0.651 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.176 * * * [progress]: [2/2] Setting up program.
0.184 * [progress]: [Phase 2 of 3] Improving.
0.184 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
0.187 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
0.188 * * [simplify]: iteration 1: (6 enodes)
0.197 * * [simplify]: iteration 2: (14 enodes)
0.205 * * [simplify]: iteration 3: (39 enodes)
0.219 * * [simplify]: iteration 4: (60 enodes)
0.269 * * [simplify]: iteration 5: (114 enodes)
0.328 * * [simplify]: iteration 6: (252 enodes)
0.386 * * [simplify]: iteration 7: (498 enodes)
0.685 * * [simplify]: iteration 8: (1074 enodes)
1.277 * * [simplify]: Extracting #0: cost 1 inf + 0
1.278 * * [simplify]: Extracting #1: cost 86 inf + 0
1.280 * * [simplify]: Extracting #2: cost 233 inf + 424
1.286 * * [simplify]: Extracting #3: cost 116 inf + 26011
1.319 * * [simplify]: Extracting #4: cost 16 inf + 46139
1.338 * * [simplify]: Extracting #5: cost 0 inf + 48411
1.357 * * [simplify]: Extracting #6: cost 0 inf + 48251
1.395 * [simplify]: Simplified to:
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
1.406 * * [progress]: iteration 1 / 4
1.406 * * * [progress]: picking best candidate
1.411 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.411 * * * [progress]: localizing error
1.422 * * * [progress]: generating rewritten candidates
1.423 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.442 * * * [progress]: generating series expansions
1.442 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.450 * [backup-simplify]: Simplify (- (pow x 4) (pow y 4)) into (- (pow x 4) (pow y 4))
1.450 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
1.451 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
1.451 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.451 * [taylor]: Taking taylor expansion of x in y
1.451 * [backup-simplify]: Simplify x into x
1.452 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.452 * [taylor]: Taking taylor expansion of y in y
1.452 * [backup-simplify]: Simplify 0 into 0
1.452 * [backup-simplify]: Simplify 1 into 1
1.452 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
1.452 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.452 * [taylor]: Taking taylor expansion of x in x
1.452 * [backup-simplify]: Simplify 0 into 0
1.452 * [backup-simplify]: Simplify 1 into 1
1.452 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.452 * [taylor]: Taking taylor expansion of y in x
1.452 * [backup-simplify]: Simplify y into y
1.452 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
1.452 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.452 * [taylor]: Taking taylor expansion of x in x
1.453 * [backup-simplify]: Simplify 0 into 0
1.453 * [backup-simplify]: Simplify 1 into 1
1.453 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.453 * [taylor]: Taking taylor expansion of y in x
1.453 * [backup-simplify]: Simplify y into y
1.453 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.454 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.454 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
1.454 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
1.454 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
1.454 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.454 * [taylor]: Taking taylor expansion of y in y
1.454 * [backup-simplify]: Simplify 0 into 0
1.454 * [backup-simplify]: Simplify 1 into 1
1.455 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.455 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.455 * [backup-simplify]: Simplify (- 0) into 0
1.456 * [backup-simplify]: Simplify (+ 0 0) into 0
1.456 * [taylor]: Taking taylor expansion of 0 in y
1.456 * [backup-simplify]: Simplify 0 into 0
1.456 * [backup-simplify]: Simplify 0 into 0
1.457 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.457 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.457 * [backup-simplify]: Simplify (- 0) into 0
1.458 * [backup-simplify]: Simplify (+ 0 0) into 0
1.458 * [taylor]: Taking taylor expansion of 0 in y
1.458 * [backup-simplify]: Simplify 0 into 0
1.458 * [backup-simplify]: Simplify 0 into 0
1.458 * [backup-simplify]: Simplify 0 into 0
1.459 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
1.460 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
1.460 * [backup-simplify]: Simplify (- 0) into 0
1.461 * [backup-simplify]: Simplify (+ 0 0) into 0
1.461 * [taylor]: Taking taylor expansion of 0 in y
1.461 * [backup-simplify]: Simplify 0 into 0
1.461 * [backup-simplify]: Simplify 0 into 0
1.461 * [backup-simplify]: Simplify 0 into 0
1.461 * [backup-simplify]: Simplify 0 into 0
1.461 * [backup-simplify]: Simplify 0 into 0
1.461 * [backup-simplify]: Simplify (- (pow (/ 1 x) 4) (pow (/ 1 y) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
1.461 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
1.461 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
1.461 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
1.461 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.462 * [taylor]: Taking taylor expansion of x in y
1.462 * [backup-simplify]: Simplify x into x
1.462 * [backup-simplify]: Simplify (* x x) into (pow x 2)
1.462 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
1.462 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
1.462 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.462 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.462 * [taylor]: Taking taylor expansion of y in y
1.462 * [backup-simplify]: Simplify 0 into 0
1.462 * [backup-simplify]: Simplify 1 into 1
1.462 * [backup-simplify]: Simplify (* 1 1) into 1
1.462 * [backup-simplify]: Simplify (* 1 1) into 1
1.463 * [backup-simplify]: Simplify (/ 1 1) into 1
1.463 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.463 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.463 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.463 * [taylor]: Taking taylor expansion of x in x
1.463 * [backup-simplify]: Simplify 0 into 0
1.463 * [backup-simplify]: Simplify 1 into 1
1.463 * [backup-simplify]: Simplify (* 1 1) into 1
1.463 * [backup-simplify]: Simplify (* 1 1) into 1
1.463 * [backup-simplify]: Simplify (/ 1 1) into 1
1.463 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.463 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.464 * [taylor]: Taking taylor expansion of y in x
1.464 * [backup-simplify]: Simplify y into y
1.464 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.464 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.464 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.464 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.464 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.464 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.464 * [taylor]: Taking taylor expansion of x in x
1.464 * [backup-simplify]: Simplify 0 into 0
1.464 * [backup-simplify]: Simplify 1 into 1
1.464 * [backup-simplify]: Simplify (* 1 1) into 1
1.464 * [backup-simplify]: Simplify (* 1 1) into 1
1.464 * [backup-simplify]: Simplify (/ 1 1) into 1
1.465 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.465 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.465 * [taylor]: Taking taylor expansion of y in x
1.465 * [backup-simplify]: Simplify y into y
1.465 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.465 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.465 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.465 * [backup-simplify]: Simplify (+ 1 0) into 1
1.465 * [taylor]: Taking taylor expansion of 1 in y
1.465 * [backup-simplify]: Simplify 1 into 1
1.466 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.466 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.467 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.467 * [backup-simplify]: Simplify (+ 0 0) into 0
