38.244 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.025 * * * [progress]: [2/2] Setting up program. 0.026 * [progress]: [Phase 2 of 3] Improving. 0.027 * [simplify]: Simplifying: (* (+ x y) (- x y)) 0.027 * * [simplify]: Extracting # 0 : cost 0 0.027 * * [simplify]: Extracting # 1 : cost 0 0.027 * * [simplify]: Extracting # 2 : cost 0 0.027 * * [simplify]: Extracting # 3 : cost 0 0.027 * * [simplify]: Extracting # 4 : cost 0 0.027 * * [simplify]: iteration 0 : 5 enodes (cost 7 ) 0.028 * * [simplify]: Extracting # 0 : cost 0 0.028 * * [simplify]: Extracting # 1 : cost 0 0.028 * * [simplify]: Extracting # 2 : cost 0 0.028 * * [simplify]: iteration 1 : 9 enodes (cost 7 ) 0.029 * * [simplify]: Extracting # 0 : cost 0 0.030 * * [simplify]: Extracting # 1 : cost 0 0.030 * * [simplify]: Extracting # 2 : cost 0 0.030 * * [simplify]: iteration 2 : 24 enodes (cost 7 ) 0.034 * * [simplify]: Extracting # 0 : cost 0 0.034 * * [simplify]: Extracting # 1 : cost 0 0.034 * * [simplify]: Extracting # 2 : cost 0 0.035 * * [simplify]: iteration 3 : 53 enodes (cost 7 ) 0.047 * * [simplify]: Extracting # 0 : cost 0 0.047 * * [simplify]: Extracting # 1 : cost 0 0.047 * * [simplify]: Extracting # 2 : cost 0 0.047 * * [simplify]: iteration 4 : 126 enodes (cost 7 ) 0.080 * * [simplify]: Extracting # 0 : cost 0 0.081 * * [simplify]: Extracting # 1 : cost 0 0.081 * * [simplify]: Extracting # 2 : cost 0 0.081 * * [simplify]: iteration 5 : 258 enodes (cost 7 ) 0.162 * * [simplify]: Extracting # 0 : cost 0 0.163 * * [simplify]: Extracting # 1 : cost 0 0.163 * * [simplify]: Extracting # 2 : cost 0 0.163 * * [simplify]: Extracting # 3 : cost 0 0.163 * * [simplify]: iteration 6 : 509 enodes (cost 7 ) 0.322 * * [simplify]: Extracting # 0 : cost 0 0.323 * * [simplify]: Extracting # 1 : cost 0 0.323 * * [simplify]: Extracting # 2 : cost 0 0.323 * * [simplify]: Extracting # 3 : cost 0 0.324 * * [simplify]: Extracting # 4 : cost 0 0.324 * * [simplify]: iteration 7 : 684 enodes (cost 7 ) 0.625 * * [simplify]: Extracting # 0 : cost 0 0.629 * * [simplify]: Extracting # 1 : cost 0 0.633 * * [simplify]: Extracting # 2 : cost 0 0.637 * * [simplify]: Extracting # 3 : cost 0 0.640 * * [simplify]: iteration 8 : 2688 enodes (cost 7 ) 2.513 * * [simplify]: Extracting # 0 : cost 0 2.586 * * [simplify]: Extracting # 1 : cost 0 2.594 * * [simplify]: Extracting # 2 : cost 0 2.602 * * [simplify]: Extracting # 3 : cost 0 2.611 * * [simplify]: Extracting # 4 : cost 0 2.619 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 2.620 * [simplify]: Simplified to: (- (* x x) (* y y)) 2.623 * * [progress]: iteration 1 / 4 2.623 * * * [progress]: picking best candidate 2.627 * * * * [pick]: Picked # 2.627 * * * [progress]: localizing error 2.635 * * * [progress]: generating rewritten candidates 2.635 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 2.681 * * * [progress]: generating series expansions 2.681 * * * * [progress]: [ 1 / 1 ] generating series at (2) 2.681 * [backup-simplify]: Simplify (* (+ x y) (- x y)) into (* (+ x y) (- x y)) 2.681 * [approximate]: Taking taylor expansion of (* (+ x y) (- x y)) in (x y) around 0 2.681 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 2.681 * [taylor]: Taking taylor expansion of (+ x y) in y 2.681 * [taylor]: Taking taylor expansion of x in y 2.681 * [backup-simplify]: Simplify x into x 2.681 * [taylor]: Taking taylor expansion of y in y 2.681 * [backup-simplify]: Simplify 0 into 0 2.681 * [backup-simplify]: Simplify 1 into 1 2.681 * [taylor]: Taking taylor expansion of (- x y) in y 2.681 * [taylor]: Taking taylor expansion of x in y 2.681 * [backup-simplify]: Simplify x into x 2.681 * [taylor]: Taking taylor expansion of y in y 2.681 * [backup-simplify]: Simplify 0 into 0 2.681 * [backup-simplify]: Simplify 1 into 1 2.681 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x 2.682 * [taylor]: Taking taylor expansion of (+ x y) in x 2.682 * [taylor]: Taking taylor expansion of x in x 2.682 * [backup-simplify]: Simplify 0 into 0 2.682 * [backup-simplify]: Simplify 