pow x 4)) in y
4.297 * [taylor]: Taking taylor expansion of 9.0 in y
4.297 * [taylor]: Taking taylor expansion of (pow x 4) in y
4.297 * [taylor]: Taking taylor expansion of x in y
4.297 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.297 * [taylor]: Taking taylor expansion of y in y
4.301 * [taylor]: Taking taylor expansion of 0 in y
4.311 * [taylor]: Taking taylor expansion of 0 in y
4.320 * [taylor]: Taking taylor expansion of 0 in y
4.335 * [taylor]: Taking taylor expansion of 0 in y
4.335 * [approximate]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in (x y) around 0
4.335 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in y
4.335 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)))
4.336 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in y
4.336 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in y
4.336 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in y
4.336 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in y
4.336 * [taylor]: Taking taylor expansion of 4.0 in y
4.336 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in y
4.336 * [taylor]: Taking taylor expansion of (/ 1 x) in y
4.336 * [taylor]: Taking taylor expansion of x in y
4.336 * [taylor]: Taking taylor expansion of 9.0 in y
4.336 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)) in y
4.336 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 (pow y 2))) in y
4.336 * [taylor]: Taking taylor expansion of 2.0 in y
4.336 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.336 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.336 * [taylor]: Taking taylor expansion of y in y
4.336 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.336 * [taylor]: Taking taylor expansion of y in y
4.337 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in x
4.337 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)))
4.337 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x
4.337 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x
4.337 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x
4.338 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x
4.338 * [taylor]: Taking taylor expansion of 4.0 in x
4.338 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
4.338 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.338 * [taylor]: Taking taylor expansion of x in x
4.338 * [taylor]: Taking taylor expansion of 9.0 in x
4.338 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)) in x
4.338 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 (pow y 2))) in x
4.338 * [taylor]: Taking taylor expansion of 2.0 in x
4.338 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
4.338 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.339 * [taylor]: Taking taylor expansion of y in x
4.339 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.339 * [taylor]: Taking taylor expansion of y in x
4.339 * [taylor]: Taking taylor expansion of (fma (pow (/ 1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in x
4.339 * [taylor]: Rewrote expression to (+ (* (pow (/ 1 x) 4.0) 9.0) (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)))
4.339 * [taylor]: Taking taylor expansion of (* (pow (/ 1 x) 4.0) 9.0) in x
4.339 * [taylor]: Taking taylor expansion of (pow (/ 1 x) 4.0) in x
4.339 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ 1 x)))) in x
4.339 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ 1 x))) in x
4.339 * [taylor]: Taking taylor expansion of 4.0 in x
4.339 * [taylor]: Taking taylor expansion of (log (/ 1 x)) in x
4.339 * [taylor]: Taking taylor expansion of (/ 1 x) in x
4.339 * [taylor]: Taking taylor expansion of x in x
4.340 * [taylor]: Taking taylor expansion of 9.0 in x
4.340 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)) in x
4.340 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 (pow y 2))) in x
4.340 * [taylor]: Taking taylor expansion of 2.0 in x
4.340 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
4.340 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.340 * [taylor]: Taking taylor expansion of y in x
4.340 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.340 * [taylor]: Taking taylor expansion of y in x
4.341 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y
4.341 * [taylor]: Taking taylor expansion of (+ (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) (* 2.0 (/ 1 (pow y 2)))) in y
4.341 * [taylor]: Taking taylor expansion of (* 9.0 (pow (/ 1 (pow x 4.0)) 1.0)) in y
4.341 * [taylor]: Taking taylor expansion of 9.0 in y
4.341 * [taylor]: Taking taylor expansion of (pow (/ 1 (pow x 4.0)) 1.0) in y
4.341 * [taylor]: Taking taylor expansion of (exp (* 1.0 (log (/ 1 (pow x 4.0))))) in y
4.341 * [taylor]: Taking taylor expansion of (* 1.0 (log (/ 1 (pow x 4.0)))) in y
4.341 * [taylor]: Taking taylor expansion of 1.0 in y
4.341 * [taylor]: Taking taylor expansion of (log (/ 1 (pow x 4.0))) in y
4.341 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4.0)) in y
