13.065 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.082 * * * [progress]: [2/2] Setting up program.
0.086 * [progress]: [Phase 2 of 3] Improving.
0.087 * [simplify]: Simplifying:
  (- (pow x 4.0) (pow y 4.0))
0.087 * * [simplify]: Extracting # 0 : cost  0
0.087 * * [simplify]: Extracting # 1 : cost  0
0.087 * * [simplify]: Extracting # 2 : cost  0
0.087 * * [simplify]: Extracting # 3 : cost  0
0.087 * * [simplify]: Extracting # 4 : cost  0
0.087 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.090 * * [simplify]: Extracting # 0 : cost  0
0.090 * * [simplify]: Extracting # 1 : cost  0
0.090 * * [simplify]: Extracting # 2 : cost  0
0.090 * * [simplify]: Extracting # 3 : cost  0
0.090 * * [simplify]: Extracting # 4 : cost  0
0.090 * * [simplify]: iteration  1 :  14  enodes  (cost  7 )
0.096 * * [simplify]: Extracting # 0 : cost  0
0.096 * * [simplify]: Extracting # 1 : cost  0
0.096 * * [simplify]: Extracting # 2 : cost  0
0.096 * * [simplify]: Extracting # 3 : cost  0
0.096 * * [simplify]: Extracting # 4 : cost  0
0.096 * * [simplify]: iteration  2 :  30  enodes  (cost  7 )
0.109 * * [simplify]: Extracting # 0 : cost  0
0.109 * * [simplify]: Extracting # 1 : cost  0
0.110 * * [simplify]: Extracting # 2 : cost  0
0.110 * * [simplify]: Extracting # 3 : cost  0
0.110 * * [simplify]: Extracting # 4 : cost  0
0.110 * * [simplify]: iteration  3 :  74  enodes  (cost  7 )
0.149 * * [simplify]: Extracting # 0 : cost  0
0.150 * * [simplify]: Extracting # 1 : cost  0
0.150 * * [simplify]: Extracting # 2 : cost  0
0.151 * * [simplify]: Extracting # 3 : cost  0
0.151 * * [simplify]: Extracting # 4 : cost  0
0.151 * * [simplify]: iteration  4 :  218  enodes  (cost  7 )
0.303 * * [simplify]: Extracting # 0 : cost  0
0.304 * * [simplify]: Extracting # 1 : cost  0
0.306 * * [simplify]: Extracting # 2 : cost  0
0.307 * * [simplify]: Extracting # 3 : cost  0
0.308 * * [simplify]: Extracting # 4 : cost  0
0.309 * * [simplify]: Extracting # 5 : cost  0
0.310 * * [simplify]: iteration  5 :  1141  enodes  (cost  7 )
1.306 * * [simplify]: Extracting # 0 : cost  0
1.315 * * [simplify]: Extracting # 1 : cost  0
1.322 * * [simplify]: Extracting # 2 : cost  0
1.328 * * [simplify]: Extracting # 3 : cost  0
1.338 * * [simplify]: Extracting # 4 : cost  0
1.349 * * [simplify]: iteration done:  5001  enodes  (cost  7 )
1.350 * [simplify]: Simplified to:
  (- (pow x 4.0) (pow y 4.0))
1.350 * * [progress]: iteration 1 / 4
1.350 * * * [progress]: picking best candidate
1.361 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>
1.361 * * * [progress]: localizing error
1.376 * * * [progress]: generating rewritten candidates
1.376 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.408 * * * [progress]: generating series expansions
1.408 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.409 * [backup-simplify]: Simplify (- (pow x 4.0) (pow y 4.0)) into (- (pow x 4) (pow y 4))
1.409 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
1.409 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
1.409 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.409 * [taylor]: Taking taylor expansion of x in y
1.409 * [backup-simplify]: Simplify x into x
1.409 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.409 * [taylor]: Taking taylor expansion of y in y
1.409 * [backup-simplify]: Simplify 0 into 0
1.409 * [backup-simplify]: Simplify 1 into 1
1.409 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
1.409 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.409 * [taylor]: Taking taylor expansion of x in x
1.409 * [backup-simplify]: Simplify 0 into 0
1.409 * [backup-simplify]: Simplify 1 into 1
1.409 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.409 * [taylor]: Taking taylor expansion of y in x
1.409 * [backup-simplify]: Simplify y into y
1.409 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
1.409 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.409 * [taylor]: Taking taylor expansion of x in x
1.409 * [backup-simplify]: Simplify 0 into 0
1.409 * [backup-simplify]: Simplify 1 into 1
1.409 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.409 * [taylor]: Taking taylor expansion of y in x
1.409 * [backup-simplify]: Simplify y into y
1.409 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.409 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.410 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
1.410 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
1.410 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
1.410 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.410 * [taylor]: Taking taylor expansion of y in y
1.410 * [backup-simplify]: Simplify 0 into 0
1.410 * [backup-simplify]: Simplify 1 into 1
1.410 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.410 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.411 * [backup-simplify]: Simplify (- 0) into 0
1.411 * [backup-simplify]: Simplify (+ 0 0) into 0
1.411 * [taylor]: Taking taylor expansion of 0 in y
1.411 * [backup-simplify]: Simplify 0 into 0
1.411 * [backup-simplify]: Simplify 0 into 0
1.411 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.412 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.412 * [backup-simplify]: Simplify (- 0) into 0
1.412 * [backup-simplify]: Simplify (+ 0 0) into 0
1.412 * [taylor]: Taking taylor expansion of 0 in y
1.412 * [backup-simplify]: Simplify 0 into 0
1.412 * [backup-simplify]: Simplify 0 into 0
1.412 * [backup-simplify]: Simplify 0 into 0
1.413 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
1.413 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
1.414 * [backup-simplify]: Simplify (- 0) into 0
1.414 * [backup-simplify]: Simplify (+ 0 0) into 0
1.414 * [taylor]: Taking taylor expansion of 0 in y
1.414 * [backup-simplify]: Simplify 0 into 0
1.414 * [backup-simplify]: Simplify 0 into 0
1.414 * [backup-simplify]: Simplify 0 into 0
1.414 * [backup-simplify]: Simplify 0 into 0
1.414 * [backup-simplify]: Simplify 0 into 0
1.414 * [backup-simplify]: Simplify (- (pow (/ 1 x) 4.0) (pow (/ 1 y) 4.0)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
1.414 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
1.414 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
1.414 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
1.414 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.415 * [taylor]: Taking taylor expansion of x in y
1.415 * [backup-simplify]: Simplify x into x
1.415 * [backup-simplify]: Simplify (* x x) into (pow x 2)
1.415 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
1.415 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
1.415 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.415 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.415 * [taylor]: Taking taylor expansion of y in y
1.415 * [backup-simplify]: Simplify 0 into 0
1.415 * [backup-simplify]: Simplify 1 into 1
1.415 * [backup-simplify]: Simplify (* 1 1) into 1
1.415 * [backup-simplify]: Simplify (* 1 1) into 1
1.416 * [backup-simplify]: Simplify (/ 1 1) into 1
1.416 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.416 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.416 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.416 * [taylor]: Taking taylor expansion of x in x
1.416 * [backup-simplify]: Simplify 0 into 0
1.416 * [backup-simplify]: Simplify 1 into 1
1.416 * [backup-simplify]: Simplify (* 1 1) into 1
1.416 * [backup-simplify]: Simplify (* 1 1) into 1
1.416 * [backup-simplify]: Simplify (/ 1 1) into 1
1.416 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.416 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.416 * [taylor]: Taking taylor expansion of y in x
1.416 * [backup-simplify]: Simplify y into y
1.417 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.417 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.417 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.417 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.417 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.417 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.417 * [taylor]: Taking taylor expansion of x in x
1.417 * [backup-simplify]: Simplify 0 into 0
1.417 * [backup-simplify]: Simplify 1 into 1
1.417 * [backup-simplify]: Simplify (* 1 1) into 1
1.417 * [backup-simplify]: Simplify (* 1 1) into 1
1.418 * [backup-simplify]: Simplify (/ 1 1) into 1
1.418 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.418 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.418 * [taylor]: Taking taylor expansion of y in x
1.418 * [backup-simplify]: Simplify y into y
1.418 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.418 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.418 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.418 * [backup-simplify]: Simplify (+ 1 0) into 1
1.418 * [taylor]: Taking taylor expansion of 1 in y
1.418 * [backup-simplify]: Simplify 1 into 1
1.419 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.419 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.419 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.420 * [backup-simplify]: Simplify (+ 0 0) into 0
1.420 * [taylor]: Taking taylor expansion of 0 in y
1.420 * [backup-simplify]: Simplify 0 into 0
1.420 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.421 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.421 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.421 * [backup-simplify]: Simplify (+ 0 0) into 0
1.421 * [taylor]: Taking taylor expansion of 0 in y
1.421 * [backup-simplify]: Simplify 0 into 0
1.422 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.423 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.423 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.423 * [backup-simplify]: Simplify (+ 0 0) into 0
1.423 * [taylor]: Taking taylor expansion of 0 in y
1.423 * [backup-simplify]: Simplify 0 into 0
1.424 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.425 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.425 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.425 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
1.426 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
1.426 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
1.426 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.426 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.426 * [taylor]: Taking taylor expansion of y in y
1.426 * [backup-simplify]: Simplify 0 into 0
1.426 * [backup-simplify]: Simplify 1 into 1
1.426 * [backup-simplify]: Simplify (* 1 1) into 1
1.426 * [backup-simplify]: Simplify (* 1 1) into 1
1.426 * [backup-simplify]: Simplify (/ 1 1) into 1
1.427 * [backup-simplify]: Simplify (- 1) into -1
1.427 * [backup-simplify]: Simplify -1 into -1
1.427 * [backup-simplify]: Simplify 1 into 1
1.428 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.428 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.429 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.429 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.429 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.429 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
1.430 * [backup-simplify]: Simplify (- 0) into 0
1.430 * [backup-simplify]: Simplify (+ 0 0) into 0
1.430 * [taylor]: Taking taylor expansion of 0 in y
1.430 * [backup-simplify]: Simplify 0 into 0
1.430 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.431 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.431 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.431 * [backup-simplify]: Simplify (- 0) into 0
1.431 * [backup-simplify]: Simplify 0 into 0
