0.621 * [progress]: [Phase 1 of 3] Setting up.
0.005 * * * [progress]: [1/2] Preparing points
0.194 * * * [progress]: [2/2] Setting up program.
0.198 * [progress]: [Phase 2 of 3] Improving.
0.198 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
0.200 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
0.201 * * [simplify]: iteration 1: (6 enodes)
0.206 * * [simplify]: iteration 2: (14 enodes)
0.211 * * [simplify]: iteration 3: (38 enodes)
0.218 * * [simplify]: iteration 4: (51 enodes)
0.222 * * [simplify]: iteration 5: (68 enodes)
0.232 * * [simplify]: iteration 6: (123 enodes)
0.277 * * [simplify]: iteration 7: (277 enodes)
0.352 * * [simplify]: iteration 8: (551 enodes)
0.558 * * [simplify]: iteration 9: (1277 enodes)
3.146 * * [simplify]: Extracting #0: cost 1 inf + 0
3.146 * * [simplify]: Extracting #1: cost 155 inf + 0
3.149 * * [simplify]: Extracting #2: cost 796 inf + 1
3.154 * * [simplify]: Extracting #3: cost 861 inf + 3213
3.176 * * [simplify]: Extracting #4: cost 496 inf + 101312
3.248 * * [simplify]: Extracting #5: cost 26 inf + 239491
3.333 * * [simplify]: Extracting #6: cost 0 inf + 238309
3.445 * * [simplify]: Extracting #7: cost 0 inf + 238189
3.576 * [simplify]: Simplified to:
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
3.583 * * [progress]: iteration 1 / 4
3.583 * * * [progress]: picking best candidate
3.590 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.591 * * * [progress]: localizing error
3.603 * * * [progress]: generating rewritten candidates
3.603 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.618 * * * [progress]: generating series expansions
3.618 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.622 * [backup-simplify]: Simplify (- (pow x 4) (pow y 4)) into (- (pow x 4) (pow y 4))
3.622 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
3.623 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
3.623 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.623 * [taylor]: Taking taylor expansion of x in y
3.623 * [backup-simplify]: Simplify x into x
3.623 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.623 * [taylor]: Taking taylor expansion of y in y
3.623 * [backup-simplify]: Simplify 0 into 0
3.624 * [backup-simplify]: Simplify 1 into 1
3.624 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
3.624 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.624 * [taylor]: Taking taylor expansion of x in x
3.624 * [backup-simplify]: Simplify 0 into 0
3.624 * [backup-simplify]: Simplify 1 into 1
3.624 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.624 * [taylor]: Taking taylor expansion of y in x
3.624 * [backup-simplify]: Simplify y into y
3.624 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
3.624 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.624 * [taylor]: Taking taylor expansion of x in x
3.624 * [backup-simplify]: Simplify 0 into 0
3.624 * [backup-simplify]: Simplify 1 into 1
3.624 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.624 * [taylor]: Taking taylor expansion of y in x
3.624 * [backup-simplify]: Simplify y into y
3.625 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.625 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.625 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
3.625 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
3.625 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
3.625 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.625 * [taylor]: Taking taylor expansion of y in y
3.625 * [backup-simplify]: Simplify 0 into 0
3.625 * [backup-simplify]: Simplify 1 into 1
3.625 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.626 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.626 * [backup-simplify]: Simplify (- 0) into 0
3.627 * [backup-simplify]: Simplify (+ 0 0) into 0
3.627 * [taylor]: Taking taylor expansion of 0 in y
3.627 * [backup-simplify]: Simplify 0 into 0
3.627 * [backup-simplify]: Simplify 0 into 0
3.627 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.627 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.628 * [backup-simplify]: Simplify (- 0) into 0
3.628 * [backup-simplify]: Simplify (+ 0 0) into 0
3.628 * [taylor]: Taking taylor expansion of 0 in y
3.628 * [backup-simplify]: Simplify 0 into 0
3.628 * [backup-simplify]: Simplify 0 into 0
3.628 * [backup-simplify]: Simplify 0 into 0
3.628 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
3.629 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
3.629 * [backup-simplify]: Simplify (- 0) into 0
3.630 * [backup-simplify]: Simplify (+ 0 0) into 0
3.630 * [taylor]: Taking taylor expansion of 0 in y
3.630 * [backup-simplify]: Simplify 0 into 0
3.630 * [backup-simplify]: Simplify 0 into 0
3.630 * [backup-simplify]: Simplify 0 into 0
3.630 * [backup-simplify]: Simplify 0 into 0
3.630 * [backup-simplify]: Simplify 0 into 0
3.630 * [backup-simplify]: Simplify (- (pow (/ 1 x) 4) (pow (/ 1 y) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.630 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.630 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.630 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.630 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.630 * [taylor]: Taking taylor expansion of x in y
3.630 * [backup-simplify]: Simplify x into x
3.630 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.630 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.630 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.631 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.631 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.631 * [taylor]: Taking taylor expansion of y in y
3.631 * [backup-simplify]: Simplify 0 into 0
3.631 * [backup-simplify]: Simplify 1 into 1
3.631 * [backup-simplify]: Simplify (* 1 1) into 1
3.631 * [backup-simplify]: Simplify (* 1 1) into 1
3.632 * [backup-simplify]: Simplify (/ 1 1) into 1
3.632 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.632 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.632 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.632 * [taylor]: Taking taylor expansion of x in x
3.632 * [backup-simplify]: Simplify 0 into 0
3.632 * [backup-simplify]: Simplify 1 into 1
3.632 * [backup-simplify]: Simplify (* 1 1) into 1
3.633 * [backup-simplify]: Simplify (* 1 1) into 1
3.633 * [backup-simplify]: Simplify (/ 1 1) into 1
3.633 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.633 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.633 * [taylor]: Taking taylor expansion of y in x
3.633 * [backup-simplify]: Simplify y into y
3.633 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.633 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.633 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.633 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.633 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.634 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.634 * [taylor]: Taking taylor expansion of x in x
3.634 * [backup-simplify]: Simplify 0 into 0
3.634 * [backup-simplify]: Simplify 1 into 1
3.634 * [backup-simplify]: Simplify (* 1 1) into 1
3.634 * [backup-simplify]: Simplify (* 1 1) into 1
3.635 * [backup-simplify]: Simplify (/ 1 1) into 1
3.635 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.635 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.635 * [taylor]: Taking taylor expansion of y in x
3.635 * [backup-simplify]: Simplify y into y
3.635 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.635 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.635 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.636 * [backup-simplify]: Simplify (+ 1 0) into 1
3.636 * [taylor]: Taking taylor expansion of 1 in y
3.636 * [backup-simplify]: Simplify 1 into 1
3.637 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.637 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.638 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.639 * [backup-simplify]: Simplify (+ 0 0) into 0
3.639 * [taylor]: Taking taylor expansion of 0 in y
3.639 * [backup-simplify]: Simplify 0 into 0
3.640 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.640 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.642 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.642 * [backup-simplify]: Simplify (+ 0 0) into 0
