11.180 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.045 * * * [progress]: [2/2] Setting up program.
0.051 * [progress]: [Phase 2 of 3] Improving.
0.051 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
0.051 * * [simplify]: iteration 0: 5 enodes
0.053 * * [simplify]: iteration 1: 9 enodes
0.055 * * [simplify]: iteration 2: 24 enodes
0.063 * * [simplify]: iteration 3: 53 enodes
0.084 * * [simplify]: iteration 4: 128 enodes
0.134 * * [simplify]: iteration 5: 260 enodes
0.209 * * [simplify]: iteration 6: 497 enodes
0.350 * * [simplify]: iteration 7: 679 enodes
1.041 * * [simplify]: iteration 8: 2678 enodes
2.553 * * [simplify]: iteration complete: 5000 enodes
2.553 * * [simplify]: Extracting #0: cost 1 inf + 0
2.562 * * [simplify]: Extracting #1: cost 187 inf + 0
2.568 * * [simplify]: Extracting #2: cost 1293 inf + 1
2.579 * * [simplify]: Extracting #3: cost 1320 inf + 8534
2.606 * * [simplify]: Extracting #4: cost 341 inf + 77460
2.659 * * [simplify]: Extracting #5: cost 8 inf + 119492
2.711 * * [simplify]: Extracting #6: cost 0 inf + 120508
2.749 * [simplify]: Simplified to:
  (* (+ x y) (- x y))
2.750 * * [progress]: iteration 1 / 4
2.750 * * * [progress]: picking best candidate
2.753 * * * * [pick]: Picked  #<alt (λ (x y) (* (+ x y) (- x y)))>
2.753 * * * [progress]: localizing error
2.761 * * * [progress]: generating rewritten candidates
2.761 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.819 * * * [progress]: generating series expansions
2.819 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.819 * [backup-simplify]: Simplify (* (+ x y) (- x y)) into (* (+ x y) (- x y))
2.819 * [approximate]: Taking taylor expansion of (* (+ x y) (- x y)) in (x y) around 0
2.819 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y
2.819 * [taylor]: Taking taylor expansion of (+ x y) in y
2.819 * [taylor]: Taking taylor expansion of x in y
2.819 * [backup-simplify]: Simplify x into x
2.819 * [taylor]: Taking taylor expansion of y in y
2.819 * [backup-simplify]: Simplify 0 into 0
2.819 * [backup-simplify]: Simplify 1 into 1
2.819 * [taylor]: Taking taylor expansion of (- x y) in y
2.819 * [taylor]: Taking taylor expansion of x in y
2.819 * [backup-simplify]: Simplify x into x
2.819 * [taylor]: Taking taylor expansion of y in y
2.819 * [backup-simplify]: Simplify 0 into 0
2.819 * [backup-simplify]: Simplify 1 into 1
2.819 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x
2.819 * [taylor]: Taking taylor expansion of (+ x y) in x
2.819 * [taylor]: Taking taylor expansion of x in x
2.819 * [backup-simplify]: Simplify 0 into 0
2.819 * [backup-simplify]: Simplify 1 into 1
2.819 * [taylor]: Taking taylor expansion of y in x
2.819 * [backup-simplify]: Simplify y into y
2.819 * [taylor]: Taking taylor expansion of (- x y) in x
2.819 * [taylor]: Taking taylor expansion of x in x
2.819 * [backup-simplify]: Simplify 0 into 0
2.819 * [backup-simplify]: Simplify 1 into 1
2.819 * [taylor]: Taking taylor expansion of y in x
2.820 * [backup-simplify]: Simplify y into y
2.820 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x
2.820 * [taylor]: Taking taylor expansion of (+ x y) in x
2.820 * [taylor]: Taking taylor expansion of x in x
2.820 * [backup-simplify]: Simplify 0 into 0
2.820 * [backup-simplify]: Simplify 1 into 1
2.820 * [taylor]: Taking taylor expansion of y in x
2.820 * [backup-simplify]: Simplify y into y
2.820 * [taylor]: Taking taylor expansion of (- x y) in x
2.820 * [taylor]: Taking taylor expansion of x in x
2.820 * [backup-simplify]: Simplify 0 into 0
2.820 * [backup-simplify]: Simplify 1 into 1
2.820 * [taylor]: Taking taylor expansion of y in x
2.820 * [backup-simplify]: Simplify y into y
2.820 * [backup-simplify]: Simplify (+ 0 y) into y
2.820 * [backup-simplify]: Simplify (- y) into (- y)
