0.913 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.148 * * * [progress]: [2/2] Setting up program.
0.154 * [progress]: [Phase 2 of 3] Improving.
0.155 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
0.157 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
0.157 * * [simplify]: iteration 0: 6 enodes
0.162 * * [simplify]: iteration 1: 14 enodes
0.193 * * [simplify]: iteration 2: 35 enodes
0.201 * * [simplify]: iteration 3: 78 enodes
0.220 * * [simplify]: iteration 4: 238 enodes
0.346 * * [simplify]: iteration 5: 645 enodes
0.767 * * [simplify]: iteration 6: 1930 enodes
1.117 * * [simplify]: iteration 7: 2014 enodes
1.475 * * [simplify]: iteration complete: 2014 enodes
1.476 * * [simplify]: Extracting #0: cost 1 inf + 0
1.476 * * [simplify]: Extracting #1: cost 110 inf + 0
1.482 * * [simplify]: Extracting #2: cost 350 inf + 208
1.486 * * [simplify]: Extracting #3: cost 212 inf + 15173
1.496 * * [simplify]: Extracting #4: cost 58 inf + 39743
1.508 * * [simplify]: Extracting #5: cost 7 inf + 50199
1.521 * * [simplify]: Extracting #6: cost 0 inf + 52043
1.541 * [simplify]: Simplified to:
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
1.554 * * [progress]: iteration 1 / 4
1.555 * * * [progress]: picking best candidate
1.560 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.560 * * * [progress]: localizing error
1.583 * * * [progress]: generating rewritten candidates
1.584 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.602 * * * [progress]: generating series expansions
1.602 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.608 * [backup-simplify]: Simplify (- (pow x 4) (pow y 4)) into (- (pow x 4) (pow y 4))
1.608 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
1.610 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
1.610 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.610 * [taylor]: Taking taylor expansion of x in y
1.610 * [backup-simplify]: Simplify x into x
1.610 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.610 * [taylor]: Taking taylor expansion of y in y
1.610 * [backup-simplify]: Simplify 0 into 0
1.610 * [backup-simplify]: Simplify 1 into 1
1.611 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
1.611 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.611 * [taylor]: Taking taylor expansion of x in x
1.611 * [backup-simplify]: Simplify 0 into 0
1.611 * [backup-simplify]: Simplify 1 into 1
1.611 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.611 * [taylor]: Taking taylor expansion of y in x
1.611 * [backup-simplify]: Simplify y into y
1.611 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
1.611 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.611 * [taylor]: Taking taylor expansion of x in x
1.611 * [backup-simplify]: Simplify 0 into 0
1.611 * [backup-simplify]: Simplify 1 into 1
1.611 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.611 * [taylor]: Taking taylor expansion of y in x
1.611 * [backup-simplify]: Simplify y into y
1.612 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.612 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.612 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
1.613 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
1.613 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
1.613 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.613 * [taylor]: Taking taylor expansion of y in y
1.613 * [backup-simplify]: Simplify 0 into 0
1.613 * [backup-simplify]: Simplify 1 into 1
1.613 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.613 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.614 * [backup-simplify]: Simplify (- 0) into 0
1.615 * [backup-simplify]: Simplify (+ 0 0) into 0
1.615 * [taylor]: Taking taylor expansion of 0 in y
1.615 * [backup-simplify]: Simplify 0 into 0
1.615 * [backup-simplify]: Simplify 0 into 0
1.615 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.616 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.617 * [backup-simplify]: Simplify (- 0) into 0
1.617 * [backup-simplify]: Simplify (+ 0 0) into 0
1.617 * [taylor]: Taking taylor expansion of 0 in y
1.617 * [backup-simplify]: Simplify 0 into 0
1.617 * [backup-simplify]: Simplify 0 into 0
1.617 * [backup-simplify]: Simplify 0 into 0
1.618 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
1.619 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
1.620 * [backup-simplify]: Simplify (- 0) into 0
1.620 * [backup-simplify]: Simplify (+ 0 0) into 0
1.620 * [taylor]: Taking taylor expansion of 0 in y
1.620 * [backup-simplify]: Simplify 0 into 0
1.620 * [backup-simplify]: Simplify 0 into 0
1.620 * [backup-simplify]: Simplify 0 into 0
1.620 * [backup-simplify]: Simplify 0 into 0
1.620 * [backup-simplify]: Simplify 0 into 0
1.621 * [backup-simplify]: Simplify (- (pow (/ 1 x) 4) (pow (/ 1 y) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
1.621 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
1.621 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
1.621 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
