0.873 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.318 * * * [progress]: [2/2] Setting up program.
0.322 * [progress]: [Phase 2 of 3] Improving.
0.323 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
0.325 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
0.326 * * [simplify]: iteration 1: (6 enodes)
0.332 * * [simplify]: iteration 2: (14 enodes)
0.338 * * [simplify]: iteration 3: (39 enodes)
0.377 * * [simplify]: iteration 4: (58 enodes)
0.387 * * [simplify]: iteration 5: (112 enodes)
0.420 * * [simplify]: iteration 6: (275 enodes)
0.514 * * [simplify]: iteration 7: (628 enodes)
0.974 * * [simplify]: iteration 8: (1464 enodes)
2.084 * * [simplify]: Extracting #0: cost 1 inf + 0
2.085 * * [simplify]: Extracting #1: cost 91 inf + 0
2.087 * * [simplify]: Extracting #2: cost 252 inf + 466
2.092 * * [simplify]: Extracting #3: cost 150 inf + 18250
2.118 * * [simplify]: Extracting #4: cost 10 inf + 50536
2.164 * * [simplify]: Extracting #5: cost 0 inf + 50012
2.190 * [simplify]: Simplified to:
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
2.197 * * [progress]: iteration 1 / 4
2.197 * * * [progress]: picking best candidate
2.202 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
2.202 * * * [progress]: localizing error
2.214 * * * [progress]: generating rewritten candidates
2.215 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.237 * * * [progress]: generating series expansions
2.237 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.246 * [backup-simplify]: Simplify (- (pow x 4) (pow y 4)) into (- (pow x 4) (pow y 4))
2.246 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
2.247 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
2.247 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.247 * [taylor]: Taking taylor expansion of x in y
2.247 * [backup-simplify]: Simplify x into x
2.247 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.247 * [taylor]: Taking taylor expansion of y in y
2.248 * [backup-simplify]: Simplify 0 into 0
2.248 * [backup-simplify]: Simplify 1 into 1
2.248 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
2.248 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.248 * [taylor]: Taking taylor expansion of x in x
2.248 * [backup-simplify]: Simplify 0 into 0
2.248 * [backup-simplify]: Simplify 1 into 1
2.248 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.248 * [taylor]: Taking taylor expansion of y in x
2.248 * [backup-simplify]: Simplify y into y
2.248 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
2.248 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.248 * [taylor]: Taking taylor expansion of x in x
2.248 * [backup-simplify]: Simplify 0 into 0
2.249 * [backup-simplify]: Simplify 1 into 1
2.249 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.249 * [taylor]: Taking taylor expansion of y in x
2.249 * [backup-simplify]: Simplify y into y
2.249 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.250 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.250 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
2.250 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
2.250 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
2.250 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.250 * [taylor]: Taking taylor expansion of y in y
2.250 * [backup-simplify]: Simplify 0 into 0
2.250 * [backup-simplify]: Simplify 1 into 1
2.251 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.251 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.251 * [backup-simplify]: Simplify (- 0) into 0
2.252 * [backup-simplify]: Simplify (+ 0 0) into 0
2.252 * [taylor]: Taking taylor expansion of 0 in y
2.252 * [backup-simplify]: Simplify 0 into 0
2.252 * [backup-simplify]: Simplify 0 into 0
2.253 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.253 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.254 * [backup-simplify]: Simplify (- 0) into 0
2.254 * [backup-simplify]: Simplify (+ 0 0) into 0
2.254 * [taylor]: Taking taylor expansion of 0 in y
2.254 * [backup-simplify]: Simplify 0 into 0
2.254 * [backup-simplify]: Simplify 0 into 0
2.254 * [backup-simplify]: Simplify 0 into 0
2.255 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
2.256 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
2.257 * [backup-simplify]: Simplify (- 0) into 0
2.257 * [backup-simplify]: Simplify (+ 0 0) into 0
2.257 * [taylor]: Taking taylor expansion of 0 in y
2.257 * [backup-simplify]: Simplify 0 into 0
2.257 * [backup-simplify]: Simplify 0 into 0
2.257 * [backup-simplify]: Simplify 0 into 0
2.257 * [backup-simplify]: Simplify 0 into 0
2.257 * [backup-simplify]: Simplify 0 into 0
2.258 * [backup-simplify]: Simplify (- (pow (/ 1 x) 4) (pow (/ 1 y) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
2.258 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
2.258 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
2.258 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
2.258 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.258 * [taylor]: Taking taylor expansion of x in y
2.258 * [backup-simplify]: Simplify x into x
2.258 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.258 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.258 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
2.258 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.258 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.258 * [taylor]: Taking taylor expansion of y in y
2.258 * [backup-simplify]: Simplify 0 into 0
2.258 * [backup-simplify]: Simplify 1 into 1
2.259 * [backup-simplify]: Simplify (* 1 1) into 1
2.259 * [backup-simplify]: Simplify (* 1 1) into 1
2.260 * [backup-simplify]: Simplify (/ 1 1) into 1
2.260 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.260 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.260 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.260 * [taylor]: Taking taylor expansion of x in x
2.260 * [backup-simplify]: Simplify 0 into 0
2.260 * [backup-simplify]: Simplify 1 into 1
2.260 * [backup-simplify]: Simplify (* 1 1) into 1
2.261 * [backup-simplify]: Simplify (* 1 1) into 1
2.261 * [backup-simplify]: Simplify (/ 1 1) into 1
2.261 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.261 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.261 * [taylor]: Taking taylor expansion of y in x
2.261 * [backup-simplify]: Simplify y into y
2.261 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.261 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.261 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.262 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.262 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.262 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.262 * [taylor]: Taking taylor expansion of x in x
2.262 * [backup-simplify]: Simplify 0 into 0
2.262 * [backup-simplify]: Simplify 1 into 1
2.262 * [backup-simplify]: Simplify (* 1 1) into 1
2.262 * [backup-simplify]: Simplify (* 1 1) into 1
2.263 * [backup-simplify]: Simplify (/ 1 1) into 1
2.263 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.263 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.263 * [taylor]: Taking taylor expansion of y in x
2.263 * [backup-simplify]: Simplify y into y
2.263 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.263 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.264 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.264 * [backup-simplify]: Simplify (+ 1 0) into 1
2.264 * [taylor]: Taking taylor expansion of 1 in y
2.264 * [backup-simplify]: Simplify 1 into 1
2.265 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.266 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.267 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.267 * [backup-simplify]: Simplify (+ 0 0) into 0
2.267 * [taylor]: Taking taylor expansion of 0 in y
2.267 * [backup-simplify]: Simplify 0 into 0
2.268 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.269 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.270 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.270 * [backup-simplify]: Simplify (+ 0 0) into 0
2.270 * [taylor]: Taking taylor expansion of 0 in y
2.270 * [backup-simplify]: Simplify 0 into 0
2.272 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.273 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.274 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.274 * [backup-simplify]: Simplify (+ 0 0) into 0
2.274 * [taylor]: Taking taylor expansion of 0 in y
2.274 * [backup-simplify]: Simplify 0 into 0
2.275 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.276 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.276 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.276 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
2.277 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
2.277 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