2.820 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
2.820 * [backup-simplify]: Simplify (* y (- y)) into (* -1 (pow y 2))
2.820 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y
2.820 * [taylor]: Taking taylor expansion of -1 in y
2.820 * [backup-simplify]: Simplify -1 into -1
2.820 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.820 * [taylor]: Taking taylor expansion of y in y
2.820 * [backup-simplify]: Simplify 0 into 0
2.820 * [backup-simplify]: Simplify 1 into 1
2.821 * [backup-simplify]: Simplify (- 0) into 0
2.821 * [backup-simplify]: Simplify (+ 1 0) into 1
2.821 * [backup-simplify]: Simplify (+ 1 0) into 1
2.821 * [backup-simplify]: Simplify (+ (* y 1) (* 1 (- y))) into 0
2.821 * [taylor]: Taking taylor expansion of 0 in y
2.821 * [backup-simplify]: Simplify 0 into 0
2.821 * [backup-simplify]: Simplify 0 into 0
2.822 * [backup-simplify]: Simplify (- 0) into 0
2.822 * [backup-simplify]: Simplify (+ 0 0) into 0
2.822 * [backup-simplify]: Simplify (+ 0 0) into 0
2.822 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 1 1) (* 0 (- y)))) into 1
2.822 * [taylor]: Taking taylor expansion of 1 in y
2.822 * [backup-simplify]: Simplify 1 into 1
2.822 * [backup-simplify]: Simplify 1 into 1
2.823 * [backup-simplify]: Simplify 0 into 0
2.823 * [backup-simplify]: Simplify (* 1 1) into 1
2.823 * [backup-simplify]: Simplify (* -1 1) into -1
2.823 * [backup-simplify]: Simplify -1 into -1
2.823 * [backup-simplify]: Simplify (- 0) into 0
2.824 * [backup-simplify]: Simplify (+ 0 0) into 0
2.824 * [backup-simplify]: Simplify (+ 0 0) into 0
2.824 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 1 0) (+ (* 0 1) (* 0 (- y))))) into 0
2.824 * [taylor]: Taking taylor expansion of 0 in y
2.825 * [backup-simplify]: Simplify 0 into 0
2.825 * [backup-simplify]: Simplify 0 into 0
2.825 * [backup-simplify]: Simplify 0 into 0
2.825 * [backup-simplify]: Simplify 0 into 0
2.825 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.825 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0
2.825 * [backup-simplify]: Simplify 0 into 0
2.826 * [backup-simplify]: Simplify (- 0) into 0
2.826 * [backup-simplify]: Simplify (+ 0 0) into 0
2.826 * [backup-simplify]: Simplify (+ 0 0) into 0
2.827 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 (- y)))))) into 0
2.827 * [taylor]: Taking taylor expansion of 0 in y
2.827 * [backup-simplify]: Simplify 0 into 0
2.827 * [backup-simplify]: Simplify 0 into 0
2.827 * [backup-simplify]: Simplify 0 into 0
2.827 * [backup-simplify]: Simplify (+ (* -1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (pow y 2))
2.828 * [backup-simplify]: Simplify (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) into (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y)))
2.828 * [approximate]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) in (x y) around 0
2.828 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) in y
2.828 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in y
2.828 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.828 * [taylor]: Taking taylor expansion of x in y
2.828 * [backup-simplify]: Simplify x into x
2.828 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.828 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.828 * [taylor]: Taking taylor expansion of y in y
2.828 * [backup-simplify]: Simplify 0 into 0
2.828 * [backup-simplify]: Simplify 1 into 1
2.828 * [backup-simplify]: Simplify (/ 1 1) into 1
2.828 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
2.828 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.828 * [taylor]: Taking taylor expansion of x in y
2.828 * [backup-simplify]: Simplify x into x
2.828 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.828 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.828 * [taylor]: Taking taylor expansion of y in y
