1.075 * [progress]: [Phase 1 of 3] Setting up.
0.004 * * * [progress]: [1/2] Preparing points
0.173 * * * [progress]: [2/2] Setting up program.
0.176 * [progress]: [Phase 2 of 3] Improving.
0.177 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
0.179 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
0.180 * * [simplify]: iteration 1: (6 enodes)
0.188 * * [simplify]: iteration 2: (14 enodes)
0.196 * * [simplify]: iteration 3: (39 enodes)
0.210 * * [simplify]: iteration 4: (58 enodes)
0.225 * * [simplify]: iteration 5: (112 enodes)
0.297 * * [simplify]: iteration 6: (275 enodes)
0.461 * * [simplify]: iteration 7: (628 enodes)
0.883 * * [simplify]: iteration 8: (1464 enodes)
1.791 * * [simplify]: Extracting #0: cost 1 inf + 0
1.792 * * [simplify]: Extracting #1: cost 91 inf + 0
1.796 * * [simplify]: Extracting #2: cost 252 inf + 466
1.805 * * [simplify]: Extracting #3: cost 150 inf + 18250
1.836 * * [simplify]: Extracting #4: cost 10 inf + 50536
1.874 * * [simplify]: Extracting #5: cost 0 inf + 50012
1.919 * [simplify]: Simplified to:
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
1.931 * * [progress]: iteration 1 / 4
1.931 * * * [progress]: picking best candidate
1.941 * * * * [pick]: Picked  #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
1.941 * * * [progress]: localizing error
1.963 * * * [progress]: generating rewritten candidates
1.963 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.996 * * * [progress]: generating series expansions
1.997 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.004 * [backup-simplify]: Simplify (- (pow x 4) (pow y 4)) into (- (pow x 4) (pow y 4))
2.004 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
2.005 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
2.005 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.005 * [taylor]: Taking taylor expansion of x in y
2.005 * [backup-simplify]: Simplify x into x
2.006 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.006 * [taylor]: Taking taylor expansion of y in y
2.006 * [backup-simplify]: Simplify 0 into 0
2.006 * [backup-simplify]: Simplify 1 into 1
2.006 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
2.006 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.006 * [taylor]: Taking taylor expansion of x in x
2.006 * [backup-simplify]: Simplify 0 into 0
2.006 * [backup-simplify]: Simplify 1 into 1
2.006 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.006 * [taylor]: Taking taylor expansion of y in x
2.006 * [backup-simplify]: Simplify y into y
2.007 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
2.007 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.007 * [taylor]: Taking taylor expansion of x in x
2.007 * [backup-simplify]: Simplify 0 into 0
2.007 * [backup-simplify]: Simplify 1 into 1
2.007 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.007 * [taylor]: Taking taylor expansion of y in x
2.007 * [backup-simplify]: Simplify y into y
2.008 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.008 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.008 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
2.008 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
2.008 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
2.008 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.008 * [taylor]: Taking taylor expansion of y in y
2.008 * [backup-simplify]: Simplify 0 into 0
2.008 * [backup-simplify]: Simplify 1 into 1
2.009 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.009 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.009 * [backup-simplify]: Simplify (- 0) into 0
2.010 * [backup-simplify]: Simplify (+ 0 0) into 0
2.010 * [taylor]: Taking taylor expansion of 0 in y
2.010 * [backup-simplify]: Simplify 0 into 0
2.010 * [backup-simplify]: Simplify 0 into 0
2.011 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.011 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.011 * [backup-simplify]: Simplify (- 0) into 0
2.012 * [backup-simplify]: Simplify (+ 0 0) into 0
2.012 * [taylor]: Taking taylor expansion of 0 in y
2.012 * [backup-simplify]: Simplify 0 into 0
2.012 * [backup-simplify]: Simplify 0 into 0
2.012 * [backup-simplify]: Simplify 0 into 0
2.013 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
2.014 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
2.014 * [backup-simplify]: Simplify (- 0) into 0
2.015 * [backup-simplify]: Simplify (+ 0 0) into 0
2.015 * [taylor]: Taking taylor expansion of 0 in y
2.015 * [backup-simplify]: Simplify 0 into 0
2.015 * [backup-simplify]: Simplify 0 into 0
2.015 * [backup-simplify]: Simplify 0 into 0
2.015 * [backup-simplify]: Simplify 0 into 0
2.015 * [backup-simplify]: Simplify 0 into 0
2.015 * [backup-simplify]: Simplify (- (pow (/ 1 x) 4) (pow (/ 1 y) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
2.015 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
2.015 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
2.015 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
2.015 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.016 * [taylor]: Taking taylor expansion of x in y
2.016 * [backup-simplify]: Simplify x into x
2.016 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.016 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.016 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
2.016 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.016 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.016 * [taylor]: Taking taylor expansion of y in y
2.016 * [backup-simplify]: Simplify 0 into 0
2.016 * [backup-simplify]: Simplify 1 into 1
2.016 * [backup-simplify]: Simplify (* 1 1) into 1
2.017 * [backup-simplify]: Simplify (* 1 1) into 1
2.017 * [backup-simplify]: Simplify (/ 1 1) into 1
2.017 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.017 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.017 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.017 * [taylor]: Taking taylor expansion of x in x
2.018 * [backup-simplify]: Simplify 0 into 0
2.018 * [backup-simplify]: Simplify 1 into 1
2.028 * [backup-simplify]: Simplify (* 1 1) into 1
2.028 * [backup-simplify]: Simplify (* 1 1) into 1
2.029 * [backup-simplify]: Simplify (/ 1 1) into 1
2.029 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.029 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.029 * [taylor]: Taking taylor expansion of y in x
2.029 * [backup-simplify]: Simplify y into y
2.029 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.029 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.029 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.029 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.029 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.029 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.029 * [taylor]: Taking taylor expansion of x in x
2.029 * [backup-simplify]: Simplify 0 into 0
2.029 * [backup-simplify]: Simplify 1 into 1
2.030 * [backup-simplify]: Simplify (* 1 1) into 1
2.030 * [backup-simplify]: Simplify (* 1 1) into 1
2.030 * [backup-simplify]: Simplify (/ 1 1) into 1
2.030 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.031 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.031 * [taylor]: Taking taylor expansion of y in x
2.031 * [backup-simplify]: Simplify y into y
2.031 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.031 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.031 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.031 * [backup-simplify]: Simplify (+ 1 0) into 1
2.031 * [taylor]: Taking taylor expansion of 1 in y
2.031 * [backup-simplify]: Simplify 1 into 1
2.032 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.033 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.034 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.034 * [backup-simplify]: Simplify (+ 0 0) into 0
2.034 * [taylor]: Taking taylor expansion of 0 in y