2.277 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.277 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.277 * [taylor]: Taking taylor expansion of y in y
2.277 * [backup-simplify]: Simplify 0 into 0
2.277 * [backup-simplify]: Simplify 1 into 1
2.277 * [backup-simplify]: Simplify (* 1 1) into 1
2.277 * [backup-simplify]: Simplify (* 1 1) into 1
2.277 * [backup-simplify]: Simplify (/ 1 1) into 1
2.278 * [backup-simplify]: Simplify (- 1) into -1
2.278 * [backup-simplify]: Simplify -1 into -1
2.278 * [backup-simplify]: Simplify 1 into 1
2.279 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.280 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.280 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.280 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.280 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.280 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
2.281 * [backup-simplify]: Simplify (- 0) into 0
2.281 * [backup-simplify]: Simplify (+ 0 0) into 0
2.281 * [taylor]: Taking taylor expansion of 0 in y
2.281 * [backup-simplify]: Simplify 0 into 0
2.281 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.282 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.282 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.283 * [backup-simplify]: Simplify (- 0) into 0
2.283 * [backup-simplify]: Simplify 0 into 0
2.283 * [backup-simplify]: Simplify 0 into 0
2.283 * [backup-simplify]: Simplify 0 into 0
2.284 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.284 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.285 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.285 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.286 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.286 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
2.286 * [backup-simplify]: Simplify (- 0) into 0
2.286 * [backup-simplify]: Simplify (+ 0 0) into 0
2.286 * [taylor]: Taking taylor expansion of 0 in y
2.286 * [backup-simplify]: Simplify 0 into 0
2.287 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.288 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.288 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.288 * [backup-simplify]: Simplify (- 0) into 0
2.288 * [backup-simplify]: Simplify 0 into 0
2.288 * [backup-simplify]: Simplify 0 into 0
2.288 * [backup-simplify]: Simplify 0 into 0
2.289 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
2.289 * [backup-simplify]: Simplify (- (pow (/ 1 (- x)) 4) (pow (/ 1 (- y)) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
2.289 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
2.289 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
2.289 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
2.289 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.289 * [taylor]: Taking taylor expansion of x in y
2.289 * [backup-simplify]: Simplify x into x
2.289 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.289 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.289 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
2.289 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.289 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.289 * [taylor]: Taking taylor expansion of y in y
2.289 * [backup-simplify]: Simplify 0 into 0
2.289 * [backup-simplify]: Simplify 1 into 1
2.290 * [backup-simplify]: Simplify (* 1 1) into 1
2.290 * [backup-simplify]: Simplify (* 1 1) into 1
2.290 * [backup-simplify]: Simplify (/ 1 1) into 1
2.290 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.290 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.290 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.290 * [taylor]: Taking taylor expansion of x in x
2.290 * [backup-simplify]: Simplify 0 into 0
2.290 * [backup-simplify]: Simplify 1 into 1
2.290 * [backup-simplify]: Simplify (* 1 1) into 1
2.291 * [backup-simplify]: Simplify (* 1 1) into 1
2.291 * [backup-simplify]: Simplify (/ 1 1) into 1
2.291 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.291 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.291 * [taylor]: Taking taylor expansion of y in x
2.291 * [backup-simplify]: Simplify y into y
2.291 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.291 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.291 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.291 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.291 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.291 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.291 * [taylor]: Taking taylor expansion of x in x
2.291 * [backup-simplify]: Simplify 0 into 0
2.291 * [backup-simplify]: Simplify 1 into 1
2.291 * [backup-simplify]: Simplify (* 1 1) into 1
2.292 * [backup-simplify]: Simplify (* 1 1) into 1
2.292 * [backup-simplify]: Simplify (/ 1 1) into 1
2.292 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.292 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.292 * [taylor]: Taking taylor expansion of y in x
2.292 * [backup-simplify]: Simplify y into y
2.292 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.292 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.292 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.293 * [backup-simplify]: Simplify (+ 1 0) into 1
2.293 * [taylor]: Taking taylor expansion of 1 in y
2.293 * [backup-simplify]: Simplify 1 into 1
2.293 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.293 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.294 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.294 * [backup-simplify]: Simplify (+ 0 0) into 0
2.294 * [taylor]: Taking taylor expansion of 0 in y
2.294 * [backup-simplify]: Simplify 0 into 0
2.295 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.295 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.296 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.296 * [backup-simplify]: Simplify (+ 0 0) into 0
2.296 * [taylor]: Taking taylor expansion of 0 in y
2.296 * [backup-simplify]: Simplify 0 into 0
2.297 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.297 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.298 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.298 * [backup-simplify]: Simplify (+ 0 0) into 0
2.298 * [taylor]: Taking taylor expansion of 0 in y
2.298 * [backup-simplify]: Simplify 0 into 0
2.299 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.300 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.300 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.300 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
2.300 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
2.301 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
2.301 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.301 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.301 * [taylor]: Taking taylor expansion of y in y
2.301 * [backup-simplify]: Simplify 0 into 0
2.301 * [backup-simplify]: Simplify 1 into 1
2.301 * [backup-simplify]: Simplify (* 1 1) into 1
2.301 * [backup-simplify]: Simplify (* 1 1) into 1
2.301 * [backup-simplify]: Simplify (/ 1 1) into 1
2.302 * [backup-simplify]: Simplify (- 1) into -1
2.302 * [backup-simplify]: Simplify -1 into -1
2.302 * [backup-simplify]: Simplify 1 into 1
2.303 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.305 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.306 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.306 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.306 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.307 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
2.307 * [backup-simplify]: Simplify (- 0) into 0
2.307 * [backup-simplify]: Simplify (+ 0 0) into 0
2.307 * [taylor]: Taking taylor expansion of 0 in y
2.308 * [backup-simplify]: Simplify 0 into 0
2.308 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.309 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.310 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.310 * [backup-simplify]: Simplify (- 0) into 0
2.310 * [backup-simplify]: Simplify 0 into 0
2.310 * [backup-simplify]: Simplify 0 into 0
2.310 * [backup-simplify]: Simplify 0 into 0
2.312 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.314 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.315 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.315 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.316 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.316 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
2.317 * [backup-simplify]: Simplify (- 0) into 0
2.317 * [backup-simplify]: Simplify (+ 0 0) into 0
2.317 * [taylor]: Taking taylor expansion of 0 in y
2.317 * [backup-simplify]: Simplify 0 into 0
2.318 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.319 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.320 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.321 * [backup-simplify]: Simplify (- 0) into 0
2.321 * [backup-simplify]: Simplify 0 into 0
2.321 * [backup-simplify]: Simplify 0 into 0
2.321 * [backup-simplify]: Simplify 0 into 0