1 into 1 2.682 * [taylor]: Taking taylor expansion of y in x 2.682 * [backup-simplify]: Simplify y into y 2.682 * [taylor]: Taking taylor expansion of (- x y) in x 2.682 * [taylor]: Taking taylor expansion of x in x 2.682 * [backup-simplify]: Simplify 0 into 0 2.682 * [backup-simplify]: Simplify 1 into 1 2.682 * [taylor]: Taking taylor expansion of y in x 2.682 * [backup-simplify]: Simplify y into y 2.682 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x 2.682 * [taylor]: Taking taylor expansion of (+ x y) in x 2.682 * [taylor]: Taking taylor expansion of x in x 2.682 * [backup-simplify]: Simplify 0 into 0 2.682 * [backup-simplify]: Simplify 1 into 1 2.682 * [taylor]: Taking taylor expansion of y in x 2.682 * [backup-simplify]: Simplify y into y 2.682 * [taylor]: Taking taylor expansion of (- x y) in x 2.682 * [taylor]: Taking taylor expansion of x in x 2.682 * [backup-simplify]: Simplify 0 into 0 2.682 * [backup-simplify]: Simplify 1 into 1 2.682 * [taylor]: Taking taylor expansion of y in x 2.682 * [backup-simplify]: Simplify y into y 2.682 * [backup-simplify]: Simplify (+ 0 y) into y 2.682 * [backup-simplify]: Simplify (- y) into (- y) 2.682 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y) 2.682 * [backup-simplify]: Simplify (* y (- y)) into (* -1 (pow y 2)) 2.682 * [taylor]: Taking taylor expansion of (* -1 (pow y 2)) in y 2.682 * [taylor]: Taking taylor expansion of -1 in y 2.682 * [backup-simplify]: Simplify -1 into -1 2.682 * [taylor]: Taking taylor expansion of (pow y 2) in y 2.682 * [taylor]: Taking taylor expansion of y in y 2.682 * [backup-simplify]: Simplify 0 into 0 2.682 * [backup-simplify]: Simplify 1 into 1 2.683 * [backup-simplify]: Simplify (- 0) into 0 2.683 * [backup-simplify]: Simplify (+ 1 0) into 1 2.684 * [backup-simplify]: Simplify (+ 1 0) into 1 2.684 * [backup-simplify]: Simplify (+ (* y 1) (* 1 (- y))) into 0 2.684 * [taylor]: Taking taylor expansion of 0 in y 2.684 * [backup-simplify]: Simplify 0 into 0 2.684 * [backup-simplify]: Simplify 0 into 0 2.684 * [backup-simplify]: Simplify (- 0) into 0 2.684 * [backup-simplify]: Simplify (+ 0 0) into 0 2.685 * [backup-simplify]: Simplify (+ 0 0) into 0 2.685 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 1 1) (* 0 (- y)))) into 1 2.685 * [taylor]: Taking taylor expansion of 1 in y 2.685 * [backup-simplify]: Simplify 1 into 1 2.685 * [backup-simplify]: Simplify 1 into 1 2.685 * [backup-simplify]: Simplify 0 into 0 2.685 * [backup-simplify]: Simplify (* 1 1) into 1 2.686 * [backup-simplify]: Simplify (* -1 1) into -1 2.686 * [backup-simplify]: Simplify -1 into -1 2.686 * [backup-simplify]: Simplify (- 0) into 0 2.686 * [backup-simplify]: Simplify (+ 0 0) into 0 2.686 * [backup-simplify]: Simplify (+ 0 0) into 0 2.687 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 1 0) (+ (* 0 1) (* 0 (- y))))) into 0 2.687 * [taylor]: Taking taylor expansion of 0 in y 2.687 * [backup-simplify]: Simplify 0 into 0 2.687 * [backup-simplify]: Simplify 0 into 0 2.687 * [backup-simplify]: Simplify 0 into 0 2.687 * [backup-simplify]: Simplify 0 into 0 2.687 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 2.688 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0 2.688 * [backup-simplify]: Simplify 0 into 0 2.688 * [backup-simplify]: Simplify (- 0) into 0 2.688 * [backup-simplify]: Simplify (+ 0 0) into 0 2.689 * [backup-simplify]: Simplify (+ 0 0) into 0 2.689 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 (- y)))))) into 0 2.689 * [taylor]: Taking taylor expansion of 0 in y 2.689 * [backup-simplify]: Simplify 0 into 0 2.689 * [backup-simplify]: Simplify 0 into 0 2.689 * [backup-simplify]: Simplify 0 into 0 2.690 * [backup-simplify]: Simplify (+ (* -1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (pow y 2)) 2.690 * [backup-simplify]: Simplify (* (+ (/ 1 x) (/ 1 y)) (- (/ 1 x) (/ 1 y))) into (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) 2.690 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in (x y) around 0 2.690 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 