2.034 * [backup-simplify]: Simplify 0 into 0
2.035 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.036 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.037 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.037 * [backup-simplify]: Simplify (+ 0 0) into 0
2.037 * [taylor]: Taking taylor expansion of 0 in y
2.037 * [backup-simplify]: Simplify 0 into 0
2.039 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.040 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.041 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.041 * [backup-simplify]: Simplify (+ 0 0) into 0
2.041 * [taylor]: Taking taylor expansion of 0 in y
2.041 * [backup-simplify]: Simplify 0 into 0
2.043 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.044 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.046 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.046 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
2.046 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
2.046 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
2.046 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.046 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.046 * [taylor]: Taking taylor expansion of y in y
2.046 * [backup-simplify]: Simplify 0 into 0
2.046 * [backup-simplify]: Simplify 1 into 1
2.046 * [backup-simplify]: Simplify (* 1 1) into 1
2.047 * [backup-simplify]: Simplify (* 1 1) into 1
2.047 * [backup-simplify]: Simplify (/ 1 1) into 1
2.048 * [backup-simplify]: Simplify (- 1) into -1
2.048 * [backup-simplify]: Simplify -1 into -1
2.048 * [backup-simplify]: Simplify 1 into 1
2.050 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.051 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.052 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.052 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.053 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.053 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
2.053 * [backup-simplify]: Simplify (- 0) into 0
2.054 * [backup-simplify]: Simplify (+ 0 0) into 0
2.054 * [taylor]: Taking taylor expansion of 0 in y
2.054 * [backup-simplify]: Simplify 0 into 0
2.055 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.055 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.056 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.056 * [backup-simplify]: Simplify (- 0) into 0
2.057 * [backup-simplify]: Simplify 0 into 0
2.057 * [backup-simplify]: Simplify 0 into 0
2.057 * [backup-simplify]: Simplify 0 into 0
2.058 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.060 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.061 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.061 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.062 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.062 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
2.063 * [backup-simplify]: Simplify (- 0) into 0
2.063 * [backup-simplify]: Simplify (+ 0 0) into 0
2.063 * [taylor]: Taking taylor expansion of 0 in y
2.063 * [backup-simplify]: Simplify 0 into 0
2.064 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.065 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.066 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.066 * [backup-simplify]: Simplify (- 0) into 0
2.066 * [backup-simplify]: Simplify 0 into 0
2.066 * [backup-simplify]: Simplify 0 into 0
2.066 * [backup-simplify]: Simplify 0 into 0
2.067 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
2.067 * [backup-simplify]: Simplify (- (pow (/ 1 (- x)) 4) (pow (/ 1 (- y)) 4)) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
2.067 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
2.067 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
2.067 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
2.067 * [taylor]: Taking taylor expansion of (pow x 4) in y
2.067 * [taylor]: Taking taylor expansion of x in y
2.067 * [backup-simplify]: Simplify x into x
2.068 * [backup-simplify]: Simplify (* x x) into (pow x 2)
2.068 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
2.068 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
2.068 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.068 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.068 * [taylor]: Taking taylor expansion of y in y
2.068 * [backup-simplify]: Simplify 0 into 0
2.068 * [backup-simplify]: Simplify 1 into 1
2.068 * [backup-simplify]: Simplify (* 1 1) into 1
2.069 * [backup-simplify]: Simplify (* 1 1) into 1
2.069 * [backup-simplify]: Simplify (/ 1 1) into 1
2.069 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.069 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.069 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.069 * [taylor]: Taking taylor expansion of x in x
2.069 * [backup-simplify]: Simplify 0 into 0
2.069 * [backup-simplify]: Simplify 1 into 1
2.069 * [backup-simplify]: Simplify (* 1 1) into 1
2.069 * [backup-simplify]: Simplify (* 1 1) into 1
2.070 * [backup-simplify]: Simplify (/ 1 1) into 1
2.070 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.070 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.070 * [taylor]: Taking taylor expansion of y in x
2.070 * [backup-simplify]: Simplify y into y
2.070 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.070 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.070 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.070 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
2.070 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
2.070 * [taylor]: Taking taylor expansion of (pow x 4) in x
2.070 * [taylor]: Taking taylor expansion of x in x
2.070 * [backup-simplify]: Simplify 0 into 0
2.070 * [backup-simplify]: Simplify 1 into 1
2.070 * [backup-simplify]: Simplify (* 1 1) into 1
2.070 * [backup-simplify]: Simplify (* 1 1) into 1
2.071 * [backup-simplify]: Simplify (/ 1 1) into 1
2.071 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
2.071 * [taylor]: Taking taylor expansion of (pow y 4) in x
2.071 * [taylor]: Taking taylor expansion of y in x
2.071 * [backup-simplify]: Simplify y into y
2.071 * [backup-simplify]: Simplify (* y y) into (pow y 2)
2.071 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
2.071 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
2.071 * [backup-simplify]: Simplify (+ 1 0) into 1
2.071 * [taylor]: Taking taylor expansion of 1 in y
2.071 * [backup-simplify]: Simplify 1 into 1
2.072 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.072 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.072 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.073 * [backup-simplify]: Simplify (+ 0 0) into 0
2.073 * [taylor]: Taking taylor expansion of 0 in y
2.073 * [backup-simplify]: Simplify 0 into 0
2.073 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.074 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.074 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.075 * [backup-simplify]: Simplify (+ 0 0) into 0
2.075 * [taylor]: Taking taylor expansion of 0 in y
2.075 * [backup-simplify]: Simplify 0 into 0
2.075 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.076 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.076 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.077 * [backup-simplify]: Simplify (+ 0 0) into 0
2.077 * [taylor]: Taking taylor expansion of 0 in y
2.077 * [backup-simplify]: Simplify 0 into 0
2.077 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.078 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.079 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
2.079 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
2.079 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
2.079 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
2.079 * [taylor]: Taking taylor expansion of (pow y 4) in y
2.079 * [taylor]: Taking taylor expansion of y in y