1.467 * [taylor]: Taking taylor expansion of 0 in y
1.467 * [backup-simplify]: Simplify 0 into 0
1.467 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.468 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.469 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.469 * [backup-simplify]: Simplify (+ 0 0) into 0
1.469 * [taylor]: Taking taylor expansion of 0 in y
1.469 * [backup-simplify]: Simplify 0 into 0
1.469 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.470 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.471 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.471 * [backup-simplify]: Simplify (+ 0 0) into 0
1.471 * [taylor]: Taking taylor expansion of 0 in y
1.471 * [backup-simplify]: Simplify 0 into 0
1.472 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.472 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.473 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.473 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
1.473 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
1.473 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
1.473 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.473 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.473 * [taylor]: Taking taylor expansion of y in y
1.473 * [backup-simplify]: Simplify 0 into 0
1.473 * [backup-simplify]: Simplify 1 into 1
1.474 * [backup-simplify]: Simplify (* 1 1) into 1
1.474 * [backup-simplify]: Simplify (* 1 1) into 1
1.474 * [backup-simplify]: Simplify (/ 1 1) into 1
1.474 * [backup-simplify]: Simplify (- 1) into -1
1.474 * [backup-simplify]: Simplify -1 into -1
1.475 * [backup-simplify]: Simplify 1 into 1
1.475 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.476 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.477 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.477 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.477 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.477 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
1.477 * [backup-simplify]: Simplify (- 0) into 0
1.477 * [backup-simplify]: Simplify (+ 0 0) into 0
1.477 * [taylor]: Taking taylor expansion of 0 in y
1.477 * [backup-simplify]: Simplify 0 into 0
1.478 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.478 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.479 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.479 * [backup-simplify]: Simplify (- 0) into 0
1.479 * [backup-simplify]: Simplify 0 into 0
1.479 * [backup-simplify]: Simplify 0 into 0
1.479 * [backup-simplify]: Simplify 0 into 0
1.480 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.481 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.481 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.482 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.482 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.482 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
1.482 * [backup-simplify]: Simplify (- 0) into 0
1.483 * [backup-simplify]: Simplify (+ 0 0) into 0
1.483 * [taylor]: Taking taylor expansion of 0 in y
1.483 * [backup-simplify]: Simplify 0 into 0
1.483 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.484 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.484 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.484 * [backup-simplify]: Simplify (- 0) into 0
1.484 * [backup-simplify]: Simplify 0 into 0
1.485 * [backup-simplify]: Simplify 0 into 0
1.485 * [backup-simplify]: Simplify 0 into 0
1.485 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
1.485 * [backup-simplify]: Simplify (- (pow (/ 1 (- x)) 4) (pow (/ 1 (- y)) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
1.485 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
1.485 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
1.485 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
1.485 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.485 * [taylor]: Taking taylor expansion of x in y
1.485 * [backup-simplify]: Simplify x into x
1.485 * [backup-simplify]: Simplify (* x x) into (pow x 2)
1.485 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
1.485 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
1.485 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.485 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.485 * [taylor]: Taking taylor expansion of y in y
1.485 * [backup-simplify]: Simplify 0 into 0
1.485 * [backup-simplify]: Simplify 1 into 1
1.486 * [backup-simplify]: Simplify (* 1 1) into 1
1.486 * [backup-simplify]: Simplify (* 1 1) into 1
1.486 * [backup-simplify]: Simplify (/ 1 1) into 1
1.486 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.486 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.486 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.486 * [taylor]: Taking taylor expansion of x in x
1.486 * [backup-simplify]: Simplify 0 into 0
1.486 * [backup-simplify]: Simplify 1 into 1
1.486 * [backup-simplify]: Simplify (* 1 1) into 1
1.487 * [backup-simplify]: Simplify (* 1 1) into 1
1.487 * [backup-simplify]: Simplify (/ 1 1) into 1
1.487 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.487 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.487 * [taylor]: Taking taylor expansion of y in x
1.487 * [backup-simplify]: Simplify y into y
1.487 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.487 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.487 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.487 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.487 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.487 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.487 * [taylor]: Taking taylor expansion of x in x
1.487 * [backup-simplify]: Simplify 0 into 0
1.487 * [backup-simplify]: Simplify 1 into 1
1.488 * [backup-simplify]: Simplify (* 1 1) into 1
1.488 * [backup-simplify]: Simplify (* 1 1) into 1
1.488 * [backup-simplify]: Simplify (/ 1 1) into 1
1.488 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.488 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.488 * [taylor]: Taking taylor expansion of y in x
1.488 * [backup-simplify]: Simplify y into y
1.488 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.488 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.488 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.489 * [backup-simplify]: Simplify (+ 1 0) into 1
1.489 * [taylor]: Taking taylor expansion of 1 in y
1.489 * [backup-simplify]: Simplify 1 into 1
1.489 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.490 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.497 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.498 * [backup-simplify]: Simplify (+ 0 0) into 0
1.498 * [taylor]: Taking taylor expansion of 0 in y
1.498 * [backup-simplify]: Simplify 0 into 0
1.499 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.499 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.500 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.500 * [backup-simplify]: Simplify (+ 0 0) into 0
1.500 * [taylor]: Taking taylor expansion of 0 in y
1.500 * [backup-simplify]: Simplify 0 into 0
1.501 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.501 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.502 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.502 * [backup-simplify]: Simplify (+ 0 0) into 0
1.502 * [taylor]: Taking taylor expansion of 0 in y
1.502 * [backup-simplify]: Simplify 0 into 0
1.503 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.505 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.506 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.506 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
1.506 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