2.321 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
2.321 * * * [progress]: simplifying candidates
2.321 * * * * [progress]: [ 1 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.321 * * * * [progress]: [ 2 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.322 * * * * [progress]: [ 3 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.322 * * * * [progress]: [ 4 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.322 * * * * [progress]: [ 5 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.322 * * * * [progress]: [ 6 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.322 * * * * [progress]: [ 7 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.322 * * * * [progress]: [ 8 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.322 * * * * [progress]: [ 9 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.322 * * * * [progress]: [ 10 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.322 * * * * [progress]: [ 11 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.322 * * * * [progress]: [ 12 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.322 * * * * [progress]: [ 13 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.322 * * * * [progress]: [ 14 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.322 * * * * [progress]: [ 15 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.323 * * * * [progress]: [ 16 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.323 * * * * [progress]: [ 17 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.323 * * * * [progress]: [ 18 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.323 * * * * [progress]: [ 19 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.323 * * * * [progress]: [ 20 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.323 * * * * [progress]: [ 21 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow 1 4) (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.323 * * * * [progress]: [ 22 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.323 * * * * [progress]: [ 23 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.323 * * * * [progress]: [ 24 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.323 * * * * [progress]: [ 25 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.323 * * * * [progress]: [ 26 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.323 * * * * [progress]: [ 27 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.323 * * * * [progress]: [ 28 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.324 * * * * [progress]: [ 29 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.324 * * * * [progress]: [ 30 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.324 * * * * [progress]: [ 31 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.324 * * * * [progress]: [ 32 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.324 * * * * [progress]: [ 33 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.324 * * * * [progress]: [ 34 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.324 * * * * [progress]: [ 35 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.324 * * * * [progress]: [ 36 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.324 * * * * [progress]: [ 37 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.324 * * * * [progress]: [ 38 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.324 * * * * [progress]: [ 39 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.325 * * * * [progress]: [ 40 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.325 * * * * [progress]: [ 41 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.325 * * * * [progress]: [ 42 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma 1 (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.325 * * * * [progress]: [ 43 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))) (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))))>
2.325 * * * * [progress]: [ 44 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4)))) (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))))>
2.325 * * * * [progress]: [ 45 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) (pow 1 4)))) (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))))>
2.325 * * * * [progress]: [ 46 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))) (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))))>
2.325 * * * * [progress]: [ 47 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4))))) (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))))>
2.325 * * * * [progress]: [ 48 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) 1))) (fma (- (pow y 4)) 1 (* (pow y 4) 1))))>
2.325 * * * * [progress]: [ 49 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2))))) (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))))>
2.325 * * * * [progress]: [ 50 / 85 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (- (pow x 4) (pow y 4)))))>
2.325 * * * * [progress]: [ 51 / 85 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (- (pow x 4) (pow y 4)))))>
2.325 * * * * [progress]: [ 52 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (pow y 4))))>
2.326 * * * * [progress]: [ 53 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (pow y 4))))>
2.326 * * * * [progress]: [ 54 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (- (pow y 4))))>
2.326 * * * * [progress]: [ 55 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (pow y 4))))>
2.326 * * * * [progress]: [ 56 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (pow y 4))))>
2.326 * * * * [progress]: [ 57 / 85 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (- (pow y 4))))>
2.326 * * * * [progress]: [ 58 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (pow y 4))))>
2.326 * * * * [progress]: [ 59 / 85 ] simplifiying candidate #<alt (λ (x y) (log (/ (exp (pow x 4)) (exp (pow y 4)))))>
2.326 * * * * [progress]: [ 60 / 85 ] simplifiying candidate #<alt (λ (x y) (pow (- (pow x 4) (pow y 4)) 1))>
2.326 * * * * [progress]: [ 61 / 85 ] simplifiying candidate #<alt (λ (x y) (exp (log (- (pow x 4) (pow y 4)))))>
2.326 * * * * [progress]: [ 62 / 85 ] simplifiying candidate #<alt (λ (x y) (log (exp (- (pow x 4) (pow y 4)))))>
2.326 * * * * [progress]: [ 63 / 85 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (- (pow x 4) (pow y 4))) (cbrt (- (pow x 4) (pow y 4)))) (cbrt (- (pow x 4) (pow y 4)))))>
2.326 * * * * [progress]: [ 64 / 85 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (- (pow x 4) (pow y 4)) (- (pow x 4) (pow y 4))) (- (pow x 4) (pow y 4)))))>
2.326 * * * * [progress]: [ 65 / 85 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (- (pow x 4) (pow y 4))) (sqrt (- (pow x 4) (pow y 4)))))>
2.326 * * * * [progress]: [ 66 / 85 ] simplifiying candidate #<alt (λ (x y) (/ (- (pow (pow x 4) 3) (pow (pow y 4) 3)) (+ (* (pow x 4) (pow x 4)) (+ (* (pow y 4) (pow y 4)) (* (pow x 4) (pow y 4))))))>
2.326 * * * * [progress]: [ 67 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
2.326 * * * * [progress]: [ 68 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
2.326 * * * * [progress]: [ 69 / 85 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (pow x 4) (pow x 4)) (* (pow y 4) (pow y 4))) (+ (pow x 4) (pow y 4))))>
2.326 * * * * [progress]: [ 70 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (pow (sqrt y) 4)) (- (pow (sqrt x) 4) (pow (sqrt y) 4))))>
2.327 * * * * [progress]: [ 71 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (sqrt (pow y 4))) (- (pow (sqrt x) 4) (sqrt (pow y 4)))))>
2.327 * * * * [progress]: [ 72 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow (sqrt x) 4) (pow y (/ 4 2))) (- (pow (sqrt x) 4) (pow y (/ 4 2)))))>
2.327 * * * * [progress]: [ 73 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (pow (sqrt y) 4)) (- (sqrt (pow x 4)) (pow (sqrt y) 4))))>
2.327 * * * * [progress]: [ 74 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (sqrt (pow y 4))) (- (sqrt (pow x 4)) (sqrt (pow y 4)))))>
2.327 * * * * [progress]: [ 75 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (sqrt (pow x 4)) (pow y (/ 4 2))) (- (sqrt (pow x 4)) (pow y (/ 4 2)))))>
2.327 * * * * [progress]: [ 76 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (pow (sqrt y) 4)) (- (pow x (/ 4 2)) (pow (sqrt y) 4))))>
2.327 * * * * [progress]: [ 77 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (sqrt (pow y 4))) (- (pow x (/ 4 2)) (sqrt (pow y 4)))))>
2.327 * * * * [progress]: [ 78 / 85 ] simplifiying candidate #<alt (λ (x y) (* (+ (pow x (/ 4 2)) (pow y (/ 4 2))) (- (pow x (/ 4 2)) (pow y (/ 4 2)))))>
2.327 * * * * [progress]: [ 79 / 85 ] simplifiying candidate #<alt (λ (x y) (* (pow 1 4) (- (pow x 4) (pow y 4))))>
2.327 * * * * [progress]: [ 80 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
2.327 * * * * [progress]: [ 81 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
2.327 * * * * [progress]: [ 82 / 85 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (- (pow x 4) (pow y 4)))))>
2.327 * * * * [progress]: [ 83 / 85 ] simplifiying candidate #<alt (λ (x y) 0)>