3.642 * [taylor]: Taking taylor expansion of 0 in y
3.642 * [backup-simplify]: Simplify 0 into 0
3.643 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.644 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.645 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.646 * [backup-simplify]: Simplify (+ 0 0) into 0
3.646 * [taylor]: Taking taylor expansion of 0 in y
3.646 * [backup-simplify]: Simplify 0 into 0
3.647 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.648 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.649 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.649 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
3.649 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
3.649 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.649 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.649 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.649 * [taylor]: Taking taylor expansion of y in y
3.649 * [backup-simplify]: Simplify 0 into 0
3.649 * [backup-simplify]: Simplify 1 into 1
3.649 * [backup-simplify]: Simplify (* 1 1) into 1
3.649 * [backup-simplify]: Simplify (* 1 1) into 1
3.650 * [backup-simplify]: Simplify (/ 1 1) into 1
3.650 * [backup-simplify]: Simplify (- 1) into -1
3.650 * [backup-simplify]: Simplify -1 into -1
3.650 * [backup-simplify]: Simplify 1 into 1
3.651 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.652 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.652 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.652 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.653 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.653 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.653 * [backup-simplify]: Simplify (- 0) into 0
3.653 * [backup-simplify]: Simplify (+ 0 0) into 0
3.653 * [taylor]: Taking taylor expansion of 0 in y
3.653 * [backup-simplify]: Simplify 0 into 0
3.654 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.654 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.654 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.655 * [backup-simplify]: Simplify (- 0) into 0
3.655 * [backup-simplify]: Simplify 0 into 0
3.655 * [backup-simplify]: Simplify 0 into 0
3.655 * [backup-simplify]: Simplify 0 into 0
3.656 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.657 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.657 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.657 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.658 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.658 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.658 * [backup-simplify]: Simplify (- 0) into 0
3.658 * [backup-simplify]: Simplify (+ 0 0) into 0
3.658 * [taylor]: Taking taylor expansion of 0 in y
3.658 * [backup-simplify]: Simplify 0 into 0
3.659 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.660 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.660 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.660 * [backup-simplify]: Simplify (- 0) into 0
3.660 * [backup-simplify]: Simplify 0 into 0
3.660 * [backup-simplify]: Simplify 0 into 0
3.660 * [backup-simplify]: Simplify 0 into 0
3.661 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
3.661 * [backup-simplify]: Simplify (- (pow (/ 1 (- x)) 4) (pow (/ 1 (- y)) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.661 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.661 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.661 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.661 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.661 * [taylor]: Taking taylor expansion of x in y
3.661 * [backup-simplify]: Simplify x into x
3.661 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.661 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.661 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.661 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.661 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.661 * [taylor]: Taking taylor expansion of y in y
3.661 * [backup-simplify]: Simplify 0 into 0
3.661 * [backup-simplify]: Simplify 1 into 1
3.662 * [backup-simplify]: Simplify (* 1 1) into 1
3.662 * [backup-simplify]: Simplify (* 1 1) into 1
3.662 * [backup-simplify]: Simplify (/ 1 1) into 1
3.662 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.662 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.662 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.662 * [taylor]: Taking taylor expansion of x in x
3.662 * [backup-simplify]: Simplify 0 into 0
3.662 * [backup-simplify]: Simplify 1 into 1
3.662 * [backup-simplify]: Simplify (* 1 1) into 1
3.663 * [backup-simplify]: Simplify (* 1 1) into 1
3.663 * [backup-simplify]: Simplify (/ 1 1) into 1
3.663 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.663 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.663 * [taylor]: Taking taylor expansion of y in x
3.663 * [backup-simplify]: Simplify y into y
3.663 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.663 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.663 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.663 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.663 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.663 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.663 * [taylor]: Taking taylor expansion of x in x
3.663 * [backup-simplify]: Simplify 0 into 0
3.663 * [backup-simplify]: Simplify 1 into 1
3.663 * [backup-simplify]: Simplify (* 1 1) into 1
3.664 * [backup-simplify]: Simplify (* 1 1) into 1
3.664 * [backup-simplify]: Simplify (/ 1 1) into 1
3.664 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.664 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.664 * [taylor]: Taking taylor expansion of y in x
3.664 * [backup-simplify]: Simplify y into y
3.664 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.664 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.664 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.664 * [backup-simplify]: Simplify (+ 1 0) into 1
3.665 * [taylor]: Taking taylor expansion of 1 in y
3.665 * [backup-simplify]: Simplify 1 into 1
3.665 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.665 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.666 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.666 * [backup-simplify]: Simplify (+ 0 0) into 0
3.666 * [taylor]: Taking taylor expansion of 0 in y
3.666 * [backup-simplify]: Simplify 0 into 0
3.667 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.667 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.668 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.668 * [backup-simplify]: Simplify (+ 0 0) into 0
3.668 * [taylor]: Taking taylor expansion of 0 in y
3.668 * [backup-simplify]: Simplify 0 into 0
3.669 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.669 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.670 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.670 * [backup-simplify]: Simplify (+ 0 0) into 0
3.670 * [taylor]: Taking taylor expansion of 0 in y
3.670 * [backup-simplify]: Simplify 0 into 0
3.671 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.671 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.672 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.672 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
3.672 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
3.672 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.672 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.672 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.672 * [taylor]: Taking taylor expansion of y in y
3.672 * [backup-simplify]: Simplify 0 into 0
3.672 * [backup-simplify]: Simplify 1 into 1
3.673 * [backup-simplify]: Simplify (* 1 1) into 1
3.673 * [backup-simplify]: Simplify (* 1 1) into 1
3.673 * [backup-simplify]: Simplify (/ 1 1) into 1
3.673 * [backup-simplify]: Simplify (- 1) into -1
3.673 * [backup-simplify]: Simplify -1 into -1
3.673 * [backup-simplify]: Simplify 1 into 1