1.506 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
1.506 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.506 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.506 * [taylor]: Taking taylor expansion of y in y
1.506 * [backup-simplify]: Simplify 0 into 0
1.506 * [backup-simplify]: Simplify 1 into 1
1.506 * [backup-simplify]: Simplify (* 1 1) into 1
1.507 * [backup-simplify]: Simplify (* 1 1) into 1
1.507 * [backup-simplify]: Simplify (/ 1 1) into 1
1.508 * [backup-simplify]: Simplify (- 1) into -1
1.508 * [backup-simplify]: Simplify -1 into -1
1.508 * [backup-simplify]: Simplify 1 into 1
1.509 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.510 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.511 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.511 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.512 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.512 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
1.512 * [backup-simplify]: Simplify (- 0) into 0
1.512 * [backup-simplify]: Simplify (+ 0 0) into 0
1.512 * [taylor]: Taking taylor expansion of 0 in y
1.512 * [backup-simplify]: Simplify 0 into 0
1.513 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.514 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.514 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.515 * [backup-simplify]: Simplify (- 0) into 0
1.515 * [backup-simplify]: Simplify 0 into 0
1.515 * [backup-simplify]: Simplify 0 into 0
1.515 * [backup-simplify]: Simplify 0 into 0
1.516 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.518 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.519 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.519 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.520 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.520 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
1.520 * [backup-simplify]: Simplify (- 0) into 0
1.521 * [backup-simplify]: Simplify (+ 0 0) into 0
1.521 * [taylor]: Taking taylor expansion of 0 in y
1.521 * [backup-simplify]: Simplify 0 into 0
1.522 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.523 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.523 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.524 * [backup-simplify]: Simplify (- 0) into 0
1.524 * [backup-simplify]: Simplify 0 into 0
1.524 * [backup-simplify]: Simplify 0 into 0
1.524 * [backup-simplify]: Simplify 0 into 0
1.524 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
1.525 * * * [progress]: simplifying candidates
1.525 * * * * [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)))))>
1.525 * * * * [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)))))>
1.525 * * * * [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)))))>
1.525 * * * * [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)))))))>
1.525 * * * * [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))))))>
1.525 * * * * [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))))>
1.525 * * * * [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))))))>
1.525 * * * * [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)))))>
1.525 * * * * [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)))))>
1.525 * * * * [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)))))>
1.525 * * * * [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)))))))>
1.526 * * * * [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))))))>
1.526 * * * * [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))))>
1.526 * * * * [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))))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))))>
1.526 * * * * [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))))))>
1.526 * * * * [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))))>
1.526 * * * * [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))))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))))>
1.526 * * * * [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))))))>
1.526 * * * * [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))))>
1.526 * * * * [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))))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))>
1.526 * * * * [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)))))))>
1.526 * * * * [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))))))>
1.526 * * * * [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))))>
1.527 * * * * [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))))))>
1.527 * * * * [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)))))>
1.527 * * * * [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)))))>
1.527 * * * * [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)))))>
1.527 * * * * [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)))))))>
1.527 * * * * [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))))))>
1.527 * * * * [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))))>
1.527 * * * * [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))))))>
1.527 * * * * [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)))))>
1.527 * * * * [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)))))>
1.527 * * * * [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)))))>
1.527 * * * * [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)))))))>
1.527 * * * * [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))))))>
1.527 * * * * [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))))>
1.527 * * * * [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))))))>
1.527 * * * * [progress]: [ 50 / 85 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (- (pow x 4) (pow y 4)))))>
1.527 * * * * [progress]: [ 51 / 85 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (- (pow x 4) (pow y 4)))))>
1.527 * * * * [progress]: [ 52 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (pow y 4))))>
1.527 * * * * [progress]: [ 53 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (pow y 4))))>
1.527 * * * * [progress]: [ 54 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (- (pow y 4))))>
1.527 * * * * [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))))>
1.527 * * * * [progress]: [ 56 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (pow y 4))))>
1.527 * * * * [progress]: [ 57 / 85 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (- (pow y 4))))>
1.527 * * * * [progress]: [ 58 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (pow y 4))))>
1.527 * * * * [progress]: [ 59 / 85 ] simplifiying candidate #<alt (λ (x y) (log (/ (exp (pow x 4)) (exp (pow y 4)))))>
1.527 * * * * [progress]: [ 60 / 85 ] simplifiying candidate #<alt (λ (x y) (pow (- (pow x 4) (pow y 4)) 1))>
1.528 * * * * [progress]: [ 61 / 85 ] simplifiying candidate #<alt (λ (x y) (exp (log (- (pow x 4) (pow y 4)))))>
1.528 * * * * [progress]: [ 62 / 85 ] simplifiying candidate #<alt (λ (x y) (log (exp (- (pow x 4) (pow y 4)))))>
1.528 * * * * [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)))))>
1.528 * * * * [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)))))>
1.528 * * * * [progress]: [ 65 / 85 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (- (pow x 4) (pow y 4))) (sqrt (- (pow x 4) (pow y 4)))))>
1.528 * * * * [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))))))>
1.528 * * * * [progress]: [ 67 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
1.528 * * * * [progress]: [ 68 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
1.528 * * * * [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))))>
1.528 * * * * [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))))>
1.528 * * * * [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)))))>