1.432 * [backup-simplify]: Simplify 0 into 0
1.432 * [backup-simplify]: Simplify 0 into 0
1.432 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.433 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.434 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.434 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.435 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.435 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
1.435 * [backup-simplify]: Simplify (- 0) into 0
1.435 * [backup-simplify]: Simplify (+ 0 0) into 0
1.435 * [taylor]: Taking taylor expansion of 0 in y
1.435 * [backup-simplify]: Simplify 0 into 0
1.436 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.436 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.437 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.437 * [backup-simplify]: Simplify (- 0) into 0
1.437 * [backup-simplify]: Simplify 0 into 0
1.437 * [backup-simplify]: Simplify 0 into 0
1.437 * [backup-simplify]: Simplify 0 into 0
1.437 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
1.438 * [backup-simplify]: Simplify (- (pow (/ 1 (- x)) 4.0) (pow (/ 1 (- y)) 4.0)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
1.438 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
1.438 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
1.438 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
1.438 * [taylor]: Taking taylor expansion of (pow x 4) in y
1.438 * [taylor]: Taking taylor expansion of x in y
1.438 * [backup-simplify]: Simplify x into x
1.438 * [backup-simplify]: Simplify (* x x) into (pow x 2)
1.438 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
1.438 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
1.438 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.438 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.438 * [taylor]: Taking taylor expansion of y in y
1.438 * [backup-simplify]: Simplify 0 into 0
1.438 * [backup-simplify]: Simplify 1 into 1
1.439 * [backup-simplify]: Simplify (* 1 1) into 1
1.439 * [backup-simplify]: Simplify (* 1 1) into 1
1.439 * [backup-simplify]: Simplify (/ 1 1) into 1
1.439 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.439 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.439 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.439 * [taylor]: Taking taylor expansion of x in x
1.439 * [backup-simplify]: Simplify 0 into 0
1.439 * [backup-simplify]: Simplify 1 into 1
1.439 * [backup-simplify]: Simplify (* 1 1) into 1
1.440 * [backup-simplify]: Simplify (* 1 1) into 1
1.440 * [backup-simplify]: Simplify (/ 1 1) into 1
1.440 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.440 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.440 * [taylor]: Taking taylor expansion of y in x
1.440 * [backup-simplify]: Simplify y into y
1.440 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.440 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.440 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.440 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
1.440 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
1.440 * [taylor]: Taking taylor expansion of (pow x 4) in x
1.440 * [taylor]: Taking taylor expansion of x in x
1.440 * [backup-simplify]: Simplify 0 into 0
1.440 * [backup-simplify]: Simplify 1 into 1
1.441 * [backup-simplify]: Simplify (* 1 1) into 1
1.441 * [backup-simplify]: Simplify (* 1 1) into 1
1.441 * [backup-simplify]: Simplify (/ 1 1) into 1
1.441 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
1.441 * [taylor]: Taking taylor expansion of (pow y 4) in x
1.441 * [taylor]: Taking taylor expansion of y in x
1.441 * [backup-simplify]: Simplify y into y
1.441 * [backup-simplify]: Simplify (* y y) into (pow y 2)
1.441 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
1.441 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
1.442 * [backup-simplify]: Simplify (+ 1 0) into 1
1.442 * [taylor]: Taking taylor expansion of 1 in y
1.442 * [backup-simplify]: Simplify 1 into 1
1.442 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.443 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.443 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.443 * [backup-simplify]: Simplify (+ 0 0) into 0
1.443 * [taylor]: Taking taylor expansion of 0 in y
1.443 * [backup-simplify]: Simplify 0 into 0
1.444 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.444 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.445 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.445 * [backup-simplify]: Simplify (+ 0 0) into 0
1.445 * [taylor]: Taking taylor expansion of 0 in y
1.445 * [backup-simplify]: Simplify 0 into 0
1.446 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.446 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.447 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.447 * [backup-simplify]: Simplify (+ 0 0) into 0
1.447 * [taylor]: Taking taylor expansion of 0 in y
1.447 * [backup-simplify]: Simplify 0 into 0
1.448 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.449 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.449 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.449 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
1.449 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
1.449 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
1.449 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
1.449 * [taylor]: Taking taylor expansion of (pow y 4) in y
1.449 * [taylor]: Taking taylor expansion of y in y
1.450 * [backup-simplify]: Simplify 0 into 0
1.450 * [backup-simplify]: Simplify 1 into 1
1.450 * [backup-simplify]: Simplify (* 1 1) into 1
1.450 * [backup-simplify]: Simplify (* 1 1) into 1
1.450 * [backup-simplify]: Simplify (/ 1 1) into 1
1.450 * [backup-simplify]: Simplify (- 1) into -1
1.451 * [backup-simplify]: Simplify -1 into -1
1.451 * [backup-simplify]: Simplify 1 into 1
1.457 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.459 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.460 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.460 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
1.461 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
1.461 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
1.462 * [backup-simplify]: Simplify (- 0) into 0
1.462 * [backup-simplify]: Simplify (+ 0 0) into 0
1.462 * [taylor]: Taking taylor expansion of 0 in y
1.462 * [backup-simplify]: Simplify 0 into 0
1.463 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.464 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.465 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.465 * [backup-simplify]: Simplify (- 0) into 0
1.465 * [backup-simplify]: Simplify 0 into 0
1.465 * [backup-simplify]: Simplify 0 into 0
1.465 * [backup-simplify]: Simplify 0 into 0
1.467 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.468 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.469 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.470 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
1.471 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
1.471 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
1.471 * [backup-simplify]: Simplify (- 0) into 0
1.472 * [backup-simplify]: Simplify (+ 0 0) into 0
1.472 * [taylor]: Taking taylor expansion of 0 in y
1.472 * [backup-simplify]: Simplify 0 into 0
1.473 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.474 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.475 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.475 * [backup-simplify]: Simplify (- 0) into 0
1.475 * [backup-simplify]: Simplify 0 into 0
1.475 * [backup-simplify]: Simplify 0 into 0
1.475 * [backup-simplify]: Simplify 0 into 0
1.476 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
1.476 * * * [progress]: simplifying candidates
1.480 * [simplify]: Simplifying:
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow (sqrt x) 4.0) (pow (sqrt x) 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow 1 4.0) (pow x 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (* (cbrt (pow x 4.0)) (cbrt (pow x 4.0))) (cbrt (pow x 4.0)) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (sqrt (pow x 4.0)) (sqrt (pow x 4.0)) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma 1 (pow x 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma 1 (pow x 4.0) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma 1 (pow x 4.0) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma 1 (pow x 4.0) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma 1 (pow x 4.0) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma 1 (pow x 4.0) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma 1 (pow x 4.0) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0))))
  (fma (- (pow (sqrt y) 4.0)) (pow (sqrt y) 4.0) (* (pow (sqrt y) 4.0) (pow (sqrt y) 4.0)))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow y 4.0) (pow 1 4.0))))
  (fma (- (pow y 4.0)) (pow 1 4.0) (* (pow y 4.0) (pow 1 4.0)))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))))))
  (fma (- (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0))) (* (cbrt (pow y 4.0)) (* (cbrt (pow y 4.0)) (cbrt (pow y 4.0)))))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0)))))
  (fma (- (sqrt (pow y 4.0))) (sqrt (pow y 4.0)) (* (sqrt (pow y 4.0)) (sqrt (pow y 4.0))))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow y 4.0) 1)))
  (fma (- (pow y 4.0)) 1 (* (pow y 4.0) 1))
  (fma (pow x (/ 4.0 2)) (pow x (/ 4.0 2)) (- (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2)))))
  (fma (- (pow y (/ 4.0 2))) (pow y (/ 4.0 2)) (* (pow y (/ 4.0 2)) (pow y (/ 4.0 2))))
  (expm1 (- (pow x 4.0) (pow y 4.0)))
  (log1p (- (pow x 4.0) (pow y 4.0)))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (/ (exp (pow x 4.0)) (exp (pow y 4.0)))
  (log (- (pow x 4.0) (pow y 4.0)))
  (exp (- (pow x 4.0) (pow y 4.0)))
  (* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
  (cbrt (- (pow x 4.0) (pow y 4.0)))
  (* (* (- (pow x 4.0) (pow y 4.0)) (- (pow x 4.0) (pow y 4.0))) (- (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (- (pow (pow x 4.0) 3) (pow (pow y 4.0) 3))
  (+ (* (pow x 4.0) (pow x 4.0)) (+ (* (pow y 4.0) (pow y 4.0)) (* (pow x 4.0) (pow y 4.0))))
  (- (pow y 4.0))
  (- (* (pow x 4.0) (pow x 4.0)) (* (pow y 4.0) (pow y 4.0)))
  (+ (pow x 4.0) (pow y 4.0))
  (+ (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (- (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (+ (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (- (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (+ (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (- (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (+ (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (- (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (+ (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (- (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (+ (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (- (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (+ (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
1.487 * * [simplify]: Extracting # 0 : cost  0
1.487 * * [simplify]: Extracting # 1 : cost  0
1.488 * * [simplify]: Extracting # 2 : cost  0
1.488 * * [simplify]: Extracting # 3 : cost  0
1.489 * * [simplify]: Extracting # 4 : cost  0
1.489 * * [simplify]: Extracting # 5 : cost  0
1.490 * * [simplify]: Extracting # 6 : cost  0
1.490 * * [simplify]: Extracting # 7 : cost  0
1.491 * * [simplify]: Extracting # 8 : cost  0
1.491 * * [simplify]: iteration  0 :  152  enodes  (cost  2374 )
1.554 * * [simplify]: Extracting # 0 : cost  0