2.327 * * * * [progress]: [ 84 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
2.327 * * * * [progress]: [ 85 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
2.330 * [simplify]: Simplifying:
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (pow 1 4) (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow 1 4) (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow 1 4) (pow x 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow 1 4) (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow 1 4) (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow 1 4) (pow x 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow 1 4) (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma 1 (pow x 4) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma 1 (pow x 4) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma 1 (pow x 4) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma 1 (pow x 4) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma 1 (pow x 4) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma 1 (pow x 4) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma 1 (pow x 4) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4))))
  (fma (- (pow (cbrt y) 4)) (pow (* (cbrt y) (cbrt y)) 4) (* (pow (cbrt y) 4) (pow (* (cbrt y) (cbrt y)) 4)))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow (sqrt y) 4) (pow (sqrt y) 4))))
  (fma (- (pow (sqrt y) 4)) (pow (sqrt y) 4) (* (pow (sqrt y) 4) (pow (sqrt y) 4)))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) (pow 1 4))))
  (fma (- (pow y 4)) (pow 1 4) (* (pow y 4) (pow 1 4)))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4))))))
  (fma (- (cbrt (pow y 4))) (* (cbrt (pow y 4)) (cbrt (pow y 4))) (* (cbrt (pow y 4)) (* (cbrt (pow y 4)) (cbrt (pow y 4)))))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (sqrt (pow y 4)) (sqrt (pow y 4)))))
  (fma (- (sqrt (pow y 4))) (sqrt (pow y 4)) (* (sqrt (pow y 4)) (sqrt (pow y 4))))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y 4) 1)))
  (fma (- (pow y 4)) 1 (* (pow y 4) 1))
  (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (* (pow y (/ 4 2)) (pow y (/ 4 2)))))
  (fma (- (pow y (/ 4 2))) (pow y (/ 4 2)) (* (pow y (/ 4 2)) (pow y (/ 4 2))))
  (expm1 (- (pow x 4) (pow y 4)))
  (log1p (- (pow x 4) (pow y 4)))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (- (pow y 4))
  (/ (exp (pow x 4)) (exp (pow y 4)))
  (log (- (pow x 4) (pow y 4)))
  (exp (- (pow x 4) (pow y 4)))
  (* (cbrt (- (pow x 4) (pow y 4))) (cbrt (- (pow x 4) (pow y 4))))
  (cbrt (- (pow x 4) (pow y 4)))
  (* (* (- (pow x 4) (pow y 4)) (- (pow x 4) (pow y 4))) (- (pow x 4) (pow y 4)))
  (sqrt (- (pow x 4) (pow y 4)))
  (sqrt (- (pow x 4) (pow y 4)))
  (- (pow (pow x 4) 3) (pow (pow y 4) 3))
  (+ (* (pow x 4) (pow x 4)) (+ (* (pow y 4) (pow y 4)) (* (pow x 4) (pow y 4))))
  (- (pow y 4))
  (- (* (pow x 4) (pow x 4)) (* (pow y 4) (pow y 4)))
  (+ (pow x 4) (pow y 4))
  (+ (pow (sqrt x) 4) (pow (sqrt y) 4))
  (- (pow (sqrt x) 4) (pow (sqrt y) 4))
  (+ (pow (sqrt x) 4) (sqrt (pow y 4)))
  (- (pow (sqrt x) 4) (sqrt (pow y 4)))
  (+ (pow (sqrt x) 4) (pow y (/ 4 2)))
  (- (pow (sqrt x) 4) (pow y (/ 4 2)))
  (+ (sqrt (pow x 4)) (pow (sqrt y) 4))
  (- (sqrt (pow x 4)) (pow (sqrt y) 4))
  (+ (sqrt (pow x 4)) (sqrt (pow y 4)))
  (- (sqrt (pow x 4)) (sqrt (pow y 4)))
  (+ (sqrt (pow x 4)) (pow y (/ 4 2)))
  (- (sqrt (pow x 4)) (pow y (/ 4 2)))
  (+ (pow x (/ 4 2)) (pow (sqrt y) 4))
  (- (pow x (/ 4 2)) (pow (sqrt y) 4))
  (+ (pow x (/ 4 2)) (sqrt (pow y 4)))
  (- (pow x (/ 4 2)) (sqrt (pow y 4)))
  (+ (pow x (/ 4 2)) (pow y (/ 4 2)))
  (- (pow x (/ 4 2)) (pow y (/ 4 2)))
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
  (- (pow y 4))
  (real->posit16 (- (pow x 4) (pow y 4)))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
2.334 * * [simplify]: iteration 1: (149 enodes)
2.385 * * [simplify]: iteration 2: (314 enodes)
2.638 * * [simplify]: iteration 3: (746 enodes)
3.108 * * [simplify]: Extracting #0: cost 31 inf + 0
3.109 * * [simplify]: Extracting #1: cost 195 inf + 1
3.111 * * [simplify]: Extracting #2: cost 448 inf + 1323
3.117 * * [simplify]: Extracting #3: cost 276 inf + 36643
3.133 * * [simplify]: Extracting #4: cost 65 inf + 90657
3.165 * * [simplify]: Extracting #5: cost 6 inf + 109568
3.209 * * [simplify]: Extracting #6: cost 0 inf + 111527
3.252 * [simplify]: Simplified to:
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))) (* (* (cbrt x) (cbrt x)) (* (cbrt x) (cbrt x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (cbrt (* (* x x) (* x x))) (* (cbrt (* (* x x) (* x x))) (cbrt (* (* x x) (* x x))))) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (+ (- (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y)))))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))) (* (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* 0 (* (* y y) (* y y)))
  (expm1 (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (log1p (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (log (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (exp (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y)))) (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y)))))
  (cbrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (* (* (- (* (* x x) (* x x)) (* (* y y) (* y y))) (- (* (* x x) (* x x)) (* (* y y) (* y y)))) (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (- (* (* (* x x) (* x x)) (* (* (* x x) (* x x)) (* (* x x) (* x x)))) (* (* (* (* y y) (* y y)) (* (* y y) (* y y))) (* (* y y) (* y y))))
  (fma (* (* y y) (* y y)) (fma (* y y) (* y y) (* (* x x) (* x x))) (* (* (* x x) (* x x)) (* (* x x) (* x x))))
  (* (* y y) (- (* y y)))
  (- (* (* (* x x) (* x x)) (* (* x x) (* x x))) (* (* (* y y) (* y y)) (* (* y y) (* y y))))
  (fma (* y y) (* y y) (* (* x x) (* x x)))
  (fma x x (* y y))
  (* (+ x y) (- x y))
  (fma x x (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (fma x x (* y y))
  (* (+ x y) (- x y))
  (fma y y (fabs (* x x)))
  (- (fabs (* x x)) (* y y))
  (+ (fabs (* x x)) (fabs (* y y)))
  (- (fabs (* x x)) (fabs (* y y)))
  (fma y y (fabs (* x x)))
  (- (fabs (* x x)) (* y y))
  (fma x x (* y y))
  (* (+ x y) (- x y))
  (fma x x (fabs (* y y)))
  (- (* x x) (fabs (* y y)))
  (fma x x (* y y))
  (* (+ x y) (- x y))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (* (* y y) (- (* y y)))
  (real->posit16 (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  0
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
3.267 * * * [progress]: adding candidates to table
3.929 * * [progress]: iteration 2 / 4
3.929 * * * [progress]: picking best candidate
3.933 * * * * [pick]: Picked  #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>
3.933 * * * [progress]: localizing error
3.965 * * * [progress]: generating rewritten candidates
3.965 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
4.002 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
4.014 * * * [progress]: generating series expansions
4.014 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
4.014 * [backup-simplify]: Simplify (* (* y y) (- (* y y))) into (* -1 (pow y 4))
4.014 * [approximate]: Taking taylor expansion of (* -1 (pow y 4)) in (y) around 0
4.014 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
4.014 * [taylor]: Taking taylor expansion of -1 in y
4.014 * [backup-simplify]: Simplify -1 into -1
4.014 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.014 * [taylor]: Taking taylor expansion of y in y
4.014 * [backup-simplify]: Simplify 0 into 0
4.014 * [backup-simplify]: Simplify 1 into 1
4.014 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
4.014 * [taylor]: Taking taylor expansion of -1 in y
4.014 * [backup-simplify]: Simplify -1 into -1
4.014 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.014 * [taylor]: Taking taylor expansion of y in y
4.014 * [backup-simplify]: Simplify 0 into 0
4.014 * [backup-simplify]: Simplify 1 into 1
4.015 * [backup-simplify]: Simplify (* 1 1) into 1
4.015 * [backup-simplify]: Simplify (* 1 1) into 1
4.016 * [backup-simplify]: Simplify (* -1 1) into -1
4.016 * [backup-simplify]: Simplify -1 into -1
4.016 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.017 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.017 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0
4.017 * [backup-simplify]: Simplify 0 into 0
4.018 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.018 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.019 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 1))) into 0
4.019 * [backup-simplify]: Simplify 0 into 0
4.020 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.020 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.021 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.021 * [backup-simplify]: Simplify 0 into 0