1.528 * * * * [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)))))>
1.528 * * * * [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))))>
1.528 * * * * [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)))))>
1.528 * * * * [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)))))>
1.528 * * * * [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))))>
1.528 * * * * [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)))))>
1.528 * * * * [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)))))>
1.528 * * * * [progress]: [ 79 / 85 ] simplifiying candidate #<alt (λ (x y) (* (pow 1 4) (- (pow x 4) (pow y 4))))>
1.528 * * * * [progress]: [ 80 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
1.528 * * * * [progress]: [ 81 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
1.528 * * * * [progress]: [ 82 / 85 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (- (pow x 4) (pow y 4)))))>
1.528 * * * * [progress]: [ 83 / 85 ] simplifiying candidate #<alt (λ (x y) 0)>
1.528 * * * * [progress]: [ 84 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.528 * * * * [progress]: [ 85 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.530 * [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))
1.532 * * [simplify]: iteration 1: (149 enodes)
1.563 * * [simplify]: iteration 2: (315 enodes)
1.675 * * [simplify]: iteration 3: (741 enodes)
2.208 * * [simplify]: Extracting #0: cost 31 inf + 0
2.208 * * [simplify]: Extracting #1: cost 193 inf + 1
2.210 * * [simplify]: Extracting #2: cost 439 inf + 1662
2.216 * * [simplify]: Extracting #3: cost 275 inf + 33882
2.237 * * [simplify]: Extracting #4: cost 56 inf + 96099
2.278 * * [simplify]: Extracting #5: cost 0 inf + 109649
2.306 * * [simplify]: Extracting #6: cost 0 inf + 109488
2.342 * [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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* (* (* (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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* (* (* (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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* (* (* (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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* (* (* (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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* (* (* (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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* 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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* 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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* 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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* 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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* 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)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* (* y y) (* y y)) 0)
  (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) (* x x)) (* (* x x) (* x x)))) (* (* (* (* y y) (* y y)) (* (* y y) (* y y))) (* (* y y) (* y y))))
  (fma (* (* y y) (* y y)) (fma (* y y) (* y y) (* (* x x) (* x x))) (* (* (* 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 (* y y) (* y y) (* (* x x) (* x x)))
  (fma x x (* y y))
  (- (* x x) (* y y))
  (fma x x (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (fma x x (* y y))
  (- (* 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 x x (* y y))
  (- (* x x) (* y y))
  (fma x x (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (fma x x (* y y))
  (- (* 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)))
2.354 * * * [progress]: adding candidates to table
2.917 * * [progress]: iteration 2 / 4
2.917 * * * [progress]: picking best candidate
2.919 * * * * [pick]: Picked  #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>
2.920 * * * [progress]: localizing error
2.948 * * * [progress]: generating rewritten candidates
2.948 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
2.988 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
3.005 * * * [progress]: generating series expansions
3.005 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
3.005 * [backup-simplify]: Simplify (* (* y y) (- (* y y))) into (* -1 (pow y 4))
3.005 * [approximate]: Taking taylor expansion of (* -1 (pow y 4)) in (y) around 0
3.005 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
3.005 * [taylor]: Taking taylor expansion of -1 in y
3.005 * [backup-simplify]: Simplify -1 into -1
3.005 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.005 * [taylor]: Taking taylor expansion of y in y
3.005 * [backup-simplify]: Simplify 0 into 0
3.005 * [backup-simplify]: Simplify 1 into 1
3.005 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
3.005 * [taylor]: Taking taylor expansion of -1 in y
3.005 * [backup-simplify]: Simplify -1 into -1
3.005 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.005 * [taylor]: Taking taylor expansion of y in y
3.005 * [backup-simplify]: Simplify 0 into 0
3.005 * [backup-simplify]: Simplify 1 into 1
3.006 * [backup-simplify]: Simplify (* 1 1) into 1
3.007 * [backup-simplify]: Simplify (* 1 1) into 1
3.007 * [backup-simplify]: Simplify (* -1 1) into -1
3.007 * [backup-simplify]: Simplify -1 into -1
3.007 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.008 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.008 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0
3.008 * [backup-simplify]: Simplify 0 into 0
3.009 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.009 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.010 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 1))) into 0
3.010 * [backup-simplify]: Simplify 0 into 0
3.011 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.011 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.012 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.012 * [backup-simplify]: Simplify 0 into 0
3.013 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.014 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.015 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.015 * [backup-simplify]: Simplify 0 into 0
3.015 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.016 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.017 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.017 * [backup-simplify]: Simplify 0 into 0
3.018 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.019 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.020 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.020 * [backup-simplify]: Simplify 0 into 0
3.020 * [backup-simplify]: Simplify (* -1 (pow y 4)) into (* -1 (pow y 4))
3.020 * [backup-simplify]: Simplify (* (* (/ 1 y) (/ 1 y)) (- (* (/ 1 y) (/ 1 y)))) into (/ -1 (pow y 4))
3.020 * [approximate]: Taking taylor expansion of (/ -1 (pow y 4)) in (y) around 0
3.020 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.020 * [taylor]: Taking taylor expansion of -1 in y
3.020 * [backup-simplify]: Simplify -1 into -1
3.020 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.020 * [taylor]: Taking taylor expansion of y in y
3.020 * [backup-simplify]: Simplify 0 into 0
3.020 * [backup-simplify]: Simplify 1 into 1
3.021 * [backup-simplify]: Simplify (* 1 1) into 1
3.021 * [backup-simplify]: Simplify (* 1 1) into 1
3.021 * [backup-simplify]: Simplify (/ -1 1) into -1
3.021 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.021 * [taylor]: Taking taylor expansion of -1 in y
3.021 * [backup-simplify]: Simplify -1 into -1
3.021 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.021 * [taylor]: Taking taylor expansion of y in y