1.555 * * [simplify]: Extracting # 1 : cost  0
1.556 * * [simplify]: Extracting # 2 : cost  0
1.556 * * [simplify]: Extracting # 3 : cost  0
1.557 * * [simplify]: Extracting # 4 : cost  0
1.557 * * [simplify]: iteration  1 :  328  enodes  (cost  1705 )
1.697 * * [simplify]: Extracting # 0 : cost  0
1.703 * * [simplify]: Extracting # 1 : cost  0
1.705 * * [simplify]: Extracting # 2 : cost  0
1.706 * * [simplify]: Extracting # 3 : cost  0
1.708 * * [simplify]: Extracting # 4 : cost  0
1.709 * * [simplify]: iteration  2 :  1002  enodes  (cost  1361 )
2.499 * * [simplify]: Extracting # 0 : cost  0
2.508 * * [simplify]: Extracting # 1 : cost  0
2.514 * * [simplify]: Extracting # 2 : cost  0
2.519 * * [simplify]: Extracting # 3 : cost  0
2.524 * * [simplify]: Extracting # 4 : cost  0
2.530 * * [simplify]: iteration done:  5001  enodes  (cost  1165 )
2.530 * [simplify]: Simplified to:
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0))))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (fma (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0) (- (pow (sqrt y) (* 2 4.0))))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  0
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  0
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  0
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  0
  (- (* (pow (* (cbrt x) (cbrt x)) 4.0) (pow (cbrt x) 4.0)) (pow y 4.0))
  0
  (- (pow (sqrt x) (* 2 4.0)) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0)))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  0
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  0
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  0
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  0
  (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0))
  0
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (fma (- (pow (cbrt y) 4.0)) (pow (* (cbrt y) (cbrt y)) 4.0) (pow (cbrt (pow x 4.0)) 3))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow (cbrt (pow x 4.0)) 3) (pow (sqrt y) (* 2 4.0)))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow (cbrt (pow x 4.0)) 3) (pow y 4.0))
  0
  (- (pow (cbrt (pow x 4.0)) 3) (pow y 4.0))
  0
  (- (pow (cbrt (pow x 4.0)) 3) (pow y 4.0))
  0
  (- (pow (cbrt (pow x 4.0)) 3) (pow y 4.0))
  0
  (- (pow (cbrt (pow x 4.0)) 3) (pow y 4.0))
  0
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (* (pow (cbrt y) 4.0) (pow (* (cbrt y) (cbrt y)) 4.0)))
  (* (pow (* (cbrt y) (cbrt y)) 4.0) (+ (- (pow (cbrt y) 4.0)) (pow (cbrt y) 4.0)))
  (- (pow x 4.0) (pow (sqrt y) (* 2 4.0)))
  (+ (- (pow (sqrt y) (* 2 4.0))) (pow (sqrt y) (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4.0) (pow y 4.0))
  0
  (expm1 (- (pow x 4.0) (pow y 4.0)))
  (log1p (- (pow x 4.0) (pow y 4.0)))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (- (pow y 4.0))
  (exp (- (pow x 4.0) (pow y 4.0)))
  (log (- (pow x 4.0) (pow y 4.0)))
  (exp (- (pow x 4.0) (pow y 4.0)))
  (* (cbrt (- (pow x 4.0) (pow y 4.0))) (cbrt (- (pow x 4.0) (pow y 4.0))))
  (cbrt (- (pow x 4.0) (pow y 4.0)))
  (pow (- (pow x 4.0) (pow y 4.0)) 3)
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x 4.0) (pow y 4.0)))
  (- (pow (pow x 4.0) 3) (pow (pow y 4.0) 3))
  (fma (pow y 4.0) (+ (pow y 4.0) (pow x 4.0)) (pow x (* 2 4.0)))
  (- (pow y 4.0))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (+ (pow x 4.0) (pow y 4.0))
  (+ (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (- (pow (sqrt x) 4.0) (pow (sqrt y) 4.0))
  (+ (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (- (pow (sqrt x) 4.0) (sqrt (pow y 4.0)))
  (+ (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (- (pow (sqrt x) 4.0) (pow y (/ 4.0 2)))
  (+ (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (- (sqrt (pow x 4.0)) (pow (sqrt y) 4.0))
  (+ (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (- (sqrt (pow x 4.0)) (sqrt (pow y 4.0)))
  (+ (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (- (sqrt (pow x 4.0)) (pow y (/ 4.0 2)))
  (+ (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (- (pow x (/ 4.0 2)) (pow (sqrt y) 4.0))
  (+ (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (- (pow x (/ 4.0 2)) (sqrt (pow y 4.0)))
  (+ (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x (/ 4.0 2)) (pow y (/ 4.0 2)))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow x 4.0) (pow y 4.0))
  (- (pow y 4.0))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
2.531 * * * [progress]: adding candidates to table
2.749 * * [progress]: iteration 2 / 4
2.749 * * * [progress]: picking best candidate
2.752 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))>
2.752 * * * [progress]: localizing error
2.767 * * * [progress]: generating rewritten candidates
2.767 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.904 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
2.956 * * * [progress]: generating series expansions
2.957 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.959 * [backup-simplify]: Simplify (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))) into (/ (- (pow x 8) (pow y 8)) (+ (pow x 4) (pow y 4)))
2.959 * [approximate]: Taking taylor expansion of (/ (- (pow x 8) (pow y 8)) (+ (pow x 4) (pow y 4))) in (x y) around 0
2.959 * [taylor]: Taking taylor expansion of (/ (- (pow x 8) (pow y 8)) (+ (pow x 4) (pow y 4))) in y
2.959 * [taylor]: Taking taylor expansion of (- (pow x 8) (pow y 8)) in y
2.959 * [taylor]: Taking taylor expansion of (pow x 8) in y
2.959 * [taylor]: Taking taylor expansion of x in y
2.959 * [backup-simplify]: Simplify x into x
2.959 * [taylor]: Taking taylor expansion of (pow y 8) in y
2.960 * [taylor]: Taking taylor expansion of y in y
2.960 * [backup-simplify]: Simplify 0 into 0
2.960 * [backup-simplify]: Simplify 1 into 1
2.960 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in y
2.960 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.960 * [taylor]: Taking taylor expansion of x in y
2.960 * [backup-simplify]: Simplify x into x
2.960 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.960 * [taylor]: Taking taylor expansion of y in y
2.960 * [backup-simplify]: Simplify 0 into 0
2.960 * [backup-simplify]: Simplify 1 into 1
2.960 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.960 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.960 * [backup-simplify]: Simplify (* (pow x 4) (pow x 4)) into (pow x 8)
2.961 * [backup-simplify]: Simplify (+ (pow x 8) 0) into (pow x 8)
2.961 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.961 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.961 * [backup-simplify]: Simplify (+ (pow x 4) 0) into (pow x 4)
2.961 * [backup-simplify]: Simplify (/ (pow x 8) (pow x 4)) into (pow x 4)
2.961 * [taylor]: Taking taylor expansion of (/ (- (pow x 8) (pow y 8)) (+ (pow x 4) (pow y 4))) in x
2.961 * [taylor]: Taking taylor expansion of (- (pow x 8) (pow y 8)) in x
2.961 * [taylor]: Taking taylor expansion of (pow x 8) in x
2.961 * [taylor]: Taking taylor expansion of x in x
2.961 * [backup-simplify]: Simplify 0 into 0
2.961 * [backup-simplify]: Simplify 1 into 1
2.961 * [taylor]: Taking taylor expansion of (pow y 8) in x
2.961 * [taylor]: Taking taylor expansion of y in x
2.962 * [backup-simplify]: Simplify y into y
2.962 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in x
2.962 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.962 * [taylor]: Taking taylor expansion of x in x
2.962 * [backup-simplify]: Simplify 0 into 0
2.962 * [backup-simplify]: Simplify 1 into 1
2.962 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.962 * [taylor]: Taking taylor expansion of y in x
2.962 * [backup-simplify]: Simplify y into y
2.962 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.962 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.962 * [backup-simplify]: Simplify (* (pow y 4) (pow y 4)) into (pow y 8)
2.962 * [backup-simplify]: Simplify (- (pow y 8)) into (- (pow y 8))
2.963 * [backup-simplify]: Simplify (+ 0 (- (pow y 8))) into (- (pow y 8))
2.963 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.963 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.963 * [backup-simplify]: Simplify (+ 0 (pow y 4)) into (pow y 4)
2.963 * [backup-simplify]: Simplify (/ (- (pow y 8)) (pow y 4)) into (* -1 (pow y 4))
2.963 * [taylor]: Taking taylor expansion of (/ (- (pow x 8) (pow y 8)) (+ (pow x 4) (pow y 4))) in x
2.963 * [taylor]: Taking taylor expansion of (- (pow x 8) (pow y 8)) in x
2.964 * [taylor]: Taking taylor expansion of (pow x 8) in x
2.964 * [taylor]: Taking taylor expansion of x in x
2.964 * [backup-simplify]: Simplify 0 into 0
2.964 * [backup-simplify]: Simplify 1 into 1
2.964 * [taylor]: Taking taylor expansion of (pow y 8) in x
2.964 * [taylor]: Taking taylor expansion of y in x
2.964 * [backup-simplify]: Simplify y into y
2.964 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in x
2.964 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.964 * [taylor]: Taking taylor expansion of x in x
2.964 * [backup-simplify]: Simplify 0 into 0
2.964 * [backup-simplify]: Simplify 1 into 1
2.964 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.964 * [taylor]: Taking taylor expansion of y in x
2.964 * [backup-simplify]: Simplify y into y
2.964 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.964 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.964 * [backup-simplify]: Simplify (* (pow y 4) (pow y 4)) into (pow y 8)
2.965 * [backup-simplify]: Simplify (- (pow y 8)) into (- (pow y 8))
2.965 * [backup-simplify]: Simplify (+ 0 (- (pow y 8))) into (- (pow y 8))
2.965 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.965 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.965 * [backup-simplify]: Simplify (+ 0 (pow y 4)) into (pow y 4)
2.966 * [backup-simplify]: Simplify (/ (- (pow y 8)) (pow y 4)) into (* -1 (pow y 4))
2.966 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
2.966 * [taylor]: Taking taylor expansion of -1 in y
2.966 * [backup-simplify]: Simplify -1 into -1
2.966 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.966 * [taylor]: Taking taylor expansion of y in y
2.966 * [backup-simplify]: Simplify 0 into 0
2.966 * [backup-simplify]: Simplify 1 into 1
2.966 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.966 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.966 * [backup-simplify]: Simplify (+ (* (pow y 4) 0) (* 0 (pow y 4))) into 0
2.967 * [backup-simplify]: Simplify (- 0) into 0
2.967 * [backup-simplify]: Simplify (+ 0 0) into 0
2.967 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.968 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.968 * [backup-simplify]: Simplify (+ 0 0) into 0
2.969 * [backup-simplify]: Simplify (- (/ 0 (pow y 4)) (+ (* (* -1 (pow y 4)) (/ 0 (pow y 4))))) into 0
2.969 * [taylor]: Taking taylor expansion of 0 in y
2.969 * [backup-simplify]: Simplify 0 into 0
2.969 * [backup-simplify]: Simplify 0 into 0
2.969 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.970 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.970 * [backup-simplify]: Simplify (+ (* (pow y 4) 0) (+ (* 0 0) (* 0 (pow y 4)))) into 0
2.971 * [backup-simplify]: Simplify (- 0) into 0
2.971 * [backup-simplify]: Simplify (+ 0 0) into 0
2.972 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.972 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.973 * [backup-simplify]: Simplify (+ 0 0) into 0
2.973 * [backup-simplify]: Simplify (- (/ 0 (pow y 4)) (+ (* (* -1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
2.973 * [taylor]: Taking taylor expansion of 0 in y
2.973 * [backup-simplify]: Simplify 0 into 0
2.973 * [backup-simplify]: Simplify 0 into 0
2.973 * [backup-simplify]: Simplify 0 into 0