2.690 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 2.690 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.690 * [taylor]: Taking taylor expansion of x in y 2.690 * [backup-simplify]: Simplify x into x 2.690 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.690 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.690 * [taylor]: Taking taylor expansion of y in y 2.690 * [backup-simplify]: Simplify 0 into 0 2.690 * [backup-simplify]: Simplify 1 into 1 2.690 * [backup-simplify]: Simplify (/ 1 1) into 1 2.690 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 2.690 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.690 * [taylor]: Taking taylor expansion of y in y 2.690 * [backup-simplify]: Simplify 0 into 0 2.690 * [backup-simplify]: Simplify 1 into 1 2.691 * [backup-simplify]: Simplify (/ 1 1) into 1 2.691 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.691 * [taylor]: Taking taylor expansion of x in y 2.691 * [backup-simplify]: Simplify x into x 2.691 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.691 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x 2.691 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x 2.691 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.691 * [taylor]: Taking taylor expansion of x in x 2.691 * [backup-simplify]: Simplify 0 into 0 2.691 * [backup-simplify]: Simplify 1 into 1 2.691 * [backup-simplify]: Simplify (/ 1 1) into 1 2.691 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.691 * [taylor]: Taking taylor expansion of y in x 2.691 * [backup-simplify]: Simplify y into y 2.691 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.691 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 2.691 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.691 * [taylor]: Taking taylor expansion of y in x 2.691 * [backup-simplify]: Simplify y into y 2.691 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.691 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.691 * [taylor]: Taking taylor expansion of x in x 2.691 * [backup-simplify]: Simplify 0 into 0 2.691 * [backup-simplify]: Simplify 1 into 1 2.692 * [backup-simplify]: Simplify (/ 1 1) into 1 2.692 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x 2.692 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x 2.692 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.692 * [taylor]: Taking taylor expansion of x in x 2.692 * [backup-simplify]: Simplify 0 into 0 2.692 * [backup-simplify]: Simplify 1 into 1 2.692 * [backup-simplify]: Simplify (/ 1 1) into 1 2.692 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.692 * [taylor]: Taking taylor expansion of y in x 2.692 * [backup-simplify]: Simplify y into y 2.692 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.692 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 2.692 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.692 * [taylor]: Taking taylor expansion of y in x 2.692 * [backup-simplify]: Simplify y into y 2.692 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.692 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.692 * [taylor]: Taking taylor expansion of x in x 2.692 * [backup-simplify]: Simplify 0 into 0 2.692 * [backup-simplify]: Simplify 1 into 1 2.693 * [backup-simplify]: Simplify (/ 1 1) into 1 2.693 * [backup-simplify]: Simplify (+ 1 0) into 1 2.693 * [backup-simplify]: Simplify (+ 0 1) into 1 2.693 * [backup-simplify]: Simplify (* 1 1) into 1 2.693 * [taylor]: Taking taylor expansion of 1 in y 2.693 * [backup-simplify]: Simplify 1 into 1 2.694 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.694 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 2.694 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.694 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y)) 2.694 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y)) 2.695 * [backup-simplify]: Simplify (+ (* 1 (/ 1 y)) (* (- (/ 1 y)) 1)) into 0 2.695 * [taylor]: Taking taylor expansion of 0 in y 2.698 * [backup-simplify]: Simplify 0 into 0 2.698 