2.828 * [backup-simplify]: Simplify 0 into 0
2.828 * [backup-simplify]: Simplify 1 into 1
2.829 * [backup-simplify]: Simplify (/ 1 1) into 1
2.829 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) in x
2.829 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
2.829 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.829 * [taylor]: Taking taylor expansion of x in x
2.829 * [backup-simplify]: Simplify 0 into 0
2.829 * [backup-simplify]: Simplify 1 into 1
2.829 * [backup-simplify]: Simplify (/ 1 1) into 1
2.829 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.829 * [taylor]: Taking taylor expansion of y in x
2.829 * [backup-simplify]: Simplify y into y
2.829 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.829 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
2.829 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.829 * [taylor]: Taking taylor expansion of x in x
2.829 * [backup-simplify]: Simplify 0 into 0
2.829 * [backup-simplify]: Simplify 1 into 1
2.829 * [backup-simplify]: Simplify (/ 1 1) into 1
2.829 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.829 * [taylor]: Taking taylor expansion of y in x
2.829 * [backup-simplify]: Simplify y into y
2.830 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.830 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) in x
2.830 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
2.830 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.830 * [taylor]: Taking taylor expansion of x in x
2.830 * [backup-simplify]: Simplify 0 into 0
2.830 * [backup-simplify]: Simplify 1 into 1
2.830 * [backup-simplify]: Simplify (/ 1 1) into 1
2.830 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.830 * [taylor]: Taking taylor expansion of y in x
2.830 * [backup-simplify]: Simplify y into y
2.830 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.830 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
2.830 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.830 * [taylor]: Taking taylor expansion of x in x
2.830 * [backup-simplify]: Simplify 0 into 0
2.830 * [backup-simplify]: Simplify 1 into 1
2.830 * [backup-simplify]: Simplify (/ 1 1) into 1
2.830 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.830 * [taylor]: Taking taylor expansion of y in x
2.830 * [backup-simplify]: Simplify y into y
2.830 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.831 * [backup-simplify]: Simplify (+ 1 0) into 1
2.831 * [backup-simplify]: Simplify (+ 1 0) into 1
2.831 * [backup-simplify]: Simplify (* 1 1) into 1
2.831 * [taylor]: Taking taylor expansion of 1 in y
2.831 * [backup-simplify]: Simplify 1 into 1
2.832 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.832 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
2.832 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
2.832 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.833 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
2.833 * [backup-simplify]: Simplify (+ (* 1 (- (/ 1 y))) (* (/ 1 y) 1)) into 0
2.833 * [taylor]: Taking taylor expansion of 0 in y
2.833 * [backup-simplify]: Simplify 0 into 0
2.833 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.833 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
2.834 * [backup-simplify]: Simplify (- 0) into 0
2.834 * [backup-simplify]: Simplify (+ 0 0) into 0
2.834 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.835 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
2.835 * [backup-simplify]: Simplify (+ 0 0) into 0
2.836 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) (- (/ 1 y))) (* 0 1))) into (- (/ 1 (pow y 2)))
2.836 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
2.836 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
2.836 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.836 * [taylor]: Taking taylor expansion of y in y