2.973 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
2.974 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
2.975 * [backup-simplify]: Simplify (+ (* (pow y 4) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 4))))) into 0
2.975 * [backup-simplify]: Simplify (- 0) into 0
2.975 * [backup-simplify]: Simplify (+ 0 0) into 0
2.976 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
2.976 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
2.977 * [backup-simplify]: Simplify (+ 0 0) into 0
2.977 * [backup-simplify]: Simplify (- (/ 0 (pow y 4)) (+ (* (* -1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
2.977 * [taylor]: Taking taylor expansion of 0 in y
2.977 * [backup-simplify]: Simplify 0 into 0
2.977 * [backup-simplify]: Simplify 0 into 0
2.977 * [backup-simplify]: Simplify 0 into 0
2.977 * [backup-simplify]: Simplify 0 into 0
2.977 * [backup-simplify]: Simplify 0 into 0
2.978 * [backup-simplify]: Simplify (/ (- (pow (/ 1 x) (* 2 4.0)) (pow (/ 1 y) (* 2 4.0))) (+ (pow (/ 1 x) 4.0) (pow (/ 1 y) 4.0))) into (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))))
2.978 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in (x y) around 0
2.978 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in y
2.978 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) in y
2.978 * [taylor]: Taking taylor expansion of (/ 1 (pow x 8)) in y
2.978 * [taylor]: Taking taylor expansion of (pow x 8) in y
2.978 * [taylor]: Taking taylor expansion of x in y
2.978 * [backup-simplify]: Simplify x into x
2.979 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.979 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.979 * [backup-simplify]: Simplify (* (pow x 4) (pow x 4)) into (pow x 8)
2.979 * [backup-simplify]: Simplify (/ 1 (pow x 8)) into (/ 1 (pow x 8))
2.979 * [taylor]: Taking taylor expansion of (/ 1 (pow y 8)) in y
2.979 * [taylor]: Taking taylor expansion of (pow y 8) in y
2.979 * [taylor]: Taking taylor expansion of y in y
2.979 * [backup-simplify]: Simplify 0 into 0
2.979 * [backup-simplify]: Simplify 1 into 1
2.979 * [backup-simplify]: Simplify (* 1 1) into 1
2.979 * [backup-simplify]: Simplify (* 1 1) into 1
2.980 * [backup-simplify]: Simplify (* 1 1) into 1
2.980 * [backup-simplify]: Simplify (/ 1 1) into 1
2.980 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
2.980 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
2.980 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.980 * [taylor]: Taking taylor expansion of x in y
2.980 * [backup-simplify]: Simplify x into x
2.980 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.980 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.980 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
2.980 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.980 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.981 * [taylor]: Taking taylor expansion of y in y
2.981 * [backup-simplify]: Simplify 0 into 0
2.981 * [backup-simplify]: Simplify 1 into 1
2.981 * [backup-simplify]: Simplify (* 1 1) into 1
2.981 * [backup-simplify]: Simplify (* 1 1) into 1
2.981 * [backup-simplify]: Simplify (/ 1 1) into 1
2.982 * [backup-simplify]: Simplify (- 1) into -1
2.982 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.982 * [backup-simplify]: Simplify (+ 0 1) into 1
2.982 * [backup-simplify]: Simplify (/ -1 1) into -1
2.982 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in x
2.982 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) in x
2.982 * [taylor]: Taking taylor expansion of (/ 1 (pow x 8)) in x
2.983 * [taylor]: Taking taylor expansion of (pow x 8) in x
2.983 * [taylor]: Taking taylor expansion of x in x
2.983 * [backup-simplify]: Simplify 0 into 0
2.983 * [backup-simplify]: Simplify 1 into 1
2.983 * [backup-simplify]: Simplify (* 1 1) into 1
2.983 * [backup-simplify]: Simplify (* 1 1) into 1
2.983 * [backup-simplify]: Simplify (* 1 1) into 1
2.983 * [backup-simplify]: Simplify (/ 1 1) into 1
2.983 * [taylor]: Taking taylor expansion of (/ 1 (pow y 8)) in x
2.984 * [taylor]: Taking taylor expansion of (pow y 8) in x
2.984 * [taylor]: Taking taylor expansion of y in x
2.984 * [backup-simplify]: Simplify y into y
2.984 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.984 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.984 * [backup-simplify]: Simplify (* (pow y 4) (pow y 4)) into (pow y 8)
2.984 * [backup-simplify]: Simplify (/ 1 (pow y 8)) into (/ 1 (pow y 8))
2.984 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.984 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.984 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.984 * [taylor]: Taking taylor expansion of x in x
2.984 * [backup-simplify]: Simplify 0 into 0
2.984 * [backup-simplify]: Simplify 1 into 1
2.984 * [backup-simplify]: Simplify (* 1 1) into 1
2.985 * [backup-simplify]: Simplify (* 1 1) into 1
2.985 * [backup-simplify]: Simplify (/ 1 1) into 1
2.985 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.985 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.985 * [taylor]: Taking taylor expansion of y in x
2.985 * [backup-simplify]: Simplify y into y
2.985 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.985 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.985 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.985 * [backup-simplify]: Simplify (+ 1 0) into 1
2.986 * [backup-simplify]: Simplify (+ 1 0) into 1
2.986 * [backup-simplify]: Simplify (/ 1 1) into 1
2.986 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in x
2.986 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) in x
2.986 * [taylor]: Taking taylor expansion of (/ 1 (pow x 8)) in x
2.986 * [taylor]: Taking taylor expansion of (pow x 8) in x
2.986 * [taylor]: Taking taylor expansion of x in x
2.986 * [backup-simplify]: Simplify 0 into 0
2.986 * [backup-simplify]: Simplify 1 into 1
2.986 * [backup-simplify]: Simplify (* 1 1) into 1
2.986 * [backup-simplify]: Simplify (* 1 1) into 1
2.987 * [backup-simplify]: Simplify (* 1 1) into 1
2.987 * [backup-simplify]: Simplify (/ 1 1) into 1
2.987 * [taylor]: Taking taylor expansion of (/ 1 (pow y 8)) in x
2.987 * [taylor]: Taking taylor expansion of (pow y 8) in x
2.987 * [taylor]: Taking taylor expansion of y in x
2.987 * [backup-simplify]: Simplify y into y
2.987 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.987 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.987 * [backup-simplify]: Simplify (* (pow y 4) (pow y 4)) into (pow y 8)
2.987 * [backup-simplify]: Simplify (/ 1 (pow y 8)) into (/ 1 (pow y 8))
2.987 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.987 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.987 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.987 * [taylor]: Taking taylor expansion of x in x
2.988 * [backup-simplify]: Simplify 0 into 0
2.988 * [backup-simplify]: Simplify 1 into 1
2.988 * [backup-simplify]: Simplify (* 1 1) into 1
2.988 * [backup-simplify]: Simplify (* 1 1) into 1
2.988 * [backup-simplify]: Simplify (/ 1 1) into 1
2.988 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.988 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.988 * [taylor]: Taking taylor expansion of y in x
2.988 * [backup-simplify]: Simplify y into y
2.988 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.988 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.989 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.989 * [backup-simplify]: Simplify (+ 1 0) into 1
2.989 * [backup-simplify]: Simplify (+ 1 0) into 1
2.989 * [backup-simplify]: Simplify (/ 1 1) into 1
2.989 * [taylor]: Taking taylor expansion of 1 in y
2.989 * [backup-simplify]: Simplify 1 into 1
2.990 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.990 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.990 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.991 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.991 * [backup-simplify]: Simplify (+ 0 0) into 0
2.992 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.992 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.992 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.993 * [backup-simplify]: Simplify (+ 0 0) into 0
2.993 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
2.993 * [taylor]: Taking taylor expansion of 0 in y
2.993 * [backup-simplify]: Simplify 0 into 0
2.994 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.994 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.995 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.995 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.995 * [backup-simplify]: Simplify (+ 0 0) into 0
2.996 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.996 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.997 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.997 * [backup-simplify]: Simplify (+ 0 0) into 0
2.997 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.998 * [taylor]: Taking taylor expansion of 0 in y
2.998 * [backup-simplify]: Simplify 0 into 0
2.998 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.999 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.999 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.000 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.000 * [backup-simplify]: Simplify (+ 0 0) into 0
3.001 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.001 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.002 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.002 * [backup-simplify]: Simplify (+ 0 0) into 0
3.002 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.002 * [taylor]: Taking taylor expansion of 0 in y
3.002 * [backup-simplify]: Simplify 0 into 0
3.003 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.004 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.004 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.005 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.005 * [backup-simplify]: Simplify (+ 0 0) into 0
3.006 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.007 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.007 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.007 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 4))) into (/ 1 (pow y 4))
3.009 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ (/ 1 (pow y 4)) 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into (- (/ 1 (pow y 4)))
3.009 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.009 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.009 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.009 * [taylor]: Taking taylor expansion of y in y
3.009 * [backup-simplify]: Simplify 0 into 0
3.009 * [backup-simplify]: Simplify 1 into 1
3.013 * [backup-simplify]: Simplify (* 1 1) into 1
3.013 * [backup-simplify]: Simplify (* 1 1) into 1
3.013 * [backup-simplify]: Simplify (/ 1 1) into 1
3.013 * [backup-simplify]: Simplify (- 1) into -1
3.013 * [backup-simplify]: Simplify -1 into -1
3.014 * [backup-simplify]: Simplify 1 into 1
3.014 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 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 0) (* 0 1)))))) into 0
3.016 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.016 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.017 * [backup-simplify]: Simplify (+ 0 0) into 0
3.018 * [backup-simplify]: Simplify (+ (* 1 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 1)))))) into 0
3.020 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.020 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.021 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.021 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.021 * [backup-simplify]: Simplify (+ 0 0) into 0