3.021 * [backup-simplify]: Simplify 0 into 0
3.021 * [backup-simplify]: Simplify 1 into 1
3.022 * [backup-simplify]: Simplify (* 1 1) into 1
3.022 * [backup-simplify]: Simplify (* 1 1) into 1
3.022 * [backup-simplify]: Simplify (/ -1 1) into -1
3.022 * [backup-simplify]: Simplify -1 into -1
3.023 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.023 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.024 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
3.024 * [backup-simplify]: Simplify 0 into 0
3.024 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.025 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.026 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.026 * [backup-simplify]: Simplify 0 into 0
3.026 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.027 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.028 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.028 * [backup-simplify]: Simplify 0 into 0
3.028 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.029 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.034 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.034 * [backup-simplify]: Simplify 0 into 0
3.035 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.036 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.036 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.037 * [backup-simplify]: Simplify 0 into 0
3.038 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.039 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.040 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.040 * [backup-simplify]: Simplify 0 into 0
3.041 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (/ 1 y)) 4)) into (* -1 (pow y 4))
3.041 * [backup-simplify]: Simplify (* (* (/ 1 (- y)) (/ 1 (- y))) (- (* (/ 1 (- y)) (/ 1 (- y))))) into (/ -1 (pow y 4))
3.041 * [approximate]: Taking taylor expansion of (/ -1 (pow y 4)) in (y) around 0
3.041 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.041 * [taylor]: Taking taylor expansion of -1 in y
3.041 * [backup-simplify]: Simplify -1 into -1
3.041 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.041 * [taylor]: Taking taylor expansion of y in y
3.041 * [backup-simplify]: Simplify 0 into 0
3.041 * [backup-simplify]: Simplify 1 into 1
3.042 * [backup-simplify]: Simplify (* 1 1) into 1
3.042 * [backup-simplify]: Simplify (* 1 1) into 1
3.042 * [backup-simplify]: Simplify (/ -1 1) into -1
3.043 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.043 * [taylor]: Taking taylor expansion of -1 in y
3.043 * [backup-simplify]: Simplify -1 into -1
3.043 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.043 * [taylor]: Taking taylor expansion of y in y
3.043 * [backup-simplify]: Simplify 0 into 0
3.043 * [backup-simplify]: Simplify 1 into 1
3.043 * [backup-simplify]: Simplify (* 1 1) into 1
3.043 * [backup-simplify]: Simplify (* 1 1) into 1
3.044 * [backup-simplify]: Simplify (/ -1 1) into -1
3.044 * [backup-simplify]: Simplify -1 into -1
3.045 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.046 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.047 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
3.047 * [backup-simplify]: Simplify 0 into 0
3.048 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.049 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.050 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.050 * [backup-simplify]: Simplify 0 into 0
3.051 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.052 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.053 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.053 * [backup-simplify]: Simplify 0 into 0
3.054 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.056 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.057 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.057 * [backup-simplify]: Simplify 0 into 0
3.058 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.059 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.061 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.061 * [backup-simplify]: Simplify 0 into 0
3.062 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.064 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.065 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.065 * [backup-simplify]: Simplify 0 into 0
3.065 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (/ 1 (- y))) 4)) into (* -1 (pow y 4))
3.065 * * * * [progress]: [ 2 / 2 ] generating series at (2)
3.066 * [backup-simplify]: Simplify (+ (pow x 4) (* (* y y) (- (* y y)))) into (- (pow x 4) (pow y 4))
3.066 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
3.066 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
3.066 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.066 * [taylor]: Taking taylor expansion of x in y
3.066 * [backup-simplify]: Simplify x into x
3.066 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.066 * [taylor]: Taking taylor expansion of y in y
3.066 * [backup-simplify]: Simplify 0 into 0
3.066 * [backup-simplify]: Simplify 1 into 1
3.066 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
3.066 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.066 * [taylor]: Taking taylor expansion of x in x
3.066 * [backup-simplify]: Simplify 0 into 0
3.066 * [backup-simplify]: Simplify 1 into 1
3.066 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.066 * [taylor]: Taking taylor expansion of y in x
3.066 * [backup-simplify]: Simplify y into y
3.066 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
3.066 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.066 * [taylor]: Taking taylor expansion of x in x
3.066 * [backup-simplify]: Simplify 0 into 0
3.066 * [backup-simplify]: Simplify 1 into 1
3.066 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.066 * [taylor]: Taking taylor expansion of y in x
3.066 * [backup-simplify]: Simplify y into y
3.066 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.066 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.067 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
3.067 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
3.067 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
3.067 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.067 * [taylor]: Taking taylor expansion of y in y
3.067 * [backup-simplify]: Simplify 0 into 0
3.067 * [backup-simplify]: Simplify 1 into 1
3.067 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.067 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.068 * [backup-simplify]: Simplify (- 0) into 0
3.068 * [backup-simplify]: Simplify (+ 0 0) into 0
3.068 * [taylor]: Taking taylor expansion of 0 in y
3.068 * [backup-simplify]: Simplify 0 into 0
3.068 * [backup-simplify]: Simplify 0 into 0
3.069 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.069 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.069 * [backup-simplify]: Simplify (- 0) into 0
3.070 * [backup-simplify]: Simplify (+ 0 0) into 0
3.070 * [taylor]: Taking taylor expansion of 0 in y
3.070 * [backup-simplify]: Simplify 0 into 0
3.070 * [backup-simplify]: Simplify 0 into 0
3.070 * [backup-simplify]: Simplify 0 into 0
3.071 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
3.072 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
3.072 * [backup-simplify]: Simplify (- 0) into 0
3.073 * [backup-simplify]: Simplify (+ 0 0) into 0
3.073 * [taylor]: Taking taylor expansion of 0 in y
3.073 * [backup-simplify]: Simplify 0 into 0
3.073 * [backup-simplify]: Simplify 0 into 0
3.073 * [backup-simplify]: Simplify 0 into 0
3.073 * [backup-simplify]: Simplify 0 into 0
3.073 * [backup-simplify]: Simplify 0 into 0