2.836 * [backup-simplify]: Simplify 0 into 0
2.836 * [backup-simplify]: Simplify 1 into 1
2.836 * [backup-simplify]: Simplify (* 1 1) into 1
2.836 * [backup-simplify]: Simplify (/ 1 1) into 1
2.837 * [backup-simplify]: Simplify (- 1) into -1
2.837 * [backup-simplify]: Simplify -1 into -1
2.837 * [backup-simplify]: Simplify 1 into 1
2.837 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.837 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.838 * [backup-simplify]: Simplify (- 0) into 0
2.838 * [backup-simplify]: Simplify (+ 0 0) into 0
2.839 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.839 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.839 * [backup-simplify]: Simplify (+ 0 0) into 0
2.840 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 (- (/ 1 y))) (* 0 1)))) into 0
2.840 * [taylor]: Taking taylor expansion of 0 in y
2.840 * [backup-simplify]: Simplify 0 into 0
2.840 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.840 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.841 * [backup-simplify]: Simplify (- 0) into 0
2.841 * [backup-simplify]: Simplify 0 into 0
2.841 * [backup-simplify]: Simplify 0 into 0
2.841 * [backup-simplify]: Simplify 0 into 0
2.841 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.842 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.842 * [backup-simplify]: Simplify (- 0) into 0
2.842 * [backup-simplify]: Simplify (+ 0 0) into 0
2.843 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.843 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.843 * [backup-simplify]: Simplify (+ 0 0) into 0
2.845 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 y))) (* 0 1))))) into 0
2.845 * [taylor]: Taking taylor expansion of 0 in y
2.845 * [backup-simplify]: Simplify 0 into 0
2.846 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.847 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.848 * [backup-simplify]: Simplify (- 0) into 0
2.848 * [backup-simplify]: Simplify 0 into 0
2.848 * [backup-simplify]: Simplify 0 into 0
2.848 * [backup-simplify]: Simplify 0 into 0
2.848 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (- (pow x 2) (pow y 2))
2.849 * [backup-simplify]: Simplify (* (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) into (* -1 (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y))))
2.849 * [approximate]: Taking taylor expansion of (* -1 (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y)))) in (x y) around 0
2.849 * [taylor]: Taking taylor expansion of (* -1 (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y)))) in y
2.849 * [taylor]: Taking taylor expansion of -1 in y
2.849 * [backup-simplify]: Simplify -1 into -1
2.849 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y))) in y
2.849 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
2.849 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.849 * [taylor]: Taking taylor expansion of y in y
2.849 * [backup-simplify]: Simplify 0 into 0
2.849 * [backup-simplify]: Simplify 1 into 1
2.849 * [backup-simplify]: Simplify (/ 1 1) into 1
2.850 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.850 * [taylor]: Taking taylor expansion of x in y
2.850 * [backup-simplify]: Simplify x into x
2.850 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.850 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in y
2.850 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.850 * [taylor]: Taking taylor expansion of x in y
2.850 * [backup-simplify]: Simplify x into x
2.850 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.850 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.850 * [taylor]: Taking taylor expansion of y in y
2.850 * [backup-simplify]: Simplify 0 into 0
2.850 * [backup-simplify]: Simplify 1 into 1