3.024 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (pow y 4)) 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* (- (/ 1 (pow y 4))) (/ 0 1)))) into 0
3.024 * [taylor]: Taking taylor expansion of 0 in y
3.024 * [backup-simplify]: Simplify 0 into 0
3.025 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.025 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.026 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.027 * [backup-simplify]: Simplify (- 0) into 0
3.027 * [backup-simplify]: Simplify 0 into 0
3.027 * [backup-simplify]: Simplify 0 into 0
3.027 * [backup-simplify]: Simplify 0 into 0
3.028 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.030 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.032 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.032 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.033 * [backup-simplify]: Simplify (+ 0 0) into 0
3.033 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.034 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.035 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.035 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.036 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.036 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.036 * [backup-simplify]: Simplify (+ 0 0) into 0
3.038 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ (/ 1 (pow y 4)) 1)) (* 0 (/ 0 1)) (* (- (/ 1 (pow y 4))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.038 * [taylor]: Taking taylor expansion of 0 in y
3.038 * [backup-simplify]: Simplify 0 into 0
3.039 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.039 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.040 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.040 * [backup-simplify]: Simplify (- 0) into 0
3.040 * [backup-simplify]: Simplify 0 into 0
3.040 * [backup-simplify]: Simplify 0 into 0
3.040 * [backup-simplify]: Simplify 0 into 0
3.040 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
3.042 * [backup-simplify]: Simplify (/ (- (pow (/ 1 (- x)) (* 2 4.0)) (pow (/ 1 (- y)) (* 2 4.0))) (+ (pow (/ 1 (- x)) 4.0) (pow (/ 1 (- y)) 4.0))) into (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))))
3.042 * [approximate]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in (x y) around 0
3.042 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in y
3.042 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) in y
3.042 * [taylor]: Taking taylor expansion of (/ 1 (pow x 8)) in y
3.042 * [taylor]: Taking taylor expansion of (pow x 8) in y
3.042 * [taylor]: Taking taylor expansion of x in y
3.042 * [backup-simplify]: Simplify x into x
3.042 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.042 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.042 * [backup-simplify]: Simplify (* (pow x 4) (pow x 4)) into (pow x 8)
3.042 * [backup-simplify]: Simplify (/ 1 (pow x 8)) into (/ 1 (pow x 8))
3.042 * [taylor]: Taking taylor expansion of (/ 1 (pow y 8)) in y
3.042 * [taylor]: Taking taylor expansion of (pow y 8) in y
3.042 * [taylor]: Taking taylor expansion of y in y
3.042 * [backup-simplify]: Simplify 0 into 0
3.042 * [backup-simplify]: Simplify 1 into 1
3.042 * [backup-simplify]: Simplify (* 1 1) into 1
3.043 * [backup-simplify]: Simplify (* 1 1) into 1
3.043 * [backup-simplify]: Simplify (* 1 1) into 1
3.043 * [backup-simplify]: Simplify (/ 1 1) into 1
3.043 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.043 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.043 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.043 * [taylor]: Taking taylor expansion of x in y
3.043 * [backup-simplify]: Simplify x into x
3.043 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.043 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.044 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.044 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.044 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.044 * [taylor]: Taking taylor expansion of y in y
3.044 * [backup-simplify]: Simplify 0 into 0
3.044 * [backup-simplify]: Simplify 1 into 1
3.044 * [backup-simplify]: Simplify (* 1 1) into 1
3.044 * [backup-simplify]: Simplify (* 1 1) into 1
3.044 * [backup-simplify]: Simplify (/ 1 1) into 1
3.045 * [backup-simplify]: Simplify (- 1) into -1
3.045 * [backup-simplify]: Simplify (+ 0 -1) into -1
3.045 * [backup-simplify]: Simplify (+ 0 1) into 1
3.045 * [backup-simplify]: Simplify (/ -1 1) into -1
3.045 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in x
3.045 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) in x
3.045 * [taylor]: Taking taylor expansion of (/ 1 (pow x 8)) in x
3.045 * [taylor]: Taking taylor expansion of (pow x 8) in x
3.045 * [taylor]: Taking taylor expansion of x in x
3.045 * [backup-simplify]: Simplify 0 into 0
3.046 * [backup-simplify]: Simplify 1 into 1
3.046 * [backup-simplify]: Simplify (* 1 1) into 1
3.046 * [backup-simplify]: Simplify (* 1 1) into 1
3.046 * [backup-simplify]: Simplify (* 1 1) into 1
3.046 * [backup-simplify]: Simplify (/ 1 1) into 1
3.046 * [taylor]: Taking taylor expansion of (/ 1 (pow y 8)) in x
3.046 * [taylor]: Taking taylor expansion of (pow y 8) in x
3.047 * [taylor]: Taking taylor expansion of y in x
3.047 * [backup-simplify]: Simplify y into y
3.047 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.047 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.047 * [backup-simplify]: Simplify (* (pow y 4) (pow y 4)) into (pow y 8)
3.047 * [backup-simplify]: Simplify (/ 1 (pow y 8)) into (/ 1 (pow y 8))
3.047 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.047 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.047 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.047 * [taylor]: Taking taylor expansion of x in x
3.047 * [backup-simplify]: Simplify 0 into 0
3.047 * [backup-simplify]: Simplify 1 into 1
3.047 * [backup-simplify]: Simplify (* 1 1) into 1
3.048 * [backup-simplify]: Simplify (* 1 1) into 1
3.048 * [backup-simplify]: Simplify (/ 1 1) into 1
3.048 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.048 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.048 * [taylor]: Taking taylor expansion of y in x
3.048 * [backup-simplify]: Simplify y into y
3.048 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.048 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.048 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.048 * [backup-simplify]: Simplify (+ 1 0) into 1
3.049 * [backup-simplify]: Simplify (+ 1 0) into 1
3.049 * [backup-simplify]: Simplify (/ 1 1) into 1
3.049 * [taylor]: Taking taylor expansion of (/ (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))) in x
3.049 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 8)) (/ 1 (pow y 8))) in x
3.049 * [taylor]: Taking taylor expansion of (/ 1 (pow x 8)) in x
3.049 * [taylor]: Taking taylor expansion of (pow x 8) in x
3.049 * [taylor]: Taking taylor expansion of x in x
3.049 * [backup-simplify]: Simplify 0 into 0
3.049 * [backup-simplify]: Simplify 1 into 1
3.049 * [backup-simplify]: Simplify (* 1 1) into 1
3.050 * [backup-simplify]: Simplify (* 1 1) into 1
3.050 * [backup-simplify]: Simplify (* 1 1) into 1
3.050 * [backup-simplify]: Simplify (/ 1 1) into 1
3.050 * [taylor]: Taking taylor expansion of (/ 1 (pow y 8)) in x
3.050 * [taylor]: Taking taylor expansion of (pow y 8) in x
3.050 * [taylor]: Taking taylor expansion of y in x
3.050 * [backup-simplify]: Simplify y into y
3.050 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.051 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.051 * [backup-simplify]: Simplify (* (pow y 4) (pow y 4)) into (pow y 8)
3.051 * [backup-simplify]: Simplify (/ 1 (pow y 8)) into (/ 1 (pow y 8))
3.051 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.051 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.051 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.051 * [taylor]: Taking taylor expansion of x in x
3.051 * [backup-simplify]: Simplify 0 into 0
3.051 * [backup-simplify]: Simplify 1 into 1
3.052 * [backup-simplify]: Simplify (* 1 1) into 1
3.052 * [backup-simplify]: Simplify (* 1 1) into 1
3.052 * [backup-simplify]: Simplify (/ 1 1) into 1
3.052 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.052 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.052 * [taylor]: Taking taylor expansion of y in x
3.052 * [backup-simplify]: Simplify y into y
3.052 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.052 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.052 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.053 * [backup-simplify]: Simplify (+ 1 0) into 1
3.053 * [backup-simplify]: Simplify (+ 1 0) into 1
3.053 * [backup-simplify]: Simplify (/ 1 1) into 1
3.053 * [taylor]: Taking taylor expansion of 1 in y
3.053 * [backup-simplify]: Simplify 1 into 1
3.054 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.054 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.055 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.055 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.055 * [backup-simplify]: Simplify (+ 0 0) into 0
3.056 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.056 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.057 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.057 * [backup-simplify]: Simplify (+ 0 0) into 0
3.057 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)))) into 0
3.057 * [taylor]: Taking taylor expansion of 0 in y
3.057 * [backup-simplify]: Simplify 0 into 0
3.058 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.058 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.059 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.060 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.060 * [backup-simplify]: Simplify (+ 0 0) into 0
3.060 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.061 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.061 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.062 * [backup-simplify]: Simplify (+ 0 0) into 0
3.062 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.062 * [taylor]: Taking taylor expansion of 0 in y
3.062 * [backup-simplify]: Simplify 0 into 0
3.063 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.063 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.064 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.064 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.065 * [backup-simplify]: Simplify (+ 0 0) into 0
3.065 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.066 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.067 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.067 * [backup-simplify]: Simplify (+ 0 0) into 0
3.067 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.067 * [taylor]: Taking taylor expansion of 0 in y
3.067 * [backup-simplify]: Simplify 0 into 0
3.068 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.069 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.070 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.071 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.072 * [backup-simplify]: Simplify (+ 0 0) into 0
3.073 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.074 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.075 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.075 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 4))) into (/ 1 (pow y 4))
3.077 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ (/ 1 (pow y 4)) 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into (- (/ 1 (pow y 4)))