3.674 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.682 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.683 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.683 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.683 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.683 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.683 * [backup-simplify]: Simplify (- 0) into 0
3.684 * [backup-simplify]: Simplify (+ 0 0) into 0
3.684 * [taylor]: Taking taylor expansion of 0 in y
3.684 * [backup-simplify]: Simplify 0 into 0
3.684 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.685 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.686 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.686 * [backup-simplify]: Simplify (- 0) into 0
3.686 * [backup-simplify]: Simplify 0 into 0
3.686 * [backup-simplify]: Simplify 0 into 0
3.686 * [backup-simplify]: Simplify 0 into 0
3.688 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.690 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.691 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.691 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.692 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.692 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.692 * [backup-simplify]: Simplify (- 0) into 0
3.693 * [backup-simplify]: Simplify (+ 0 0) into 0
3.693 * [taylor]: Taking taylor expansion of 0 in y
3.693 * [backup-simplify]: Simplify 0 into 0
3.694 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.695 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.696 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.696 * [backup-simplify]: Simplify (- 0) into 0
3.696 * [backup-simplify]: Simplify 0 into 0
3.696 * [backup-simplify]: Simplify 0 into 0
3.696 * [backup-simplify]: Simplify 0 into 0
3.697 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
3.697 * * * [progress]: simplifying candidates
3.697 * * * * [progress]: [ 1 / 27 ] simplifiying candidate #<alt (λ (x y) (log (/ (exp (pow x 4)) (exp (pow y 4)))))>
3.697 * * * * [progress]: [ 2 / 27 ] simplifiying candidate #<alt (λ (x y) (pow (- (pow x 4) (pow y 4)) 1))>
3.697 * * * * [progress]: [ 3 / 27 ] simplifiying candidate #<alt (λ (x y) (exp (log (- (pow x 4) (pow y 4)))))>
3.697 * * * * [progress]: [ 4 / 27 ] simplifiying candidate #<alt (λ (x y) (log (exp (- (pow x 4) (pow y 4)))))>
3.697 * * * * [progress]: [ 5 / 27 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (- (pow x 4) (pow y 4))) (cbrt (- (pow x 4) (pow y 4)))) (cbrt (- (pow x 4) (pow y 4)))))>
3.697 * * * * [progress]: [ 6 / 27 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (- (pow x 4) (pow y 4)) (- (pow x 4) (pow y 4))) (- (pow x 4) (pow y 4)))))>
3.697 * * * * [progress]: [ 7 / 27 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (- (pow x 4) (pow y 4))) (sqrt (- (pow x 4) (pow y 4)))))>
3.697 * * * * [progress]: [ 8 / 27 ] simplifiying candidate #<alt (λ (x y) (/ (- (pow (pow x 4) 3) (pow (pow y 4) 3)) (+ (* (pow x 4) (pow x 4)) (+ (* (pow y 4) (pow y 4)) (* (pow x 4) (pow y 4))))))>
3.697 * * * * [progress]: [ 9 / 27 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
3.698 * * * * [progress]: [ 10 / 27 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
3.698 * * * * [progress]: [ 11 / 27 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (pow x 4) (pow x 4)) (* (pow y 4) (pow y 4))) (+ (pow x 4) (pow y 4))))>
3.698 * * * * [progress]: [ 12 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (pow (sqrt y) 4)) (- (pow (sqrt x) 4) (pow (sqrt y) 4))))>
3.698 * * * * [progress]: [ 13 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (sqrt (pow y 4))) (- (pow (sqrt x) 4) (sqrt (pow y 4)))))>
3.698 * * * * [progress]: [ 14 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (pow y (/ 4 2))) (- (pow (sqrt x) 4) (pow y (/ 4 2)))))>
3.698 * * * * [progress]: [ 15 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (pow (sqrt y) 4)) (- (sqrt (pow x 4)) (pow (sqrt y) 4))))>
3.698 * * * * [progress]: [ 16 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (sqrt (pow y 4))) (- (sqrt (pow x 4)) (sqrt (pow y 4)))))>
3.698 * * * * [progress]: [ 17 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (pow y (/ 4 2))) (- (sqrt (pow x 4)) (pow y (/ 4 2)))))>
3.698 * * * * [progress]: [ 18 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (pow (sqrt y) 4)) (- (pow x (/ 4 2)) (pow (sqrt y) 4))))>
3.698 * * * * [progress]: [ 19 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (sqrt (pow y 4))) (- (pow x (/ 4 2)) (sqrt (pow y 4)))))>
3.698 * * * * [progress]: [ 20 / 27 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (pow y (/ 4 2))) (- (pow x (/ 4 2)) (pow y (/ 4 2)))))>
3.698 * * * * [progress]: [ 21 / 27 ] simplifiying candidate #<alt (λ (x y) (* (pow 1 4) (- (pow x 4) (pow y 4))))>
3.698 * * * * [progress]: [ 22 / 27 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
3.698 * * * * [progress]: [ 23 / 27 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
3.698 * * * * [progress]: [ 24 / 27 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (- (pow x 4) (pow y 4)))))>
3.698 * * * * [progress]: [ 25 / 27 ] simplifiying candidate #<alt (λ (x y) 0)>
3.698 * * * * [progress]: [ 26 / 27 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.698 * * * * [progress]: [ 27 / 27 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.699 * [simplify]: Simplifying:
  (/ (exp (pow x 4)) (exp (pow y 4)))
  (log (- (pow x 4) (pow y 4)))
  (exp (- (pow x 4) (pow y 4)))
  (* (cbrt (- (pow x 4) (pow y 4))) (cbrt (- (pow x 4) (pow y 4))))
  (cbrt (- (pow x 4) (pow y 4)))
  (* (* (- (pow x 4) (pow y 4)) (- (pow x 4) (pow y 4))) (- (pow x 4) (pow y 4)))
  (sqrt (- (pow x 4) (pow y 4)))
  (sqrt (- (pow x 4) (pow y 4)))
  (- (pow (pow x 4) 3) (pow (pow y 4) 3))
  (+ (* (pow x 4) (pow x 4)) (+ (* (pow y 4) (pow y 4)) (* (pow x 4) (pow y 4))))
  (- (pow y 4))
  (- (* (pow x 4) (pow x 4)) (* (pow y 4) (pow y 4)))
  (+ (pow x 4) (pow y 4))
  (+ (pow (sqrt x) 4) (pow (sqrt y) 4))
  (- (pow (sqrt x) 4) (pow (sqrt y) 4))
  (+ (pow (sqrt x) 4) (sqrt (pow y 4)))
  (- (pow (sqrt x) 4) (sqrt (pow y 4)))
  (+ (pow (sqrt x) 4) (pow y (/ 4 2)))
  (- (pow (sqrt x) 4) (pow y (/ 4 2)))
  (+ (sqrt (pow x 4)) (pow (sqrt y) 4))
  (- (sqrt (pow x 4)) (pow (sqrt y) 4))
  (+ (sqrt (pow x 4)) (sqrt (pow y 4)))
  (- (sqrt (pow x 4)) (sqrt (pow y 4)))
  (+ (sqrt (pow x 4)) (pow y (/ 4 2)))
  (- (sqrt (pow x 4)) (pow y (/ 4 2)))
  (+ (pow x (/ 4 2)) (pow (sqrt y) 4))
  (- (pow x (/ 4 2)) (pow (sqrt y) 4))
  (+ (pow x (/ 4 2)) (sqrt (pow y 4)))
  (- (pow x (/ 4 2)) (sqrt (pow y 4)))
  (+ (pow x (/ 4 2)) (pow y (/ 4 2)))
  (- (pow x (/ 4 2)) (pow y (/ 4 2)))
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
  (- (pow y 4))
  (real->posit16 (- (pow x 4) (pow y 4)))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
3.700 * * [simplify]: iteration 1: (58 enodes)
3.723 * * [simplify]: iteration 2: (118 enodes)
3.777 * * [simplify]: iteration 3: (288 enodes)
3.932 * * [simplify]: iteration 4: (898 enodes)
6.303 * * [simplify]: Extracting #0: cost 22 inf + 0
6.304 * * [simplify]: Extracting #1: cost 206 inf + 1
6.306 * * [simplify]: Extracting #2: cost 755 inf + 1813
6.319 * * [simplify]: Extracting #3: cost 894 inf + 19391
6.358 * * [simplify]: Extracting #4: cost 345 inf + 171784
6.420 * * [simplify]: Extracting #5: cost 35 inf + 258611
6.495 * * [simplify]: Extracting #6: cost 0 inf + 253026
6.610 * * [simplify]: Extracting #7: cost 0 inf + 252786
6.706 * [simplify]: Simplified to:
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (log (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y)))) (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y)))))
  (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (* (- (* (* x x) (* x x)) (* (* y y) (* y y))) (- (* (* x x) (* x x)) (* (* y y) (* y y)))) (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (+ (* (* y y) (* (* y y) (* y y))) (* (* (* x x) (* x x)) (* x x))) (- (* (* (* x x) (* x x)) (* x x)) (* (* y y) (* (* y y) (* y y)))))
  (+ (* (* (* x x) (* x x)) (* (* x x) (* x x))) (* (+ (* (* y y) (* y y)) (* (* x x) (* x x))) (* (* y y) (* y y))))
  (- (* (* y y) (* y y)))
  (* (- (* (* x x) (* x x)) (* (* y y) (* y y))) (+ (* (* y y) (* y y)) (* (* x x) (* x x))))
