54.080 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.039 * * * [progress]: [2/2] Setting up program.
0.045 * [progress]: [Phase 2 of 3] Improving.
0.045 * [simplify]: Simplifying:
  (- (* a a) (* b b))
0.045 * * [simplify]: iteration 0: 5 enodes
0.047 * * [simplify]: iteration 1: 11 enodes
0.050 * * [simplify]: iteration 2: 18 enodes
0.054 * * [simplify]: iteration 3: 35 enodes
0.067 * * [simplify]: iteration 4: 67 enodes
0.094 * * [simplify]: iteration 5: 160 enodes
0.146 * * [simplify]: iteration 6: 366 enodes
0.303 * * [simplify]: iteration 7: 901 enodes
1.962 * * [simplify]: iteration 8: 3866 enodes
3.536 * * [simplify]: iteration complete: 5000 enodes
3.536 * * [simplify]: Extracting #0: cost 1 inf + 0
3.538 * * [simplify]: Extracting #1: cost 251 inf + 0
3.549 * * [simplify]: Extracting #2: cost 671 inf + 8504
3.584 * * [simplify]: Extracting #3: cost 153 inf + 97580
3.658 * * [simplify]: Extracting #4: cost 0 inf + 129595
3.746 * [simplify]: Simplified to:
  (- (* a a) (* b b))
3.747 * * [progress]: iteration 1 / 4
3.747 * * * [progress]: picking best candidate
3.753 * * * * [pick]: Picked  #<alt (λ (a b) (- (* a a) (* b b)))>
3.753 * * * [progress]: localizing error
3.760 * * * [progress]: generating rewritten candidates
3.760 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
3.767 * * * [progress]: generating series expansions
3.767 * * * * [progress]: [ 1 / 1 ] generating series at (2)
3.767 * [backup-simplify]: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2))
3.767 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0
3.767 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b
3.767 * [taylor]: Taking taylor expansion of (pow a 2) in b
3.767 * [taylor]: Taking taylor expansion of a in b
3.767 * [backup-simplify]: Simplify a into a
3.767 * [taylor]: Taking taylor expansion of (pow b 2) in b
3.767 * [taylor]: Taking taylor expansion of b in b
3.767 * [backup-simplify]: Simplify 0 into 0
3.767 * [backup-simplify]: Simplify 1 into 1
3.767 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a
3.768 * [taylor]: Taking taylor expansion of (pow a 2) in a
3.768 * [taylor]: Taking taylor expansion of a in a
3.768 * [backup-simplify]: Simplify 0 into 0
3.768 * [backup-simplify]: Simplify 1 into 1
3.768 * [taylor]: Taking taylor expansion of (pow b 2) in a
3.768 * [taylor]: Taking taylor expansion of b in a
3.768 * [backup-simplify]: Simplify b into b
3.768 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a
3.768 * [taylor]: Taking taylor expansion of (pow a 2) in a
3.768 * [taylor]: Taking taylor expansion of a in a
3.768 * [backup-simplify]: Simplify 0 into 0
3.768 * [backup-simplify]: Simplify 1 into 1
3.768 * [taylor]: Taking taylor expansion of (pow b 2) in a
3.768 * [taylor]: Taking taylor expansion of b in a
3.768 * [backup-simplify]: Simplify b into b
3.768 * [backup-simplify]: Simplify (* b b) into (pow b 2)
3.768 * [backup-simplify]: Simplify (- (pow b 2)) into (- (pow b 2))
3.768 * [backup-simplify]: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2))
3.768 * [taylor]: Taking taylor expansion of (- (pow b 2)) in b
3.768 * [taylor]: Taking taylor expansion of (pow b 2) in b
3.768 * [taylor]: Taking taylor expansion of b in b
3.768 * [backup-simplify]: Simplify 0 into 0
3.768 * [backup-simplify]: Simplify 1 into 1
3.768 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0
3.769 * [backup-simplify]: Simplify (- 0) into 0
3.769 * [backup-simplify]: Simplify (+ 0 0) into 0
3.769 * [taylor]: Taking taylor expansion of 0 in b
3.769 * [backup-simplify]: Simplify 0 into 0
3.769 * [backup-simplify]: Simplify 0 into 0
3.769 * [backup-simplify]: Simplify (* 1 1) into 1
3.770 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0
3.770 * [backup-simplify]: Simplify (- 0) into 0
3.770 * [backup-simplify]: Simplify (+ 1 0) into 1
3.770 * [taylor]: Taking taylor expansion of 1 in b
3.770 * [backup-simplify]: Simplify 1 into 1
3.770 * [backup-simplify]: Simplify 1 into 1
3.770 * [backup-simplify]: Simplify 0 into 0
3.770 * [backup-simplify]: Simplify (* 1 1) into 1
3.771 * [backup-simplify]: Simplify (- 1) into -1
3.771 * [backup-simplify]: Simplify -1 into -1
3.771 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.772 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0
3.772 * [backup-simplify]: Simplify (- 0) into 0
3.772 * [backup-simplify]: Simplify (+ 0 0) into 0
3.772 * [taylor]: Taking taylor expansion of 0 in b
3.772 * [backup-simplify]: Simplify 0 into 0
3.772 * [backup-simplify]: Simplify 0 into 0
3.772 * [backup-simplify]: Simplify 0 into 0
3.772 * [backup-simplify]: Simplify 0 into 0
3.773 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.773 * [backup-simplify]: Simplify (- 0) into 0
3.773 * [backup-simplify]: Simplify 0 into 0
3.773 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.774 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0
3.774 * [backup-simplify]: Simplify (- 0) into 0
3.775 * [backup-simplify]: Simplify (+ 0 0) into 0
3.775 * [taylor]: Taking taylor expansion of 0 in b
3.775 * [backup-simplify]: Simplify 0 into 0
3.775 * [backup-simplify]: Simplify 0 into 0
3.775 * [backup-simplify]: Simplify 0 into 0
3.775 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2))
3.775 * [backup-simplify]: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2)))
3.775 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0
3.775 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b
3.775 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b
3.775 * [taylor]: Taking taylor expansion of (pow a 2) in b
3.775 * [taylor]: Taking taylor expansion of a in b
3.775 * [backup-simplify]: Simplify a into a
3.775 * [backup-simplify]: Simplify (* a a) into (pow a 2)
3.775 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2))
3.775 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b
3.775 * [taylor]: Taking taylor expansion of (pow b 2) in b
3.775 * [taylor]: Taking taylor expansion of b in b