3.077 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.077 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.077 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.077 * [taylor]: Taking taylor expansion of y in y
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
3.079 * [backup-simplify]: Simplify (- 1) into -1
3.079 * [backup-simplify]: Simplify -1 into -1
3.079 * [backup-simplify]: Simplify 1 into 1
3.080 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.082 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.083 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.084 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.084 * [backup-simplify]: Simplify (+ 0 0) into 0
3.085 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 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 0) (* 0 1)))))) into 0
3.088 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.088 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.088 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.089 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.089 * [backup-simplify]: Simplify (+ 0 0) into 0
3.092 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ (/ 1 (pow y 4)) 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* (- (/ 1 (pow y 4))) (/ 0 1)))) into 0
3.092 * [taylor]: Taking taylor expansion of 0 in y
3.092 * [backup-simplify]: Simplify 0 into 0
3.093 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.093 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.094 * [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
3.096 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.097 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.099 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.100 * [backup-simplify]: Simplify (+ 0 0) into 0
3.101 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.103 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.104 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.104 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.105 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.106 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.106 * [backup-simplify]: Simplify (+ 0 0) into 0
3.109 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ (/ 1 (pow y 4)) 1)) (* 0 (/ 0 1)) (* (- (/ 1 (pow y 4))) (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.109 * [taylor]: Taking taylor expansion of 0 in y
3.109 * [backup-simplify]: Simplify 0 into 0
3.110 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.111 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.112 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.112 * [backup-simplify]: Simplify (- 0) into 0
3.112 * [backup-simplify]: Simplify 0 into 0
3.112 * [backup-simplify]: Simplify 0 into 0
3.112 * [backup-simplify]: Simplify 0 into 0
3.113 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
3.113 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
3.113 * [backup-simplify]: Simplify (+ (pow x 4.0) (pow y 4.0)) into (+ (pow x 4) (pow y 4))
3.113 * [approximate]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in (x y) around 0
3.113 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in y
3.113 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.113 * [taylor]: Taking taylor expansion of x in y
3.113 * [backup-simplify]: Simplify x into x
3.113 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.113 * [taylor]: Taking taylor expansion of y in y
3.113 * [backup-simplify]: Simplify 0 into 0
3.113 * [backup-simplify]: Simplify 1 into 1
3.114 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in x
3.114 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.114 * [taylor]: Taking taylor expansion of x in x
3.114 * [backup-simplify]: Simplify 0 into 0
3.114 * [backup-simplify]: Simplify 1 into 1
3.114 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.114 * [taylor]: Taking taylor expansion of y in x
3.114 * [backup-simplify]: Simplify y into y
3.114 * [taylor]: Taking taylor expansion of (+ (pow x 4) (pow y 4)) in x
3.114 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.114 * [taylor]: Taking taylor expansion of x in x
3.114 * [backup-simplify]: Simplify 0 into 0
3.114 * [backup-simplify]: Simplify 1 into 1
3.114 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.114 * [taylor]: Taking taylor expansion of y in x
3.114 * [backup-simplify]: Simplify y into y
3.114 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.114 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.114 * [backup-simplify]: Simplify (+ 0 (pow y 4)) into (pow y 4)
3.115 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.115 * [taylor]: Taking taylor expansion of y in y
3.115 * [backup-simplify]: Simplify 0 into 0
3.115 * [backup-simplify]: Simplify 1 into 1
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 (+ 0 0) into 0
3.115 * [taylor]: Taking taylor expansion of 0 in y
3.116 * [backup-simplify]: Simplify 0 into 0
3.116 * [backup-simplify]: Simplify 0 into 0
3.116 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.117 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.117 * [backup-simplify]: Simplify (+ 0 0) into 0
3.117 * [taylor]: Taking taylor expansion of 0 in y
3.117 * [backup-simplify]: Simplify 0 into 0
3.117 * [backup-simplify]: Simplify 0 into 0
3.117 * [backup-simplify]: Simplify 0 into 0
3.118 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
3.119 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
3.119 * [backup-simplify]: Simplify (+ 0 0) into 0
3.119 * [taylor]: Taking taylor expansion of 0 in y
3.119 * [backup-simplify]: Simplify 0 into 0
3.120 * [backup-simplify]: Simplify 0 into 0
3.120 * [backup-simplify]: Simplify 0 into 0
3.120 * [backup-simplify]: Simplify 0 into 0
3.120 * [backup-simplify]: Simplify 0 into 0
3.120 * [backup-simplify]: Simplify (+ (pow (/ 1 x) 4.0) (pow (/ 1 y) 4.0)) into (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.120 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.120 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.120 * [taylor]: Taking taylor expansion of x in y
3.120 * [backup-simplify]: Simplify x into x
3.120 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.121 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.121 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.121 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.121 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.121 * [taylor]: Taking taylor expansion of y in y
3.121 * [backup-simplify]: Simplify 0 into 0
3.121 * [backup-simplify]: Simplify 1 into 1
3.121 * [backup-simplify]: Simplify (* 1 1) into 1
3.122 * [backup-simplify]: Simplify (* 1 1) into 1
3.122 * [backup-simplify]: Simplify (/ 1 1) into 1
3.122 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.122 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.122 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.122 * [taylor]: Taking taylor expansion of x in x
3.122 * [backup-simplify]: Simplify 0 into 0
3.122 * [backup-simplify]: Simplify 1 into 1
3.123 * [backup-simplify]: Simplify (* 1 1) into 1
3.123 * [backup-simplify]: Simplify (* 1 1) into 1
3.123 * [backup-simplify]: Simplify (/ 1 1) into 1
3.123 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.123 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.123 * [taylor]: Taking taylor expansion of y in x
3.124 * [backup-simplify]: Simplify y into y
3.124 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.124 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.124 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.124 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.124 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.124 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.124 * [taylor]: Taking taylor expansion of x in x
3.124 * [backup-simplify]: Simplify 0 into 0
3.124 * [backup-simplify]: Simplify 1 into 1
3.125 * [backup-simplify]: Simplify (* 1 1) into 1
3.125 * [backup-simplify]: Simplify (* 1 1) into 1
3.125 * [backup-simplify]: Simplify (/ 1 1) into 1
3.125 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.125 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.125 * [taylor]: Taking taylor expansion of y in x
3.125 * [backup-simplify]: Simplify y into y
3.126 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.126 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.126 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.126 * [backup-simplify]: Simplify (+ 1 0) into 1
3.126 * [taylor]: Taking taylor expansion of 1 in y
3.126 * [backup-simplify]: Simplify 1 into 1
3.127 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.128 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.129 * [backup-simplify]: Simplify (+ 0 0) into 0
3.129 * [taylor]: Taking taylor expansion of 0 in y
3.129 * [backup-simplify]: Simplify 0 into 0
3.129 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.130 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.130 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.131 * [backup-simplify]: Simplify (+ 0 0) into 0
3.131 * [taylor]: Taking taylor expansion of 0 in y
3.131 * [backup-simplify]: Simplify 0 into 0
3.131 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.135 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.135 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.136 * [backup-simplify]: Simplify (+ 0 0) into 0
3.136 * [taylor]: Taking taylor expansion of 0 in y
3.136 * [backup-simplify]: Simplify 0 into 0
3.136 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.137 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.138 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.138 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 4))) into (/ 1 (pow y 4))
3.138 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.138 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.138 * [taylor]: Taking taylor expansion of y in y
3.138 * [backup-simplify]: Simplify 0 into 0
3.138 * [backup-simplify]: Simplify 1 into 1
3.138 * [backup-simplify]: Simplify (* 1 1) into 1
3.138 * [backup-simplify]: Simplify (* 1 1) into 1
3.139 * [backup-simplify]: Simplify (/ 1 1) into 1
3.139 * [backup-simplify]: Simplify 1 into 1
3.139 * [backup-simplify]: Simplify 1 into 1
3.139 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.140 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.141 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.141 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.141 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.141 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.141 * [backup-simplify]: Simplify (+ 0 0) into 0
3.141 * [taylor]: Taking taylor expansion of 0 in y
3.141 * [backup-simplify]: Simplify 0 into 0
3.142 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.142 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.143 * [backup-simplify]: Simplify 0 into 0
3.143 * [backup-simplify]: Simplify 0 into 0
3.143 * [backup-simplify]: Simplify 0 into 0
3.144 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.144 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.145 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.145 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.146 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.146 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.146 * [backup-simplify]: Simplify (+ 0 0) into 0
3.146 * [taylor]: Taking taylor expansion of 0 in y
3.146 * [backup-simplify]: Simplify 0 into 0
3.147 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.147 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.148 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.148 * [backup-simplify]: Simplify 0 into 0