1.621 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.621 * [taylor]: Taking taylor expansion of x in y
1.621 * [backup-simplify]: Simplify x into x
1.621 * [backup-simplify]: Simplify (* x x) into (pow x 2)
1.621 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
1.621 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
1.621 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.621 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.621 * [taylor]: Taking taylor expansion of y in y
1.621 * [backup-simplify]: Simplify 0 into 0
1.621 * [backup-simplify]: Simplify 1 into 1
1.622 * [backup-simplify]: Simplify (* 1 1) into 1
1.622 * [backup-simplify]: Simplify (* 1 1) into 1
1.623 * [backup-simplify]: Simplify (/ 1 1) into 1
1.623 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.623 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.623 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.623 * [taylor]: Taking taylor expansion of x in x
1.623 * [backup-simplify]: Simplify 0 into 0
1.623 * [backup-simplify]: Simplify 1 into 1
1.623 * [backup-simplify]: Simplify (* 1 1) into 1
1.624 * [backup-simplify]: Simplify (* 1 1) into 1
1.624 * [backup-simplify]: Simplify (/ 1 1) into 1
1.624 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.624 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.624 * [taylor]: Taking taylor expansion of y in x
1.624 * [backup-simplify]: Simplify y into y
1.624 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.624 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.624 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.624 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.624 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.624 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.624 * [taylor]: Taking taylor expansion of x in x
1.625 * [backup-simplify]: Simplify 0 into 0
1.625 * [backup-simplify]: Simplify 1 into 1
1.625 * [backup-simplify]: Simplify (* 1 1) into 1
1.625 * [backup-simplify]: Simplify (* 1 1) into 1
1.626 * [backup-simplify]: Simplify (/ 1 1) into 1
1.626 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.626 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.626 * [taylor]: Taking taylor expansion of y in x
1.626 * [backup-simplify]: Simplify y into y
1.626 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.626 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.626 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.627 * [backup-simplify]: Simplify (+ 1 0) into 1
1.627 * [taylor]: Taking taylor expansion of 1 in y
1.627 * [backup-simplify]: Simplify 1 into 1
1.628 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.628 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.629 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.629 * [backup-simplify]: Simplify (+ 0 0) into 0
1.630 * [taylor]: Taking taylor expansion of 0 in y
1.630 * [backup-simplify]: Simplify 0 into 0
1.631 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.631 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.632 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.633 * [backup-simplify]: Simplify (+ 0 0) into 0
1.633 * [taylor]: Taking taylor expansion of 0 in y
1.633 * [backup-simplify]: Simplify 0 into 0
1.634 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.635 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.636 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.636 * [backup-simplify]: Simplify (+ 0 0) into 0
1.636 * [taylor]: Taking taylor expansion of 0 in y
1.636 * [backup-simplify]: Simplify 0 into 0
1.638 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.639 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.640 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.640 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
1.640 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
1.640 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
1.640 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.640 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.640 * [taylor]: Taking taylor expansion of y in y
1.641 * [backup-simplify]: Simplify 0 into 0
1.641 * [backup-simplify]: Simplify 1 into 1
1.641 * [backup-simplify]: Simplify (* 1 1) into 1
1.641 * [backup-simplify]: Simplify (* 1 1) into 1
1.642 * [backup-simplify]: Simplify (/ 1 1) into 1
1.642 * [backup-simplify]: Simplify (- 1) into -1
1.642 * [backup-simplify]: Simplify -1 into -1
1.642 * [backup-simplify]: Simplify 1 into 1
1.644 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.645 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.646 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.646 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.646 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.647 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
1.647 * [backup-simplify]: Simplify (- 0) into 0
1.647 * [backup-simplify]: Simplify (+ 0 0) into 0
1.647 * [taylor]: Taking taylor expansion of 0 in y