3.775 * [backup-simplify]: Simplify 0 into 0
3.775 * [backup-simplify]: Simplify 1 into 1
3.776 * [backup-simplify]: Simplify (* 1 1) into 1
3.776 * [backup-simplify]: Simplify (/ 1 1) into 1
3.776 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
3.776 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a
3.776 * [taylor]: Taking taylor expansion of (pow a 2) in a
3.776 * [taylor]: Taking taylor expansion of a in a
3.776 * [backup-simplify]: Simplify 0 into 0
3.776 * [backup-simplify]: Simplify 1 into 1
3.776 * [backup-simplify]: Simplify (* 1 1) into 1
3.776 * [backup-simplify]: Simplify (/ 1 1) into 1
3.776 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a
3.777 * [taylor]: Taking taylor expansion of (pow b 2) in a
3.777 * [taylor]: Taking taylor expansion of b in a
3.777 * [backup-simplify]: Simplify b into b
3.777 * [backup-simplify]: Simplify (* b b) into (pow b 2)
3.777 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
3.777 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
3.777 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a
3.777 * [taylor]: Taking taylor expansion of (pow a 2) in a
3.777 * [taylor]: Taking taylor expansion of a in a
3.777 * [backup-simplify]: Simplify 0 into 0
3.777 * [backup-simplify]: Simplify 1 into 1
3.777 * [backup-simplify]: Simplify (* 1 1) into 1
3.777 * [backup-simplify]: Simplify (/ 1 1) into 1
3.777 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a
3.777 * [taylor]: Taking taylor expansion of (pow b 2) in a
3.777 * [taylor]: Taking taylor expansion of b in a
3.777 * [backup-simplify]: Simplify b into b
3.777 * [backup-simplify]: Simplify (* b b) into (pow b 2)
3.777 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
3.778 * [backup-simplify]: Simplify (+ 1 0) into 1
3.778 * [taylor]: Taking taylor expansion of 1 in b
3.778 * [backup-simplify]: Simplify 1 into 1
3.778 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.779 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.779 * [backup-simplify]: Simplify (+ 0 0) into 0
3.779 * [taylor]: Taking taylor expansion of 0 in b
3.779 * [backup-simplify]: Simplify 0 into 0
3.779 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.780 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.780 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2)))
3.780 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2)))
3.780 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b
3.780 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b
3.780 * [taylor]: Taking taylor expansion of (pow b 2) in b
3.780 * [taylor]: Taking taylor expansion of b in b
3.780 * [backup-simplify]: Simplify 0 into 0
3.780 * [backup-simplify]: Simplify 1 into 1
3.781 * [backup-simplify]: Simplify (* 1 1) into 1
3.781 * [backup-simplify]: Simplify (/ 1 1) into 1
3.781 * [backup-simplify]: Simplify (- 1) into -1
3.781 * [backup-simplify]: Simplify -1 into -1
3.781 * [backup-simplify]: Simplify 1 into 1
3.782 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.782 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.782 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0
3.783 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0
3.783 * [backup-simplify]: Simplify (- 0) into 0
3.783 * [backup-simplify]: Simplify (+ 0 0) into 0
3.783 * [taylor]: Taking taylor expansion of 0 in b
3.783 * [backup-simplify]: Simplify 0 into 0
3.783 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.784 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.784 * [backup-simplify]: Simplify (- 0) into 0
3.784 * [backup-simplify]: Simplify 0 into 0
3.784 * [backup-simplify]: Simplify 0 into 0
3.784 * [backup-simplify]: Simplify 0 into 0
3.785 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.786 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.787 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0
3.787 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0
3.787 * [backup-simplify]: Simplify (- 0) into 0
3.788 * [backup-simplify]: Simplify (+ 0 0) into 0
3.788 * [taylor]: Taking taylor expansion of 0 in b
3.788 * [backup-simplify]: Simplify 0 into 0
3.789 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.790 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.790 * [backup-simplify]: Simplify (- 0) into 0
3.790 * [backup-simplify]: Simplify 0 into 0
3.790 * [backup-simplify]: Simplify 0 into 0
3.790 * [backup-simplify]: Simplify 0 into 0
3.791 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2))
3.791 * [backup-simplify]: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2)))
3.791 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0
3.791 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b
3.791 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b
3.791 * [taylor]: Taking taylor expansion of (pow a 2) in b
3.791 * [taylor]: Taking taylor expansion of a in b
3.791 * [backup-simplify]: Simplify a into a
3.791 * [backup-simplify]: Simplify (* a a) into (pow a 2)
3.792 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2))
3.792 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b
3.792 * [taylor]: Taking taylor expansion of (pow b 2) in b
3.792 * [taylor]: Taking taylor expansion of b in b
3.792 * [backup-simplify]: Simplify 0 into 0
3.792 * [backup-simplify]: Simplify 1 into 1
3.792 * [backup-simplify]: Simplify (* 1 1) into 1
3.793 * [backup-simplify]: Simplify (/ 1 1) into 1
3.793 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
3.793 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a
3.793 * [taylor]: Taking taylor expansion of (pow a 2) in a
3.793 * [taylor]: Taking taylor expansion of a in a
3.793 * [backup-simplify]: Simplify 0 into 0
3.793 * [backup-simplify]: Simplify 1 into 1
3.793 * [backup-simplify]: Simplify (* 1 1) into 1
3.793 * [backup-simplify]: Simplify (/ 1 1) into 1
3.794 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a
3.794 * [taylor]: Taking taylor expansion of (pow b 2) in a