4.022 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.023 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.023 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.023 * [backup-simplify]: Simplify 0 into 0
4.024 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.025 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.026 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.026 * [backup-simplify]: Simplify 0 into 0
4.027 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.028 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.029 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.029 * [backup-simplify]: Simplify 0 into 0
4.029 * [backup-simplify]: Simplify (* -1 (pow y 4)) into (* -1 (pow y 4))
4.029 * [backup-simplify]: Simplify (* (* (/ 1 y) (/ 1 y)) (- (* (/ 1 y) (/ 1 y)))) into (/ -1 (pow y 4))
4.029 * [approximate]: Taking taylor expansion of (/ -1 (pow y 4)) in (y) around 0
4.029 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
4.029 * [taylor]: Taking taylor expansion of -1 in y
4.029 * [backup-simplify]: Simplify -1 into -1
4.029 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.029 * [taylor]: Taking taylor expansion of y in y
4.029 * [backup-simplify]: Simplify 0 into 0
4.029 * [backup-simplify]: Simplify 1 into 1
4.030 * [backup-simplify]: Simplify (* 1 1) into 1
4.030 * [backup-simplify]: Simplify (* 1 1) into 1
4.030 * [backup-simplify]: Simplify (/ -1 1) into -1
4.030 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
4.030 * [taylor]: Taking taylor expansion of -1 in y
4.030 * [backup-simplify]: Simplify -1 into -1
4.030 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.030 * [taylor]: Taking taylor expansion of y in y
4.030 * [backup-simplify]: Simplify 0 into 0
4.030 * [backup-simplify]: Simplify 1 into 1
4.031 * [backup-simplify]: Simplify (* 1 1) into 1
4.031 * [backup-simplify]: Simplify (* 1 1) into 1
4.031 * [backup-simplify]: Simplify (/ -1 1) into -1
4.031 * [backup-simplify]: Simplify -1 into -1
4.032 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.032 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.033 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
4.033 * [backup-simplify]: Simplify 0 into 0
4.033 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.034 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.034 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.034 * [backup-simplify]: Simplify 0 into 0
4.035 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.036 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.036 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.036 * [backup-simplify]: Simplify 0 into 0
4.037 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.038 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.038 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.038 * [backup-simplify]: Simplify 0 into 0
4.039 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.040 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.041 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.041 * [backup-simplify]: Simplify 0 into 0
4.042 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.043 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.047 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.047 * [backup-simplify]: Simplify 0 into 0
4.047 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (/ 1 y)) 4)) into (* -1 (pow y 4))
4.047 * [backup-simplify]: Simplify (* (* (/ 1 (- y)) (/ 1 (- y))) (- (* (/ 1 (- y)) (/ 1 (- y))))) into (/ -1 (pow y 4))
4.047 * [approximate]: Taking taylor expansion of (/ -1 (pow y 4)) in (y) around 0
4.047 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
4.047 * [taylor]: Taking taylor expansion of -1 in y
4.047 * [backup-simplify]: Simplify -1 into -1
4.047 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.047 * [taylor]: Taking taylor expansion of y in y
4.047 * [backup-simplify]: Simplify 0 into 0
4.047 * [backup-simplify]: Simplify 1 into 1
4.048 * [backup-simplify]: Simplify (* 1 1) into 1
4.048 * [backup-simplify]: Simplify (* 1 1) into 1
4.048 * [backup-simplify]: Simplify (/ -1 1) into -1
4.048 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
4.048 * [taylor]: Taking taylor expansion of -1 in y
4.048 * [backup-simplify]: Simplify -1 into -1
4.048 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.048 * [taylor]: Taking taylor expansion of y in y
4.048 * [backup-simplify]: Simplify 0 into 0
4.048 * [backup-simplify]: Simplify 1 into 1
4.049 * [backup-simplify]: Simplify (* 1 1) into 1
4.049 * [backup-simplify]: Simplify (* 1 1) into 1
4.049 * [backup-simplify]: Simplify (/ -1 1) into -1
4.049 * [backup-simplify]: Simplify -1 into -1
4.050 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.050 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.051 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
4.051 * [backup-simplify]: Simplify 0 into 0
4.051 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.052 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.052 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.052 * [backup-simplify]: Simplify 0 into 0
4.053 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.054 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.054 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.054 * [backup-simplify]: Simplify 0 into 0
4.055 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.056 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.056 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.057 * [backup-simplify]: Simplify 0 into 0
4.057 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.058 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.059 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.059 * [backup-simplify]: Simplify 0 into 0
4.060 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.061 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.061 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.061 * [backup-simplify]: Simplify 0 into 0
4.061 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (/ 1 (- y))) 4)) into (* -1 (pow y 4))
4.061 * * * * [progress]: [ 2 / 2 ] generating series at (2)
4.062 * [backup-simplify]: Simplify (+ (pow x 4) (* (* y y) (- (* y y)))) into (- (pow x 4) (pow y 4))
4.062 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
4.062 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
4.062 * [taylor]: Taking taylor expansion of (pow x 4) in y
4.062 * [taylor]: Taking taylor expansion of x in y
4.062 * [backup-simplify]: Simplify x into x
4.062 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.062 * [taylor]: Taking taylor expansion of y in y
4.062 * [backup-simplify]: Simplify 0 into 0
4.062 * [backup-simplify]: Simplify 1 into 1
4.062 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
4.062 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.062 * [taylor]: Taking taylor expansion of x in x
4.062 * [backup-simplify]: Simplify 0 into 0
4.062 * [backup-simplify]: Simplify 1 into 1
4.062 * [taylor]: Taking taylor expansion of (pow y 4) in x
4.062 * [taylor]: Taking taylor expansion of y in x
4.062 * [backup-simplify]: Simplify y into y
4.062 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
4.062 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.062 * [taylor]: Taking taylor expansion of x in x
4.062 * [backup-simplify]: Simplify 0 into 0
4.062 * [backup-simplify]: Simplify 1 into 1
4.062 * [taylor]: Taking taylor expansion of (pow y 4) in x
4.062 * [taylor]: Taking taylor expansion of y in x
4.062 * [backup-simplify]: Simplify y into y
4.062 * [backup-simplify]: Simplify (* y y) into (pow y 2)
4.062 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
4.062 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
4.062 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
4.062 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
4.062 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.062 * [taylor]: Taking taylor expansion of y in y
4.062 * [backup-simplify]: Simplify 0 into 0
4.062 * [backup-simplify]: Simplify 1 into 1
4.062 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
4.063 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
4.063 * [backup-simplify]: Simplify (- 0) into 0
4.063 * [backup-simplify]: Simplify (+ 0 0) into 0
4.063 * [taylor]: Taking taylor expansion of 0 in y
4.063 * [backup-simplify]: Simplify 0 into 0
4.063 * [backup-simplify]: Simplify 0 into 0
4.063 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
4.064 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
4.064 * [backup-simplify]: Simplify (- 0) into 0
4.064 * [backup-simplify]: Simplify (+ 0 0) into 0
4.064 * [taylor]: Taking taylor expansion of 0 in y
4.064 * [backup-simplify]: Simplify 0 into 0
4.064 * [backup-simplify]: Simplify 0 into 0
4.064 * [backup-simplify]: Simplify 0 into 0
4.065 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
4.065 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
4.066 * [backup-simplify]: Simplify (- 0) into 0
4.066 * [backup-simplify]: Simplify (+ 0 0) into 0