2.079 * [backup-simplify]: Simplify 0 into 0
2.079 * [backup-simplify]: Simplify 1 into 1
2.079 * [backup-simplify]: Simplify (* 1 1) into 1
2.079 * [backup-simplify]: Simplify (* 1 1) into 1
2.079 * [backup-simplify]: Simplify (/ 1 1) into 1
2.080 * [backup-simplify]: Simplify (- 1) into -1
2.080 * [backup-simplify]: Simplify -1 into -1
2.080 * [backup-simplify]: Simplify 1 into 1
2.081 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.081 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.082 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.082 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
2.082 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
2.082 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
2.082 * [backup-simplify]: Simplify (- 0) into 0
2.083 * [backup-simplify]: Simplify (+ 0 0) into 0
2.083 * [taylor]: Taking taylor expansion of 0 in y
2.083 * [backup-simplify]: Simplify 0 into 0
2.083 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.083 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.084 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.084 * [backup-simplify]: Simplify (- 0) into 0
2.084 * [backup-simplify]: Simplify 0 into 0
2.084 * [backup-simplify]: Simplify 0 into 0
2.084 * [backup-simplify]: Simplify 0 into 0
2.085 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.086 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.086 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.087 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
2.087 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
2.087 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
2.088 * [backup-simplify]: Simplify (- 0) into 0
2.088 * [backup-simplify]: Simplify (+ 0 0) into 0
2.088 * [taylor]: Taking taylor expansion of 0 in y
2.088 * [backup-simplify]: Simplify 0 into 0
2.089 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.090 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.091 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.091 * [backup-simplify]: Simplify (- 0) into 0
2.091 * [backup-simplify]: Simplify 0 into 0
2.091 * [backup-simplify]: Simplify 0 into 0
2.091 * [backup-simplify]: Simplify 0 into 0
2.091 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
2.092 * * * [progress]: simplifying candidates
2.092 * * * * [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)))))>
2.092 * * * * [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)))))>
2.092 * * * * [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)))))>
2.092 * * * * [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)))))))>
2.092 * * * * [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))))))>
2.092 * * * * [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))))>
2.092 * * * * [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))))))>
2.092 * * * * [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)))))>
2.093 * * * * [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)))))>
2.093 * * * * [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)))))>
2.093 * * * * [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)))))))>
2.093 * * * * [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))))))>
2.093 * * * * [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))))>
2.093 * * * * [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))))))>
2.093 * * * * [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)))))>
2.093 * * * * [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)))))>
2.093 * * * * [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)))))>
2.093 * * * * [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)))))))>
2.093 * * * * [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))))))>
2.093 * * * * [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))))>
2.093 * * * * [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))))))>
2.093 * * * * [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)))))>
2.094 * * * * [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)))))>
2.094 * * * * [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)))))>
2.094 * * * * [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)))))))>
2.094 * * * * [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))))))>
2.094 * * * * [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))))>
2.094 * * * * [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))))))>
2.094 * * * * [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)))))>
2.094 * * * * [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)))))>
2.094 * * * * [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)))))>
2.094 * * * * [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)))))))>
2.094 * * * * [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))))))>
2.094 * * * * [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))))>
2.094 * * * * [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))))))>
2.094 * * * * [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)))))>
2.094 * * * * [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)))))>
2.095 * * * * [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)))))>
2.095 * * * * [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)))))))>
2.095 * * * * [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))))))>
2.095 * * * * [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))))>
2.095 * * * * [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))))))>
2.095 * * * * [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)))))>
2.095 * * * * [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)))))>
2.095 * * * * [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)))))>
2.095 * * * * [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)))))))>
2.095 * * * * [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))))))>
2.095 * * * * [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))))>
2.095 * * * * [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))))))>
2.095 * * * * [progress]: [ 50 / 85 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (- (pow x 4) (pow y 4)))))>
2.095 * * * * [progress]: [ 51 / 85 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (- (pow x 4) (pow y 4)))))>
2.095 * * * * [progress]: [ 52 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (- (pow y 4))))>
2.096 * * * * [progress]: [ 53 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (- (pow y 4))))>
2.096 * * * * [progress]: [ 54 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (- (pow y 4))))>
2.096 * * * * [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))))>
2.096 * * * * [progress]: [ 56 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (- (pow y 4))))>
2.096 * * * * [progress]: [ 57 / 85 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (- (pow y 4))))>
2.096 * * * * [progress]: [ 58 / 85 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (- (pow y 4))))>
2.096 * * * * [progress]: [ 59 / 85 ] simplifiying candidate #<alt (λ (x y) (log (/ (exp (pow x 4)) (exp (pow y 4)))))>
2.096 * * * * [progress]: [ 60 / 85 ] simplifiying candidate #<alt (λ (x y) (pow (- (pow x 4) (pow y 4)) 1))>
2.096 * * * * [progress]: [ 61 / 85 ] simplifiying candidate #<alt (λ (x y) (exp (log (- (pow x 4) (pow y 4)))))>
2.096 * * * * [progress]: [ 62 / 85 ] simplifiying candidate #<alt (λ (x y) (log (exp (- (pow x 4) (pow y 4)))))>
2.096 * * * * [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)))))>
2.096 * * * * [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)))))>
2.096 * * * * [progress]: [ 65 / 85 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (- (pow x 4) (pow y 4))) (sqrt (- (pow x 4) (pow y 4)))))>
2.096 * * * * [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))))))>
2.096 * * * * [progress]: [ 67 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