4.341 * [taylor]: Taking taylor expansion of (pow x 4.0) in y
4.341 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log x))) in y
4.341 * [taylor]: Taking taylor expansion of (* 4.0 (log x)) in y
4.341 * [taylor]: Taking taylor expansion of 4.0 in y
4.341 * [taylor]: Taking taylor expansion of (log x) in y
4.341 * [taylor]: Taking taylor expansion of x in y
4.342 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
4.342 * [taylor]: Taking taylor expansion of 2.0 in y
4.342 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.342 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.342 * [taylor]: Taking taylor expansion of y in y
4.342 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
4.342 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.342 * [taylor]: Taking taylor expansion of y in y
4.347 * [taylor]: Taking taylor expansion of 0 in y
4.354 * [taylor]: Taking taylor expansion of 0 in y
4.365 * [taylor]: Taking taylor expansion of 0 in y
4.379 * [taylor]: Taking taylor expansion of 0 in y
4.384 * [approximate]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in (x y) around 0
4.384 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in y
4.384 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)))
4.384 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in y
4.384 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in y
4.384 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in y
4.384 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in y
4.384 * [taylor]: Taking taylor expansion of 4.0 in y
4.384 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in y
4.384 * [taylor]: Taking taylor expansion of (/ -1 x) in y
4.384 * [taylor]: Taking taylor expansion of -1 in y
4.384 * [taylor]: Taking taylor expansion of x in y
4.384 * [taylor]: Taking taylor expansion of 9.0 in y
4.384 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)) in y
4.384 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 (pow y 2))) in y
4.384 * [taylor]: Taking taylor expansion of 2.0 in y
4.384 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.384 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.384 * [taylor]: Taking taylor expansion of y in y
4.385 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.385 * [taylor]: Taking taylor expansion of y in y
4.386 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in x
4.386 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)))
4.386 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x
4.386 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x
4.386 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x
4.386 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x
4.386 * [taylor]: Taking taylor expansion of 4.0 in x
4.386 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x
4.386 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.386 * [taylor]: Taking taylor expansion of -1 in x
4.386 * [taylor]: Taking taylor expansion of x in x
4.388 * [taylor]: Taking taylor expansion of 9.0 in x
4.388 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)) in x
4.388 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 (pow y 2))) in x
4.388 * [taylor]: Taking taylor expansion of 2.0 in x
4.388 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
4.388 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.388 * [taylor]: Taking taylor expansion of y in x
4.388 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.388 * [taylor]: Taking taylor expansion of y in x
4.388 * [taylor]: Taking taylor expansion of (fma (pow (/ -1 x) 4.0) 9.0 (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2))) in x
4.388 * [taylor]: Rewrote expression to (+ (* (pow (/ -1 x) 4.0) 9.0) (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)))
4.388 * [taylor]: Taking taylor expansion of (* (pow (/ -1 x) 4.0) 9.0) in x
4.389 * [taylor]: Taking taylor expansion of (pow (/ -1 x) 4.0) in x
4.389 * [taylor]: Taking taylor expansion of (exp (* 4.0 (log (/ -1 x)))) in x
4.389 * [taylor]: Taking taylor expansion of (* 4.0 (log (/ -1 x))) in x
4.389 * [taylor]: Taking taylor expansion of 4.0 in x
4.389 * [taylor]: Taking taylor expansion of (log (/ -1 x)) in x
4.389 * [taylor]: Taking taylor expansion of (/ -1 x) in x
4.389 * [taylor]: Taking taylor expansion of -1 in x
4.389 * [taylor]: Taking taylor expansion of x in x
4.393 * [taylor]: Taking taylor expansion of 9.0 in x
4.393 * [taylor]: Taking taylor expansion of (/ (- 2.0 (/ 1 (pow y 2))) (pow y 2)) in x
4.393 * [taylor]: Taking taylor expansion of (- 2.0 (/ 1 (pow y 2))) in x
4.393 * [taylor]: Taking taylor expansion of 2.0 in x
4.393 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
4.393 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.393 * [taylor]: Taking taylor expansion of y in x
4.393 * [taylor]: Taking taylor expansion of (pow y 2) in x
4.393 * [taylor]: Taking taylor expansion of y in x