3.794 * [taylor]: Taking taylor expansion of b in a
3.794 * [backup-simplify]: Simplify b into b
3.794 * [backup-simplify]: Simplify (* b b) into (pow b 2)
3.794 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
3.794 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
3.794 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a
3.794 * [taylor]: Taking taylor expansion of (pow a 2) in a
3.794 * [taylor]: Taking taylor expansion of a in a
3.794 * [backup-simplify]: Simplify 0 into 0
3.794 * [backup-simplify]: Simplify 1 into 1
3.794 * [backup-simplify]: Simplify (* 1 1) into 1
3.795 * [backup-simplify]: Simplify (/ 1 1) into 1
3.795 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a
3.795 * [taylor]: Taking taylor expansion of (pow b 2) in a
3.795 * [taylor]: Taking taylor expansion of b in a
3.795 * [backup-simplify]: Simplify b into b
3.795 * [backup-simplify]: Simplify (* b b) into (pow b 2)
3.795 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
3.796 * [backup-simplify]: Simplify (+ 1 0) into 1
3.796 * [taylor]: Taking taylor expansion of 1 in b
3.796 * [backup-simplify]: Simplify 1 into 1
3.796 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.797 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.798 * [backup-simplify]: Simplify (+ 0 0) into 0
3.798 * [taylor]: Taking taylor expansion of 0 in b
3.798 * [backup-simplify]: Simplify 0 into 0
3.799 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.799 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.800 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2)))
3.800 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2)))
3.800 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b
3.800 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b
3.800 * [taylor]: Taking taylor expansion of (pow b 2) in b
3.800 * [taylor]: Taking taylor expansion of b in b
3.800 * [backup-simplify]: Simplify 0 into 0
3.800 * [backup-simplify]: Simplify 1 into 1
3.800 * [backup-simplify]: Simplify (* 1 1) into 1
3.801 * [backup-simplify]: Simplify (/ 1 1) into 1
3.801 * [backup-simplify]: Simplify (- 1) into -1
3.801 * [backup-simplify]: Simplify -1 into -1
3.801 * [backup-simplify]: Simplify 1 into 1
3.802 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
3.803 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.803 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0
3.804 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0
3.804 * [backup-simplify]: Simplify (- 0) into 0
3.805 * [backup-simplify]: Simplify (+ 0 0) into 0
3.805 * [taylor]: Taking taylor expansion of 0 in b
3.805 * [backup-simplify]: Simplify 0 into 0
3.805 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
3.806 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
3.806 * [backup-simplify]: Simplify (- 0) into 0
3.807 * [backup-simplify]: Simplify 0 into 0
3.807 * [backup-simplify]: Simplify 0 into 0
3.807 * [backup-simplify]: Simplify 0 into 0
3.808 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
3.809 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.809 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0
3.810 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0
3.810 * [backup-simplify]: Simplify (- 0) into 0
3.811 * [backup-simplify]: Simplify (+ 0 0) into 0
3.811 * [taylor]: Taking taylor expansion of 0 in b
3.811 * [backup-simplify]: Simplify 0 into 0
3.812 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
3.812 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
3.813 * [backup-simplify]: Simplify (- 0) into 0
3.813 * [backup-simplify]: Simplify 0 into 0
3.813 * [backup-simplify]: Simplify 0 into 0
3.813 * [backup-simplify]: Simplify 0 into 0
3.814 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2))
3.814 * * * [progress]: simplifying candidates
3.814 * [simplify]: Simplifying:
  (fma a a (- (* b b)))
  (fma (- b) b (* b b))
  (expm1 (- (* a a) (* b b)))
  (log1p (- (* a a) (* b b)))
  (- (* b b))
  (/ (exp (* a a)) (exp (* b b)))
  (log (- (* a a) (* b b)))
  (exp (- (* a a) (* b b)))
  (* (cbrt (- (* a a) (* b b))) (cbrt (- (* a a) (* b b))))
  (cbrt (- (* a a) (* b b)))
  (* (* (- (* a a) (* b b)) (- (* a a) (* b b))) (- (* a a) (* b b)))
  (sqrt (- (* a a) (* b b)))
  (sqrt (- (* a a) (* b b)))
  (- (pow (* a a) 3) (pow (* b b) 3))
  (+ (* (* a a) (* a a)) (+ (* (* b b) (* b b)) (* (* a a) (* b b))))
  (- (* b b))
  (- (* (* a a) (* a a)) (* (* b b) (* b b)))
  (+ (* a a) (* b b))
  (+ a b)
  (- a b)
  (- (* b b))
  (- (pow a 2) (pow b 2))
  (- (pow a 2) (pow b 2))
  (- (pow a 2) (pow b 2))
3.815 * * [simplify]: iteration 0: 38 enodes
3.830 * * [simplify]: iteration 1: 118 enodes
3.898 * * [simplify]: iteration 2: 646 enodes
4.353 * * [simplify]: iteration complete: 5000 enodes
4.353 * * [simplify]: Extracting #0: cost 17 inf + 0
4.354 * * [simplify]: Extracting #1: cost 513 inf + 0
4.360 * * [simplify]: Extracting #2: cost 1932 inf + 5720
4.392 * * [simplify]: Extracting #3: cost 812 inf + 136094
4.478 * * [simplify]: Extracting #4: cost 122 inf + 247843
4.565 * * [simplify]: Extracting #5: cost 25 inf + 271779
4.619 * * [simplify]: Extracting #6: cost 0 inf + 281168
4.683 * [simplify]: Simplified to:
  (* (+ a b) (- a b))
  (* b (+ (- b) b))
  (expm1 (* (+ a b) (- a b)))
  (log1p (* (+ a b) (- a b)))
  (- (* b b))
  (exp (* (+ a b) (- a b)))
  (log (* (+ a b) (- a b)))
  (exp (* (+ a b) (- a b)))
  (* (cbrt (* (+ a b) (- a b))) (cbrt (* (+ a b) (- a b))))
  (cbrt (* (+ a b) (- a b)))
  (* (* (+ a b) (- a b)) (* (* (+ a b) (- a b)) (* (+ a b) (- a b))))
  (sqrt (* (+ a b) (- a b)))
  (sqrt (* (+ a b) (- a b)))
  (- (* (* (* a a) (* a a)) (* a a)) (* (* (* b b) (* b b)) (* b b)))
  (fma (* a a) (* a a) (* (* b b) (+ (* a a) (* b b))))
  (- (* b b))
  (* (+ (* a a) (* b b)) (- (* a a) (* b b)))
  (fma a a (* b b))
  (+ a b)
  (- a b)
  (- (* b b))
  (* (+ a b) (- a b))
  (* (+ a b) (- a b))
  (* (+ a b) (- a b))