2.850 * [backup-simplify]: Simplify (/ 1 1) into 1
2.851 * [taylor]: Taking taylor expansion of (* -1 (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y)))) in x
2.851 * [taylor]: Taking taylor expansion of -1 in x
2.851 * [backup-simplify]: Simplify -1 into -1
2.851 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y))) in x
2.851 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
2.851 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.851 * [taylor]: Taking taylor expansion of y in x
2.851 * [backup-simplify]: Simplify y into y
2.851 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.851 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.851 * [taylor]: Taking taylor expansion of x in x
2.851 * [backup-simplify]: Simplify 0 into 0
2.851 * [backup-simplify]: Simplify 1 into 1
2.851 * [backup-simplify]: Simplify (/ 1 1) into 1
2.851 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
2.852 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.852 * [taylor]: Taking taylor expansion of x in x
2.852 * [backup-simplify]: Simplify 0 into 0
2.852 * [backup-simplify]: Simplify 1 into 1
2.852 * [backup-simplify]: Simplify (/ 1 1) into 1
2.852 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.852 * [taylor]: Taking taylor expansion of y in x
2.852 * [backup-simplify]: Simplify y into y
2.852 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.852 * [taylor]: Taking taylor expansion of (* -1 (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y)))) in x
2.852 * [taylor]: Taking taylor expansion of -1 in x
2.852 * [backup-simplify]: Simplify -1 into -1
2.852 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 x)) (+ (/ 1 x) (/ 1 y))) in x
2.852 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
2.852 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.852 * [taylor]: Taking taylor expansion of y in x
2.852 * [backup-simplify]: Simplify y into y
2.852 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.853 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.853 * [taylor]: Taking taylor expansion of x in x
2.853 * [backup-simplify]: Simplify 0 into 0
2.853 * [backup-simplify]: Simplify 1 into 1
2.853 * [backup-simplify]: Simplify (/ 1 1) into 1
2.853 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
2.853 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.853 * [taylor]: Taking taylor expansion of x in x
2.853 * [backup-simplify]: Simplify 0 into 0
2.853 * [backup-simplify]: Simplify 1 into 1
2.854 * [backup-simplify]: Simplify (/ 1 1) into 1
2.854 * [taylor]: Taking taylor expansion of (/ 1 y) in x
2.854 * [taylor]: Taking taylor expansion of y in x
2.854 * [backup-simplify]: Simplify y into y
2.854 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.855 * [backup-simplify]: Simplify (- 1) into -1
2.855 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.856 * [backup-simplify]: Simplify (+ 1 0) into 1
2.856 * [backup-simplify]: Simplify (* -1 1) into -1
2.856 * [backup-simplify]: Simplify (* -1 -1) into 1
2.856 * [taylor]: Taking taylor expansion of 1 in y
2.856 * [backup-simplify]: Simplify 1 into 1
2.857 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.857 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
2.858 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.859 * [backup-simplify]: Simplify (- 0) into 0
2.859 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
2.859 * [backup-simplify]: Simplify (+ (* -1 (/ 1 y)) (* (/ 1 y) 1)) into 0
2.860 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0
2.860 * [taylor]: Taking taylor expansion of 0 in y
2.860 * [backup-simplify]: Simplify 0 into 0
2.861 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.861 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
2.862 * [backup-simplify]: Simplify (+ 0 0) into 0