2.096 * * * * [progress]: [ 68 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
2.096 * * * * [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))))>
2.097 * * * * [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))))>
2.097 * * * * [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)))))>
2.097 * * * * [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)))))>
2.097 * * * * [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))))>
2.097 * * * * [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)))))>
2.097 * * * * [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)))))>
2.097 * * * * [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))))>
2.097 * * * * [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)))))>
2.097 * * * * [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)))))>
2.097 * * * * [progress]: [ 79 / 85 ] simplifiying candidate #<alt (λ (x y) (* (pow 1 4) (- (pow x 4) (pow y 4))))>
2.097 * * * * [progress]: [ 80 / 85 ] simplifiying candidate #<alt (λ (x y) (* 1 (- (pow x 4) (pow y 4))))>
2.097 * * * * [progress]: [ 81 / 85 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (pow y 4))))>
2.097 * * * * [progress]: [ 82 / 85 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (- (pow x 4) (pow y 4)))))>
2.097 * * * * [progress]: [ 83 / 85 ] simplifiying candidate #<alt (λ (x y) 0)>
2.097 * * * * [progress]: [ 84 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
2.097 * * * * [progress]: [ 85 / 85 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
2.100 * [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))
2.104 * * [simplify]: iteration 1: (149 enodes)
2.172 * * [simplify]: iteration 2: (314 enodes)
2.420 * * [simplify]: iteration 3: (746 enodes)
2.922 * * [simplify]: Extracting #0: cost 31 inf + 0
2.922 * * [simplify]: Extracting #1: cost 195 inf + 1
2.924 * * [simplify]: Extracting #2: cost 448 inf + 1323
2.932 * * [simplify]: Extracting #3: cost 276 inf + 36643
2.963 * * [simplify]: Extracting #4: cost 65 inf + 90657
3.003 * * [simplify]: Extracting #5: cost 6 inf + 109568
3.028 * * [simplify]: Extracting #6: cost 0 inf + 111527
3.065 * [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)))
3.081 * * * [progress]: adding candidates to table
3.730 * * [progress]: iteration 2 / 4
3.731 * * * [progress]: picking best candidate
3.736 * * * * [pick]: Picked  #<alt (λ (x y) (+ (pow x 4) (* (* y y) (- (* y y)))))>
3.736 * * * [progress]: localizing error
3.769 * * * [progress]: generating rewritten candidates
3.770 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2)
3.804 * * * * [progress]: [ 2 / 2 ] rewriting at (2)
3.816 * * * [progress]: generating series expansions
3.816 * * * * [progress]: [ 1 / 2 ] generating series at (2 2)
3.816 * [backup-simplify]: Simplify (* (* y y) (- (* y y))) into (* -1 (pow y 4))
3.816 * [approximate]: Taking taylor expansion of (* -1 (pow y 4)) in (y) around 0
3.816 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
3.816 * [taylor]: Taking taylor expansion of -1 in y
3.816 * [backup-simplify]: Simplify -1 into -1
3.816 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.816 * [taylor]: Taking taylor expansion of y in y
3.816 * [backup-simplify]: Simplify 0 into 0
3.816 * [backup-simplify]: Simplify 1 into 1
3.817 * [taylor]: Taking taylor expansion of (* -1 (pow y 4)) in y
3.817 * [taylor]: Taking taylor expansion of -1 in y
3.817 * [backup-simplify]: Simplify -1 into -1
3.817 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.817 * [taylor]: Taking taylor expansion of y in y
3.817 * [backup-simplify]: Simplify 0 into 0
3.817 * [backup-simplify]: Simplify 1 into 1
3.817 * [backup-simplify]: Simplify (* 1 1) into 1
3.818 * [backup-simplify]: Simplify (* 1 1) into 1
3.818 * [backup-simplify]: Simplify (* -1 1) into -1
3.818 * [backup-simplify]: Simplify -1 into -1
3.818 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.819 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.819 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0
3.819 * [backup-simplify]: Simplify 0 into 0
3.820 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.820 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.821 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 1))) into 0
3.821 * [backup-simplify]: Simplify 0 into 0
3.822 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.823 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.823 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.823 * [backup-simplify]: Simplify 0 into 0
3.824 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.825 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.825 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.826 * [backup-simplify]: Simplify 0 into 0
3.826 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.827 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.828 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.828 * [backup-simplify]: Simplify 0 into 0
3.829 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.830 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.831 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.831 * [backup-simplify]: Simplify 0 into 0
3.831 * [backup-simplify]: Simplify (* -1 (pow y 4)) into (* -1 (pow y 4))
3.831 * [backup-simplify]: Simplify (* (* (/ 1 y) (/ 1 y)) (- (* (/ 1 y) (/ 1 y)))) into (/ -1 (pow y 4))
3.831 * [approximate]: Taking taylor expansion of (/ -1 (pow y 4)) in (y) around 0
3.831 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.831 * [taylor]: Taking taylor expansion of -1 in y
3.831 * [backup-simplify]: Simplify -1 into -1
3.831 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.831 * [taylor]: Taking taylor expansion of y in y
3.831 * [backup-simplify]: Simplify 0 into 0
3.831 * [backup-simplify]: Simplify 1 into 1
3.832 * [backup-simplify]: Simplify (* 1 1) into 1
3.832 * [backup-simplify]: Simplify (* 1 1) into 1
3.832 * [backup-simplify]: Simplify (/ -1 1) into -1
3.832 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.832 * [taylor]: Taking taylor expansion of -1 in y
3.832 * [backup-simplify]: Simplify -1 into -1
3.832 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.832 * [taylor]: Taking taylor expansion of y in y
3.832 * [backup-simplify]: Simplify 0 into 0
3.832 * [backup-simplify]: Simplify 1 into 1
3.833 * [backup-simplify]: Simplify (* 1 1) into 1
3.833 * [backup-simplify]: Simplify (* 1 1) into 1
3.833 * [backup-simplify]: Simplify (/ -1 1) into -1
3.833 * [backup-simplify]: Simplify -1 into -1
3.834 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.834 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.835 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
3.835 * [backup-simplify]: Simplify 0 into 0
3.835 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.836 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.836 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.836 * [backup-simplify]: Simplify 0 into 0
3.837 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.838 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.838 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.838 * [backup-simplify]: Simplify 0 into 0
3.839 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.840 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.840 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.840 * [backup-simplify]: Simplify 0 into 0
3.841 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.842 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.842 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.842 * [backup-simplify]: Simplify 0 into 0
3.843 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.844 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.845 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.845 * [backup-simplify]: Simplify 0 into 0