4.684 * * * [progress]: adding candidates to table
4.766 * * [progress]: iteration 2 / 4
4.766 * * * [progress]: picking best candidate
4.771 * * * * [pick]: Picked  #<alt (λ (a b) (* (+ a b) (- a b)))>
4.772 * * * [progress]: localizing error
4.785 * * * [progress]: generating rewritten candidates
4.785 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
4.835 * * * [progress]: generating series expansions
4.835 * * * * [progress]: [ 1 / 1 ] generating series at (2)
4.835 * [backup-simplify]: Simplify (* (+ a b) (- a b)) into (* (+ a b) (- a b))
4.835 * [approximate]: Taking taylor expansion of (* (+ a b) (- a b)) in (a b) around 0
4.835 * [taylor]: Taking taylor expansion of (* (+ a b) (- a b)) in b
4.835 * [taylor]: Taking taylor expansion of (+ a b) in b
4.835 * [taylor]: Taking taylor expansion of a in b
4.835 * [backup-simplify]: Simplify a into a
4.835 * [taylor]: Taking taylor expansion of b in b
4.835 * [backup-simplify]: Simplify 0 into 0
4.835 * [backup-simplify]: Simplify 1 into 1
4.835 * [taylor]: Taking taylor expansion of (- a b) in b
4.835 * [taylor]: Taking taylor expansion of a in b
4.835 * [backup-simplify]: Simplify a into a
4.835 * [taylor]: Taking taylor expansion of b in b
4.835 * [backup-simplify]: Simplify 0 into 0
4.835 * [backup-simplify]: Simplify 1 into 1
4.835 * [taylor]: Taking taylor expansion of (* (+ a b) (- a b)) in a
4.835 * [taylor]: Taking taylor expansion of (+ a b) in a
4.835 * [taylor]: Taking taylor expansion of a in a
4.835 * [backup-simplify]: Simplify 0 into 0
4.835 * [backup-simplify]: Simplify 1 into 1
4.835 * [taylor]: Taking taylor expansion of b in a
4.835 * [backup-simplify]: Simplify b into b
4.835 * [taylor]: Taking taylor expansion of (- a b) in a
4.835 * [taylor]: Taking taylor expansion of a in a
4.835 * [backup-simplify]: Simplify 0 into 0
4.835 * [backup-simplify]: Simplify 1 into 1
4.835 * [taylor]: Taking taylor expansion of b in a
4.835 * [backup-simplify]: Simplify b into b
4.835 * [taylor]: Taking taylor expansion of (* (+ a b) (- a b)) in a
4.835 * [taylor]: Taking taylor expansion of (+ a b) in a
4.835 * [taylor]: Taking taylor expansion of a in a
4.835 * [backup-simplify]: Simplify 0 into 0
4.835 * [backup-simplify]: Simplify 1 into 1
4.835 * [taylor]: Taking taylor expansion of b in a
4.835 * [backup-simplify]: Simplify b into b
4.835 * [taylor]: Taking taylor expansion of (- a b) in a
4.835 * [taylor]: Taking taylor expansion of a in a
4.835 * [backup-simplify]: Simplify 0 into 0
4.835 * [backup-simplify]: Simplify 1 into 1
4.835 * [taylor]: Taking taylor expansion of b in a
4.836 * [backup-simplify]: Simplify b into b
4.836 * [backup-simplify]: Simplify (+ 0 b) into b
4.836 * [backup-simplify]: Simplify (- b) into (- b)
4.836 * [backup-simplify]: Simplify (+ 0 (- b)) into (- b)
4.836 * [backup-simplify]: Simplify (* b (- b)) into (* -1 (pow b 2))
4.836 * [taylor]: Taking taylor expansion of (* -1 (pow b 2)) in b
4.836 * [taylor]: Taking taylor expansion of -1 in b
4.836 * [backup-simplify]: Simplify -1 into -1
4.836 * [taylor]: Taking taylor expansion of (pow b 2) in b
4.836 * [taylor]: Taking taylor expansion of b in b
4.836 * [backup-simplify]: Simplify 0 into 0
4.836 * [backup-simplify]: Simplify 1 into 1
4.836 * [backup-simplify]: Simplify (- 0) into 0
4.837 * [backup-simplify]: Simplify (+ 1 0) into 1
4.837 * [backup-simplify]: Simplify (+ 1 0) into 1
4.837 * [backup-simplify]: Simplify (+ (* b 1) (* 1 (- b))) into 0
4.837 * [taylor]: Taking taylor expansion of 0 in b
4.837 * [backup-simplify]: Simplify 0 into 0
4.837 * [backup-simplify]: Simplify 0 into 0
4.837 * [backup-simplify]: Simplify (- 0) into 0
4.838 * [backup-simplify]: Simplify (+ 0 0) into 0
4.838 * [backup-simplify]: Simplify (+ 0 0) into 0
4.838 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 1 1) (* 0 (- b)))) into 1
4.838 * [taylor]: Taking taylor expansion of 1 in b
4.838 * [backup-simplify]: Simplify 1 into 1
4.838 * [backup-simplify]: Simplify 1 into 1
4.838 * [backup-simplify]: Simplify 0 into 0
4.838 * [backup-simplify]: Simplify (* 1 1) into 1
4.839 * [backup-simplify]: Simplify (* -1 1) into -1
4.839 * [backup-simplify]: Simplify -1 into -1
4.839 * [backup-simplify]: Simplify (- 0) into 0
4.839 * [backup-simplify]: Simplify (+ 0 0) into 0
4.839 * [backup-simplify]: Simplify (+ 0 0) into 0
4.840 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 1 0) (+ (* 0 1) (* 0 (- b))))) into 0
4.840 * [taylor]: Taking taylor expansion of 0 in b
4.840 * [backup-simplify]: Simplify 0 into 0
4.840 * [backup-simplify]: Simplify 0 into 0
4.840 * [backup-simplify]: Simplify 0 into 0
4.840 * [backup-simplify]: Simplify 0 into 0
4.841 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.841 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0
4.841 * [backup-simplify]: Simplify 0 into 0
4.842 * [backup-simplify]: Simplify (- 0) into 0
4.842 * [backup-simplify]: Simplify (+ 0 0) into 0
4.842 * [backup-simplify]: Simplify (+ 0 0) into 0
4.843 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 (- b)))))) into 0
4.843 * [taylor]: Taking taylor expansion of 0 in b
4.843 * [backup-simplify]: Simplify 0 into 0
4.843 * [backup-simplify]: Simplify 0 into 0
4.843 * [backup-simplify]: Simplify 0 into 0
4.843 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2))
4.843 * [backup-simplify]: Simplify (* (+ (/ 1 a) (/ 1 b)) (- (/ 1 a) (/ 1 b))) into (* (+ (/ 1 a) (/ 1 b)) (- (/ 1 a) (/ 1 b)))
4.843 * [approximate]: Taking taylor expansion of (* (+ (/ 1 a) (/ 1 b)) (- (/ 1 a) (/ 1 b))) in (a b) around 0
4.843 * [taylor]: Taking taylor expansion of (* (+ (/ 1 a) (/ 1 b)) (- (/ 1 a) (/ 1 b))) in b
4.843 * [taylor]: Taking taylor expansion of (+ (/ 1 a) (/ 1 b)) in b
4.843 * [taylor]: Taking taylor expansion of (/ 1 a) in b
4.843 * [taylor]: Taking taylor expansion of a in b
4.843 * [backup-simplify]: Simplify a into a
4.843 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a)