3.073 * [backup-simplify]: Simplify (+ (pow (/ 1 x) 4) (* (* (/ 1 y) (/ 1 y)) (- (* (/ 1 y) (/ 1 y))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.073 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.073 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.073 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.073 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.074 * [taylor]: Taking taylor expansion of x in y
3.074 * [backup-simplify]: Simplify x into x
3.074 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.074 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.074 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.074 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.074 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.074 * [taylor]: Taking taylor expansion of y in y
3.074 * [backup-simplify]: Simplify 0 into 0
3.074 * [backup-simplify]: Simplify 1 into 1
3.074 * [backup-simplify]: Simplify (* 1 1) into 1
3.075 * [backup-simplify]: Simplify (* 1 1) into 1
3.075 * [backup-simplify]: Simplify (/ 1 1) into 1
3.075 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.075 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.075 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.075 * [taylor]: Taking taylor expansion of x in x
3.075 * [backup-simplify]: Simplify 0 into 0
3.075 * [backup-simplify]: Simplify 1 into 1
3.076 * [backup-simplify]: Simplify (* 1 1) into 1
3.076 * [backup-simplify]: Simplify (* 1 1) into 1
3.077 * [backup-simplify]: Simplify (/ 1 1) into 1
3.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.077 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.077 * [taylor]: Taking taylor expansion of y in x
3.077 * [backup-simplify]: Simplify y into y
3.077 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.077 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.077 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.077 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.077 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.077 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.077 * [taylor]: Taking taylor expansion of x in x
3.077 * [backup-simplify]: Simplify 0 into 0
3.077 * [backup-simplify]: Simplify 1 into 1
3.078 * [backup-simplify]: Simplify (* 1 1) into 1
3.078 * [backup-simplify]: Simplify (* 1 1) into 1
3.078 * [backup-simplify]: Simplify (/ 1 1) into 1
3.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.078 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.078 * [taylor]: Taking taylor expansion of y in x
3.078 * [backup-simplify]: Simplify y into y
3.078 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.079 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.079 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.079 * [backup-simplify]: Simplify (+ 1 0) into 1
3.079 * [taylor]: Taking taylor expansion of 1 in y
3.079 * [backup-simplify]: Simplify 1 into 1
3.080 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.081 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.081 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.082 * [backup-simplify]: Simplify (+ 0 0) into 0
3.082 * [taylor]: Taking taylor expansion of 0 in y
3.082 * [backup-simplify]: Simplify 0 into 0
3.082 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.083 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.084 * [backup-simplify]: Simplify (+ 0 0) into 0
3.084 * [taylor]: Taking taylor expansion of 0 in y
3.084 * [backup-simplify]: Simplify 0 into 0
3.084 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.085 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.085 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.086 * [backup-simplify]: Simplify (+ 0 0) into 0
3.086 * [taylor]: Taking taylor expansion of 0 in y
3.086 * [backup-simplify]: Simplify 0 into 0
3.086 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.087 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.088 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.088 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
3.088 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
3.088 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.088 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.088 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.088 * [taylor]: Taking taylor expansion of y in y
3.088 * [backup-simplify]: Simplify 0 into 0
3.088 * [backup-simplify]: Simplify 1 into 1
3.088 * [backup-simplify]: Simplify (* 1 1) into 1
3.088 * [backup-simplify]: Simplify (* 1 1) into 1
3.089 * [backup-simplify]: Simplify (/ 1 1) into 1
3.089 * [backup-simplify]: Simplify (- 1) into -1
3.089 * [backup-simplify]: Simplify -1 into -1
3.089 * [backup-simplify]: Simplify 1 into 1
3.090 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.091 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.091 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.091 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.091 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.092 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.092 * [backup-simplify]: Simplify (- 0) into 0
3.092 * [backup-simplify]: Simplify (+ 0 0) into 0
3.092 * [taylor]: Taking taylor expansion of 0 in y
3.092 * [backup-simplify]: Simplify 0 into 0
3.092 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.093 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.093 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.094 * [backup-simplify]: Simplify (- 0) into 0
3.094 * [backup-simplify]: Simplify 0 into 0
3.094 * [backup-simplify]: Simplify 0 into 0
3.094 * [backup-simplify]: Simplify 0 into 0
3.095 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.095 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.096 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.096 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.097 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.097 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.097 * [backup-simplify]: Simplify (- 0) into 0
3.097 * [backup-simplify]: Simplify (+ 0 0) into 0
3.097 * [taylor]: Taking taylor expansion of 0 in y
3.097 * [backup-simplify]: Simplify 0 into 0
3.098 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.098 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.099 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.099 * [backup-simplify]: Simplify (- 0) into 0
3.099 * [backup-simplify]: Simplify 0 into 0
3.099 * [backup-simplify]: Simplify 0 into 0
3.099 * [backup-simplify]: Simplify 0 into 0
3.100 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
3.100 * [backup-simplify]: Simplify (+ (pow (/ 1 (- x)) 4) (* (* (/ 1 (- y)) (/ 1 (- y))) (- (* (/ 1 (- y)) (/ 1 (- y)))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.100 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.100 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.100 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.100 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.100 * [taylor]: Taking taylor expansion of x in y
3.100 * [backup-simplify]: Simplify x into x
3.100 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.100 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.100 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.100 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.100 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.100 * [taylor]: Taking taylor expansion of y in y
3.100 * [backup-simplify]: Simplify 0 into 0
3.100 * [backup-simplify]: Simplify 1 into 1
3.101 * [backup-simplify]: Simplify (* 1 1) into 1
3.101 * [backup-simplify]: Simplify (* 1 1) into 1
3.101 * [backup-simplify]: Simplify (/ 1 1) into 1
3.101 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.101 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.101 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.101 * [taylor]: Taking taylor expansion of x in x