4.066 * [taylor]: Taking taylor expansion of 0 in y
4.066 * [backup-simplify]: Simplify 0 into 0
4.066 * [backup-simplify]: Simplify 0 into 0
4.066 * [backup-simplify]: Simplify 0 into 0
4.066 * [backup-simplify]: Simplify 0 into 0
4.066 * [backup-simplify]: Simplify 0 into 0
4.067 * [backup-simplify]: Simplify (+ (pow (/ 1 x) 4) (* (* (/ 1 y) (/ 1 y)) (- (* (/ 1 y) (/ 1 y))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
4.067 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
4.067 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
4.067 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
4.067 * [taylor]: Taking taylor expansion of (pow x 4) in y
4.067 * [taylor]: Taking taylor expansion of x in y
4.067 * [backup-simplify]: Simplify x into x
4.067 * [backup-simplify]: Simplify (* x x) into (pow x 2)
4.067 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
4.067 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
4.067 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
4.067 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.067 * [taylor]: Taking taylor expansion of y in y
4.067 * [backup-simplify]: Simplify 0 into 0
4.067 * [backup-simplify]: Simplify 1 into 1
4.067 * [backup-simplify]: Simplify (* 1 1) into 1
4.067 * [backup-simplify]: Simplify (* 1 1) into 1
4.068 * [backup-simplify]: Simplify (/ 1 1) into 1
4.068 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
4.068 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
4.068 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.068 * [taylor]: Taking taylor expansion of x in x
4.068 * [backup-simplify]: Simplify 0 into 0
4.068 * [backup-simplify]: Simplify 1 into 1
4.068 * [backup-simplify]: Simplify (* 1 1) into 1
4.068 * [backup-simplify]: Simplify (* 1 1) into 1
4.068 * [backup-simplify]: Simplify (/ 1 1) into 1
4.068 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
4.068 * [taylor]: Taking taylor expansion of (pow y 4) in x
4.069 * [taylor]: Taking taylor expansion of y in x
4.069 * [backup-simplify]: Simplify y into y
4.069 * [backup-simplify]: Simplify (* y y) into (pow y 2)
4.069 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
4.069 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
4.069 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
4.069 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
4.069 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.069 * [taylor]: Taking taylor expansion of x in x
4.069 * [backup-simplify]: Simplify 0 into 0
4.069 * [backup-simplify]: Simplify 1 into 1
4.069 * [backup-simplify]: Simplify (* 1 1) into 1
4.069 * [backup-simplify]: Simplify (* 1 1) into 1
4.070 * [backup-simplify]: Simplify (/ 1 1) into 1
4.070 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
4.070 * [taylor]: Taking taylor expansion of (pow y 4) in x
4.070 * [taylor]: Taking taylor expansion of y in x
4.070 * [backup-simplify]: Simplify y into y
4.070 * [backup-simplify]: Simplify (* y y) into (pow y 2)
4.070 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
4.070 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
4.070 * [backup-simplify]: Simplify (+ 1 0) into 1
4.070 * [taylor]: Taking taylor expansion of 1 in y
4.070 * [backup-simplify]: Simplify 1 into 1
4.071 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.071 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.071 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.072 * [backup-simplify]: Simplify (+ 0 0) into 0
4.072 * [taylor]: Taking taylor expansion of 0 in y
4.072 * [backup-simplify]: Simplify 0 into 0
4.072 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.073 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.073 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.074 * [backup-simplify]: Simplify (+ 0 0) into 0
4.074 * [taylor]: Taking taylor expansion of 0 in y
4.074 * [backup-simplify]: Simplify 0 into 0
4.074 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.075 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.076 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.076 * [backup-simplify]: Simplify (+ 0 0) into 0
4.076 * [taylor]: Taking taylor expansion of 0 in y
4.076 * [backup-simplify]: Simplify 0 into 0
4.077 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.077 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.078 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
4.078 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
4.078 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
4.078 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
4.078 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.078 * [taylor]: Taking taylor expansion of y in y
4.078 * [backup-simplify]: Simplify 0 into 0
4.078 * [backup-simplify]: Simplify 1 into 1
4.078 * [backup-simplify]: Simplify (* 1 1) into 1
4.079 * [backup-simplify]: Simplify (* 1 1) into 1
4.079 * [backup-simplify]: Simplify (/ 1 1) into 1
4.079 * [backup-simplify]: Simplify (- 1) into -1
4.079 * [backup-simplify]: Simplify -1 into -1
4.079 * [backup-simplify]: Simplify 1 into 1
4.080 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.081 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.081 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.081 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
4.082 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
4.082 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
4.082 * [backup-simplify]: Simplify (- 0) into 0
4.082 * [backup-simplify]: Simplify (+ 0 0) into 0
4.082 * [taylor]: Taking taylor expansion of 0 in y
4.082 * [backup-simplify]: Simplify 0 into 0
4.083 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.083 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.084 * [backup-simplify]: Simplify (- 0) into 0
4.084 * [backup-simplify]: Simplify 0 into 0
4.084 * [backup-simplify]: Simplify 0 into 0
4.084 * [backup-simplify]: Simplify 0 into 0
4.085 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.086 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.086 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.087 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
4.087 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
4.087 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
4.087 * [backup-simplify]: Simplify (- 0) into 0
4.088 * [backup-simplify]: Simplify (+ 0 0) into 0
4.088 * [taylor]: Taking taylor expansion of 0 in y
4.088 * [backup-simplify]: Simplify 0 into 0
4.088 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.089 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.089 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.089 * [backup-simplify]: Simplify (- 0) into 0
4.090 * [backup-simplify]: Simplify 0 into 0
4.090 * [backup-simplify]: Simplify 0 into 0
4.090 * [backup-simplify]: Simplify 0 into 0
4.090 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
4.090 * [backup-simplify]: Simplify (+ (pow (/ 1 (- x)) 4) (* (* (/ 1 (- y)) (/ 1 (- y))) (- (* (/ 1 (- y)) (/ 1 (- y)))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
4.090 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
4.090 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
4.090 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
4.090 * [taylor]: Taking taylor expansion of (pow x 4) in y
4.090 * [taylor]: Taking taylor expansion of x in y
4.090 * [backup-simplify]: Simplify x into x
4.090 * [backup-simplify]: Simplify (* x x) into (pow x 2)
4.090 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
4.090 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
4.090 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
4.090 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.090 * [taylor]: Taking taylor expansion of y in y
4.090 * [backup-simplify]: Simplify 0 into 0
4.090 * [backup-simplify]: Simplify 1 into 1
4.091 * [backup-simplify]: Simplify (* 1 1) into 1
4.091 * [backup-simplify]: Simplify (* 1 1) into 1
4.091 * [backup-simplify]: Simplify (/ 1 1) into 1
4.091 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
4.091 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
4.091 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.091 * [taylor]: Taking taylor expansion of x in x
4.091 * [backup-simplify]: Simplify 0 into 0
4.091 * [backup-simplify]: Simplify 1 into 1
4.091 * [backup-simplify]: Simplify (* 1 1) into 1
4.092 * [backup-simplify]: Simplify (* 1 1) into 1
4.092 * [backup-simplify]: Simplify (/ 1 1) into 1
4.092 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
4.092 * [taylor]: Taking taylor expansion of (pow y 4) in x
4.092 * [taylor]: Taking taylor expansion of y in x
4.092 * [backup-simplify]: Simplify y into y
4.092 * [backup-simplify]: Simplify (* y y) into (pow y 2)
4.092 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
4.092 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
4.092 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