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 2.699 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.699 * [backup-simplify]: Simplify (+ 0 0) into 0 2.700 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.700 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 2.700 * [backup-simplify]: Simplify (- 0) into 0 2.700 * [backup-simplify]: Simplify (+ 0 0) into 0 2.701 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) (/ 1 y)) (* 0 1))) into (- (/ 1 (pow y 2))) 2.701 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 2.701 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 2.701 * [taylor]: Taking taylor expansion of (pow y 2) in y 2.701 * [taylor]: Taking taylor expansion of y in y 2.701 * [backup-simplify]: Simplify 0 into 0 2.701 * [backup-simplify]: Simplify 1 into 1 2.701 * [backup-simplify]: Simplify (* 1 1) into 1 2.701 * [backup-simplify]: Simplify (/ 1 1) into 1 2.702 * [backup-simplify]: Simplify (- 1) into -1 2.702 * [backup-simplify]: Simplify -1 into -1 2.702 * [backup-simplify]: Simplify 1 into 1 2.702 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.702 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.703 * [backup-simplify]: Simplify (+ 0 0) into 0 2.703 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.703 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.704 * [backup-simplify]: Simplify (- 0) into 0 2.704 * [backup-simplify]: Simplify (+ 0 0) into 0 2.704 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 (/ 1 y)) (* 0 1)))) into 0 2.705 * [taylor]: Taking taylor expansion of 0 in y 2.705 * [backup-simplify]: Simplify 0 into 0 2.705 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 2.705 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.706 * [backup-simplify]: Simplify (- 0) into 0 2.706 * [backup-simplify]: Simplify 0 into 0 2.706 * [backup-simplify]: Simplify 0 into 0 2.706 * [backup-simplify]: Simplify 0 into 0 2.706 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.706 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.707 * [backup-simplify]: Simplify (+ 0 0) into 0 2.707 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.707 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.707 * [backup-simplify]: Simplify (- 0) into 0 2.708 * [backup-simplify]: Simplify (+ 0 0) into 0 2.709 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 1))))) into 0 2.709 * [taylor]: Taking taylor expansion of 0 in y 2.709 * [backup-simplify]: Simplify 0 into 0 2.709 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 2.710 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.710 * [backup-simplify]: Simplify (- 0) into 0 2.710 * [backup-simplify]: Simplify 0 into 0 2.710 * [backup-simplify]: Simplify 0 into 0 2.710 * [backup-simplify]: Simplify 0 into 0 2.710 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (- (pow x 2) (pow y 2)) 2.710 * [backup-simplify]: Simplify (* (+ (/ 1 (- x)) (/ 1 (- y))) (- (/ 1 (- x)) (/ 1 (- y)))) into (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) 2.710 * [approximate]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in (x y) around 0 2.710 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 2.710 * [taylor]: Taking taylor expansion of -1 in y 2.711 * [backup-simplify]: Simplify -1 into -1 2.711 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 2.711 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 2.711 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.711 * [taylor]: Taking taylor expansion of y in y 2.711 * [backup-simplify]: Simplify 0 into 0 2.711 * [backup-simplify]: Simplify 1 into 1 2.711 * [backup-simplify]: Simplify (/ 1 1) into 1 2.711 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.711 * [taylor]: Taking taylor expansion of x in y 2.711 * [backup-simplify]: Simplify x into x 2.711 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.711 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 2.711 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.711 * [taylor]: Taking taylor expansion of y in y 2.711 * [backup-simplify]: Simplify 