  (+ (* (* y y) (* y y)) (* (* x x) (* x x)))
  (+ (* x x) (* y y))
  (* (+ x y) (- x y))
  (+ (* x x) (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (+ (* x x) (* y y))
  (* (+ x y) (- x y))
  (+ (* y y) (fabs (* x x)))
  (- (fabs (* x x)) (* y y))
  (+ (fabs (* x x)) (fabs (* y y)))
  (- (fabs (* x x)) (fabs (* y y)))
  (+ (* y y) (fabs (* x x)))
  (- (fabs (* x x)) (* y y))
  (+ (* x x) (* y y))
  (* (+ x y) (- x y))
  (+ (* x x) (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (+ (* x x) (* y y))
  (* (+ x y) (- x y))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* (* y y) (* y y)))
  (real->posit16 (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  0
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
6.708 * * * [progress]: adding candidates to table
6.970 * * [progress]: iteration 2 / 4
6.970 * * * [progress]: picking best candidate
6.974 * * * * [pick]: Picked  #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
6.974 * * * [progress]: localizing error
6.994 * * * [progress]: generating rewritten candidates
6.994 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2 1)
7.017 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
7.031 * * * [progress]: generating series expansions
7.031 * * * * [progress]: [ 1 / 2 ] generating series at (2 2 1)
7.031 * [backup-simplify]: Simplify (* (* y y) (* y y)) into (pow y 4)
7.031 * [approximate]: Taking taylor expansion of (pow y 4) in (y) around 0
7.031 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.031 * [taylor]: Taking taylor expansion of y in y
7.031 * [backup-simplify]: Simplify 0 into 0
7.031 * [backup-simplify]: Simplify 1 into 1
7.031 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.031 * [taylor]: Taking taylor expansion of y in y
7.031 * [backup-simplify]: Simplify 0 into 0
7.031 * [backup-simplify]: Simplify 1 into 1
7.031 * [backup-simplify]: Simplify (* 1 1) into 1
7.032 * [backup-simplify]: Simplify (* 1 1) into 1
7.032 * [backup-simplify]: Simplify 1 into 1
7.032 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.033 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.033 * [backup-simplify]: Simplify 0 into 0
7.033 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.034 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.034 * [backup-simplify]: Simplify 0 into 0
7.034 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.035 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.035 * [backup-simplify]: Simplify 0 into 0
7.036 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.036 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.037 * [backup-simplify]: Simplify 0 into 0
7.037 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.038 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.038 * [backup-simplify]: Simplify 0 into 0
7.039 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.041 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.041 * [backup-simplify]: Simplify 0 into 0
7.041 * [backup-simplify]: Simplify (* 1 (pow y 4)) into (pow y 4)
7.041 * [backup-simplify]: Simplify (* (* (/ 1 y) (/ 1 y)) (* (/ 1 y) (/ 1 y))) into (/ 1 (pow y 4))
7.041 * [approximate]: Taking taylor expansion of (/ 1 (pow y 4)) in (y) around 0
7.041 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.041 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.041 * [taylor]: Taking taylor expansion of y in y
7.041 * [backup-simplify]: Simplify 0 into 0
7.041 * [backup-simplify]: Simplify 1 into 1
7.042 * [backup-simplify]: Simplify (* 1 1) into 1
7.042 * [backup-simplify]: Simplify (* 1 1) into 1
7.042 * [backup-simplify]: Simplify (/ 1 1) into 1
7.042 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.042 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.042 * [taylor]: Taking taylor expansion of y in y
7.042 * [backup-simplify]: Simplify 0 into 0
7.042 * [backup-simplify]: Simplify 1 into 1
7.043 * [backup-simplify]: Simplify (* 1 1) into 1
7.043 * [backup-simplify]: Simplify (* 1 1) into 1
7.044 * [backup-simplify]: Simplify (/ 1 1) into 1
7.044 * [backup-simplify]: Simplify 1 into 1
7.044 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.045 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.046 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
7.046 * [backup-simplify]: Simplify 0 into 0
7.047 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.048 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.049 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.049 * [backup-simplify]: Simplify 0 into 0
7.050 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.051 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.052 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.052 * [backup-simplify]: Simplify 0 into 0
7.053 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.054 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.055 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.055 * [backup-simplify]: Simplify 0 into 0
7.057 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.058 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.059 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.059 * [backup-simplify]: Simplify 0 into 0
7.061 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.062 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.063 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.063 * [backup-simplify]: Simplify 0 into 0
7.063 * [backup-simplify]: Simplify (* 1 (pow (/ 1 (/ 1 y)) 4)) into (pow y 4)
7.064 * [backup-simplify]: Simplify (* (* (/ 1 (- y)) (/ 1 (- y))) (* (/ 1 (- y)) (/ 1 (- y)))) into (/ 1 (pow y 4))
7.064 * [approximate]: Taking taylor expansion of (/ 1 (pow y 4)) in (y) around 0
7.064 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.064 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.064 * [taylor]: Taking taylor expansion of y in y
7.064 * [backup-simplify]: Simplify 0 into 0
7.064 * [backup-simplify]: Simplify 1 into 1
7.064 * [backup-simplify]: Simplify (* 1 1) into 1
7.065 * [backup-simplify]: Simplify (* 1 1) into 1
7.065 * [backup-simplify]: Simplify (/ 1 1) into 1
7.065 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.065 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.065 * [taylor]: Taking taylor expansion of y in y
7.065 * [backup-simplify]: Simplify 0 into 0
7.065 * [backup-simplify]: Simplify 1 into 1
7.065 * [backup-simplify]: Simplify (* 1 1) into 1
7.066 * [backup-simplify]: Simplify (* 1 1) into 1
7.066 * [backup-simplify]: Simplify (/ 1 1) into 1
7.066 * [backup-simplify]: Simplify 1 into 1
7.067 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.068 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.068 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
7.068 * [backup-simplify]: Simplify 0 into 0
7.069 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.070 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.071 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.071 * [backup-simplify]: Simplify 0 into 0
7.072 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.073 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.074 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.074 * [backup-simplify]: Simplify 0 into 0
7.075 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.077 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.077 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.077 * [backup-simplify]: Simplify 0 into 0
7.079 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.080 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.081 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.081 * [backup-simplify]: Simplify 0 into 0
7.083 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.084 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.085 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.085 * [backup-simplify]: Simplify 0 into 0
7.085 * [backup-simplify]: Simplify (* 1 (pow (/ 1 (/ 1 (- y))) 4)) into (pow y 4)
7.086 * * * * [progress]: [ 2 / 2 ] generating series at (2)
7.086 * [backup-simplify]: Simplify (+ (pow x 4) (- (* (* y y) (* y y)))) into (- (pow x 4) (pow y 4))
7.086 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
7.086 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