3.101 * [backup-simplify]: Simplify 0 into 0
3.101 * [backup-simplify]: Simplify 1 into 1
3.101 * [backup-simplify]: Simplify (* 1 1) into 1
3.102 * [backup-simplify]: Simplify (* 1 1) into 1
3.102 * [backup-simplify]: Simplify (/ 1 1) into 1
3.102 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.102 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.102 * [taylor]: Taking taylor expansion of y in x
3.102 * [backup-simplify]: Simplify y into y
3.102 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.102 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.102 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.102 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.102 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.102 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.102 * [taylor]: Taking taylor expansion of x in x
3.102 * [backup-simplify]: Simplify 0 into 0
3.102 * [backup-simplify]: Simplify 1 into 1
3.103 * [backup-simplify]: Simplify (* 1 1) into 1
3.103 * [backup-simplify]: Simplify (* 1 1) into 1
3.103 * [backup-simplify]: Simplify (/ 1 1) into 1
3.103 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.103 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.103 * [taylor]: Taking taylor expansion of y in x
3.103 * [backup-simplify]: Simplify y into y
3.103 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.103 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.103 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.104 * [backup-simplify]: Simplify (+ 1 0) into 1
3.104 * [taylor]: Taking taylor expansion of 1 in y
3.104 * [backup-simplify]: Simplify 1 into 1
3.104 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.105 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.105 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.105 * [backup-simplify]: Simplify (+ 0 0) into 0
3.105 * [taylor]: Taking taylor expansion of 0 in y
3.106 * [backup-simplify]: Simplify 0 into 0
3.106 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.107 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.107 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.107 * [backup-simplify]: Simplify (+ 0 0) into 0
3.107 * [taylor]: Taking taylor expansion of 0 in y
3.107 * [backup-simplify]: Simplify 0 into 0
3.108 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.109 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.109 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.110 * [backup-simplify]: Simplify (+ 0 0) into 0
3.110 * [taylor]: Taking taylor expansion of 0 in y
3.110 * [backup-simplify]: Simplify 0 into 0
3.110 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.111 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.112 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.112 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
3.112 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
3.112 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.112 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.112 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.112 * [taylor]: Taking taylor expansion of y in y
3.112 * [backup-simplify]: Simplify 0 into 0
3.112 * [backup-simplify]: Simplify 1 into 1
3.112 * [backup-simplify]: Simplify (* 1 1) into 1
3.112 * [backup-simplify]: Simplify (* 1 1) into 1
3.113 * [backup-simplify]: Simplify (/ 1 1) into 1
3.113 * [backup-simplify]: Simplify (- 1) into -1
3.113 * [backup-simplify]: Simplify -1 into -1
3.113 * [backup-simplify]: Simplify 1 into 1
3.114 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.114 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.115 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.115 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.115 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.115 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.116 * [backup-simplify]: Simplify (- 0) into 0
3.116 * [backup-simplify]: Simplify (+ 0 0) into 0
3.116 * [taylor]: Taking taylor expansion of 0 in y
3.116 * [backup-simplify]: Simplify 0 into 0
3.116 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.117 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.117 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.117 * [backup-simplify]: Simplify (- 0) into 0
3.117 * [backup-simplify]: Simplify 0 into 0
3.117 * [backup-simplify]: Simplify 0 into 0
3.117 * [backup-simplify]: Simplify 0 into 0
3.119 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.120 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.121 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.122 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.122 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.123 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.123 * [backup-simplify]: Simplify (- 0) into 0
3.124 * [backup-simplify]: Simplify (+ 0 0) into 0
3.124 * [taylor]: Taking taylor expansion of 0 in y
3.124 * [backup-simplify]: Simplify 0 into 0
3.125 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.126 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.127 * [backup-simplify]: Simplify (- 0) into 0
3.127 * [backup-simplify]: Simplify 0 into 0
3.127 * [backup-simplify]: Simplify 0 into 0
3.127 * [backup-simplify]: Simplify 0 into 0
3.127 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
3.128 * * * [progress]: simplifying candidates
3.128 * * * * [progress]: [ 1 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (log1p (expm1 (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 2 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (expm1 (log1p (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 3 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
3.128 * * * * [progress]: [ 4 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
3.128 * * * * [progress]: [ 5 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
3.128 * * * * [progress]: [ 6 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (+ (+ (log y) (log y)) (log (- (* y y)))))))>
3.128 * * * * [progress]: [ 7 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (+ (log (* y y)) (log (- (* y y)))))))>
3.128 * * * * [progress]: [ 8 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (log (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 9 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (log (exp (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 10 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) y) (* (* y y) y)) (* (* (- (* y y)) (- (* y y))) (- (* y y)))))))>
3.128 * * * * [progress]: [ 11 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) (* y y)) (* y y)) (* (* (- (* y y)) (- (* y y))) (- (* y y)))))))>
3.128 * * * * [progress]: [ 12 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (cbrt (* (* y y) (- (* y y)))) (cbrt (* (* y y) (- (* y y))))) (cbrt (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 13 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 14 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (sqrt (* (* y y) (- (* y y)))) (sqrt (* (* y y) (- (* y y)))))))>
3.128 * * * * [progress]: [ 15 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* 1 (* (* y y) (- (* y y))))))>
3.128 * * * * [progress]: [ 16 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* y (sqrt (- (* y y)))) (* y (sqrt (- (* y y)))))))>
3.129 * * * * [progress]: [ 17 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
3.129 * * * * [progress]: [ 18 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y))))) (cbrt (- (* y y))))))>
3.129 * * * * [progress]: [ 19 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (sqrt (- (* y y)))) (sqrt (- (* y y))))))>
3.129 * * * * [progress]: [ 20 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) 1) (- (* y y)))))>