4.844 * [taylor]: Taking taylor expansion of (/ 1 b) in b
4.844 * [taylor]: Taking taylor expansion of b in b
4.844 * [backup-simplify]: Simplify 0 into 0
4.844 * [backup-simplify]: Simplify 1 into 1
4.844 * [backup-simplify]: Simplify (/ 1 1) into 1
4.844 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in b
4.844 * [taylor]: Taking taylor expansion of (/ 1 a) in b
4.844 * [taylor]: Taking taylor expansion of a in b
4.844 * [backup-simplify]: Simplify a into a
4.844 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a)
4.844 * [taylor]: Taking taylor expansion of (/ 1 b) in b
4.844 * [taylor]: Taking taylor expansion of b in b
4.844 * [backup-simplify]: Simplify 0 into 0
4.844 * [backup-simplify]: Simplify 1 into 1
4.844 * [backup-simplify]: Simplify (/ 1 1) into 1
4.844 * [taylor]: Taking taylor expansion of (* (+ (/ 1 a) (/ 1 b)) (- (/ 1 a) (/ 1 b))) in a
4.844 * [taylor]: Taking taylor expansion of (+ (/ 1 a) (/ 1 b)) in a
4.844 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.844 * [taylor]: Taking taylor expansion of a in a
4.844 * [backup-simplify]: Simplify 0 into 0
4.844 * [backup-simplify]: Simplify 1 into 1
4.845 * [backup-simplify]: Simplify (/ 1 1) into 1
4.845 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.845 * [taylor]: Taking taylor expansion of b in a
4.845 * [backup-simplify]: Simplify b into b
4.845 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.845 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in a
4.845 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.845 * [taylor]: Taking taylor expansion of a in a
4.845 * [backup-simplify]: Simplify 0 into 0
4.845 * [backup-simplify]: Simplify 1 into 1
4.845 * [backup-simplify]: Simplify (/ 1 1) into 1
4.845 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.845 * [taylor]: Taking taylor expansion of b in a
4.845 * [backup-simplify]: Simplify b into b
4.845 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.845 * [taylor]: Taking taylor expansion of (* (+ (/ 1 a) (/ 1 b)) (- (/ 1 a) (/ 1 b))) in a
4.845 * [taylor]: Taking taylor expansion of (+ (/ 1 a) (/ 1 b)) in a
4.845 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.845 * [taylor]: Taking taylor expansion of a in a
4.845 * [backup-simplify]: Simplify 0 into 0
4.845 * [backup-simplify]: Simplify 1 into 1
4.845 * [backup-simplify]: Simplify (/ 1 1) into 1
4.845 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.845 * [taylor]: Taking taylor expansion of b in a
4.846 * [backup-simplify]: Simplify b into b
4.846 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.846 * [taylor]: Taking taylor expansion of (- (/ 1 a) (/ 1 b)) in a
4.846 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.846 * [taylor]: Taking taylor expansion of a in a
4.846 * [backup-simplify]: Simplify 0 into 0
4.846 * [backup-simplify]: Simplify 1 into 1
4.846 * [backup-simplify]: Simplify (/ 1 1) into 1
4.846 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.846 * [taylor]: Taking taylor expansion of b in a
4.846 * [backup-simplify]: Simplify b into b
4.846 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.846 * [backup-simplify]: Simplify (+ 1 0) into 1
4.847 * [backup-simplify]: Simplify (+ 1 0) into 1
4.847 * [backup-simplify]: Simplify (* 1 1) into 1
4.847 * [taylor]: Taking taylor expansion of 1 in b
4.847 * [backup-simplify]: Simplify 1 into 1
4.847 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.847 * [backup-simplify]: Simplify (- (/ 1 b)) into (- (/ 1 b))
4.847 * [backup-simplify]: Simplify (+ 0 (- (/ 1 b))) into (- (/ 1 b))
4.848 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.848 * [backup-simplify]: Simplify (+ 0 (/ 1 b)) into (/ 1 b)
4.848 * [backup-simplify]: Simplify (+ (* 1 (- (/ 1 b))) (* (/ 1 b) 1)) into 0
4.848 * [taylor]: Taking taylor expansion of 0 in b
4.848 * [backup-simplify]: Simplify 0 into 0
4.849 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.849 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
4.849 * [backup-simplify]: Simplify (- 0) into 0
4.849 * [backup-simplify]: Simplify (+ 0 0) into 0
4.850 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.850 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
4.851 * [backup-simplify]: Simplify (+ 0 0) into 0
4.852 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 b) (- (/ 1 b))) (* 0 1))) into (- (/ 1 (pow b 2)))
4.852 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b
4.852 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b
4.852 * [taylor]: Taking taylor expansion of (pow b 2) in b
4.852 * [taylor]: Taking taylor expansion of b in b
4.852 * [backup-simplify]: Simplify 0 into 0
4.852 * [backup-simplify]: Simplify 1 into 1
4.853 * [backup-simplify]: Simplify (* 1 1) into 1
4.853 * [backup-simplify]: Simplify (/ 1 1) into 1
4.854 * [backup-simplify]: Simplify (- 1) into -1
4.854 * [backup-simplify]: Simplify -1 into -1
4.854 * [backup-simplify]: Simplify 1 into 1
4.855 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.855 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.855 * [backup-simplify]: Simplify (- 0) into 0
4.856 * [backup-simplify]: Simplify (+ 0 0) into 0
4.857 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.857 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.857 * [backup-simplify]: Simplify (+ 0 0) into 0
4.858 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 b) 0) (+ (* 0 (- (/ 1 b))) (* 0 1)))) into 0
4.858 * [taylor]: Taking taylor expansion of 0 in b
4.858 * [backup-simplify]: Simplify 0 into 0
4.859 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.859 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.860 * [backup-simplify]: Simplify (- 0) into 0
4.860 * [backup-simplify]: Simplify 0 into 0
4.860 * [backup-simplify]: Simplify 0 into 0
4.860 * [backup-simplify]: Simplify 0 into 0
4.861 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.861 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.861 * [backup-simplify]: Simplify (- 0) into 0