3.845 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (/ 1 y)) 4)) into (* -1 (pow y 4))
3.845 * [backup-simplify]: Simplify (* (* (/ 1 (- y)) (/ 1 (- y))) (- (* (/ 1 (- y)) (/ 1 (- y))))) into (/ -1 (pow y 4))
3.845 * [approximate]: Taking taylor expansion of (/ -1 (pow y 4)) in (y) around 0
3.845 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.845 * [taylor]: Taking taylor expansion of -1 in y
3.845 * [backup-simplify]: Simplify -1 into -1
3.845 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.845 * [taylor]: Taking taylor expansion of y in y
3.845 * [backup-simplify]: Simplify 0 into 0
3.845 * [backup-simplify]: Simplify 1 into 1
3.846 * [backup-simplify]: Simplify (* 1 1) into 1
3.846 * [backup-simplify]: Simplify (* 1 1) into 1
3.846 * [backup-simplify]: Simplify (/ -1 1) into -1
3.846 * [taylor]: Taking taylor expansion of (/ -1 (pow y 4)) in y
3.846 * [taylor]: Taking taylor expansion of -1 in y
3.846 * [backup-simplify]: Simplify -1 into -1
3.846 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.846 * [taylor]: Taking taylor expansion of y in y
3.846 * [backup-simplify]: Simplify 0 into 0
3.846 * [backup-simplify]: Simplify 1 into 1
3.846 * [backup-simplify]: Simplify (* 1 1) into 1
3.847 * [backup-simplify]: Simplify (* 1 1) into 1
3.847 * [backup-simplify]: Simplify (/ -1 1) into -1
3.847 * [backup-simplify]: Simplify -1 into -1
3.847 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.848 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.849 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
3.849 * [backup-simplify]: Simplify 0 into 0
3.850 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.851 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.852 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.852 * [backup-simplify]: Simplify 0 into 0
3.853 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.854 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.855 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.855 * [backup-simplify]: Simplify 0 into 0
3.860 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.861 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.863 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.863 * [backup-simplify]: Simplify 0 into 0
3.864 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.865 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.866 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.867 * [backup-simplify]: Simplify 0 into 0
3.868 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.870 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.871 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.871 * [backup-simplify]: Simplify 0 into 0
3.871 * [backup-simplify]: Simplify (* -1 (pow (/ 1 (/ 1 (- y))) 4)) into (* -1 (pow y 4))
3.871 * * * * [progress]: [ 2 / 2 ] generating series at (2)
3.871 * [backup-simplify]: Simplify (+ (pow x 4) (* (* y y) (- (* y y)))) into (- (pow x 4) (pow y 4))
3.871 * [approximate]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in (x y) around 0
3.871 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in y
3.871 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.872 * [taylor]: Taking taylor expansion of x in y
3.872 * [backup-simplify]: Simplify x into x
3.872 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.872 * [taylor]: Taking taylor expansion of y in y
3.872 * [backup-simplify]: Simplify 0 into 0
3.872 * [backup-simplify]: Simplify 1 into 1
3.872 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
3.872 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.872 * [taylor]: Taking taylor expansion of x in x
3.872 * [backup-simplify]: Simplify 0 into 0
3.872 * [backup-simplify]: Simplify 1 into 1
3.872 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.872 * [taylor]: Taking taylor expansion of y in x
3.872 * [backup-simplify]: Simplify y into y
3.872 * [taylor]: Taking taylor expansion of (- (pow x 4) (pow y 4)) in x
3.872 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.872 * [taylor]: Taking taylor expansion of x in x
3.872 * [backup-simplify]: Simplify 0 into 0
3.872 * [backup-simplify]: Simplify 1 into 1
3.872 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.872 * [taylor]: Taking taylor expansion of y in x
3.872 * [backup-simplify]: Simplify y into y
3.872 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.872 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.872 * [backup-simplify]: Simplify (- (pow y 4)) into (- (pow y 4))
3.872 * [backup-simplify]: Simplify (+ 0 (- (pow y 4))) into (- (pow y 4))
3.873 * [taylor]: Taking taylor expansion of (- (pow y 4)) in y
3.873 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.873 * [taylor]: Taking taylor expansion of y in y
3.873 * [backup-simplify]: Simplify 0 into 0
3.873 * [backup-simplify]: Simplify 1 into 1
3.873 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.873 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.873 * [backup-simplify]: Simplify (- 0) into 0
3.874 * [backup-simplify]: Simplify (+ 0 0) into 0
3.874 * [taylor]: Taking taylor expansion of 0 in y
3.874 * [backup-simplify]: Simplify 0 into 0
3.874 * [backup-simplify]: Simplify 0 into 0
3.874 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.875 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.875 * [backup-simplify]: Simplify (- 0) into 0
3.876 * [backup-simplify]: Simplify (+ 0 0) into 0
3.876 * [taylor]: Taking taylor expansion of 0 in y
3.876 * [backup-simplify]: Simplify 0 into 0
3.876 * [backup-simplify]: Simplify 0 into 0
3.876 * [backup-simplify]: Simplify 0 into 0
3.877 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
3.877 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (+ (* 0 0) (* 0 (pow y 2))))) into 0
3.878 * [backup-simplify]: Simplify (- 0) into 0
3.878 * [backup-simplify]: Simplify (+ 0 0) into 0
3.878 * [taylor]: Taking taylor expansion of 0 in y
3.878 * [backup-simplify]: Simplify 0 into 0
3.878 * [backup-simplify]: Simplify 0 into 0
3.878 * [backup-simplify]: Simplify 0 into 0
3.878 * [backup-simplify]: Simplify 0 into 0
3.878 * [backup-simplify]: Simplify 0 into 0
3.879 * [backup-simplify]: Simplify (+ (pow (/ 1 x) 4) (* (* (/ 1 y) (/ 1 y)) (- (* (/ 1 y) (/ 1 y))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.879 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.879 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.879 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.879 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.879 * [taylor]: Taking taylor expansion of x in y
3.879 * [backup-simplify]: Simplify x into x
3.879 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.879 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.879 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.879 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.879 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.879 * [taylor]: Taking taylor expansion of y in y
3.879 * [backup-simplify]: Simplify 0 into 0
3.879 * [backup-simplify]: Simplify 1 into 1
3.880 * [backup-simplify]: Simplify (* 1 1) into 1
3.880 * [backup-simplify]: Simplify (* 1 1) into 1
3.880 * [backup-simplify]: Simplify (/ 1 1) into 1
3.880 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.880 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.880 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.880 * [taylor]: Taking taylor expansion of x in x
3.880 * [backup-simplify]: Simplify 0 into 0
3.880 * [backup-simplify]: Simplify 1 into 1
3.881 * [backup-simplify]: Simplify (* 1 1) into 1
3.881 * [backup-simplify]: Simplify (* 1 1) into 1
3.882 * [backup-simplify]: Simplify (/ 1 1) into 1
3.882 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.882 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.882 * [taylor]: Taking taylor expansion of y in x
3.882 * [backup-simplify]: Simplify y into y