4.394 * [taylor]: Taking taylor expansion of (- (+ (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (* 2.0 (/ 1 (pow y 2)))) (/ 1 (pow y 4))) in y
4.394 * [taylor]: Taking taylor expansion of (+ (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) (* 2.0 (/ 1 (pow y 2)))) in y
4.394 * [taylor]: Taking taylor expansion of (* 9.0 (exp (* 4.0 (- (log -1) (log x))))) in y
4.394 * [taylor]: Taking taylor expansion of 9.0 in y
4.394 * [taylor]: Taking taylor expansion of (exp (* 4.0 (- (log -1) (log x)))) in y
4.394 * [taylor]: Taking taylor expansion of (* 4.0 (- (log -1) (log x))) in y
4.394 * [taylor]: Taking taylor expansion of 4.0 in y
4.394 * [taylor]: Taking taylor expansion of (- (log -1) (log x)) in y
4.394 * [taylor]: Taking taylor expansion of (log -1) in y
4.394 * [taylor]: Taking taylor expansion of -1 in y
4.395 * [taylor]: Taking taylor expansion of (log x) in y
4.395 * [taylor]: Taking taylor expansion of x in y
4.396 * [taylor]: Taking taylor expansion of (* 2.0 (/ 1 (pow y 2))) in y
4.396 * [taylor]: Taking taylor expansion of 2.0 in y
4.396 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
4.396 * [taylor]: Taking taylor expansion of (pow y 2) in y
4.396 * [taylor]: Taking taylor expansion of y in y
4.396 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
4.396 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.396 * [taylor]: Taking taylor expansion of y in y
4.402 * [taylor]: Taking taylor expansion of 0 in y
4.410 * [taylor]: Taking taylor expansion of 0 in y
4.422 * [taylor]: Taking taylor expansion of 0 in y
4.438 * [taylor]: Taking taylor expansion of 0 in y
4.443 * * * [progress]: simplifying candidates
4.443 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (log1p (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (* (pow x 4.0) 9.0)
  (log (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (exp (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (* (cbrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y))))) (cbrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y))))))
  (cbrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (* (* (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))) (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y))))) (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (sqrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (sqrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4)))
  (- (+ (* 2.0 (pow y 2)) (* 9.0 (pow x 4))) (pow y 4))
  (- (+ (* 9.0 (exp (* 4.0 (- (log -1) (log (/ -1 x)))))) (* 2.0 (pow y 2))) (pow y 4))
4.445 * * [simplify]: iteration  0 :  39  enodes  (cost  233 )
4.451 * * [simplify]: iteration  1 :  80  enodes  (cost  230 )
4.470 * * [simplify]: iteration  2 :  208  enodes  (cost  202 )
4.505 * * [simplify]: iteration  3 :  520  enodes  (cost  199 )
4.666 * * [simplify]: iteration  4 :  1820  enodes  (cost  195 )
5.330 * * [simplify]: iteration  done :  5000  enodes  (cost  195 )
5.330 * [simplify]: Simplified to:
   (expm1 (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (log1p (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (* (pow x 4.0) 9.0)
  (log (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (exp (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (* (cbrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y))))) (cbrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y))))))
  (cbrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (pow (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))) 3)
  (sqrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (sqrt (fma (pow x 4.0) 9.0 (* (* y y) (- 2.0 (* y y)))))
  (fma 2.0 (pow y 2) (* 9.0 (pow x 4)))
  (- (fma 2.0 (pow y 2) (* 9.0 (pow x 4))) (pow y 4))
  (fma (* y y) (- 2.0 (* y y)) (* (pow x 4.0) 9.0))
5.330 * * * [progress]: adding candidates to table
5.367 * * [progress]: iteration 2 / 4
5.367 * * * [progress]: picking best candidate
5.369 * * * * [pick]: Picked  #<alt (λ (x y) (fma (* y y) (- 2.0 (* y y)) (* (pow x 4.0) 9.0)))>
5.369 * * * [progress]: localizing error
5.378 * * * [progress]: generating rewritten candidates
5.378 * * * [progress]: generating series expansions
5.378 * * * [progress]: simplifying candidates
5.378 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   
5.379 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
5.379 * * [simplify]: iteration  done :  0  enodes  (cost  0 )
5.379 * [simplify]: Simplified to:
   
5.379 * * * [progress]: adding candidates to table
5.379 * [progress]: [Phase 3 of 3] Extracting.
5.381 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma (* y y) (- 2.0 (* y y)) (* (pow x 4.0) 9.0))
5.381 * * [simplify]: iteration  0 :  10  enodes  (cost  14 )
5.382 * * [simplify]: iteration  1 :  11  enodes  (cost  14 )
5.382 * * [simplify]: iteration  done :  11  enodes  (cost  14 )
5.382 * [simplify]: Simplified to:
   (fma (* y y) (- 2.0 (* y y)) (* (pow x 4.0) 9.0))
5.970 * [regime-testing]: End program error score: 0