4.092 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
4.092 * [taylor]: Taking taylor expansion of (pow x 4) in x
4.092 * [taylor]: Taking taylor expansion of x in x
4.092 * [backup-simplify]: Simplify 0 into 0
4.092 * [backup-simplify]: Simplify 1 into 1
4.093 * [backup-simplify]: Simplify (* 1 1) into 1
4.093 * [backup-simplify]: Simplify (* 1 1) into 1
4.093 * [backup-simplify]: Simplify (/ 1 1) into 1
4.093 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
4.093 * [taylor]: Taking taylor expansion of (pow y 4) in x
4.093 * [taylor]: Taking taylor expansion of y in x
4.093 * [backup-simplify]: Simplify y into y
4.093 * [backup-simplify]: Simplify (* y y) into (pow y 2)
4.093 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
4.093 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
4.094 * [backup-simplify]: Simplify (+ 1 0) into 1
4.094 * [taylor]: Taking taylor expansion of 1 in y
4.094 * [backup-simplify]: Simplify 1 into 1
4.094 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.094 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.095 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.095 * [backup-simplify]: Simplify (+ 0 0) into 0
4.095 * [taylor]: Taking taylor expansion of 0 in y
4.095 * [backup-simplify]: Simplify 0 into 0
4.096 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.096 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.097 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.097 * [backup-simplify]: Simplify (+ 0 0) into 0
4.097 * [taylor]: Taking taylor expansion of 0 in y
4.097 * [backup-simplify]: Simplify 0 into 0
4.098 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.098 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
4.099 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.099 * [backup-simplify]: Simplify (+ 0 0) into 0
4.099 * [taylor]: Taking taylor expansion of 0 in y
4.099 * [backup-simplify]: Simplify 0 into 0
4.100 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.101 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
4.101 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.101 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
4.102 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
4.102 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
4.102 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
4.102 * [taylor]: Taking taylor expansion of (pow y 4) in y
4.102 * [taylor]: Taking taylor expansion of y in y
4.102 * [backup-simplify]: Simplify 0 into 0
4.102 * [backup-simplify]: Simplify 1 into 1
4.102 * [backup-simplify]: Simplify (* 1 1) into 1
4.102 * [backup-simplify]: Simplify (* 1 1) into 1
4.102 * [backup-simplify]: Simplify (/ 1 1) into 1
4.103 * [backup-simplify]: Simplify (- 1) into -1
4.103 * [backup-simplify]: Simplify -1 into -1
4.103 * [backup-simplify]: Simplify 1 into 1
4.104 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.104 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
4.105 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.105 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
4.105 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
4.105 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
4.106 * [backup-simplify]: Simplify (- 0) into 0
4.106 * [backup-simplify]: Simplify (+ 0 0) into 0
4.106 * [taylor]: Taking taylor expansion of 0 in y
4.106 * [backup-simplify]: Simplify 0 into 0
4.106 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.107 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.107 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.107 * [backup-simplify]: Simplify (- 0) into 0
4.108 * [backup-simplify]: Simplify 0 into 0
4.108 * [backup-simplify]: Simplify 0 into 0
4.108 * [backup-simplify]: Simplify 0 into 0
4.109 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.110 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
4.110 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.111 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
4.111 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
4.111 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
4.112 * [backup-simplify]: Simplify (- 0) into 0
4.112 * [backup-simplify]: Simplify (+ 0 0) into 0
4.112 * [taylor]: Taking taylor expansion of 0 in y
4.112 * [backup-simplify]: Simplify 0 into 0
4.112 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.113 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.114 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.114 * [backup-simplify]: Simplify (- 0) into 0
4.114 * [backup-simplify]: Simplify 0 into 0
4.114 * [backup-simplify]: Simplify 0 into 0
4.114 * [backup-simplify]: Simplify 0 into 0
4.114 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
4.114 * * * [progress]: simplifying candidates
4.114 * * * * [progress]: [ 1 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (log1p (expm1 (* (* y y) (- (* y y)))))))>
4.114 * * * * [progress]: [ 2 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (expm1 (log1p (* (* y y) (- (* y y)))))))>
4.114 * * * * [progress]: [ 3 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
4.115 * * * * [progress]: [ 4 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
4.115 * * * * [progress]: [ 5 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
4.115 * * * * [progress]: [ 6 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (+ (+ (log y) (log y)) (log (- (* y y)))))))>
4.115 * * * * [progress]: [ 7 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (+ (log (* y y)) (log (- (* y y)))))))>
4.115 * * * * [progress]: [ 8 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (log (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 9 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (log (exp (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 10 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) y) (* (* y y) y)) (* (* (- (* y y)) (- (* y y))) (- (* y y)))))))>
4.115 * * * * [progress]: [ 11 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) (* y y)) (* y y)) (* (* (- (* y y)) (- (* y y))) (- (* y y)))))))>
4.115 * * * * [progress]: [ 12 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (cbrt (* (* y y) (- (* y y)))) (cbrt (* (* y y) (- (* y y))))) (cbrt (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 13 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 14 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (sqrt (* (* y y) (- (* y y)))) (sqrt (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 15 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* 1 (* (* y y) (- (* y y))))))>
4.115 * * * * [progress]: [ 16 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* y (sqrt (- (* y y)))) (* y (sqrt (- (* y y)))))))>
4.115 * * * * [progress]: [ 17 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
4.115 * * * * [progress]: [ 18 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y))))) (cbrt (- (* y y))))))>
4.115 * * * * [progress]: [ 19 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (sqrt (- (* y y)))) (sqrt (- (* y y))))))>
4.115 * * * * [progress]: [ 20 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) 1) (- (* y y)))))>
4.115 * * * * [progress]: [ 21 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) -1) (* y y))))>
4.115 * * * * [progress]: [ 22 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (- y)) y)))>
4.115 * * * * [progress]: [ 23 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) y) (- y))))>
4.115 * * * * [progress]: [ 24 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* y (* y (- (* y y))))))>
4.115 * * * * [progress]: [ 25 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (posit16->real (real->posit16 (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 26 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (- (* y y)) (* y y))))>
4.115 * * * * [progress]: [ 27 / 55 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 28 / 55 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.115 * * * * [progress]: [ 29 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (* (* y y) (- (* y y)))))>
4.115 * * * * [progress]: [ 30 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (* (* y y) (- (* y y)))))>
4.116 * * * * [progress]: [ 31 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (* (* y y) (- (* y y)))))>
4.116 * * * * [progress]: [ 32 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (* (* y y) (- (* y y)))))>
4.116 * * * * [progress]: [ 33 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (* (* y y) (- (* y y)))))>
4.116 * * * * [progress]: [ 34 / 55 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (* (* y y) (- (* y y)))))>
4.116 * * * * [progress]: [ 35 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (* (* y y) (- (* y y)))))>
4.116 * * * * [progress]: [ 36 / 55 ] simplifiying candidate #<alt (λ (x y) (log (* (exp (pow x 4)) (exp (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 37 / 55 ] simplifiying candidate #<alt (λ (x y) (pow (+ (pow x 4) (* (* y y) (- (* y y)))) 1))>