1.648 * [backup-simplify]: Simplify 0 into 0
1.649 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.649 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.650 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.650 * [backup-simplify]: Simplify (- 0) into 0
1.650 * [backup-simplify]: Simplify 0 into 0
1.651 * [backup-simplify]: Simplify 0 into 0
1.651 * [backup-simplify]: Simplify 0 into 0
1.652 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.654 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.655 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.655 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.656 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.656 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
1.657 * [backup-simplify]: Simplify (- 0) into 0
1.657 * [backup-simplify]: Simplify (+ 0 0) into 0
1.657 * [taylor]: Taking taylor expansion of 0 in y
1.657 * [backup-simplify]: Simplify 0 into 0
1.658 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.659 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.660 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.660 * [backup-simplify]: Simplify (- 0) into 0
1.660 * [backup-simplify]: Simplify 0 into 0
1.660 * [backup-simplify]: Simplify 0 into 0
1.660 * [backup-simplify]: Simplify 0 into 0
1.661 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
1.661 * [backup-simplify]: Simplify (- (pow (/ 1 (- x)) 4) (pow (/ 1 (- y)) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
1.661 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
1.661 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
1.661 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
1.661 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.661 * [taylor]: Taking taylor expansion of x in y
1.661 * [backup-simplify]: Simplify x into x
1.661 * [backup-simplify]: Simplify (* x x) into (pow x 2)
1.662 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
1.662 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
1.662 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.662 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.662 * [taylor]: Taking taylor expansion of y in y
1.662 * [backup-simplify]: Simplify 0 into 0
1.662 * [backup-simplify]: Simplify 1 into 1
1.662 * [backup-simplify]: Simplify (* 1 1) into 1
1.663 * [backup-simplify]: Simplify (* 1 1) into 1
1.663 * [backup-simplify]: Simplify (/ 1 1) into 1
1.663 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.663 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.663 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.663 * [taylor]: Taking taylor expansion of x in x
1.663 * [backup-simplify]: Simplify 0 into 0
1.663 * [backup-simplify]: Simplify 1 into 1
1.663 * [backup-simplify]: Simplify (* 1 1) into 1
1.664 * [backup-simplify]: Simplify (* 1 1) into 1
1.664 * [backup-simplify]: Simplify (/ 1 1) into 1
1.664 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.664 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.664 * [taylor]: Taking taylor expansion of y in x
1.664 * [backup-simplify]: Simplify y into y
1.664 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.665 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.665 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.665 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.665 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.665 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.665 * [taylor]: Taking taylor expansion of x in x
1.665 * [backup-simplify]: Simplify 0 into 0
1.665 * [backup-simplify]: Simplify 1 into 1
1.665 * [backup-simplify]: Simplify (* 1 1) into 1
1.666 * [backup-simplify]: Simplify (* 1 1) into 1
1.666 * [backup-simplify]: Simplify (/ 1 1) into 1
1.666 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.666 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.666 * [taylor]: Taking taylor expansion of y in x
1.666 * [backup-simplify]: Simplify y into y
1.666 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.666 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.666 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.667 * [backup-simplify]: Simplify (+ 1 0) into 1
1.667 * [taylor]: Taking taylor expansion of 1 in y
1.667 * [backup-simplify]: Simplify 1 into 1
1.667 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.668 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.669 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.669 * [backup-simplify]: Simplify (+ 0 0) into 0
1.669 * [taylor]: Taking taylor expansion of 0 in y
1.669 * [backup-simplify]: Simplify 0 into 0
1.670 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.671 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.672 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.672 * [backup-simplify]: Simplify (+ 0 0) into 0
1.672 * [taylor]: Taking taylor expansion of 0 in y
1.672 * [backup-simplify]: Simplify 0 into 0