3.148 * [backup-simplify]: Simplify 0 into 0
3.148 * [backup-simplify]: Simplify 0 into 0
3.148 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* 1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (+ (pow x 4) (pow y 4))
3.148 * [backup-simplify]: Simplify (+ (pow (/ 1 (- x)) 4.0) (pow (/ 1 (- y)) 4.0)) into (+ (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.148 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.148 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.148 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.148 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.148 * [taylor]: Taking taylor expansion of x in y
3.148 * [backup-simplify]: Simplify x into x
3.148 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.149 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.149 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.149 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.149 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.149 * [taylor]: Taking taylor expansion of y in y
3.149 * [backup-simplify]: Simplify 0 into 0
3.149 * [backup-simplify]: Simplify 1 into 1
3.149 * [backup-simplify]: Simplify (* 1 1) into 1
3.149 * [backup-simplify]: Simplify (* 1 1) into 1
3.149 * [backup-simplify]: Simplify (/ 1 1) into 1
3.150 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.150 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.150 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.150 * [taylor]: Taking taylor expansion of x in x
3.150 * [backup-simplify]: Simplify 0 into 0
3.150 * [backup-simplify]: Simplify 1 into 1
3.150 * [backup-simplify]: Simplify (* 1 1) into 1
3.150 * [backup-simplify]: Simplify (* 1 1) into 1
3.150 * [backup-simplify]: Simplify (/ 1 1) into 1
3.150 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.150 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.150 * [taylor]: Taking taylor expansion of y in x
3.150 * [backup-simplify]: Simplify y into y
3.150 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.151 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.151 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.151 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.151 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.151 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.151 * [taylor]: Taking taylor expansion of x in x
3.151 * [backup-simplify]: Simplify 0 into 0
3.151 * [backup-simplify]: Simplify 1 into 1
3.151 * [backup-simplify]: Simplify (* 1 1) into 1
3.151 * [backup-simplify]: Simplify (* 1 1) into 1
3.151 * [backup-simplify]: Simplify (/ 1 1) into 1
3.151 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.151 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.151 * [taylor]: Taking taylor expansion of y in x
3.152 * [backup-simplify]: Simplify y into y
3.152 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.152 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.152 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.152 * [backup-simplify]: Simplify (+ 1 0) into 1
3.152 * [taylor]: Taking taylor expansion of 1 in y
3.152 * [backup-simplify]: Simplify 1 into 1
3.152 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.153 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.153 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.154 * [backup-simplify]: Simplify (+ 0 0) into 0
3.154 * [taylor]: Taking taylor expansion of 0 in y
3.154 * [backup-simplify]: Simplify 0 into 0
3.154 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.155 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.155 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.155 * [backup-simplify]: Simplify (+ 0 0) into 0
3.155 * [taylor]: Taking taylor expansion of 0 in y
3.155 * [backup-simplify]: Simplify 0 into 0
3.156 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.156 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.157 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.157 * [backup-simplify]: Simplify (+ 0 0) into 0
3.157 * [taylor]: Taking taylor expansion of 0 in y
3.157 * [backup-simplify]: Simplify 0 into 0
3.158 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.159 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.159 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.159 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 4))) into (/ 1 (pow y 4))
3.159 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.159 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.159 * [taylor]: Taking taylor expansion of y in y
3.159 * [backup-simplify]: Simplify 0 into 0
3.159 * [backup-simplify]: Simplify 1 into 1
3.160 * [backup-simplify]: Simplify (* 1 1) into 1
3.160 * [backup-simplify]: Simplify (* 1 1) into 1
3.160 * [backup-simplify]: Simplify (/ 1 1) into 1
3.160 * [backup-simplify]: Simplify 1 into 1
3.160 * [backup-simplify]: Simplify 1 into 1
3.161 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.162 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.162 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.162 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.162 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.162 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.163 * [backup-simplify]: Simplify (+ 0 0) into 0
3.163 * [taylor]: Taking taylor expansion of 0 in y
3.163 * [backup-simplify]: Simplify 0 into 0
3.163 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.163 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.164 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.164 * [backup-simplify]: Simplify 0 into 0
3.164 * [backup-simplify]: Simplify 0 into 0
3.164 * [backup-simplify]: Simplify 0 into 0
3.165 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.167 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.168 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.168 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.169 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.169 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.169 * [backup-simplify]: Simplify (+ 0 0) into 0
3.169 * [taylor]: Taking taylor expansion of 0 in y
3.169 * [backup-simplify]: Simplify 0 into 0
3.170 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.171 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.172 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.172 * [backup-simplify]: Simplify 0 into 0
3.172 * [backup-simplify]: Simplify 0 into 0
3.172 * [backup-simplify]: Simplify 0 into 0
3.173 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* 1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (+ (pow x 4) (pow y 4))
3.173 * * * [progress]: simplifying candidates
3.178 * [simplify]: Simplifying:
  (expm1 (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (log1p (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (- (log (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (log (+ (pow x 4.0) (pow y 4.0))))
  (log (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (exp (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (* (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (* (* (+ (pow x 4.0) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (* (cbrt (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))) (cbrt (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))))
  (cbrt (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (* (* (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))
  (- (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (- (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow x (* 2 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow y (* 2 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) 1)
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) (pow 1 4.0))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) 1)
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) 1)
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (pow 1 4.0))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) 1)
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (pow 1 4.0))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) 1)
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (pow 1 4.0))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) 1)
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) 1)
  (/ (- (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (pow 1 4.0))
  (/ (- (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) 1)
  (/ (- (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) 1)
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (pow 1 4.0))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) 1)
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) 1)
  (/ (- (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (pow 1 4.0))
  (/ (- (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) 1)
  (/ (- (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) 1)
  (/ (- (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (pow 1 4.0))
  (/ (- (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) 1)
  (/ (- (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) 1)
  (/ (- (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (pow 1 4.0))
  (/ (- (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) 1)
  (/ (- (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) 1)
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (pow 1 4.0))
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) 1)
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) 1)
  (/ (- (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (pow 1 4.0))
  (/ (- (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) 1)
  (/ (- (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) 1)
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (pow 1 4.0))
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) 1)
  (/ (- (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow 1 (* 2 4.0)) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (pow 1 (* 2 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (pow 1 (* 2 4.0)) 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow 1 (* 2 4.0)) (pow 1 4.0))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow 1 (* 2 4.0)) 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (pow 1 4.0))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) 1)
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (pow 1 4.0))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) 1)
  (/ (+ (pow x 4.0) (pow y 4.0)) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow (sqrt x) (* 2 4.0)) (sqrt (pow y (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow (sqrt x) (* 2 4.0)) (pow y (/ (* 2 4.0) 2))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (sqrt (pow x (* 2 4.0))) (pow (sqrt y) (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (sqrt (pow x (* 2 4.0))) (sqrt (pow y (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (sqrt (pow x (* 2 4.0))) (pow y (/ (* 2 4.0) 2))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (/ (* 2 4.0) 2)) (pow (sqrt y) (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (/ (* 2 4.0) 2)) (sqrt (pow y (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (/ (* 2 4.0) 2)) (pow y (/ (* 2 4.0) 2))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow (pow x 4.0) 3) (pow (pow y 4.0) 3)))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (- (* (pow x 4.0) (pow x 4.0)) (* (pow y 4.0) (pow y 4.0))))
  (* (+ (pow x 4.0) (pow y 4.0)) (+ (* (pow x (* 2 4.0)) (pow x (* 2 4.0))) (+ (* (pow y (* 2 4.0)) (pow y (* 2 4.0))) (* (pow x (* 2 4.0)) (pow y (* 2 4.0))))))