2.862 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
2.863 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.864 * [backup-simplify]: Simplify (- 0) into 0
2.864 * [backup-simplify]: Simplify (+ 0 0) into 0
2.865 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) (/ 1 y)) (* 0 1))) into (/ 1 (pow y 2))
2.866 * [backup-simplify]: Simplify (+ (* -1 (/ 1 (pow y 2))) (+ (* 0 0) (* 0 -1))) into (- (/ 1 (pow y 2)))
2.866 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y
2.866 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
2.866 * [taylor]: Taking taylor expansion of (pow y 2) in y
2.866 * [taylor]: Taking taylor expansion of y in y
2.866 * [backup-simplify]: Simplify 0 into 0
2.866 * [backup-simplify]: Simplify 1 into 1
2.867 * [backup-simplify]: Simplify (* 1 1) into 1
2.867 * [backup-simplify]: Simplify (/ 1 1) into 1
2.868 * [backup-simplify]: Simplify (- 1) into -1
2.868 * [backup-simplify]: Simplify -1 into -1
2.868 * [backup-simplify]: Simplify 1 into 1
2.869 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.869 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.870 * [backup-simplify]: Simplify (+ 0 0) into 0
2.870 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.871 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.871 * [backup-simplify]: Simplify (- 0) into 0
2.872 * [backup-simplify]: Simplify (+ 0 0) into 0
2.873 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) 0) (+ (* 0 (/ 1 y)) (* 0 1)))) into 0
2.875 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ 1 (pow y 2))) (+ (* 0 0) (* 0 -1)))) into 0
2.875 * [taylor]: Taking taylor expansion of 0 in y
2.875 * [backup-simplify]: Simplify 0 into 0
2.875 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.876 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.877 * [backup-simplify]: Simplify (- 0) into 0
2.877 * [backup-simplify]: Simplify 0 into 0
2.877 * [backup-simplify]: Simplify 0 into 0
2.877 * [backup-simplify]: Simplify 0 into 0
2.878 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.878 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.879 * [backup-simplify]: Simplify (+ 0 0) into 0
2.879 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.881 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.881 * [backup-simplify]: Simplify (- 0) into 0
2.882 * [backup-simplify]: Simplify (+ 0 0) into 0
2.883 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 1))))) into 0
2.885 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow y 2))) (+ (* 0 0) (* 0 -1))))) into 0
2.885 * [taylor]: Taking taylor expansion of 0 in y
2.886 * [backup-simplify]: Simplify 0 into 0
2.887 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.888 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.888 * [backup-simplify]: Simplify (- 0) into 0
2.889 * [backup-simplify]: Simplify 0 into 0
2.889 * [backup-simplify]: Simplify 0 into 0
2.889 * [backup-simplify]: Simplify 0 into 0
2.889 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (- (pow x 2) (pow y 2))
2.889 * * * [progress]: simplifying candidates
2.890 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
  (+ (log (+ x y)) (log (- x y)))
  (log (* (+ x y) (- x y)))
  (exp (* (+ x y) (- x y)))
  (* (* (* (+ x y) (+ x y)) (+ x y)) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* (+ x y) (- x y))) (cbrt (* (+ x y) (- x y))))
  (cbrt (* (+ x y) (- x y)))
  (* (* (* (+ x y) (- x y)) (* (+ x y) (- x y))) (* (+ x y) (- x y)))
  (sqrt (* (+ x y) (- x y)))
  (sqrt (* (+ x y) (- x y)))
  (* (+ (pow x 3) (pow y 3)) (- (pow x 3) (pow y 3)))
  (* (+ (* x x) (- (* y y) (* x y))) (+ (* x x) (+ (* y y) (* x y))))
  (* (+ (pow x 3) (pow y 3)) (- (* x x) (* y y)))
  (* (+ (* x x) (- (* y y) (* x y))) (+ x y))
  (* (- (* x x) (* y y)) (- (pow x 3) (pow y 3)))
  (* (- x y) (+ (* x x) (+ (* y y) (* x y))))