4.862 * [backup-simplify]: Simplify (+ 0 0) into 0
4.863 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.863 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.863 * [backup-simplify]: Simplify (+ 0 0) into 0
4.865 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 b))) (* 0 1))))) into 0
4.865 * [taylor]: Taking taylor expansion of 0 in b
4.865 * [backup-simplify]: Simplify 0 into 0
4.866 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.866 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.867 * [backup-simplify]: Simplify (- 0) into 0
4.867 * [backup-simplify]: Simplify 0 into 0
4.867 * [backup-simplify]: Simplify 0 into 0
4.867 * [backup-simplify]: Simplify 0 into 0
4.867 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2))
4.868 * [backup-simplify]: Simplify (* (+ (/ 1 (- a)) (/ 1 (- b))) (- (/ 1 (- a)) (/ 1 (- b)))) into (* -1 (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b))))
4.868 * [approximate]: Taking taylor expansion of (* -1 (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b)))) in (a b) around 0
4.868 * [taylor]: Taking taylor expansion of (* -1 (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b)))) in b
4.868 * [taylor]: Taking taylor expansion of -1 in b
4.868 * [backup-simplify]: Simplify -1 into -1
4.868 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b))) in b
4.868 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in b
4.868 * [taylor]: Taking taylor expansion of (/ 1 b) in b
4.868 * [taylor]: Taking taylor expansion of b in b
4.868 * [backup-simplify]: Simplify 0 into 0
4.868 * [backup-simplify]: Simplify 1 into 1
4.868 * [backup-simplify]: Simplify (/ 1 1) into 1
4.868 * [taylor]: Taking taylor expansion of (/ 1 a) in b
4.868 * [taylor]: Taking taylor expansion of a in b
4.868 * [backup-simplify]: Simplify a into a
4.869 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a)
4.869 * [taylor]: Taking taylor expansion of (+ (/ 1 a) (/ 1 b)) in b
4.869 * [taylor]: Taking taylor expansion of (/ 1 a) in b
4.869 * [taylor]: Taking taylor expansion of a in b
4.869 * [backup-simplify]: Simplify a into a
4.869 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a)
4.869 * [taylor]: Taking taylor expansion of (/ 1 b) in b
4.869 * [taylor]: Taking taylor expansion of b in b
4.869 * [backup-simplify]: Simplify 0 into 0
4.869 * [backup-simplify]: Simplify 1 into 1
4.869 * [backup-simplify]: Simplify (/ 1 1) into 1
4.869 * [taylor]: Taking taylor expansion of (* -1 (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b)))) in a
4.869 * [taylor]: Taking taylor expansion of -1 in a
4.869 * [backup-simplify]: Simplify -1 into -1
4.869 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b))) in a
4.869 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in a
4.869 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.869 * [taylor]: Taking taylor expansion of b in a
4.869 * [backup-simplify]: Simplify b into b
4.869 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.869 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.869 * [taylor]: Taking taylor expansion of a in a
4.869 * [backup-simplify]: Simplify 0 into 0
4.870 * [backup-simplify]: Simplify 1 into 1
4.870 * [backup-simplify]: Simplify (/ 1 1) into 1
4.870 * [taylor]: Taking taylor expansion of (+ (/ 1 a) (/ 1 b)) in a
4.870 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.870 * [taylor]: Taking taylor expansion of a in a
4.870 * [backup-simplify]: Simplify 0 into 0
4.870 * [backup-simplify]: Simplify 1 into 1
4.870 * [backup-simplify]: Simplify (/ 1 1) into 1
4.870 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.870 * [taylor]: Taking taylor expansion of b in a
4.870 * [backup-simplify]: Simplify b into b
4.870 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.871 * [taylor]: Taking taylor expansion of (* -1 (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b)))) in a
4.871 * [taylor]: Taking taylor expansion of -1 in a
4.871 * [backup-simplify]: Simplify -1 into -1
4.871 * [taylor]: Taking taylor expansion of (* (- (/ 1 b) (/ 1 a)) (+ (/ 1 a) (/ 1 b))) in a
4.871 * [taylor]: Taking taylor expansion of (- (/ 1 b) (/ 1 a)) in a
4.871 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.871 * [taylor]: Taking taylor expansion of b in a
4.871 * [backup-simplify]: Simplify b into b
4.871 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.871 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.871 * [taylor]: Taking taylor expansion of a in a
4.871 * [backup-simplify]: Simplify 0 into 0
4.871 * [backup-simplify]: Simplify 1 into 1
4.871 * [backup-simplify]: Simplify (/ 1 1) into 1
4.871 * [taylor]: Taking taylor expansion of (+ (/ 1 a) (/ 1 b)) in a
4.871 * [taylor]: Taking taylor expansion of (/ 1 a) in a
4.871 * [taylor]: Taking taylor expansion of a in a
4.871 * [backup-simplify]: Simplify 0 into 0
4.871 * [backup-simplify]: Simplify 1 into 1
4.872 * [backup-simplify]: Simplify (/ 1 1) into 1
4.872 * [taylor]: Taking taylor expansion of (/ 1 b) in a
4.872 * [taylor]: Taking taylor expansion of b in a
4.872 * [backup-simplify]: Simplify b into b
4.872 * [backup-simplify]: Simplify (/ 1 b) into (/ 1 b)
4.872 * [backup-simplify]: Simplify (- 1) into -1
4.873 * [backup-simplify]: Simplify (+ 0 -1) into -1
4.873 * [backup-simplify]: Simplify (+ 1 0) into 1
4.873 * [backup-simplify]: Simplify (* -1 1) into -1
4.874 * [backup-simplify]: Simplify (* -1 -1) into 1
4.874 * [taylor]: Taking taylor expansion of 1 in b
4.874 * [backup-simplify]: Simplify 1 into 1
4.875 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.875 * [backup-simplify]: Simplify (+ 0 (/ 1 b)) into (/ 1 b)
4.875 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.876 * [backup-simplify]: Simplify (- 0) into 0
4.876 * [backup-simplify]: Simplify (+ (/ 1 b) 0) into (/ 1 b)
4.876 * [backup-simplify]: Simplify (+ (* -1 (/ 1 b)) (* (/ 1 b) 1)) into 0
4.876 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