1.673 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.675 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.675 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.676 * [backup-simplify]: Simplify (+ 0 0) into 0
1.676 * [taylor]: Taking taylor expansion of 0 in y
1.676 * [backup-simplify]: Simplify 0 into 0
1.677 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.678 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.679 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.679 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
1.680 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
1.680 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
1.680 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.680 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.680 * [taylor]: Taking taylor expansion of y in y
1.680 * [backup-simplify]: Simplify 0 into 0
1.680 * [backup-simplify]: Simplify 1 into 1
1.680 * [backup-simplify]: Simplify (* 1 1) into 1
1.681 * [backup-simplify]: Simplify (* 1 1) into 1
1.681 * [backup-simplify]: Simplify (/ 1 1) into 1
1.681 * [backup-simplify]: Simplify (- 1) into -1
1.681 * [backup-simplify]: Simplify -1 into -1
1.681 * [backup-simplify]: Simplify 1 into 1
1.683 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.684 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.693 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.693 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.693 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.693 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
1.694 * [backup-simplify]: Simplify (- 0) into 0
1.694 * [backup-simplify]: Simplify (+ 0 0) into 0
1.694 * [taylor]: Taking taylor expansion of 0 in y
1.694 * [backup-simplify]: Simplify 0 into 0
1.695 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.695 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.695 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.696 * [backup-simplify]: Simplify (- 0) into 0
1.696 * [backup-simplify]: Simplify 0 into 0
1.696 * [backup-simplify]: Simplify 0 into 0
1.696 * [backup-simplify]: Simplify 0 into 0
1.697 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.697 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.698 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.698 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.699 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.699 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
1.699 * [backup-simplify]: Simplify (- 0) into 0
1.699 * [backup-simplify]: Simplify (+ 0 0) into 0
1.699 * [taylor]: Taking taylor expansion of 0 in y
1.699 * [backup-simplify]: Simplify 0 into 0
1.700 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.700 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.701 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.701 * [backup-simplify]: Simplify (- 0) into 0
1.701 * [backup-simplify]: Simplify 0 into 0
1.701 * [backup-simplify]: Simplify 0 into 0
1.701 * [backup-simplify]: Simplify 0 into 0
1.701 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
1.702 * * * [progress]: simplifying candidates
1.702 * * * * [progress]: [ 1 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.702 * * * * [progress]: [ 2 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.702 * * * * [progress]: [ 3 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.702 * * * * [progress]: [ 4 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.702 * * * * [progress]: [ 5 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.702 * * * * [progress]: [ 6 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.702 * * * * [progress]: [ 7 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.702 * * * * [progress]: [ 8 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.702 * * * * [progress]: [ 9 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.702 * * * * [progress]: [ 10 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.702 * * * * [progress]: [ 11 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.702 * * * * [progress]: [ 12 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.702 * * * * [progress]: [ 13 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.702 * * * * [progress]: [ 14 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.702 * * * * [progress]: [ 15 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.702 * * * * [progress]: [ 16 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.702 * * * * [progress]: [ 17 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.702 * * * * [progress]: [ 18 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.702 * * * * [progress]: [ 19 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.703 * * * * [progress]: [ 20 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.703 * * * * [progress]: [ 21 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.703 * * * * [progress]: [ 22 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.703 * * * * [progress]: [ 23 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.703 * * * * [progress]: [ 24 