3.882 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.882 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.882 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.882 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.882 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.882 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.882 * [taylor]: Taking taylor expansion of x in x
3.882 * [backup-simplify]: Simplify 0 into 0
3.882 * [backup-simplify]: Simplify 1 into 1
3.882 * [backup-simplify]: Simplify (* 1 1) into 1
3.883 * [backup-simplify]: Simplify (* 1 1) into 1
3.883 * [backup-simplify]: Simplify (/ 1 1) into 1
3.883 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.883 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.883 * [taylor]: Taking taylor expansion of y in x
3.883 * [backup-simplify]: Simplify y into y
3.883 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.883 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.883 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.884 * [backup-simplify]: Simplify (+ 1 0) into 1
3.884 * [taylor]: Taking taylor expansion of 1 in y
3.884 * [backup-simplify]: Simplify 1 into 1
3.885 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.885 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.886 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.886 * [backup-simplify]: Simplify (+ 0 0) into 0
3.886 * [taylor]: Taking taylor expansion of 0 in y
3.886 * [backup-simplify]: Simplify 0 into 0
3.887 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.888 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.889 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.889 * [backup-simplify]: Simplify (+ 0 0) into 0
3.889 * [taylor]: Taking taylor expansion of 0 in y
3.889 * [backup-simplify]: Simplify 0 into 0
3.891 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.892 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.893 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.893 * [backup-simplify]: Simplify (+ 0 0) into 0
3.893 * [taylor]: Taking taylor expansion of 0 in y
3.893 * [backup-simplify]: Simplify 0 into 0
3.895 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.896 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.897 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.897 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
3.897 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
3.897 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.897 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.897 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.897 * [taylor]: Taking taylor expansion of y in y
3.897 * [backup-simplify]: Simplify 0 into 0
3.897 * [backup-simplify]: Simplify 1 into 1
3.897 * [backup-simplify]: Simplify (* 1 1) into 1
3.898 * [backup-simplify]: Simplify (* 1 1) into 1
3.898 * [backup-simplify]: Simplify (/ 1 1) into 1
3.899 * [backup-simplify]: Simplify (- 1) into -1
3.899 * [backup-simplify]: Simplify -1 into -1
3.899 * [backup-simplify]: Simplify 1 into 1
3.900 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.901 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.902 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.902 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.903 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.903 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.903 * [backup-simplify]: Simplify (- 0) into 0
3.903 * [backup-simplify]: Simplify (+ 0 0) into 0
3.904 * [taylor]: Taking taylor expansion of 0 in y
3.904 * [backup-simplify]: Simplify 0 into 0
3.904 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.905 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.906 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.906 * [backup-simplify]: Simplify (- 0) into 0
3.906 * [backup-simplify]: Simplify 0 into 0
3.906 * [backup-simplify]: Simplify 0 into 0
3.906 * [backup-simplify]: Simplify 0 into 0
3.907 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.909 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.910 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.910 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.911 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.911 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.912 * [backup-simplify]: Simplify (- 0) into 0
3.912 * [backup-simplify]: Simplify (+ 0 0) into 0
3.912 * [taylor]: Taking taylor expansion of 0 in y
3.912 * [backup-simplify]: Simplify 0 into 0
3.913 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.914 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.915 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.915 * [backup-simplify]: Simplify (- 0) into 0
3.915 * [backup-simplify]: Simplify 0 into 0
3.916 * [backup-simplify]: Simplify 0 into 0
3.916 * [backup-simplify]: Simplify 0 into 0
3.916 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 4)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 4))) into (- (pow x 4) (pow y 4))
3.916 * [backup-simplify]: Simplify (+ (pow (/ 1 (- x)) 4) (* (* (/ 1 (- y)) (/ 1 (- y))) (- (* (/ 1 (- y)) (/ 1 (- y)))))) into (- (/ 1 (pow x 4)) (/ 1 (pow y 4)))
3.916 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in (x y) around 0
3.916 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in y
3.916 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in y
3.916 * [taylor]: Taking taylor expansion of (pow x 4) in y
3.916 * [taylor]: Taking taylor expansion of x in y
3.917 * [backup-simplify]: Simplify x into x
3.917 * [backup-simplify]: Simplify (* x x) into (pow x 2)
3.917 * [backup-simplify]: Simplify (* (pow x 2) (pow x 2)) into (pow x 4)
3.917 * [backup-simplify]: Simplify (/ 1 (pow x 4)) into (/ 1 (pow x 4))
3.917 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.917 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.917 * [taylor]: Taking taylor expansion of y in y
3.917 * [backup-simplify]: Simplify 0 into 0
3.917 * [backup-simplify]: Simplify 1 into 1
3.917 * [backup-simplify]: Simplify (* 1 1) into 1
3.918 * [backup-simplify]: Simplify (* 1 1) into 1
3.918 * [backup-simplify]: Simplify (/ 1 1) into 1
3.918 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.918 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.918 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.918 * [taylor]: Taking taylor expansion of x in x
3.918 * [backup-simplify]: Simplify 0 into 0
3.918 * [backup-simplify]: Simplify 1 into 1
3.919 * [backup-simplify]: Simplify (* 1 1) into 1
3.919 * [backup-simplify]: Simplify (* 1 1) into 1
3.920 * [backup-simplify]: Simplify (/ 1 1) into 1
3.920 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.920 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.920 * [taylor]: Taking taylor expansion of y in x
3.920 * [backup-simplify]: Simplify y into y
3.920 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.920 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.920 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.920 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 4)) (/ 1 (pow y 4))) in x
3.920 * [taylor]: Taking taylor expansion of (/ 1 (pow x 4)) in x
3.920 * [taylor]: Taking taylor expansion of (pow x 4) in x
3.920 * [taylor]: Taking taylor expansion of x in x
3.920 * [backup-simplify]: Simplify 0 into 0
3.920 * [backup-simplify]: Simplify 1 into 1
3.921 * [backup-simplify]: Simplify (* 1 1) into 1
3.921 * [backup-simplify]: Simplify (* 1 1) into 1
3.921 * [backup-simplify]: Simplify (/ 1 1) into 1
3.921 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in x
3.921 * [taylor]: Taking taylor expansion of (pow y 4) in x
3.921 * [taylor]: Taking taylor expansion of y in x
3.921 * [backup-simplify]: Simplify y into y
3.921 * [backup-simplify]: Simplify (* y y) into (pow y 2)
3.921 * [backup-simplify]: Simplify (* (pow y 2) (pow y 2)) into (pow y 4)