7.086 * [taylor]: Taking taylor expansion of (pow x 4) in y
7.086 * [taylor]: Taking taylor expansion of x in y
7.086 * [backup-simplify]: Simplify x into x
7.086 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.086 * [taylor]: Taking taylor expansion of y in y
7.086 * [backup-simplify]: Simplify 0 into 0
7.086 * [backup-simplify]: Simplify 1 into 1
7.086 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
7.086 * [taylor]: Taking taylor expansion of (pow x 4) in x
7.086 * [taylor]: Taking taylor expansion of x in x
7.086 * [backup-simplify]: Simplify 0 into 0
7.086 * [backup-simplify]: Simplify 1 into 1
7.086 * [taylor]: Taking taylor expansion of (pow y 4) in x
7.086 * [taylor]: Taking taylor expansion of y in x
7.086 * [backup-simplify]: Simplify y into y
7.086 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
7.086 * [taylor]: Taking taylor expansion of (pow x 4) in x
7.086 * [taylor]: Taking taylor expansion of x in x
7.086 * [backup-simplify]: Simplify 0 into 0
7.086 * [backup-simplify]: Simplify 1 into 1
7.086 * [taylor]: Taking taylor expansion of (pow y 4) in x
7.086 * [taylor]: Taking taylor expansion of y in x
7.086 * [backup-simplify]: Simplify y into y
7.087 * [backup-simplify]: Simplify (* y y) into (pow y 2)
7.087 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
7.087 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
7.087 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
7.087 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
7.087 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.087 * [taylor]: Taking taylor expansion of y in y
7.087 * [backup-simplify]: Simplify 0 into 0
7.087 * [backup-simplify]: Simplify 1 into 1
7.087 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
7.087 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
7.088 * [backup-simplify]: Simplify (- 0) into 0
7.088 * [backup-simplify]: Simplify (+ 0 0) into 0
7.088 * [taylor]: Taking taylor expansion of 0 in y
7.088 * [backup-simplify]: Simplify 0 into 0
7.088 * [backup-simplify]: Simplify 0 into 0
7.089 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
7.089 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
7.089 * [backup-simplify]: Simplify (- 0) into 0
7.090 * [backup-simplify]: Simplify (+ 0 0) into 0
7.090 * [taylor]: Taking taylor expansion of 0 in y
7.090 * [backup-simplify]: Simplify 0 into 0
7.090 * [backup-simplify]: Simplify 0 into 0
7.090 * [backup-simplify]: Simplify 0 into 0
7.091 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
7.091 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
7.092 * [backup-simplify]: Simplify (- 0) into 0
7.092 * [backup-simplify]: Simplify (+ 0 0) into 0
7.092 * [taylor]: Taking taylor expansion of 0 in y
7.092 * [backup-simplify]: Simplify 0 into 0
7.092 * [backup-simplify]: Simplify 0 into 0
7.092 * [backup-simplify]: Simplify 0 into 0
7.092 * [backup-simplify]: Simplify 0 into 0
7.092 * [backup-simplify]: Simplify 0 into 0
7.093 * [backup-simplify]: Simplify (+ (pow (/ 1 x) 4) (- (* (* (/ 1 y) (/ 1 y)) (* (/ 1 y) (/ 1 y))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
7.093 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
7.093 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
7.093 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
7.093 * [taylor]: Taking taylor expansion of (pow x 4) in y
7.093 * [taylor]: Taking taylor expansion of x in y
7.093 * [backup-simplify]: Simplify x into x
7.093 * [backup-simplify]: Simplify (* x x) into (pow x 2)
7.093 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
7.093 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
7.093 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.093 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.093 * [taylor]: Taking taylor expansion of y in y
7.093 * [backup-simplify]: Simplify 0 into 0
7.093 * [backup-simplify]: Simplify 1 into 1
7.094 * [backup-simplify]: Simplify (* 1 1) into 1
7.094 * [backup-simplify]: Simplify (* 1 1) into 1
7.094 * [backup-simplify]: Simplify (/ 1 1) into 1
7.094 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
7.094 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
7.094 * [taylor]: Taking taylor expansion of (pow x 4) in x
7.094 * [taylor]: Taking taylor expansion of x in x
7.094 * [backup-simplify]: Simplify 0 into 0
7.094 * [backup-simplify]: Simplify 1 into 1
7.095 * [backup-simplify]: Simplify (* 1 1) into 1
7.095 * [backup-simplify]: Simplify (* 1 1) into 1
7.096 * [backup-simplify]: Simplify (/ 1 1) into 1
7.096 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
7.096 * [taylor]: Taking taylor expansion of (pow y 4) in x
7.096 * [taylor]: Taking taylor expansion of y in x
7.096 * [backup-simplify]: Simplify y into y
7.096 * [backup-simplify]: Simplify (* y y) into (pow y 2)
7.096 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
7.096 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
7.096 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
7.096 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
7.096 * [taylor]: Taking taylor expansion of (pow x 4) in x
7.096 * [taylor]: Taking taylor expansion of x in x
7.096 * [backup-simplify]: Simplify 0 into 0
7.096 * [backup-simplify]: Simplify 1 into 1
7.097 * [backup-simplify]: Simplify (* 1 1) into 1
7.097 * [backup-simplify]: Simplify (* 1 1) into 1
7.097 * [backup-simplify]: Simplify (/ 1 1) into 1
7.097 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
7.097 * [taylor]: Taking taylor expansion of (pow y 4) in x
7.097 * [taylor]: Taking taylor expansion of y in x
7.097 * [backup-simplify]: Simplify y into y
7.098 * [backup-simplify]: Simplify (* y y) into (pow y 2)
7.098 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
7.098 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
7.098 * [backup-simplify]: Simplify (+ 1 0) into 1
7.098 * [taylor]: Taking taylor expansion of 1 in y
7.098 * [backup-simplify]: Simplify 1 into 1
7.099 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.100 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
7.101 * [backup-simplify]: Simplify (+ 0 0) into 0
7.101 * [taylor]: Taking taylor expansion of 0 in y
7.101 * [backup-simplify]: Simplify 0 into 0
7.102 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.103 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.104 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.104 * [backup-simplify]: Simplify (+ 0 0) into 0
7.104 * [taylor]: Taking taylor expansion of 0 in y
7.104 * [backup-simplify]: Simplify 0 into 0
7.105 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.106 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.107 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.108 * [backup-simplify]: Simplify (+ 0 0) into 0
7.108 * [taylor]: Taking taylor expansion of 0 in y
7.108 * [backup-simplify]: Simplify 0 into 0
7.109 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.110 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.111 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.111 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
7.112 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
7.112 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
7.112 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.112 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.112 * [taylor]: Taking taylor expansion of y in y
7.112 * [backup-simplify]: Simplify 0 into 0
7.112 * [backup-simplify]: Simplify 1 into 1
7.112 * [backup-simplify]: Simplify (* 1 1) into 1
7.112 * [backup-simplify]: Simplify (* 1 1) into 1
7.113 * [backup-simplify]: Simplify (/ 1 1) into 1
7.113 * [backup-simplify]: Simplify (- 1) into -1
7.113 * [backup-simplify]: Simplify -1 into -1
7.113 * [backup-simplify]: Simplify 1 into 1
7.115 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.116 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.117 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.117 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
7.117 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
7.117 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
7.118 * [backup-simplify]: Simplify (- 0) into 0