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.703 * * * * [progress]: [ 25 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.703 * * * * [progress]: [ 26 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.703 * * * * [progress]: [ 27 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.703 * * * * [progress]: [ 28 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.703 * * * * [progress]: [ 29 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.703 * * * * [progress]: [ 30 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.703 * * * * [progress]: [ 31 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.703 * * * * [progress]: [ 32 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.703 * * * * [progress]: [ 33 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.703 * * * * [progress]: [ 34 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.703 * * * * [progress]: [ 35 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.703 * * * * [progress]: [ 36 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.703 * * * * [progress]: [ 37 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.703 * * * * [progress]: [ 38 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.703 * * * * [progress]: [ 39 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.703 * * * * [progress]: [ 40 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.703 * * * * [progress]: [ 41 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.703 * * * * [progress]: [ 42 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.703 * * * * [progress]: [ 43 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
1.704 * * * * [progress]: [ 44 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
1.704 * * * * [progress]: [ 45 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
1.704 * * * * [progress]: [ 46 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
1.704 * * * * [progress]: [ 47 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
1.704 * * * * [progress]: [ 48 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
1.704 * * * * [progress]: [ 49 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
1.704 * * * * [progress]: [ 50 / 85 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (- (pow x 4) (pow y 4)))))>
1.704 * * * * [progress]: [ 51 / 85 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (- (pow x 4) (pow y 4)))))>
1.704 * * * * [progress]: [ 52 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (pow y 4))))>
1.704 * * * * [progress]: [ 53 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (pow y 4))))>
1.704 * * * * [progress]: [ 54 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (- (pow y 4))))>
1.704 * * * * [progress]: [ 55 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (pow y 4))))>
1.704 * * * * [progress]: [ 56 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (pow y 4))))>
1.704 * * * * [progress]: [ 57 / 85 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (- (pow y 4))))>
1.704 * * * * [progress]: [ 58 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (pow y 4))))>
1.704 * * * * [progress]: [ 59 / 85 ] simplifiying candidate #<alt (λ (x y) (log (/ (exp (pow x 4)) (exp (pow y 4)))))>
1.704 * * * * [progress]: [ 60 / 85 ] simplifiying candidate #<alt (λ (x y) (pow (- (pow x 4) (pow y 4)) 1))>
1.704 * * * * [progress]: [ 61 / 85 ] simplifiying candidate #<alt (λ (x y) (exp (log (- (pow x 4) (pow y 4)))))>
1.704 * * * * [progress]: [ 62 / 85 ] simplifiying candidate #<alt (λ (x y) (log (exp (- (pow x 4) (pow y 4)))))>
1.704 * * * * [progress]: [ 63 / 85 ] 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)))))>
1.704 * * * * [progress]: [ 64 / 85 ] 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)))))>
1.704 * * * * [progress]: [ 65 / 85 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (- (pow x 4) (pow y 4))) (sqrt (- (pow x 4) (pow y 4)))))>
1.704 * * * * [progress]: [ 66 / 85 ] 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))))))>
1.704 * * * * [progress]: [ 67 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
1.704 * * * * [progress]: [ 68 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
1.704 * * * * [progress]: [ 69 / 85 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (pow x 4) (pow x 4)) (* (pow y 4) (pow y 4))) (+ (pow x 4) (pow y 4))))>
1.704 * * * * [progress]: [ 70 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (pow (sqrt y) 4)) (- (pow (sqrt x) 4) (pow (sqrt y) 4))))>
1.705 * * * * [progress]: [ 71 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (sqrt (pow y 4))) (- (pow (sqrt x) 4) (sqrt (pow y 4)))))>
1.705 * * * * [progress]: [ 72 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (pow y (/ 4 2))) (- (pow (sqrt x) 4) (pow y (/ 4 2)))))>
1.705 * * * * [progress]: [ 73 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (pow (sqrt y) 4)) (- (sqrt (pow x 4)) (pow (sqrt y) 4))))>
1.705 * * * * [progress]: [ 74 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (sqrt (pow y 4))) (- (sqrt (pow x 4)) (sqrt (pow y 4)))))>