3.922 * [backup-simplify]: Simplify (/ 1 (pow y 4)) into (/ 1 (pow y 4))
3.922 * [backup-simplify]: Simplify (+ 1 0) into 1
3.922 * [taylor]: Taking taylor expansion of 1 in y
3.922 * [backup-simplify]: Simplify 1 into 1
3.923 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.923 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.924 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.924 * [backup-simplify]: Simplify (+ 0 0) into 0
3.924 * [taylor]: Taking taylor expansion of 0 in y
3.925 * [backup-simplify]: Simplify 0 into 0
3.925 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.926 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.927 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.927 * [backup-simplify]: Simplify (+ 0 0) into 0
3.928 * [taylor]: Taking taylor expansion of 0 in y
3.928 * [backup-simplify]: Simplify 0 into 0
3.929 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.930 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.931 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.931 * [backup-simplify]: Simplify (+ 0 0) into 0
3.931 * [taylor]: Taking taylor expansion of 0 in y
3.931 * [backup-simplify]: Simplify 0 into 0
3.933 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.934 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.935 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.935 * [backup-simplify]: Simplify (- (/ 1 (pow y 4))) into (- (/ 1 (pow y 4)))
3.935 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 4)))) into (- (/ 1 (pow y 4)))
3.935 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 4))) in y
3.935 * [taylor]: Taking taylor expansion of (/ 1 (pow y 4)) in y
3.935 * [taylor]: Taking taylor expansion of (pow y 4) in y
3.935 * [taylor]: Taking taylor expansion of y in y
3.935 * [backup-simplify]: Simplify 0 into 0
3.935 * [backup-simplify]: Simplify 1 into 1
3.936 * [backup-simplify]: Simplify (* 1 1) into 1
3.936 * [backup-simplify]: Simplify (* 1 1) into 1
3.937 * [backup-simplify]: Simplify (/ 1 1) into 1
3.937 * [backup-simplify]: Simplify (- 1) into -1
3.937 * [backup-simplify]: Simplify -1 into -1
3.937 * [backup-simplify]: Simplify 1 into 1
3.939 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.940 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
3.941 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.942 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
3.942 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (* 0 (pow y 2))) into 0
3.942 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))))) into 0
3.942 * [backup-simplify]: Simplify (- 0) into 0
3.943 * [backup-simplify]: Simplify (+ 0 0) into 0
3.943 * [taylor]: Taking taylor expansion of 0 in y
3.943 * [backup-simplify]: Simplify 0 into 0
3.944 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.944 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.945 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.946 * [backup-simplify]: Simplify (- 0) into 0
3.946 * [backup-simplify]: Simplify 0 into 0
3.946 * [backup-simplify]: Simplify 0 into 0
3.946 * [backup-simplify]: Simplify 0 into 0
3.947 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.949 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
3.950 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.950 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
3.951 * [backup-simplify]: Simplify (+ (* (pow y 2) 0) (+ (* 0 0) (* 0 (pow y 2)))) into 0
3.951 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 4)) (/ 0 (pow y 4))) (* 0 (/ 0 (pow y 4))))) into 0
3.952 * [backup-simplify]: Simplify (- 0) into 0
3.952 * [backup-simplify]: Simplify (+ 0 0) into 0
3.952 * [taylor]: Taking taylor expansion of 0 in y
3.952 * [backup-simplify]: Simplify 0 into 0
3.953 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.954 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.955 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.955 * [backup-simplify]: Simplify (- 0) into 0
3.955 * [backup-simplify]: Simplify 0 into 0
3.955 * [backup-simplify]: Simplify 0 into 0
3.955 * [backup-simplify]: Simplify 0 into 0
3.956 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 4)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 4))) into (- (pow x 4) (pow y 4))
3.956 * * * [progress]: simplifying candidates
3.956 * * * * [progress]: [ 1 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (log1p (expm1 (* (* y y) (- (* y y)))))))>
3.956 * * * * [progress]: [ 2 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (expm1 (log1p (* (* y y) (- (* y y)))))))>
3.956 * * * * [progress]: [ 3 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
3.956 * * * * [progress]: [ 4 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
3.956 * * * * [progress]: [ 5 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (pow (* (* y y) (- (* y y))) 1)))>
3.956 * * * * [progress]: [ 6 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (+ (+ (log y) (log y)) (log (- (* y y)))))))>
3.956 * * * * [progress]: [ 7 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (+ (log (* y y)) (log (- (* y y)))))))>
3.956 * * * * [progress]: [ 8 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (exp (log (* (* y y) (- (* y y)))))))>
3.956 * * * * [progress]: [ 9 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (log (exp (* (* y y) (- (* y y)))))))>
3.956 * * * * [progress]: [ 10 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) y) (* (* y y) y)) (* (* (- (* y y)) (- (* y y))) (- (* y y)))))))>
3.956 * * * * [progress]: [ 11 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) (* y y)) (* y y)) (* (* (- (* y y)) (- (* y y))) (- (* y y)))))))>
3.957 * * * * [progress]: [ 12 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (cbrt (* (* y y) (- (* y y)))) (cbrt (* (* y y) (- (* y y))))) (cbrt (* (* y y) (- (* y y)))))))>
3.957 * * * * [progress]: [ 13 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (cbrt (* (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (* y y) (- (* y y)))))))>
3.957 * * * * [progress]: [ 14 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (sqrt (* (* y y) (- (* y y)))) (sqrt (* (* y y) (- (* y y)))))))>
3.957 * * * * [progress]: [ 15 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* 1 (* (* y y) (- (* y y))))))>
3.957 * * * * [progress]: [ 16 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* y (sqrt (- (* y y)))) (* y (sqrt (- (* y y)))))))>
3.957 * * * * [progress]: [ 17 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (- (* (* y y) (* y y)))))>
3.957 * * * * [progress]: [ 18 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y))))) (cbrt (- (* y y))))))>
3.957 * * * * [progress]: [ 19 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (sqrt (- (* y y)))) (sqrt (- (* y y))))))>
3.957 * * * * [progress]: [ 20 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) 1) (- (* y y)))))>
3.957 * * * * [progress]: [ 21 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) -1) (* y y))))>
3.957 * * * * [progress]: [ 22 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) (- y)) y)))>
3.957 * * * * [progress]: [ 23 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (* (* y y) y) (- y))))>
3.957 * * * * [progress]: [ 24 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* y (* y (- (* y y))))))>
3.957 * * * * [progress]: [ 25 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (posit16->real (real->posit16 (* (* y y) (- (* y y)))))))>
3.957 * * * * [progress]: [ 26 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* (- (* y y)) (* y y))))>