7.118 * [backup-simplify]: Simplify (+ 0 0) into 0
7.118 * [taylor]: Taking taylor expansion of 0 in y
7.118 * [backup-simplify]: Simplify 0 into 0
7.119 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.120 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.120 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
7.121 * [backup-simplify]: Simplify (- 0) into 0
7.121 * [backup-simplify]: Simplify 0 into 0
7.121 * [backup-simplify]: Simplify 0 into 0
7.121 * [backup-simplify]: Simplify 0 into 0
7.122 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.124 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.125 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.125 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
7.126 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
7.126 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
7.126 * [backup-simplify]: Simplify (- 0) into 0
7.127 * [backup-simplify]: Simplify (+ 0 0) into 0
7.127 * [taylor]: Taking taylor expansion of 0 in y
7.127 * [backup-simplify]: Simplify 0 into 0
7.128 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.128 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.130 * [backup-simplify]: Simplify (- 0) into 0
7.130 * [backup-simplify]: Simplify 0 into 0
7.130 * [backup-simplify]: Simplify 0 into 0
7.130 * [backup-simplify]: Simplify 0 into 0
7.130 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
7.131 * [backup-simplify]: Simplify (+ (pow (/ 1 (- x)) 4) (- (* (* (/ 1 (- y)) (/ 1 (- y))) (* (/ 1 (- y)) (/ 1 (- y)))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
7.131 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
7.131 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
7.131 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
7.131 * [taylor]: Taking taylor expansion of (pow x 4) in y
7.131 * [taylor]: Taking taylor expansion of x in y
7.131 * [backup-simplify]: Simplify x into x
7.131 * [backup-simplify]: Simplify (* x x) into (pow x 2)
7.131 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
7.131 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
7.131 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.131 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.131 * [taylor]: Taking taylor expansion of y in y
7.131 * [backup-simplify]: Simplify 0 into 0
7.131 * [backup-simplify]: Simplify 1 into 1
7.132 * [backup-simplify]: Simplify (* 1 1) into 1
7.132 * [backup-simplify]: Simplify (* 1 1) into 1
7.132 * [backup-simplify]: Simplify (/ 1 1) into 1
7.132 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
7.133 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
7.133 * [taylor]: Taking taylor expansion of (pow x 4) in x
7.133 * [taylor]: Taking taylor expansion of x in x
7.133 * [backup-simplify]: Simplify 0 into 0
7.133 * [backup-simplify]: Simplify 1 into 1
7.133 * [backup-simplify]: Simplify (* 1 1) into 1
7.133 * [backup-simplify]: Simplify (* 1 1) into 1
7.134 * [backup-simplify]: Simplify (/ 1 1) into 1
7.134 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
7.134 * [taylor]: Taking taylor expansion of (pow y 4) in x
7.134 * [taylor]: Taking taylor expansion of y in x
7.134 * [backup-simplify]: Simplify y into y
7.134 * [backup-simplify]: Simplify (* y y) into (pow y 2)
7.134 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
7.134 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
7.134 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
7.134 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
7.134 * [taylor]: Taking taylor expansion of (pow x 4) in x
7.134 * [taylor]: Taking taylor expansion of x in x
7.134 * [backup-simplify]: Simplify 0 into 0
7.134 * [backup-simplify]: Simplify 1 into 1
7.135 * [backup-simplify]: Simplify (* 1 1) into 1
7.135 * [backup-simplify]: Simplify (* 1 1) into 1
7.135 * [backup-simplify]: Simplify (/ 1 1) into 1
7.135 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
7.135 * [taylor]: Taking taylor expansion of (pow y 4) in x
7.135 * [taylor]: Taking taylor expansion of y in x
7.135 * [backup-simplify]: Simplify y into y
7.135 * [backup-simplify]: Simplify (* y y) into (pow y 2)
7.136 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
7.136 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
7.136 * [backup-simplify]: Simplify (+ 1 0) into 1
7.136 * [taylor]: Taking taylor expansion of 1 in y
7.136 * [backup-simplify]: Simplify 1 into 1
7.137 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.137 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.138 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
7.139 * [backup-simplify]: Simplify (+ 0 0) into 0
7.139 * [taylor]: Taking taylor expansion of 0 in y
7.139 * [backup-simplify]: Simplify 0 into 0
7.140 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.141 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.141 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.142 * [backup-simplify]: Simplify (+ 0 0) into 0
7.142 * [taylor]: Taking taylor expansion of 0 in y
7.142 * [backup-simplify]: Simplify 0 into 0
7.143 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.144 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
7.145 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.146 * [backup-simplify]: Simplify (+ 0 0) into 0
7.146 * [taylor]: Taking taylor expansion of 0 in y
7.146 * [backup-simplify]: Simplify 0 into 0
7.147 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.148 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
7.149 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.150 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
7.150 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
7.150 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
7.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
7.150 * [taylor]: Taking taylor expansion of (pow y 4) in y
7.150 * [taylor]: Taking taylor expansion of y in y
7.150 * [backup-simplify]: Simplify 0 into 0
7.150 * [backup-simplify]: Simplify 1 into 1
7.150 * [backup-simplify]: Simplify (* 1 1) into 1
7.151 * [backup-simplify]: Simplify (* 1 1) into 1
7.151 * [backup-simplify]: Simplify (/ 1 1) into 1
7.151 * [backup-simplify]: Simplify (- 1) into -1
7.152 * [backup-simplify]: Simplify -1 into -1
7.152 * [backup-simplify]: Simplify 1 into 1
7.153 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.154 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
7.155 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.156 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
7.156 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
7.156 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
7.156 * [backup-simplify]: Simplify (- 0) into 0
7.157 * [backup-simplify]: Simplify (+ 0 0) into 0
7.157 * [taylor]: Taking taylor expansion of 0 in y
7.157 * [backup-simplify]: Simplify 0 into 0
7.157 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.158 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
7.159 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
7.159 * [backup-simplify]: Simplify (- 0) into 0
7.159 * [backup-simplify]: Simplify 0 into 0
7.159 * [backup-simplify]: Simplify 0 into 0
7.159 * [backup-simplify]: Simplify 0 into 0
7.160 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.161 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
7.161 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.164 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
7.164 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
7.165 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
7.165 * [backup-simplify]: Simplify (- 0) into 0
7.165 * [backup-simplify]: Simplify (+ 0 0) into 0
7.165 * [taylor]: Taking taylor expansion of 0 in y
7.165 * [backup-simplify]: Simplify 0 into 0
7.166 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.166 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
7.167 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
7.167 * [backup-simplify]: Simplify (- 0) into 0
7.167 * [backup-simplify]: Simplify 0 into 0
7.167 * [backup-simplify]: Simplify 0 into 0
7.167 * [backup-simplify]: Simplify 0 into 0
7.167 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