4.877 * [taylor]: Taking taylor expansion of 0 in b
4.877 * [backup-simplify]: Simplify 0 into 0
4.878 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.878 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
4.878 * [backup-simplify]: Simplify (+ 0 0) into 0
4.878 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)))) into 0
4.879 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.880 * [backup-simplify]: Simplify (- 0) into 0
4.880 * [backup-simplify]: Simplify (+ 0 0) into 0
4.881 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 b) (/ 1 b)) (* 0 1))) into (/ 1 (pow b 2))
4.882 * [backup-simplify]: Simplify (+ (* -1 (/ 1 (pow b 2))) (+ (* 0 0) (* 0 -1))) into (- (/ 1 (pow b 2)))
4.882 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b
4.882 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b
4.882 * [taylor]: Taking taylor expansion of (pow b 2) in b
4.882 * [taylor]: Taking taylor expansion of b in b
4.882 * [backup-simplify]: Simplify 0 into 0
4.882 * [backup-simplify]: Simplify 1 into 1
4.882 * [backup-simplify]: Simplify (* 1 1) into 1
4.883 * [backup-simplify]: Simplify (/ 1 1) into 1
4.883 * [backup-simplify]: Simplify (- 1) into -1
4.883 * [backup-simplify]: Simplify -1 into -1
4.883 * [backup-simplify]: Simplify 1 into 1
4.884 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.884 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.885 * [backup-simplify]: Simplify (+ 0 0) into 0
4.885 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.886 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.886 * [backup-simplify]: Simplify (- 0) into 0
4.887 * [backup-simplify]: Simplify (+ 0 0) into 0
4.888 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 b) 0) (+ (* 0 (/ 1 b)) (* 0 1)))) into 0
4.889 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ 1 (pow b 2))) (+ (* 0 0) (* 0 -1)))) into 0
4.889 * [taylor]: Taking taylor expansion of 0 in b
4.889 * [backup-simplify]: Simplify 0 into 0
4.890 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
4.890 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
4.891 * [backup-simplify]: Simplify (- 0) into 0
4.891 * [backup-simplify]: Simplify 0 into 0
4.891 * [backup-simplify]: Simplify 0 into 0
4.891 * [backup-simplify]: Simplify 0 into 0
4.892 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.892 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.892 * [backup-simplify]: Simplify (+ 0 0) into 0
4.892 * [backup-simplify]: Simplify (- (+ (* (/ 1 b) (/ 0 b)) (* 0 (/ 0 b)) (* 0 (/ 0 b)))) into 0
4.893 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.894 * [backup-simplify]: Simplify (- 0) into 0
4.894 * [backup-simplify]: Simplify (+ 0 0) into 0
4.896 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 b) 0) (+ (* 0 0) (+ (* 0 (/ 1 b)) (* 0 1))))) into 0
4.897 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow b 2))) (+ (* 0 0) (* 0 -1))))) into 0
4.898 * [taylor]: Taking taylor expansion of 0 in b
4.898 * [backup-simplify]: Simplify 0 into 0
4.899 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
4.899 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
4.900 * [backup-simplify]: Simplify (- 0) into 0
4.900 * [backup-simplify]: Simplify 0 into 0
4.900 * [backup-simplify]: Simplify 0 into 0
4.900 * [backup-simplify]: Simplify 0 into 0
4.900 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2))
4.901 * * * [progress]: simplifying candidates
4.902 * [simplify]: Simplifying:
  (expm1 (* (+ a b) (- a b)))
  (log1p (* (+ a b) (- a b)))
  (* (+ a b) (- a b))
  (+ (log (+ a b)) (log (- a b)))
  (log (* (+ a b) (- a b)))
  (exp (* (+ a b) (- a b)))
  (* (* (* (+ a b) (+ a b)) (+ a b)) (* (* (- a b) (- a b)) (- a b)))
  (* (cbrt (* (+ a b) (- a b))) (cbrt (* (+ a b) (- a b))))
  (cbrt (* (+ a b) (- a b)))
  (* (* (* (+ a b) (- a b)) (* (+ a b) (- a b))) (* (+ a b) (- a b)))
  (sqrt (* (+ a b) (- a b)))
  (sqrt (* (+ a b) (- a b)))
  (* (+ (pow a 3) (pow b 3)) (- (pow a 3) (pow b 3)))
  (* (+ (* a a) (- (* b b) (* a b))) (+ (* a a) (+ (* b b) (* a b))))
  (* (+ (pow a 3) (pow b 3)) (- (* a a) (* b b)))
  (* (+ (* a a) (- (* b b) (* a b))) (+ a b))
  (* (- (* a a) (* b b)) (- (pow a 3) (pow b 3)))
  (* (- a b) (+ (* a a) (+ (* b b) (* a b))))
  (* (- (* a a) (* b b)) (- (* a a) (* b b)))
  (* (- a b) (+ a b))
  (* (sqrt (+ a b)) (sqrt (- a b)))
  (* (sqrt (+ a b)) (sqrt (- a b)))
  (* (+ a b) (fma (* (cbrt a) (cbrt a)) (cbrt a) (- (* (cbrt b) (* (cbrt b) (cbrt b))))))
  (* (+ a b) (fma (- (cbrt b)) (* (cbrt b) (cbrt b)) (* (cbrt b) (* (cbrt b) (cbrt b)))))
  (* (+ a b) (fma (* (cbrt a) (cbrt a)) (cbrt a) (- (* (sqrt b) (sqrt b)))))
  (* (+ a b) (fma (- (sqrt b)) (sqrt b) (* (sqrt b) (sqrt b))))
  (* (+ a b) (fma (* (cbrt a) (cbrt a)) (cbrt a) (- (* b 1))))
  (* (+ a b) (fma (- b) 1 (* b 1)))
  (* (+ a b) (fma (sqrt a) (sqrt a) (- (* (cbrt b) (* (cbrt b) (cbrt b))))))
  (* (+ a b) (fma (- (cbrt b)) (* (cbrt b) (cbrt b)) (* (cbrt b) (* (cbrt b) (cbrt b)))))
  (* (+ a b) (fma (sqrt a) (sqrt a) (- (* (sqrt b) (sqrt b)))))
  (* (+ a b) (fma (- (sqrt b)) (sqrt b) (* (sqrt b) (sqrt b))))
  (* (+ a b) (fma (sqrt a) (sqrt a) (- (* b 1))))
  (* (+ a b) (fma (- b) 1 (* b 1)))
  (* (+ a b) (fma 1 a (- (* (cbrt b) (* (cbrt b) (cbrt b))))))
  (* (+ a b) (fma (- (cbrt b)) (* (cbrt b) (cbrt b)) (* (cbrt b) (* (cbrt b) (cbrt b)))))
  (* (+ a b) (fma 1 a (- (* (sqrt b) (sqrt b)))))
  (* (+ a b) (fma (- (sqrt b)) (sqrt b) (* (sqrt b) (sqrt b))))
  (* (+ a b) (fma 1 a (- (* b 1))))
  (* (+ a b) (fma (- b) 1 (* b 1)))
  (* (+ a b) a)
  (* (+ a b) (- b))
  (* (+ a b) a)
  (* (+ a b) (- b))
  (* (fma (* (cbrt a) (cbrt a)) (cbrt a) (- (* (cbrt b) (* (cbrt b) (cbrt b))))) (+ a b))
  (* (fma (- (cbrt b)) (* (cbrt b) (cbrt b)) (* (cbrt b) (* (cbrt b) (cbrt b)))) (+ a b))
  (* (fma (* (cbrt a) (cbrt a)) (cbrt a) (- (* (sqrt b) (sqrt b)))) (+ a b))
  (* (fma (- (sqrt b)) (sqrt b) (* (sqrt b) (sqrt b))) (+ a b))
  (* (fma (* (cbrt a) (cbrt a)) (cbrt a) (- (* b 1))) (+ a b))