  (* (- (* x x) (* y y)) (- (* x x) (* y y)))
  (* (- x y) (+ x y))
  (* (sqrt (+ x y)) (sqrt (- x y)))
  (* (sqrt (+ x y)) (sqrt (- x y)))
  (* (+ x y) x)
  (* (+ x y) (- y))
  (* (+ x y) x)
  (* (+ x y) (- y))
  (* x (+ x y))
  (* (- y) (+ x y))
  (* x (+ x y))
  (* (- y) (+ x y))
  (* (+ x y) (* (cbrt (- x y)) (cbrt (- x y))))
  (* (+ x y) (sqrt (- x y)))
  (* (+ x y) 1)
  (* (+ x y) (+ (sqrt x) (sqrt y)))
  (* (+ x y) 1)
  (* (cbrt (+ x y)) (- x y))
  (* (sqrt (+ x y)) (- x y))
  (* (+ x y) (- x y))
  (* (+ x y) (- x y))
  (* (+ x y) (- (pow x 3) (pow y 3)))
  (* (+ x y) (- (* x x) (* y y)))
  (* (+ (pow x 3) (pow y 3)) (- x y))
  (* (- (* x x) (* y y)) (- x y))
  (- (pow x 2) (pow y 2))
  (- (pow x 2) (pow y 2))
  (- (pow x 2) (pow y 2))
2.892 * * [simplify]: iteration 0: 70 enodes
2.911 * * [simplify]: iteration 1: 213 enodes
3.068 * * [simplify]: iteration 2: 1544 enodes
3.664 * * [simplify]: iteration complete: 5002 enodes
3.664 * * [simplify]: Extracting #0: cost 27 inf + 0
3.666 * * [simplify]: Extracting #1: cost 1029 inf + 0
3.672 * * [simplify]: Extracting #2: cost 1939 inf + 11370
3.704 * * [simplify]: Extracting #3: cost 1359 inf + 182596
3.796 * * [simplify]: Extracting #4: cost 117 inf + 386493
3.883 * * [simplify]: Extracting #5: cost 35 inf + 393294
3.947 * * [simplify]: Extracting #6: cost 24 inf + 396170
4.012 * * [simplify]: Extracting #7: cost 5 inf + 398824
4.111 * * [simplify]: Extracting #8: cost 0 inf + 400089
4.212 * [simplify]: Simplified to:
  (* (+ x y) (- x y))
  (log (* (+ x y) (- x y)))
  (log (* (+ x y) (- x y)))
  (exp (* (+ x y) (- x y)))
  (* (* (* (+ x y) (- x y)) (* (+ x y) (- x y))) (* (+ x y) (- x y)))
  (* (cbrt (* (+ x y) (- x y))) (cbrt (* (+ x y) (- x y))))
  (cbrt (* (+ x y) (- x y)))
  (* (* (* (+ x y) (- x y)) (* (+ x y) (- x y))) (* (+ x y) (- x y)))
  (sqrt (* (+ x y) (- x y)))
  (sqrt (* (+ x y) (- x y)))
  (* (- (* x (* x x)) (* (* y y) y)) (+ (* (* y y) y) (* x (* x x))))
  (* (+ (* y y) (* x (+ x y))) (+ (* x x) (- (* y y) (* y x))))
  (* (* (+ x y) (- x y)) (+ (* (* y y) y) (* x (* x x))))
  (* (+ x y) (+ (* x x) (* y (- y x))))
  (* (* (+ x y) (- x y)) (- (* x (* x x)) (* (* y y) y)))
  (* (- x y) (+ (* y y) (* x (+ x y))))
  (* (* (+ x y) (- x y)) (* (+ x y) (- x y)))
  (* (+ x y) (- x y))
  (* (sqrt (- x y)) (sqrt (+ x y)))
  (* (sqrt (- x y)) (sqrt (+ x y)))
  (* x (+ x y))
  (* (- y) (+ x y))
  (* x (+ x y))
  (* (- y) (+ x y))
  (* x (+ x y))
  (* (- y) (+ x y))
  (* x (+ x y))
  (* (- y) (+ x y))
  (* (* (+ x y) (cbrt (- x y))) (cbrt (- x y)))
  (* (sqrt (- x y)) (+ x y))
  (+ x y)
  (* (+ x y) (+ (sqrt x) (sqrt y)))
  (+ x y)
  (* (- x y) (cbrt (+ x y)))
  (* (sqrt (+ x y)) (- x y))
  (* (+ x y) (- x y))
  (* (+ x y) (- x y))
  (* (+ x y) (- (* x (* x x)) (* (* y y) y)))
  (* (* (+ x y) (+ x y)) (- x y))
  (* (- x y) (+ (* (* y y) y) (* x (* x x))))
  (* (* (+ x y) (- x y)) (- x y))
  (* (+ x y) (- x y))
  (* (+ x y) (- x y))
  (* (+ x y) (- x y))
4.215 * * * [progress]: adding candidates to table
4.370 * [progress]: [Phase 3 of 3] Extracting.
4.377 * [simplify]: Simplifying:
  (* (+ x y) (- x y))
4.378 * * [simplify]: iteration 0: 5 enodes
4.378 * * [simplify]: iteration 1: 7 enodes
4.378 * * [simplify]: iteration complete: 7 enodes
4.379 * * [simplify]: Extracting #0: cost 1 inf + 0
4.379 * * [simplify]: Extracting #1: cost 3 inf + 0
4.379 * * [simplify]: Extracting #2: cost 5 inf + 0
4.379 * * [simplify]: Extracting #3: cost 3 inf + 2
4.379 * * [simplify]: Extracting #4: cost 0 inf + 208
4.379 * [simplify]: Simplified to:
  (* (+ y x) (- x y))
5.791 * [regime-testing]: Baseline error score: 0.0010001250156269534
5.806 * [regime-testing]: Oracle error score: 0.0010001250156269534
5.806 * [regime-testing]: End program error score: 0.0010001250156269534