1.705 * * * * [progress]: [ 75 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (pow y (/ 4 2))) (- (sqrt (pow x 4)) (pow y (/ 4 2)))))>
1.705 * * * * [progress]: [ 76 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (pow (sqrt y) 4)) (- (pow x (/ 4 2)) (pow (sqrt y) 4))))>
1.705 * * * * [progress]: [ 77 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (sqrt (pow y 4))) (- (pow x (/ 4 2)) (sqrt (pow y 4)))))>
1.705 * * * * [progress]: [ 78 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (pow y (/ 4 2))) (- (pow x (/ 4 2)) (pow y (/ 4 2)))))>
1.705 * * * * [progress]: [ 79 / 85 ] simplifiying candidate #<alt (λ (x y) (* (pow 1 4) (- (pow x 4) (pow y 4))))>
1.705 * * * * [progress]: [ 80 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
1.705 * * * * [progress]: [ 81 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
1.705 * * * * [progress]: [ 82 / 85 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (- (pow x 4) (pow y 4)))))>
1.705 * * * * [progress]: [ 83 / 85 ] simplifiying candidate #<alt (λ (x y) 0)>
1.705 * * * * [progress]: [ 84 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.705 * * * * [progress]: [ 85 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.706 * [simplify]: Simplifying:
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (pow 1 4) (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow 1 4) (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow 1 4) (pow x 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow 1 4) (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow 1 4) (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow 1 4) (pow x 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow 1 4) (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma 1 (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma 1 (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma 1 (pow x 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma 1 (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma 1 (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma 1 (pow x 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma 1 (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (expm1 (- (pow x 4) (pow y 4)))
  (log1p (- (pow x 4) (pow y 4)))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (/ (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))
1.708 * * [simplify]: iteration 0: 149 enodes
1.749 * * [simplify]: iteration 1: 315 enodes
1.871 * * [simplify]: iteration 2: 715 enodes
2.204 * * [simplify]: iteration 3: 2004 enodes
2.618 * * [simplify]: iteration complete: 2004 enodes
2.619 * * [simplify]: Extracting #0: cost 31 inf + 0
2.620 * * [simplify]: Extracting #1: cost 213 inf + 1
2.623 * * [simplify]: Extracting #2: cost 478 inf + 1513
2.633 * * [simplify]: Extracting #3: cost 333 inf + 36330
2.650 * * [simplify]: Extracting #4: cost 95 inf + 96352
2.673 * * [simplify]: Extracting #5: cost 10 inf + 117600
2.720 * * [simplify]: Extracting #6: cost 0 inf + 120317
2.766 * [simplify]: Simplified to:
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x)))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (fma -1 (* (* y y) (* y y)) (* (* y y) (* y y)))
  (expm1 (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (log1p (- (* (* x x) (* x x)) (* (* 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)))
  (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))))
  (fma (* (* y y) (* y y)) (fma (* x x) (* x x) (* (* y y) (* y y))) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (* (* y y) (- (* y y)))
  (- (* (* (* x x) (* x x)) (* (* x x) (* x x))) (* (* (* y y) (* y y)) (* (* y y) (* y y))))
  (fma (* x x) (* x x) (* (* y y) (* y y)))
  (fma y y (* x x))
  (- (* x x) (* y y))
  (fma x x (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (fma y y (* x x))
  (- (* x x) (* y y))
  (fma y y (fabs (* x x)))
  (- (fabs (* x x)) (* y y))
  (+ (fabs (* x x)) (fabs (* y y)))
  (- (fabs (* x x)) (fabs (* y y)))
  (fma y y (fabs (* x x)))
  (- (fabs (* x x)) (* y y))
  (fma y y (* x x))
  (- (* x x) (* y y))
  (fma x x (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (fma y y (* x x))
  (- (* x x) (* y 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)))
2.782 * * * [progress]: adding candidates to table
3.536 * [progress]: [Phase 3 of 3] Extracting.
3.541 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
3.541 * * [simplify]: iteration 0: 6 enodes
3.542 * * [simplify]: iteration complete: 6 enodes
3.542 * * [simplify]: Extracting #0: cost 1 inf + 0
3.542 * * [simplify]: Extracting #1: cost 3 inf + 0
3.542 * * [simplify]: Extracting #2: cost 6 inf + 0
3.542 * * [simplify]: Extracting #3: cost 2 inf + 215
3.542 * * [simplify]: Extracting #4: cost 0 inf + 890
3.542 * [simplify]: Simplified to:
  (- (pow x 4) (pow y 4))
6.095 * [regime-testing]: Baseline error score: 0.002875359419927491
6.100 * [regime-testing]: Oracle error score: 0.002875359419927491
6.100 * [regime-testing]: End program error score: 0.002875359419927491