  (* (fma (- b) 1 (* b 1)) (+ a b))
  (* (fma (sqrt a) (sqrt a) (- (* (cbrt b) (* (cbrt b) (cbrt b))))) (+ a b))
  (* (fma (- (cbrt b)) (* (cbrt b) (cbrt b)) (* (cbrt b) (* (cbrt b) (cbrt b)))) (+ a b))
  (* (fma (sqrt a) (sqrt a) (- (* (sqrt b) (sqrt b)))) (+ a b))
  (* (fma (- (sqrt b)) (sqrt b) (* (sqrt b) (sqrt b))) (+ a b))
  (* (fma (sqrt a) (sqrt a) (- (* b 1))) (+ a b))
  (* (fma (- b) 1 (* b 1)) (+ a b))
  (* (fma 1 a (- (* (cbrt b) (* (cbrt b) (cbrt b))))) (+ a b))
  (* (fma (- (cbrt b)) (* (cbrt b) (cbrt b)) (* (cbrt b) (* (cbrt b) (cbrt b)))) (+ a b))
  (* (fma 1 a (- (* (sqrt b) (sqrt b)))) (+ a b))
  (* (fma (- (sqrt b)) (sqrt b) (* (sqrt b) (sqrt b))) (+ a b))
  (* (fma 1 a (- (* b 1))) (+ a b))
  (* (fma (- b) 1 (* b 1)) (+ a b))
  (* a (+ a b))
  (* (- b) (+ a b))
  (* a (+ a b))
  (* (- b) (+ a b))
  (* (+ a b) (* (cbrt (- a b)) (cbrt (- a b))))
  (* (+ a b) (sqrt (- a b)))
  (* (+ a b) 1)
  (* (+ a b) (+ (sqrt a) (sqrt b)))
  (* (+ a b) 1)
  (* (cbrt (+ a b)) (- a b))
  (* (sqrt (+ a b)) (- a b))
  (* (+ a b) (- a b))
  (* (+ a b) (- a b))
  (* (+ a b) (- (pow a 3) (pow b 3)))
  (* (+ a b) (- (* a a) (* b b)))
  (* (+ (pow a 3) (pow b 3)) (- a b))
  (* (- (* a a) (* b b)) (- a b))
  (- (pow a 2) (pow b 2))
  (- (pow a 2) (pow b 2))
  (- (pow a 2) (pow b 2))
4.905 * * [simplify]: iteration 0: 120 enodes
4.938 * * [simplify]: iteration 1: 401 enodes
5.261 * * [simplify]: iteration 2: 2818 enodes
7.209 * * [simplify]: iteration complete: 5000 enodes
7.209 * * [simplify]: Extracting #0: cost 32 inf + 0
7.213 * * [simplify]: Extracting #1: cost 990 inf + 0
7.219 * * [simplify]: Extracting #2: cost 1496 inf + 3645
7.236 * * [simplify]: Extracting #3: cost 656 inf + 91481
7.275 * * [simplify]: Extracting #4: cost 132 inf + 177426
7.327 * * [simplify]: Extracting #5: cost 53 inf + 198020
7.376 * * [simplify]: Extracting #6: cost 13 inf + 203053
7.438 * * [simplify]: Extracting #7: cost 0 inf + 206335
7.514 * [simplify]: Simplified to:
  (expm1 (* (- a b) (+ b a)))
  (log1p (* (- a b) (+ b a)))
  (* (- a b) (+ b a))
  (log (* (- a b) (+ b a)))
  (log (* (- a b) (+ b a)))
  (exp (* (- a b) (+ b a)))
  (* (* (- a b) (+ b a)) (* (* (- a b) (+ b a)) (* (- a b) (+ b a))))
  (* (cbrt (* (- a b) (+ b a))) (cbrt (* (- a b) (+ b a))))
  (cbrt (* (- a b) (+ b a)))
  (* (* (- a b) (+ b a)) (* (* (- a b) (+ b a)) (* (- a b) (+ b a))))
  (sqrt (* (- a b) (+ b a)))
  (sqrt (* (- a b) (+ b a)))
  (fma (* b (* b b)) (- (* (* a a) a) (* b (* b b))) (* (* (* a a) a) (- (* (* a a) a) (* b (* b b)))))
  (* (fma a a (* b (+ b a))) (fma a a (* b (- b a))))
  (* (+ a b) (* (- a b) (fma (* a a) a (* b (* b b)))))
  (* (fma a a (* b (- b a))) (+ a b))
  (* (- (* (* a a) a) (* b (* b b))) (* (+ a b) (- a b)))
  (* (fma a a (* b (+ b a))) (- a b))
  (* (* (+ a b) (- a b)) (* (+ a b) (- a b)))
  (* (- a b) (+ b a))
  (* (sqrt (+ b a)) (sqrt (- a b)))
  (* (sqrt (+ b a)) (sqrt (- a b)))
  (* (- (* (cbrt a) (* (cbrt a) (cbrt a))) b) (+ a b))
  (* (fma -1 b b) (+ a b))
  (* (- (* (cbrt a) (* (cbrt a) (cbrt a))) b) (+ a b))
  (* (fma -1 b b) (+ a b))
  (* (- (* (cbrt a) (* (cbrt a) (cbrt a))) b) (+ a b))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* a (+ b a))
  (- (* (+ b a) b))
  (* a (+ b a))
  (- (* (+ b a) b))
  (* (- (* (cbrt a) (* (cbrt a) (cbrt a))) b) (+ a b))
  (* (fma -1 b b) (+ a b))
  (* (- (* (cbrt a) (* (cbrt a) (cbrt a))) b) (+ a b))
  (* (fma -1 b b) (+ a b))
  (* (- (* (cbrt a) (* (cbrt a) (cbrt a))) b) (+ a b))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* (- a b) (+ b a))
  (* (fma -1 b b) (+ a b))
  (* a (+ b a))
  (- (* (+ b a) b))
  (* a (+ b a))
  (- (* (+ b a) b))
  (* (* (cbrt (- a b)) (cbrt (- a b))) (+ b a))
  (* (sqrt (- a b)) (+ b a))
  (+ b a)
  (* (+ (sqrt b) (sqrt a)) (+ b a))
  (+ b a)
  (* (cbrt (+ b a)) (- a b))
  (* (sqrt (+ b a)) (- a b))
  (* (- a b) (+ b a))
  (* (- a b) (+ b a))
  (* (- (* (* a a) a) (* b (* b b))) (+ b a))
  (* (* (+ b a) (+ a b)) (- a b))
  (* (- a b) (fma (* a a) a (* b (* b b))))
  (* (- a b) (* (+ a b) (- a b)))
  (* (+ a b) (- a b))
  (* (+ a b) (- a b))
  (* (+ a b) (- a b))
7.520 * * * [progress]: adding candidates to table
7.697 * [progress]: [Phase 3 of 3] Extracting.
7.697 * * [regime]: Finding splitpoints for: (#<alt (λ (a b) (- (* a a) (* b b)))> #<alt (λ (a b) (* (+ a b) (- a b)))>)
7.698 * * * [regime-changes]: Trying 5 branch expressions: ((* b b) (* a a) (- (* a a) (* b b)) b a)
7.698 * * * * [regimes]: Trying to branch on (* b b) from (#<alt (λ (a b) (- (* a a) (* b b)))> #<alt (λ (a b) (* (+ a b) (- a b)))>)
7.725 * * * * [regimes]: Trying to branch on (* a a) from (#<alt (λ (a b) (- (* a a) (* b b)))> #<alt (λ (a b) (* (+ a b) (- a b)))>)
7.769 * * * * [regimes]: Trying to branch on (- (* a a) (* b b)) from (#<alt (λ (a b) (- (* a a) (* b b)))> #<alt (λ (a b) (* (+ a b) (- a b)))>)
7.801 * * * * [regimes]: Trying to branch on b from (#<alt (λ (a b) (- (* a a) (* b b)))> #<alt (λ (a b) (* (+ a b) (- a b)))>)
7.829 * * * * [regimes]: Trying to branch on a from (#<alt (λ (a b) (- (* a a) (* b b)))> #<alt (λ (a b) (* (+ a b) (- a b)))>)
7.878 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
7.878 * [simplify]: Simplifying:
  (- (* a a) (* b b))
7.878 * * [simplify]: iteration 0: 5 enodes
7.879 * * [simplify]: iteration complete: 5 enodes
7.879 * * [simplify]: Extracting #0: cost 1 inf + 0
7.879 * * [simplify]: Extracting #1: cost 3 inf + 0
7.879 * * [simplify]: Extracting #2: cost 5 inf + 0
7.879 * * [simplify]: Extracting #3: cost 2 inf + 43
7.879 * * [simplify]: Extracting #4: cost 0 inf + 206
7.879 * [simplify]: Simplified to:
  (- (* a a) (* b b))
9.808 * [regime-testing]: Baseline error score: 0.00554973339452166
9.816 * [regime-testing]: Oracle error score: 0.0005000625078134767
9.833 * [regime-testing]: End program error score: 0.00554973339452166
9.952 * [regime-testing]: Target error score: 0.0012501562695336917