0 into 0 2.711 * [backup-simplify]: Simplify 1 into 1 2.711 * [backup-simplify]: Simplify (/ 1 1) into 1 2.711 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.711 * [taylor]: Taking taylor expansion of x in y 2.711 * [backup-simplify]: Simplify x into x 2.711 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.711 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x 2.711 * [taylor]: Taking taylor expansion of -1 in x 2.711 * [backup-simplify]: Simplify -1 into -1 2.711 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x 2.711 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 2.711 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.712 * [taylor]: Taking taylor expansion of y in x 2.712 * [backup-simplify]: Simplify y into y 2.712 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.712 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.712 * [taylor]: Taking taylor expansion of x in x 2.712 * [backup-simplify]: Simplify 0 into 0 2.712 * [backup-simplify]: Simplify 1 into 1 2.712 * [backup-simplify]: Simplify (/ 1 1) into 1 2.712 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x 2.712 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.712 * [taylor]: Taking taylor expansion of y in x 2.712 * [backup-simplify]: Simplify y into y 2.712 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.712 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.712 * [taylor]: Taking taylor expansion of x in x 2.712 * [backup-simplify]: Simplify 0 into 0 2.712 * [backup-simplify]: Simplify 1 into 1 2.712 * [backup-simplify]: Simplify (/ 1 1) into 1 2.712 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x 2.712 * [taylor]: Taking taylor expansion of -1 in x 2.712 * [backup-simplify]: Simplify -1 into -1 2.712 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x 2.712 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 2.712 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.712 * [taylor]: Taking taylor expansion of y in x 2.712 * [backup-simplify]: Simplify y into y 2.712 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.712 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.712 * [taylor]: Taking taylor expansion of x in x 2.712 * [backup-simplify]: Simplify 0 into 0 2.713 * [backup-simplify]: Simplify 1 into 1 2.713 * [backup-simplify]: Simplify (/ 1 1) into 1 2.713 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x 2.713 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.713 * [taylor]: Taking taylor expansion of y in x 2.713 * [backup-simplify]: Simplify y into y 2.713 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.713 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.713 * [taylor]: Taking taylor expansion of x in x 2.713 * [backup-simplify]: Simplify 0 into 0 2.713 * [backup-simplify]: Simplify 1 into 1 2.713 * [backup-simplify]: Simplify (/ 1 1) into 1 2.713 * [backup-simplify]: Simplify (+ 0 1) into 1 2.714 * [backup-simplify]: Simplify (- 1) into -1 2.714 * [backup-simplify]: Simplify (+ 0 -1) into -1 2.714 * [backup-simplify]: Simplify (* 1 -1) into -1 2.714 * [backup-simplify]: Simplify (* -1 -1) into 1 2.714 * [taylor]: Taking taylor expansion of 1 in y 2.715 * [backup-simplify]: Simplify 1 into 1 2.715 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.715 * [backup-simplify]: Simplify (- 0) into 0 2.715 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 2.716 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.716 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 2.716 * [backup-simplify]: Simplify (+ (* 1 (/ 1 y)) (* (/ 1 y) -1)) into 0 2.716 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 -1)) into 0 2.716 * [taylor]: Taking taylor expansion of 0 in y 2.716 * [backup-simplify]: Simplify 0 into 0 2.716 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 2.717 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.717 * [backup-simplify]: Simplify (- 0) into 0 2.717 * [backup-simplify]: Simplify (+ 0 0) into 0 2.717 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 2.718 