7.167 * * * [progress]: simplifying candidates
7.167 * * * * [progress]: [ 1 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) (+ 1 1))))))>
7.168 * * * * [progress]: [ 2 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) 2)))))>
7.168 * * * * [progress]: [ 3 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) (+ 1 1))))))>
7.168 * * * * [progress]: [ 4 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) (* 2 1))))))>
7.168 * * * * [progress]: [ 5 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 6 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 7 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ 2 (+ 1 1))))))>
7.168 * * * * [progress]: [ 8 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ 2 2)))))>
7.168 * * * * [progress]: [ 9 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ 2 (+ 1 1))))))>
7.168 * * * * [progress]: [ 10 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ 2 (* 2 1))))))>
7.168 * * * * [progress]: [ 11 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) (+ 1 1))))))>
7.168 * * * * [progress]: [ 12 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) 2)))))>
7.168 * * * * [progress]: [ 13 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) (+ 1 1))))))>
7.168 * * * * [progress]: [ 14 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (+ 1 1) (* 2 1))))))>
7.168 * * * * [progress]: [ 15 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 16 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 17 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (* 2 1) (+ 1 1))))))>
7.168 * * * * [progress]: [ 18 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (* 2 1) 2)))))>
7.168 * * * * [progress]: [ 19 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (* 2 1) (+ 1 1))))))>
7.168 * * * * [progress]: [ 20 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (+ (* 2 1) (* 2 1))))))>
7.168 * * * * [progress]: [ 21 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 22 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 23 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* (* y y) (* y y)) 1))))>
7.168 * * * * [progress]: [ 24 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* (* y y) (* y y)) 1))))>
7.168 * * * * [progress]: [ 25 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) 2))))>
7.168 * * * * [progress]: [ 26 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 27 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.168 * * * * [progress]: [ 28 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* (* y y) (* y y)) 1))))>
7.169 * * * * [progress]: [ 29 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* (* y y) (* y y)) 1))))>
7.169 * * * * [progress]: [ 30 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (* 2 1)))))>
7.169 * * * * [progress]: [ 31 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) 2))))>
7.169 * * * * [progress]: [ 32 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.169 * * * * [progress]: [ 33 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (+ 1 1)))))>
7.169 * * * * [progress]: [ 34 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* (* y y) (* y y)) 1))))>
7.169 * * * * [progress]: [ 35 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (exp (+ (+ (log y) (log y)) (+ (log y) (log y)))))))>
7.169 * * * * [progress]: [ 36 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (exp (+ (+ (log y) (log y)) (log (* y y)))))))>
7.169 * * * * [progress]: [ 37 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (exp (+ (log (* y y)) (+ (log y) (log y)))))))>
7.169 * * * * [progress]: [ 38 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (exp (+ (log (* y y)) (log (* y y)))))))>
7.169 * * * * [progress]: [ 39 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (exp (log (* (* y y) (* y y)))))))>
7.169 * * * * [progress]: [ 40 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (log (exp (* (* y y) (* y y)))))))>
7.169 * * * * [progress]: [ 41 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (cbrt (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))))))>
7.169 * * * * [progress]: [ 42 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (cbrt (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) (* y y)) (* y y)))))))>
7.169 * * * * [progress]: [ 43 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (cbrt (* (* (* (* y y) (* y y)) (* y y)) (* (* (* y y) y) (* (* y y) y)))))))>
7.169 * * * * [progress]: [ 44 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (cbrt (* (* (* (* y y) (* y y)) (* y y)) (* (* (* y y) (* y y)) (* y y)))))))>
7.169 * * * * [progress]: [ 45 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* (cbrt (* (* y y) (* y y))) (cbrt (* (* y y) (* y y)))) (cbrt (* (* y y) (* y y)))))))>
7.169 * * * * [progress]: [ 46 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (cbrt (* (* (* (* y y) (* y y)) (* (* y y) (* y y))) (* (* y y) (* y y)))))))>
7.169 * * * * [progress]: [ 47 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (sqrt (* (* y y) (* y y))) (sqrt (* (* y y) (* y y)))))))>
7.169 * * * * [progress]: [ 48 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* 1 (* (* y y) (* y y))))))>
7.169 * * * * [progress]: [ 49 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
7.169 * * * * [progress]: [ 50 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
7.169 * * * * [progress]: [ 51 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (* 2 (+ 1 1))))))>
7.169 * * * * [progress]: [ 52 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (* 2 (+ 1 1))))))>
7.169 * * * * [progress]: [ 53 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (* 2 1)))))>
7.169 * * * * [progress]: [ 54 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (* 2 1)))))>
7.170 * * * * [progress]: [ 55 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (* 2 2)))))>
7.170 * * * * [progress]: [ 56 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (* 2 (+ 1 1))))))>
7.170 * * * * [progress]: [ 57 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (* 2 (+ 1 1))))))>
7.170 * * * * [progress]: [ 58 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (* 2 1)))))>
7.170 * * * * [progress]: [ 59 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow (* y y) (* 2 1)))))>
7.170 * * * * [progress]: [ 60 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y (* 2 (* 2 1))))))>
7.170 * * * * [progress]: [ 61 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* (* y y) y) y))))>
7.170 * * * * [progress]: [ 62 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* y (* y (* y y))))))>
7.170 * * * * [progress]: [ 63 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (posit16->real (real->posit16 (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 64 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
7.170 * * * * [progress]: [ 65 / 87 ] simplifiying candidate #<alt (λ (x y) (log (* (exp (pow x 4)) (/ 1 (exp (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 66 / 87 ] simplifiying candidate #<alt (λ (x y) (log (* (exp (pow x 4)) (exp (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 67 / 87 ] simplifiying candidate #<alt (λ (x y) (pow (+ (pow x 4) (- (* (* y y) (* y y)))) 1))>
7.170 * * * * [progress]: [ 68 / 87 ] simplifiying candidate #<alt (λ (x y) (exp (log (+ (pow x 4) (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 69 / 87 ] simplifiying candidate #<alt (λ (x y) (log (exp (+ (pow x 4) (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 70 / 87 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (+ (pow x 4) (- (* (* y y) (* y y))))) (cbrt (+ (pow x 4) (- (* (* y y) (* y y)))))) (cbrt (+ (pow x 4) (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 71 / 87 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (+ (pow x 4) (- (* (* y y) (* y y)))) (+ (pow x 4) (- (* (* y y) (* y y))))) (+ (pow x 4) (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 72 / 87 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (+ (pow x 4) (- (* (* y y) (* y y))))) (sqrt (+ (pow x 4) (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 73 / 87 ] simplifiying candidate #<alt (λ (x y) (/ (+ (pow (pow x 4) 3) (pow (- (* (* y y) (* y y))) 3)) (+ (* (pow x 4) (pow x 4)) (- (* (- (* (* y y) (* y y))) (- (* (* y y) (* y y)))) (* (pow x 4) (- (* (* y y) (* y y))))))))>