3.129 * * * * [progress]: [ 21 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) -1) (* y y))))>
3.129 * * * * [progress]: [ 22 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (- y)) y)))>
3.129 * * * * [progress]: [ 23 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) y) (- y))))>
3.129 * * * * [progress]: [ 24 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* y (* y (- (* y y))))))>
3.129 * * * * [progress]: [ 25 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (posit16->real (real->posit16 (* (* y y) (- (* y y)))))))>
3.129 * * * * [progress]: [ 26 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (- (* y y)) (* y y))))>
3.129 * * * * [progress]: [ 27 / 55 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.129 * * * * [progress]: [ 28 / 55 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.129 * * * * [progress]: [ 29 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (* (* y y) (- (* y y)))))>
3.129 * * * * [progress]: [ 30 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (* (* y y) (- (* y y)))))>
3.129 * * * * [progress]: [ 31 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (* (* y y) (- (* y y)))))>
3.129 * * * * [progress]: [ 32 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (* (* y y) (- (* y y)))))>
3.129 * * * * [progress]: [ 33 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (* (* y y) (- (* y y)))))>
3.129 * * * * [progress]: [ 34 / 55 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (* (* y y) (- (* y y)))))>
3.130 * * * * [progress]: [ 35 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (* (* y y) (- (* y y)))))>
3.130 * * * * [progress]: [ 36 / 55 ] simplifiying candidate #<alt (λ (x y) (log (* (exp (pow x 4)) (exp (* (* y y) (- (* y y)))))))>
3.130 * * * * [progress]: [ 37 / 55 ] simplifiying candidate #<alt (λ (x y) (pow (+ (pow x 4) (* (* y y) (- (* y y)))) 1))>
3.130 * * * * [progress]: [ 38 / 55 ] simplifiying candidate #<alt (λ (x y) (exp (log (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.130 * * * * [progress]: [ 39 / 55 ] simplifiying candidate #<alt (λ (x y) (log (exp (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.130 * * * * [progress]: [ 40 / 55 ] 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)))))))>
3.130 * * * * [progress]: [ 41 / 55 ] 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)))))))>
3.130 * * * * [progress]: [ 42 / 55 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (+ (pow x 4) (* (* y y) (- (* y y))))) (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.130 * * * * [progress]: [ 43 / 55 ] 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))))))))>
3.130 * * * * [progress]: [ 44 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
3.130 * * * * [progress]: [ 45 / 55 ] simplifiying candidate #<alt (λ (x y) (* 1 (+ (pow x 4) (* (* y y) (- (* y y))))))>
3.130 * * * * [progress]: [ 46 / 55 ] 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))))))>
3.130 * * * * [progress]: [ 47 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
3.130 * * * * [progress]: [ 48 / 55 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.130 * * * * [progress]: [ 49 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (* (* y y) (- (* y y))) (pow x 4)))>
3.130 * * * * [progress]: [ 50 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
3.130 * * * * [progress]: [ 51 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
3.130 * * * * [progress]: [ 52 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
3.130 * * * * [progress]: [ 53 / 55 ] simplifiying candidate #<alt (λ (x y) 0)>
3.131 * * * * [progress]: [ 54 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.131 * * * * [progress]: [ 55 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.131 * [simplify]: Simplifying:
  (expm1 (* (* y y) (- (* y y))))
  (log1p (* (* y y) (- (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (+ (+ (log y) (log y)) (log (- (* y 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))))
  (* (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 (sqrt (- (* y y))))
  (* y (sqrt (- (* y y))))
  (* (* y y) (* y y))
  (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y)))))
  (* (* y y) (sqrt (- (* y y))))
  (* (* y y) 1)
  (* (* y y) -1)
  (* (* y y) (- y))
  (* (* y y) y)
  (* y (- (* y y)))
  (real->posit16 (* (* y y) (- (* y y))))
  (expm1 (+ (pow x 4) (* (* y y) (- (* y y)))))
  (log1p (+ (pow x 4) (* (* 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))))
  (real->posit16 (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* -1 (pow y 4))
  (* -1 (pow y 4))
  (* -1 (pow y 4))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
3.133 * * [simplify]: iteration 1: (71 enodes)
3.166 * * [simplify]: iteration 2: (199 enodes)
3.274 * * [simplify]: iteration 3: (647 enodes)
3.867 * * [simplify]: iteration 4: (1960 enodes)
8.367 * * [simplify]: Extracting #0: cost 33 inf + 0
8.368 * * [simplify]: Extracting #1: cost 268 inf + 1
8.373 * * [simplify]: Extracting #2: cost 651 inf + 4795
8.383 * * [simplify]: Extracting #3: cost 640 inf + 24342
8.399 * * [simplify]: Extracting #4: cost 458 inf + 81601
8.470 * * [simplify]: Extracting #5: cost 158 inf + 177599
8.576 * * [simplify]: Extracting #6: cost 4 inf + 226814
8.695 * * [simplify]: Extracting #7: cost 0 inf + 225382
8.816 * [simplify]: Simplified to:
  (expm1 (* (* y y) (- (* y y))))
  (log1p (* (* y y) (- (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (log (* (* y y) (- (* y y))))
  (log (* (* y y) (- (* 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)))))
  (* (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 (sqrt (- (* y y))))
  (* y (sqrt (- (* y y))))
  (* (* y y) (* y y))
  (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y)))))
  (* (sqrt (- (* y y))) (* y y))
  (* y y)
  (- (* y y))
  (* (- (* y y)) y)
  (* y (* y y))
  (* (- (* y y)) y)
  (real->posit16 (* (* y y) (- (* y y))))
  (expm1 (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (log1p (- (* (* 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))) (* (* x x) (* (* x x) (* x x)))) (* (* (* y (* y y)) (* y (* y y))) (* (* y (* y y)) (* y (* y y)))))
  (fma (* (* x x) (* x x)) (* (* y y) (* y y)) (fma (* (* 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)) (* (* y y) (* y y))))
  (fma (* x x) (* x x) (* (* y y) (* y y)))
  (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)))
8.818 * * * [progress]: adding candidates to table
9.373 * [progress]: [Phase 3 of 3] Extracting.
9.373 * * [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)))))>)
9.375 * * * [regime-changes]: Trying 5 branch expressions: (y (pow y 4) x (pow x 4) (- (pow x 4) (pow y 4)))
9.375 * * * * [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)))))>)
9.404 * * * * [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)))))>)
9.429 * * * * [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)))))>)
9.465 * * * * [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)))))>)
9.507 * * * * [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)))))>)
9.539 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
9.540 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
9.540 * * [simplify]: iteration 1: (6 enodes)
9.541 * * [simplify]: Extracting #0: cost 1 inf + 0
9.541 * * [simplify]: Extracting #1: cost 3 inf + 0
9.541 * * [simplify]: Extracting #2: cost 6 inf + 0
9.541 * * [simplify]: Extracting #3: cost 2 inf + 215
9.541 * * [simplify]: Extracting #4: cost 0 inf + 890
9.541 * [simplify]: Simplified to:
  (- (pow x 4) (pow y 4))
12.088 * [regime-testing]: Baseline error score: 0.0018752344043005376
12.093 * [regime-testing]: Oracle error score: 0.0016252031503937992
12.098 * [regime-testing]: End program error score: 0.0018752344043005376