3.957 * * * * [progress]: [ 27 / 55 ] simplifiying candidate #<alt (λ (x y) (log1p (expm1 (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.957 * * * * [progress]: [ 28 / 55 ] simplifiying candidate #<alt (λ (x y) (expm1 (log1p (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.957 * * * * [progress]: [ 29 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow (* (cbrt x) (cbrt x)) 4) (pow (cbrt x) 4) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 30 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow (sqrt x) 4) (pow (sqrt x) 4) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 31 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow 1 4) (pow x 4) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 32 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (* (cbrt (pow x 4)) (cbrt (pow x 4))) (cbrt (pow x 4)) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 33 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (sqrt (pow x 4)) (sqrt (pow x 4)) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 34 / 55 ] simplifiying candidate #<alt (λ (x y) (fma 1 (pow x 4) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 35 / 55 ] simplifiying candidate #<alt (λ (x y) (fma (pow x (/ 4 2)) (pow x (/ 4 2)) (* (* y y) (- (* y y)))))>
3.958 * * * * [progress]: [ 36 / 55 ] simplifiying candidate #<alt (λ (x y) (log (* (exp (pow x 4)) (exp (* (* y y) (- (* y y)))))))>
3.958 * * * * [progress]: [ 37 / 55 ] simplifiying candidate #<alt (λ (x y) (pow (+ (pow x 4) (* (* y y) (- (* y y)))) 1))>
3.958 * * * * [progress]: [ 38 / 55 ] simplifiying candidate #<alt (λ (x y) (exp (log (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.958 * * * * [progress]: [ 39 / 55 ] simplifiying candidate #<alt (λ (x y) (log (exp (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.958 * * * * [progress]: [ 40 / 55 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (+ (pow x 4) (* (* y y) (- (* y y))))) (cbrt (+ (pow x 4) (* (* y y) (- (* y y)))))) (cbrt (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.958 * * * * [progress]: [ 41 / 55 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (+ (pow x 4) (* (* y y) (- (* y y)))) (+ (pow x 4) (* (* y y) (- (* y y))))) (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.958 * * * * [progress]: [ 42 / 55 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (+ (pow x 4) (* (* y y) (- (* y y))))) (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.958 * * * * [progress]: [ 43 / 55 ] simplifiying candidate #<alt (λ (x y) (/ (+ (pow (pow x 4) 3) (pow (* (* y y) (- (* y y))) 3)) (+ (* (pow x 4) (pow x 4)) (- (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (pow x 4) (* (* y y) (- (* y y))))))))>
3.958 * * * * [progress]: [ 44 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
3.958 * * * * [progress]: [ 45 / 55 ] simplifiying candidate #<alt (λ (x y) (* 1 (+ (pow x 4) (* (* y y) (- (* y y))))))>
3.958 * * * * [progress]: [ 46 / 55 ] simplifiying candidate #<alt (λ (x y) (/ (- (* (pow x 4) (pow x 4)) (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y))))) (- (pow x 4) (* (* y y) (- (* y y))))))>
3.959 * * * * [progress]: [ 47 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (* (* y y) (* y y))))>
3.959 * * * * [progress]: [ 48 / 55 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (+ (pow x 4) (* (* y y) (- (* y y)))))))>
3.959 * * * * [progress]: [ 49 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (* (* y y) (- (* y y))) (pow x 4)))>
3.959 * * * * [progress]: [ 50 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
3.959 * * * * [progress]: [ 51 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
3.959 * * * * [progress]: [ 52 / 55 ] simplifiying candidate #<alt (λ (x y) (+ (pow x 4) (* -1 (pow y 4))))>
3.959 * * * * [progress]: [ 53 / 55 ] simplifiying candidate #<alt (λ (x y) 0)>
3.959 * * * * [progress]: [ 54 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.959 * * * * [progress]: [ 55 / 55 ] simplifiying candidate #<alt (λ (x y) (- (pow x 4) (pow y 4)))>
3.960 * [simplify]: Simplifying:
  (expm1 (* (* y y) (- (* y y))))
  (log1p (* (* y y) (- (* y y))))
  (* (* y y) (- (* y y)))
  (* (* y y) (- (* y y)))
  (+ (+ (log y) (log y)) (log (- (* y y))))
  (+ (log (* y y)) (log (- (* y y))))
  (log (* (* y y) (- (* y y))))
  (exp (* (* y y) (- (* y y))))
  (* (* (* (* y y) y) (* (* y y) y)) (* (* (- (* y y)) (- (* y y))) (- (* y y))))
  (* (* (* (* y y) (* y y)) (* y y)) (* (* (- (* y y)) (- (* y y))) (- (* y y))))
  (* (cbrt (* (* y y) (- (* y y)))) (cbrt (* (* y y) (- (* y y)))))
  (cbrt (* (* y y) (- (* y y))))
  (* (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (* y y) (- (* y y))))
  (sqrt (* (* y y) (- (* y y))))
  (sqrt (* (* y y) (- (* y y))))
  (* y (sqrt (- (* y y))))
  (* y (sqrt (- (* y y))))
  (* (* y y) (* y y))
  (* (* y y) (* (cbrt (- (* y y))) (cbrt (- (* y y)))))
  (* (* y y) (sqrt (- (* y y))))
  (* (* y y) 1)
  (* (* y y) -1)
  (* (* y y) (- y))
  (* (* y y) y)
  (* y (- (* y y)))
  (real->posit16 (* (* y y) (- (* y y))))
  (expm1 (+ (pow x 4) (* (* y y) (- (* y y)))))
  (log1p (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* (exp (pow x 4)) (exp (* (* y y) (- (* y y)))))
  (log (+ (pow x 4) (* (* y y) (- (* y y)))))
  (exp (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* (cbrt (+ (pow x 4) (* (* y y) (- (* y y))))) (cbrt (+ (pow x 4) (* (* y y) (- (* y y))))))
  (cbrt (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* (* (+ (pow x 4) (* (* y y) (- (* y y)))) (+ (pow x 4) (* (* y y) (- (* y y))))) (+ (pow x 4) (* (* y y) (- (* y y)))))
  (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))
  (sqrt (+ (pow x 4) (* (* y y) (- (* y y)))))
  (+ (pow (pow x 4) 3) (pow (* (* y y) (- (* y y))) 3))
  (+ (* (pow x 4) (pow x 4)) (- (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))) (* (pow x 4) (* (* y y) (- (* y y))))))
  (- (* (pow x 4) (pow x 4)) (* (* (* y y) (- (* y y))) (* (* y y) (- (* y y)))))
  (- (pow x 4) (* (* y y) (- (* y y))))
  (real->posit16 (+ (pow x 4) (* (* y y) (- (* y y)))))
  (* -1 (pow y 4))
  (* -1 (pow y 4))
  (* -1 (pow y 4))
  0
  (- (pow x 4) (pow y 4))
  (- (pow x 4) (pow y 4))
3.961 * * [simplify]: iteration 1: (71 enodes)
3.993 * * [simplify]: iteration 2: (199 enodes)
4.184 * * [simplify]: iteration 3: (662 enodes)
5.039 * * [simplify]: Extracting #0: cost 33 inf + 0
5.039 * * [simplify]: Extracting #1: cost 179 inf + 1
5.041 * * [simplify]: Extracting #2: cost 360 inf + 1561
5.045 * * [simplify]: Extracting #3: cost 318 inf + 14359
5.054 * * [simplify]: Extracting #4: cost 193 inf + 37668
5.071 * * [simplify]: Extracting #5: cost 48 inf + 78232
5.097 * * [simplify]: Extracting #6: cost 1 inf + 92459
5.121 * * [simplify]: Extracting #7: cost 0 inf + 92956
5.146 * [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)))
5.148 * * * [progress]: adding candidates to table
5.613 * [progress]: [Phase 3 of 3] Extracting.
5.613 * * [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)))))>)
5.615 * * * [regime-changes]: Trying 5 branch expressions: ((pow y 4) (pow x 4) (- (pow x 4) (pow y 4)) y x)
5.615 * * * * [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)))))>)
5.641 * * * * [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)))))>)
5.671 * * * * [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)))))>)
5.706 * * * * [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)))))>)
5.742 * * * * [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)))))>)
5.765 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
5.765 * [simplify]: Simplifying:
  (- (pow x 4) (pow y 4))
5.766 * * [simplify]: iteration 1: (6 enodes)
5.766 * * [simplify]: Extracting #0: cost 1 inf + 0
5.766 * * [simplify]: Extracting #1: cost 3 inf + 0
5.766 * * [simplify]: Extracting #2: cost 6 inf + 0
5.766 * * [simplify]: Extracting #3: cost 2 inf + 215
5.766 * * [simplify]: Extracting #4: cost 0 inf + 890
5.766 * [simplify]: Simplified to:
  (- (pow x 4) (pow y 4))
8.067 * [regime-testing]: Baseline error score: 0.0017502187773471684
8.069 * [regime-testing]: Oracle error score: 0.0016252031503937992
8.075 * [regime-testing]: End program error score: 0.0017502187773471684