4.116 * * * * [progress]: [ 38 / 55 ] simplifiying candidate #<alt (λ (x y) (exp (log (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 39 / 55 ] simplifiying candidate #<alt (λ (x y) (log (exp (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 40 / 55 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (+ (pow x 4) (* (* y y) (- (* y y))))) (cbrt (+ (pow x 4) (* (* y y) (- (* y y)))))) (cbrt (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 41 / 55 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (+ (pow x 4) (* (* y y) (- (* y y)))) (+ (pow x 4) (* (* y y) (- (* y y))))) (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 42 / 55 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (+ (pow x 4) (* (* y y) (- (* y y))))) (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 43 / 55 ] simplifiying candidate #<alt (λ (x y) (/ (+ (pow (pow x 4) 3) (pow (* (* y y) (- (* y y))) 3)) (+ (* (pow x 4) (pow x 4)) (- (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (pow x 4) (* (* y y) (- (* y y))))))))>
4.116 * * * * [progress]: [ 44 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
4.116 * * * * [progress]: [ 45 / 55 ] simplifiying candidate #<alt (λ (x y) (* 1 (+ (pow x 4) (* (* y y) (- (* y y))))))>
4.116 * * * * [progress]: [ 46 / 55 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (pow x 4) (pow x 4)) (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y))))) (- (pow x 4) (* (* y y) (- (* y y))))))>
4.116 * * * * [progress]: [ 47 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
4.116 * * * * [progress]: [ 48 / 55 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (+ (pow x 4) (* (* y y) (- (* y y)))))))>
4.116 * * * * [progress]: [ 49 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (* (* y y) (- (* y y))) (pow x 4)))>
4.116 * * * * [progress]: [ 50 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
4.116 * * * * [progress]: [ 51 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
4.116 * * * * [progress]: [ 52 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
4.116 * * * * [progress]: [ 53 / 55 ] simplifiying candidate #<alt (λ (x y) 0)>
4.116 * * * * [progress]: [ 54 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
4.116 * * * * [progress]: [ 55 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
4.117 * [simplify]: Simplifying:
  (expm1 (* (* y y) (- (* y y))))
  (log1p (* (* y y) (- (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (+ (+ (log y) (log y)) (log (- (* y y))))
  (+ (log (* y y)) (log (- (* y y))))
  (log (* (* y y) (- (* y y))))
  (exp (* (* y y) (- (* y y))))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (- (* y y)) (- (* y y))) (- (* y y))))
  (* (* (* (* y y) (* y y)) (* y y)) (* (* (- (* y y)) (- (* y y))) (- (* y y))))
  (* (cbrt (* (* y y) (- (* y y)))) (cbrt (* (* y y) (- (* y y)))))
  (cbrt (* (* y y) (- (* y y))))
  (* (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (* y y) (- (* y y))))
  (sqrt (* (* y y) (- (* y y))))
  (sqrt (* (* y y) (- (* y y))))
  (* y (sqrt (- (* y y))))
  (* y (sqrt (- (* y y))))
  (* (* y y) (* y y))
  (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y)))))
  (* (* y y) (sqrt (- (* y y))))
  (* (* y y) 1)
  (* (* y y) -1)
  (* (* y y) (- y))
  (* (* y y) y)
  (* y (- (* y y)))
  (real->posit16 (* (* y y) (- (* y y))))
  (expm1 (+ (pow x 4) (* (* y y) (- (* y y)))))
  (log1p (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* (exp (pow x 4)) (exp (* (* y y) (- (* y y)))))
  (log (+ (pow x 4) (* (* y y) (- (* y y)))))
  (exp (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* (cbrt (+ (pow x 4) (* (* y y) (- (* y y))))) (cbrt (+ (pow x 4) (* (* y y) (- (* y y))))))
  (cbrt (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* (* (+ (pow x 4) (* (* y y) (- (* y y)))) (+ (pow x 4) (* (* y y) (- (* y y))))) (+ (pow x 4) (* (* y y) (- (* y y)))))
  (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))
  (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))
  (+ (pow (pow x 4) 3) (pow (* (* y y) (- (* y y))) 3))
  (+ (* (pow x 4) (pow x 4)) (- (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (pow x 4) (* (* y y) (- (* y y))))))
  (- (* (pow x 4) (pow x 4)) (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))))
  (- (pow x 4) (* (* y y) (- (* y y))))
  (real->posit16 (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* -1 (pow y 4))
  (* -1 (pow y 4))
  (* -1 (pow y 4))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
4.118 * * [simplify]: iteration 1: (71 enodes)
4.133 * * [simplify]: iteration 2: (199 enodes)
4.283 * * [simplify]: iteration 3: (662 enodes)
5.170 * * [simplify]: Extracting #0: cost 33 inf + 0
5.171 * * [simplify]: Extracting #1: cost 179 inf + 1
5.173 * * [simplify]: Extracting #2: cost 360 inf + 1561
5.177 * * [simplify]: Extracting #3: cost 318 inf + 14359
5.186 * * [simplify]: Extracting #4: cost 193 inf + 37668
5.210 * * [simplify]: Extracting #5: cost 48 inf + 78232
5.259 * * [simplify]: Extracting #6: cost 1 inf + 92459
5.306 * * [simplify]: Extracting #7: cost 0 inf + 92956
5.353 * [simplify]: Simplified to:
  (expm1 (* (* y y) (- (* y y))))
  (log1p (* (* y y) (- (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (log (* (* y y) (- (* y y))))
  (log (* (* y y) (- (* y y))))
  (log (* (* y y) (- (* y y))))
  (exp (* (* y y) (- (* y y))))
  (* (- (* (* (* y y) (* y y)) (* (* y y) (* y y)))) (* (* y y) (* y y)))
  (* (- (* (* (* y y) (* y y)) (* (* y y) (* y y)))) (* (* y y) (* y y)))
  (* (cbrt (* (* y y) (- (* y y)))) (cbrt (* (* y y) (- (* y y)))))
  (cbrt (* (* y y) (- (* y y))))
  (* (- (* (* (* y y) (* y y)) (* (* y y) (* y y)))) (* (* y y) (* y y)))
  (sqrt (* (* y y) (- (* y y))))
  (sqrt (* (* y y) (- (* y y))))
  (* (sqrt (- (* y y))) y)
  (* (sqrt (- (* y y))) y)
  (* (* y y) (* y y))
  (* (cbrt (- (* y y))) (* (cbrt (- (* y y))) (* y y)))
  (* (* y y) (sqrt (- (* y y))))
  (* y y)
  (- (* y y))
  (* (- (* y y)) y)
  (* y (* y y))
  (* (- (* y y)) y)
  (real->posit16 (* (* y y) (- (* y y))))
  (expm1 (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (log1p (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (exp (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (log (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (exp (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (* (cbrt (* (+ (* x x) (* y y)) (- (* x x) (* y y)))) (cbrt (* (+ (* x x) (* y y)) (- (* x x) (* y y)))))
  (cbrt (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (* (* (* (+ (* x x) (* y y)) (- (* x x) (* y y))) (* (+ (* x x) (* y y)) (- (* x x) (* y y)))) (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (sqrt (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (sqrt (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (- (* (* (* x x) (* x x)) (* (* (* x x) (* x x)) (* (* x x) (* x x)))) (* (* (* y (* y y)) (* y (* y y))) (* (* y (* y y)) (* y (* y y)))))
  (fma (* (* y y) (* y y)) (* (* y y) (* y y)) (fma (* (* y y) (* y y)) (* (* x x) (* x x)) (* (* (* x x) (* x x)) (* (* x x) (* x x)))))
  (- (* (* (* x x) (* x x)) (* (* x x) (* x x))) (* (* (* y y) (* y y)) (* (* y y) (* y y))))
  (fma (* y y) (* y y) (* (* x x) (* x x)))
  (real->posit16 (* (+ (* x x) (* y y)) (- (* x x) (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  0
  (* (+ (* x x) (* y y)) (- (* x x) (* y y)))
  (* (+ (* x x) (* y y)) (- (* x x) (* y y)))
5.357 * * * [progress]: adding candidates to table
5.802 * [progress]: [Phase 3 of 3] Extracting.
5.802 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>)
5.803 * * * [regime-changes]: Trying 5 branch expressions: ((pow y 4) (pow x 4) (- (pow x 4) (pow y 4)) y x)
5.804 * * * * [regimes]: Trying to branch on (pow y 4) from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>)
5.849 * * * * [regimes]: Trying to branch on (pow x 4) from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>)
5.894 * * * * [regimes]: Trying to branch on (- (pow x 4) (pow y 4)) from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>)
5.945 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>)
5.970 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (- (pow x 4) (pow y 4)))> #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>)
5.992 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
5.992 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
5.992 * * [simplify]: iteration 1: (6 enodes)
5.993 * * [simplify]: Extracting #0: cost 1 inf + 0
5.993 * * [simplify]: Extracting #1: cost 3 inf + 0
5.993 * * [simplify]: Extracting #2: cost 6 inf + 0
5.993 * * [simplify]: Extracting #3: cost 2 inf + 215
5.993 * * [simplify]: Extracting #4: cost 0 inf + 890
5.993 * [simplify]: Simplified to:
  (- (pow x 4) (pow y 4))
9.081 * [regime-testing]: Baseline error score: 0.0017502187773471684
9.086 * [regime-testing]: Oracle error score: 0.0012501562695336917
9.097 * [regime-testing]: End program error score: 0.0017502187773471684