7.170 * * * * [progress]: [ 74 / 87 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
7.170 * * * * [progress]: [ 75 / 87 ] simplifiying candidate #<alt (λ (x y) (* 1 (+ (pow x 4) (- (* (* y y) (* y y))))))>
7.170 * * * * [progress]: [ 76 / 87 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (pow x 4) (pow x 4)) (* (- (* (* y y) (* y y))) (- (* (* y y) (* y y))))) (- (pow x 4) (- (* (* y y) (* y y))))))>
7.170 * * * * [progress]: [ 77 / 87 ] simplifiying candidate #<alt (λ (x y) (* 1 (+ (pow x 4) (- (* (* y y) (* y y))))))>
7.170 * * * * [progress]: [ 78 / 87 ] simplifiying candidate #<alt (λ (x y) (- (+ (pow x 4) 0) (* (* y y) (* y y))))>
7.170 * * * * [progress]: [ 79 / 87 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
7.170 * * * * [progress]: [ 80 / 87 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (+ (pow x 4) (- (* (* y y) (* y y)))))))>
7.170 * * * * [progress]: [ 81 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (- (* (* y y) (* y y))) (pow x 4)))>
7.170 * * * * [progress]: [ 82 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
7.170 * * * * [progress]: [ 83 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
7.171 * * * * [progress]: [ 84 / 87 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
7.171 * * * * [progress]: [ 85 / 87 ] simplifiying candidate #<alt (λ (x y) 0)>
7.171 * * * * [progress]: [ 86 / 87 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
7.171 * * * * [progress]: [ 87 / 87 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
7.171 * [simplify]: Simplifying:
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) 2)
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) (* 2 1))
  (+ 1 1)
  (+ 1 1)
  (+ 2 (+ 1 1))
  (+ 2 2)
  (+ 2 (+ 1 1))
  (+ 2 (* 2 1))
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) 2)
  (+ (+ 1 1) (+ 1 1))
  (+ (+ 1 1) (* 2 1))
  (+ 1 1)
  (+ 1 1)
  (+ (* 2 1) (+ 1 1))
  (+ (* 2 1) 2)
  (+ (* 2 1) (+ 1 1))
  (+ (* 2 1) (* 2 1))
  (* y y)
  (* y y)
  (* (* y y) (* y y))
  (* (* y y) (* y y))
  (* y y)
  (* y y)
  (* y y)
  (* (* y y) (* y y))
  (* (* y y) (* y y))
  (* y y)
  (+ 1 1)
  (+ 1 1)
  (+ (+ (log y) (log y)) (+ (log y) (log y)))
  (+ (+ (log y) (log y)) (log (* y y)))
  (+ (log (* y y)) (+ (log y) (log y)))
  (+ (log (* y y)) (log (* y y)))
  (log (* (* y y) (* y y)))
  (exp (* (* y y) (* y y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) (* y y)) (* y y)))
  (* (* (* (* y y) (* y y)) (* y y)) (* (* (* y y) y) (* (* y y) y)))
  (* (* (* (* y y) (* y y)) (* y y)) (* (* (* y y) (* y y)) (* y y)))
  (* (cbrt (* (* y y) (* y y))) (cbrt (* (* y y) (* y y))))
  (cbrt (* (* y y) (* y y)))
  (* (* (* (* y y) (* y y)) (* (* y y) (* y y))) (* (* y y) (* y y)))
  (sqrt (* (* y y) (* y y)))
  (sqrt (* (* y y) (* y y)))
  (* y y)
  (* y y)
  (* y y)
  (* y y)
  (* 2 (+ 1 1))
  (* 2 (+ 1 1))
  (* 2 1)
  (* 2 1)
  (* 2 2)
  (* 2 (+ 1 1))
  (* 2 (+ 1 1))
  (* 2 1)
  (* 2 1)
  (* 2 (* 2 1))
  (* (* y y) y)
  (* y (* y y))
  (real->posit16 (* (* y y) (* y y)))
  (* (exp (pow x 4)) (/ 1 (exp (* (* y y) (* y y)))))
  (* (exp (pow x 4)) (exp (- (* (* y y) (* y y)))))
  (log (+ (pow x 4) (- (* (* y y) (* y y)))))
  (exp (+ (pow x 4) (- (* (* y y) (* y y)))))
  (* (cbrt (+ (pow x 4) (- (* (* y y) (* y y))))) (cbrt (+ (pow x 4) (- (* (* y y) (* y y))))))
  (cbrt (+ (pow x 4) (- (* (* y y) (* y y)))))
  (* (* (+ (pow x 4) (- (* (* y y) (* y y)))) (+ (pow x 4) (- (* (* y y) (* y y))))) (+ (pow x 4) (- (* (* y y) (* y y)))))
  (sqrt (+ (pow x 4) (- (* (* y y) (* y y)))))
  (sqrt (+ (pow x 4) (- (* (* y y) (* y y)))))
  (+ (pow (pow x 4) 3) (pow (- (* (* y y) (* y y))) 3))
  (+ (* (pow x 4) (pow x 4)) (- (* (- (* (* y y) (* y y))) (- (* (* y y) (* y y)))) (* (pow x 4) (- (* (* y y) (* y y))))))
  (- (* (pow x 4) (pow x 4)) (* (- (* (* y y) (* y y))) (- (* (* y y) (* y y)))))
  (- (pow x 4) (- (* (* y y) (* y y))))
  (+ (pow x 4) (- (* (* y y) (* y y))))
  (+ (pow x 4) 0)
  (real->posit16 (+ (pow x 4) (- (* (* y y) (* y y)))))
  (pow y 4)
  (pow y 4)
  (pow y 4)
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
7.172 * * [simplify]: iteration 1: (75 enodes)
7.191 * * [simplify]: iteration 2: (179 enodes)
7.289 * * [simplify]: iteration 3: (562 enodes)
7.699 * * [simplify]: iteration 4: (1651 enodes)
9.950 * * [simplify]: Extracting #0: cost 26 inf + 0
9.951 * * [simplify]: Extracting #1: cost 260 inf + 3
9.957 * * [simplify]: Extracting #2: cost 880 inf + 1030
9.979 * * [simplify]: Extracting #3: cost 1079 inf + 52563
10.077 * * [simplify]: Extracting #4: cost 194 inf + 335033
10.207 * * [simplify]: Extracting #5: cost 9 inf + 391899
10.333 * * [simplify]: Extracting #6: cost 0 inf + 391967
10.477 * * [simplify]: Extracting #7: cost 0 inf + 391807
10.616 * [simplify]: Simplified to:
  4
  4
  4
  4
  2
  2
  4
  4
  4
  4
  4
  4
  4
  4
  2
  2
  4
  4
  4
  4
  (* y y)
  (* y y)
  (* (* y y) (* y y))
  (* (* y y) (* y y))
  (* y y)
  (* y y)
  (* y y)
  (* (* y y) (* y y))
  (* (* y y) (* y y))
  (* y y)
  2
  2
  (* (log y) 4)
  (* (log y) 4)
  (* (log y) 4)
  (* (log y) 4)
  (* (log y) 4)
  (exp (* (* y y) (* y y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))
  (* (cbrt (* (* y y) (* y y))) (cbrt (* (* y y) (* y y))))
  (cbrt (* (* y y) (* y y)))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (* y y) y) (* (* y y) y)))
  (fabs (* y y))
  (fabs (* y y))
  (* y y)
  (* y y)
  (* y y)
  (* y y)
  4
  4
  2
  2
  4
  4
  4
  2
  2
  4
  (* (* y y) y)
  (* (* y y) y)
  (real->posit16 (* (* y y) (* y y)))
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (log (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y)))) (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y)))))
  (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (- (* (* x x) (* x x)) (* (* y y) (* y y))) (* (- (* (* x x) (* x x)) (* (* y y) (* y y))) (- (* (* x x) (* x x)) (* (* y y) (* y y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (+ (* (* x x) (* (* x x) (* x x))) (* (* (* y y) y) (* (* y y) y))) (- (* (* x x) (* (* x x) (* x x))) (* (* (* y y) y) (* (* y y) y))))
  (+ (* (* (* x x) (* x x)) (* (* x x) (* x x))) (* (* (* y y) (* y y)) (+ (* (* y y) (* y y)) (* (* x x) (* x x)))))
  (* (+ (* (* y y) (* y y)) (* (* x x) (* x x))) (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (+ (* (* y y) (* y y)) (* (* x x) (* x x)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* x x) (* x x))
  (real->posit16 (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (* y y) (* y y))
  (* (* y y) (* y y))
  (* (* y y) (* y y))
  0
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
10.620 * * * [progress]: adding candidates to table
11.449 * [progress]: [Phase 3 of 3] Extracting.
11.449 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>)
11.450 * * * [regime-changes]: Trying 5 branch expressions: ((pow y 4) (pow x 4) (- (pow x 4) (pow y 4)) y x)
11.451 * * * * [regimes]: Trying to branch on (pow y 4) from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>)
11.475 * * * * [regimes]: Trying to branch on (pow x 4) from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>)
11.524 * * * * [regimes]: Trying to branch on (- (pow x 4) (pow y 4)) from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>)
11.555 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>)
11.591 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>)
11.636 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
11.637 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
11.637 * * [simplify]: iteration 1: (6 enodes)
11.637 * * [simplify]: Extracting #0: cost 1 inf + 0
11.637 * * [simplify]: Extracting #1: cost 3 inf + 0
11.637 * * [simplify]: Extracting #2: cost 6 inf + 0
11.637 * * [simplify]: Extracting #3: cost 2 inf + 215
11.637 * * [simplify]: Extracting #4: cost 0 inf + 890
11.638 * [simplify]: Simplified to:
  (- (pow x 4) (pow y 4))
13.958 * [regime-testing]: Baseline error score: 0.0017502187773471684
13.961 * [regime-testing]: Oracle error score: 0.0012501562695336917
13.968 * [regime-testing]: End program error score: 0.0017502187773471684