  (* (+ (pow x 4.0) (pow y 4.0)) (+ (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (expm1 (+ (pow x 4.0) (pow y 4.0)))
  (log1p (+ (pow x 4.0) (pow y 4.0)))
  (* (exp (pow x 4.0)) (exp (pow y 4.0)))
  (log (+ (pow x 4.0) (pow y 4.0)))
  (exp (+ (pow x 4.0) (pow y 4.0)))
  (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (cbrt (+ (pow x 4.0) (pow y 4.0)))
  (* (* (+ (pow x 4.0) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (pow x 4.0) 3) (pow (pow y 4.0) 3))
  (+ (* (pow x 4.0) (pow x 4.0)) (- (* (pow y 4.0) (pow y 4.0)) (* (pow x 4.0) (pow y 4.0))))
  (- (* (pow x 4.0) (pow x 4.0)) (* (pow y 4.0) (pow y 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  (+ (pow x 4.0) (pow y 4.0))
  (+ (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
  0
  (+ (pow x 4) (pow y 4))
  (+ (pow x 4) (pow y 4))
3.182 * * [simplify]: Extracting # 0 : cost  0
3.182 * * [simplify]: Extracting # 1 : cost  0
3.183 * * [simplify]: Extracting # 2 : cost  0
3.183 * * [simplify]: Extracting # 3 : cost  0
3.183 * * [simplify]: Extracting # 4 : cost  0
3.183 * * [simplify]: Extracting # 5 : cost  0
3.184 * * [simplify]: Extracting # 6 : cost  0
3.184 * * [simplify]: Extracting # 7 : cost  0
3.184 * * [simplify]: iteration  0 :  204  enodes  (cost  3906 )
3.251 * * [simplify]: Extracting # 0 : cost  0
3.252 * * [simplify]: Extracting # 1 : cost  0
3.252 * * [simplify]: Extracting # 2 : cost  0
3.253 * * [simplify]: Extracting # 3 : cost  0
3.253 * * [simplify]: Extracting # 4 : cost  0
3.254 * * [simplify]: iteration  1 :  454  enodes  (cost  3740 )
3.457 * * [simplify]: Extracting # 0 : cost  0
3.459 * * [simplify]: Extracting # 1 : cost  0
3.461 * * [simplify]: Extracting # 2 : cost  0
3.463 * * [simplify]: Extracting # 3 : cost  0
3.465 * * [simplify]: Extracting # 4 : cost  0
3.467 * * [simplify]: iteration  2 :  1773  enodes  (cost  3384 )
5.106 * * [simplify]: Extracting # 0 : cost  0
5.131 * * [simplify]: Extracting # 1 : cost  0
5.141 * * [simplify]: Extracting # 2 : cost  0
5.151 * * [simplify]: Extracting # 3 : cost  0
5.162 * * [simplify]: Extracting # 4 : cost  0
5.172 * * [simplify]: iteration done:  5004  enodes  (cost  3020 )
5.175 * [simplify]: Simplified to:
  (expm1 (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (log1p (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (log (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (log (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (exp (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (pow (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)) 3)
  (* (cbrt (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))) (cbrt (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))))
  (cbrt (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (pow (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)) 3)
  (sqrt (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (sqrt (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1)))
  (- (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (- (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow x (* 2 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ (pow y (* 2 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (* (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (/ (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (pow (sqrt y) (* 2 4.0)) (pow (sqrt x) (* 2 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (sqrt y) (* 2 4.0)) (pow (sqrt x) (* 2 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (sqrt y) (* 2 4.0)) (pow (sqrt x) (* 2 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (/ (+ (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow y 4.0) (pow (sqrt x) (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0)) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow y 4.0) (pow (sqrt x) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (pow y 4.0) (pow (sqrt x) (* 2 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow y 4.0) (pow (sqrt x) (* 2 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow y 4.0) (pow (sqrt x) (* 2 4.0)))
  (/ (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0)))
  (/ (- (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0)))
  (/ (- (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0)))
  (/ (- (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (/ (+ (fabs (pow y 4.0)) (fabs (pow x 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (fabs (pow x 4.0)) (fabs (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (fabs (pow y 4.0)) (fabs (pow x 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (fabs (pow x 4.0)) (fabs (pow y 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (fabs (pow y 4.0)) (fabs (pow x 4.0)))
  (/ (- (fabs (pow x 4.0)) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (fabs (pow y 4.0)) (fabs (pow x 4.0)))
  (/ (- (fabs (pow x 4.0)) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (fabs (pow y 4.0)) (fabs (pow x 4.0)))
  (/ (- (fabs (pow x 4.0)) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (fabs (pow x 4.0)) (pow y 4.0)) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (fabs (pow x 4.0)) (pow y 4.0)) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (fabs (pow x 4.0)) (pow y 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (fabs (pow x 4.0)) (pow y 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (fabs (pow x 4.0)) (pow y 4.0))
  (/ (- (fabs (pow x 4.0)) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (+ (fabs (pow x 4.0)) (pow y 4.0))
  (/ (- (fabs (pow x 4.0)) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (+ (fabs (pow x 4.0)) (pow y 4.0))
  (/ (- (fabs (pow x 4.0)) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow (sqrt y) (* 2 4.0)) (pow x 4.0)) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x 4.0) (pow (sqrt y) (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow (sqrt y) (* 2 4.0)) (pow x 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x 4.0) (pow (sqrt y) (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (pow (sqrt y) (* 2 4.0)) (pow x 4.0))
  (/ (- (pow x 4.0) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (sqrt y) (* 2 4.0)) (pow x 4.0))
  (/ (- (pow x 4.0) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (sqrt y) (* 2 4.0)) (pow x 4.0))
  (/ (- (pow x 4.0) (pow (sqrt y) (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x 4.0) (fabs (pow y 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x 4.0) (fabs (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x 4.0) (fabs (pow y 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x 4.0) (fabs (pow y 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (pow x 4.0) (fabs (pow y 4.0)))
  (/ (- (pow x 4.0) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow x 4.0) (fabs (pow y 4.0)))
  (/ (- (pow x 4.0) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow x 4.0) (fabs (pow y 4.0)))
  (/ (- (pow x 4.0) (fabs (pow y 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x 4.0) (pow y 4.0)) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x 4.0) (pow y 4.0)) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (+ (pow x 4.0) (pow y 4.0))
  (/ (- (pow x 4.0) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow x 4.0) (pow y 4.0))
  (/ (- (pow x 4.0) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow x 4.0) (pow y 4.0))
  (/ (- (pow x 4.0) (pow y 4.0)) (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  (/ 1 (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (/ 1 (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  1
  (* 1 (/ (- (pow x 4.0) (pow y 4.0)) 1))
  (/ 1 (+ (pow x 4.0) (pow y 4.0)))
  (/ 1 (- (pow x 4.0) (pow y 4.0)))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0)))))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (sqrt (+ (pow x 4.0) (pow y 4.0))))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (cbrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (sqrt (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))))
  (/ 1 (- (pow x 4.0) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow (sqrt x) (* 2 4.0)) (pow (sqrt y) (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow (sqrt x) (* 2 4.0)) (fabs (pow y 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow (sqrt x) (* 2 4.0)) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (fabs (pow x 4.0)) (pow (sqrt y) (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (fabs (pow x 4.0)) (fabs (pow y 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (fabs (pow x 4.0)) (pow y 4.0)))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x 4.0) (pow (sqrt y) (* 2 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x 4.0) (fabs (pow y 4.0))))
  (/ (+ (pow x 4.0) (pow y 4.0)) (- (pow x 4.0) (pow y 4.0)))
  (/ 1 (- (pow x 4.0) (pow y 4.0)))
  (/ 1 (- (pow x 4.0) (pow y 4.0)))
  (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow (pow x 4.0) 3) (pow (pow y 4.0) 3)))
  1
  (* (fma (pow y (* 2 4.0)) (+ (pow x (* 2 4.0)) (pow y (* 2 4.0))) (pow x (* 4 4.0))) (+ (pow x 4.0) (pow y 4.0)))
  (* (+ (pow x 4.0) (pow y 4.0)) (+ (pow x (* 2 4.0)) (pow y (* 2 4.0))))
  (expm1 (+ (pow x 4.0) (pow y 4.0)))
  (log1p (+ (pow x 4.0) (pow y 4.0)))
  (exp (+ (pow x 4.0) (pow y 4.0)))
  (log (+ (pow x 4.0) (pow y 4.0)))
  (exp (+ (pow x 4.0) (pow y 4.0)))
  (* (cbrt (+ (pow x 4.0) (pow y 4.0))) (cbrt (+ (pow x 4.0) (pow y 4.0))))
  (cbrt (+ (pow x 4.0) (pow y 4.0)))
  (pow (+ (pow x 4.0) (pow y 4.0)) 3)
  (sqrt (+ (pow x 4.0) (pow y 4.0)))
  (sqrt (+ (pow x 4.0) (pow y 4.0)))
  (+ (pow (pow x 4.0) 3) (pow (pow y 4.0) 3))
  (fma (pow y 4.0) (- (pow y 4.0) (pow x 4.0)) (pow x (* 2 4.0)))
  (- (pow x (* 2 4.0)) (pow y (* 2 4.0)))
  (- (pow x 4.0) (pow y 4.0))
  (+ (pow x 4.0) (pow y 4.0))
  (+ (pow x 4.0) (pow y 4.0))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
  0
  (+ (pow x 4) (pow y 4))
  (+ (pow x 4) (pow y 4))
5.177 * * * [progress]: adding candidates to table
5.693 * [progress]: [Phase 3 of 3] Extracting.
5.693 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
5.694 * * * [regime-changes]: Trying 5 branch expressions: ((pow y 4.0) (pow x 4.0) (- (pow x 4.0) (pow y 4.0)) y x)
5.694 * * * * [regimes]: Trying to branch on (pow y 4.0) from (#<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
5.732 * * * * [regimes]: Trying to branch on (pow x 4.0) from (#<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
5.763 * * * * [regimes]: Trying to branch on (- (pow x 4.0) (pow y 4.0)) from (#<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
5.803 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
5.817 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (- (pow x (* 2 4.0)) (pow y (* 2 4.0))) (+ (pow x 4.0) (pow y 4.0))))> #<alt (λ (x y) (- (pow x 4.0) (pow y 4.0)))>)
5.830 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
5.830 * [simplify]: Simplifying:
  (- (pow x 4.0) (pow y 4.0))
5.830 * * [simplify]: Extracting # 0 : cost  0
5.830 * * [simplify]: Extracting # 1 : cost  0
5.830 * * [simplify]: Extracting # 2 : cost  0
5.830 * * [simplify]: Extracting # 3 : cost  0
5.830 * * [simplify]: Extracting # 4 : cost  0
5.830 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
5.830 * * [simplify]: Extracting # 0 : cost  0
5.830 * * [simplify]: iteration done:  6  enodes  (cost  7 )
5.830 * [simplify]: Simplified to:
  (- (pow x 4.0) (pow y 4.0))
8.341 * [regime-testing]: Baseline error score: 0.002875359419927491
8.345 * [regime-testing]: Oracle error score: 0.002250281285160645
8.353 * [regime-testing]: End program error score: 0.002875359419927491