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.718 * [backup-simplify]: Simplify (+ 0 0) into 0 2.719 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) (/ 1 y)) (* 0 -1))) into (/ 1 (pow y 2)) 2.719 * [backup-simplify]: Simplify (+ (* -1 (/ 1 (pow y 2))) (+ (* 0 0) (* 0 -1))) into (- (/ 1 (pow y 2))) 2.719 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 2.719 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 2.719 * [taylor]: Taking taylor expansion of (pow y 2) in y 2.719 * [taylor]: Taking taylor expansion of y in y 2.719 * [backup-simplify]: Simplify 0 into 0 2.719 * [backup-simplify]: Simplify 1 into 1 2.720 * [backup-simplify]: Simplify (* 1 1) into 1 2.720 * [backup-simplify]: Simplify (/ 1 1) into 1 2.720 * [backup-simplify]: Simplify (- 1) into -1 2.720 * [backup-simplify]: Simplify -1 into -1 2.720 * [backup-simplify]: Simplify 1 into 1 2.720 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.721 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.721 * [backup-simplify]: Simplify (- 0) into 0 2.721 * [backup-simplify]: Simplify (+ 0 0) into 0 2.722 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.722 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.722 * [backup-simplify]: Simplify (+ 0 0) into 0 2.723 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0 2.724 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ 1 (pow y 2))) (+ (* 0 0) (* 0 -1)))) into 0 2.724 * [taylor]: Taking taylor expansion of 0 in y 2.724 * [backup-simplify]: Simplify 0 into 0 2.725 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 2.726 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.726 * [backup-simplify]: Simplify (- 0) into 0 2.726 * [backup-simplify]: Simplify 0 into 0 2.726 * [backup-simplify]: Simplify 0 into 0 2.726 * [backup-simplify]: Simplify 0 into 0 2.726 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.727 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.728 * [backup-simplify]: Simplify (- 0) into 0 2.728 * [backup-simplify]: Simplify (+ 0 0) into 0 2.728 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 2.729 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.729 * [backup-simplify]: Simplify (+ 0 0) into 0 2.731 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1))))) into 0 2.732 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ 1 (pow y 2))) (+ (* 0 0) (* 0 -1))))) into 0 2.732 * [taylor]: Taking taylor expansion of 0 in y 2.732 * [backup-simplify]: Simplify 0 into 0 2.733 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 2.734 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.735 * [backup-simplify]: Simplify (- 0) into 0 2.735 * [backup-simplify]: Simplify 0 into 0 2.735 * [backup-simplify]: Simplify 0 into 0 2.735 * [backup-simplify]: Simplify 0 into 0 2.735 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (- (pow x 2) (pow y 2)) 2.735 * * * [progress]: simplifying candidates 2.736 * [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)) 2.738 * * [simplify]: Extracting # 0 : cost 0 2.738 * * [simplify]: Extracting # 1 : cost 0 2.738 * * [simplify]: Extracting # 2 : cost 0 2.738 * * [simplify]: Extracting # 3 : cost 0 2.738 * * [simplify]: Extracting # 4 : cost 0 2.738 * * [simplify]: Extracting # 5 : cost 0 2.739 * * [simplify]: Extracting # 6 : cost 0 2.739 * * [simplify]: iteration 0 : 70 enodes (cost 436 ) 2.769 * * [simplify]: Extracting # 0 : cost 0 2.769 * * [simplify]: Extracting # 1 : cost 0 2.770 * * [simplify]: Extracting # 2 : cost 0 2.770 * * [simplify]: Extracting # 3 : cost 0 2.771 * * [simplify]: Extracting # 4 : cost 0 2.771 * * [simplify]: iteration 1 : 213 enodes (cost 423 ) 2.912 * * [simplify]: Extracting # 0 : cost 0 2.915 * * [simplify]: Extracting # 1 : cost 0 2.920 * * [simplify]: Extracting # 2 : cost 0 2.923 * * [simplify]: Extracting # 3 : cost 0 2.927 * * [simplify]: Extracting # 4 : cost 0 2.931 * * [simplify]: iteration 2 : 1542 enodes (cost 397 ) 3.692 * * [simplify]: Extracting # 0 : cost 0 3.708 * * [simplify]: Extracting # 1 : cost 0 3.721 * * [simplify]: Extracting # 2 : cost 0 3.734 * * [simplify]: Extracting # 3 : cost 0 3.753 * * [simplify]: Extracting # 4 : cost 0 3.767 * * [simplify]: iteration done: 5002 enodes (cost 395 ) 3.767 * [simplify]: Simplified to: (* (- x y) (+ x y)) (log (* (+ x y) (- x y))) (log (* (+ x y) (- x y))) (exp (* (+ x y) (- x y))) (pow (- (* x x) (* y y)) 3) (* (cbrt (* (+ x y) (- x y))) (cbrt (* (+ x y) (- x y)))) (cbrt (* (+ x y) (- x y))) (pow (- (* x x) (* y y)) 3) (sqrt (* (+ x y) (- x y))) (sqrt (* (+ x y) (- x y))) (* (+ (pow x 3) (pow y 3)) (- (pow x 3) (pow y 3))) (* (+ (* y (- y x)) (* x x)) (+ (* y (+ x y)) (* x x))) (* (+ (pow x 3) (pow y 3)) (- (* x x) (* y y))) (* (+ (* y (- y x)) (* x x)) (+ x y)) (* (- (* x x) (* y y)) (- (pow x 3) (pow y 3))) (* (+ (* y (+ x y)) (* x x)) (- 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 (+ x y)) (* (- y) (+ x y)) (* x (+ x y)) (* (- y) (+ x y)) (* x (+ x y)) (* (- y) (+ x y)) (* x (+ x y)) (* (- y) (+ x y)) (* (* (cbrt (- x y)) (cbrt (- x y))) (+ x y)) (* (sqrt (- x y)) (+ x y)) (+ y x) (* (+ (sqrt x) (sqrt y)) (+ x y)) (+ y x) (* (cbrt (+ x y)) (- x y)) (* (sqrt (+ x y)) (- x y)) (* (- x y) (+ x y)) (* (- x y) (+ x y)) (* (- (pow x 3) (pow y 3)) (+ x y)) (* (- (* x x) (* y y)) (+ x y)) (* (+ (pow x 3) (pow y 3)) (- x y)) (* (+ y x) (* (- x y) (- x y))) (* (- x y) (+ x y)) (* (- x y) (+ x y)) (* (- x y) (+ x y)) 3.768 * * * [progress]: adding candidates to table 3.872 * * [progress]: iteration 2 / 4 3.872 * * * [progress]: picking best candidate 3.873 * * * * [pick]: Picked # 3.873 * * * [progress]: localizing error 3.878 * * * [progress]: generating rewritten candidates 3.878 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 3.888 * * * [progress]: generating series expansions 3.888 * * * * [progress]: [ 1 / 1 ] generating series at (2) 3.888 * [backup-simplify]: Simplify (- (* x x) (* y y)) into (- (pow x 2) (pow y 2)) 3.888 * [approximate]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in (x y) around 0 3.888 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in y 3.888 * [taylor]: Taking taylor expansion of (pow x 2) in y 3.888 * [taylor]: Taking taylor expansion of x in y 3.888 * [backup-simplify]: Simplify x into x 3.888 * [taylor]: Taking taylor expansion of (pow y 2) in y 3.888 * [taylor]: Taking taylor expansion of y in y 3.888 * [backup-simplify]: Simplify 0 into 0 3.888 * [backup-simplify]: Simplify 1 into 1 3.888 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 3.888 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.888 * [taylor]: Taking taylor expansion of x in x 3.888 * [backup-simplify]: Simplify 0 into 0 3.888 * [backup-simplify]: Simplify 1 into 1 3.888 * [taylor]: Taking taylor expansion of (pow y 2) in x 3.888 * [taylor]: Taking taylor expansion of y in x 3.888 * [backup-simplify]: Simplify y into y 3.888 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 3.888 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.888 * [taylor]: Taking taylor expansion of x in x 3.889 * [backup-simplify]: Simplify 0 into 0 3.889 * [backup-simplify]: Simplify 1 into 1 3.889 * [taylor]: Taking taylor expansion of (pow y 2) in x 3.889 * [taylor]: Taking taylor expansion of y in x 3.889 * [backup-simplify]: Simplify y into y 3.889 * [backup-simplify]: Simplify (* y y) into (pow y 2) 3.889 * [backup-simplify]: Simplify (- (pow y 2)) into (- (pow y 2)) 3.889 * [backup-simplify]: Simplify (+ 0 (- (pow y 2))) into (- (pow y 2)) 3.889 * [taylor]: Taking taylor expansion of (- (pow y 2)) in y 3.889 * [taylor]: Taking taylor expansion of (pow y 2) in y 3.889 * [taylor]: Taking taylor expansion of y in y 3.889 * [backup-simplify]: Simplify 0 into 0 3.889 * [backup-simplify]: Simplify 1 into 1 3.889 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 3.889 * [backup-simplify]: Simplify (- 0) into 0 3.890 * [backup-simplify]: Simplify (+ 0 0) into 0 3.890 * [taylor]: Taking taylor expansion of 0 in y 3.890 * [backup-simplify]: Simplify 0 into 0 3.890 * [backup-simplify]: Simplify 0 into 0 3.890 * [backup-simplify]: Simplify (* 1 1) into 1 3.890 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 3.891 * [backup-simplify]: Simplify (- 0) into 0 3.891 * [backup-simplify]: Simplify (+ 1 0) into 1 3.891 * [taylor]: Taking taylor expansion of 1 in y 3.891 * [backup-simplify]: Simplify 1 into 1 3.891 * [backup-simplify]: Simplify 1 into 1 3.891 * [backup-simplify]: Simplify 0 into 0 3.891 * [backup-simplify]: Simplify (* 1 1) into 1 3.891 * [backup-simplify]: Simplify (- 1) into -1 3.891 * [backup-simplify]: Simplify -1 into -1 3.892 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.892 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0 3.893 * [backup-simplify]: Simplify (- 0) 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 3.893 * [backup-simplify]: Simplify 0 into 0 3.893 * [backup-simplify]: Simplify 0 into 0 3.893 * [backup-simplify]: Simplify 0 into 0 3.893 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.894 * [backup-simplify]: Simplify (- 0) into 0 3.894 * [backup-simplify]: Simplify 0 into 0 3.894 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.895 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 3.895 * [backup-simplify]: Simplify (- 0) into 0 3.896 * [backup-simplify]: Simplify (+ 0 0) into 0 3.896 * [taylor]: Taking taylor expansion of 0 in y 3.896 * [backup-simplify]: Simplify 0 into 0 3.896 * [backup-simplify]: Simplify 0 into 0 3.896 * [backup-simplify]: Simplify 0 into 0 3.896 * [backup-simplify]: Simplify (+ (* -1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (pow y 2)) 3.897 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 x)) (* (/ 1 y) (/ 1 y))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 3.897 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 3.897 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 3.897 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 3.897 * [taylor]: Taking taylor expansion of (pow x 2) in y 3.897 * [taylor]: Taking taylor expansion of x in y 3.897 * [backup-simplify]: Simplify x into x 3.897 * [backup-simplify]: Simplify (* x x) into (pow x 2) 3.897 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 3.897 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 3.897 * [taylor]: Taking taylor expansion of (pow y 2) 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 3.898 * [backup-simplify]: Simplify (* 1 1) into 1 3.898 * [backup-simplify]: Simplify (/ 1 1) into 1 3.898 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 3.898 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.898 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.898 * [taylor]: Taking taylor expansion of x in x 3.898 * [backup-simplify]: Simplify 0 into 0 3.898 * [backup-simplify]: Simplify 1 into 1 3.899 * [backup-simplify]: Simplify (* 1 1) into 1 3.899 * [backup-simplify]: Simplify (/ 1 1) into 1 3.899 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 3.899 * [taylor]: Taking taylor expansion of (pow y 2) in x 3.899 * [taylor]: Taking taylor expansion of y in x 3.899 * [backup-simplify]: Simplify y into y 3.899 * [backup-simplify]: Simplify (* y y) into (pow y 2) 3.899 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 3.899 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 3.899 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.899 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.899 * [taylor]: Taking taylor expansion of x in x 3.900 * [backup-simplify]: Simplify 0 into 0 3.900 * [backup-simplify]: Simplify 1 into 1 3.900 * [backup-simplify]: Simplify (* 1 1) into 1 3.900 * [backup-simplify]: Simplify (/ 1 1) into 1 3.900 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 3.900 * [taylor]: Taking taylor expansion of (pow y 2) in x 3.900 * [taylor]: Taking taylor expansion of y in x 3.901 * [backup-simplify]: Simplify y into y 3.901 * [backup-simplify]: Simplify (* y y) into (pow y 2) 3.901 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 3.901 * [backup-simplify]: Simplify (+ 1 0) into 1 3.901 * [taylor]: Taking taylor expansion of 1 in y 3.901 * [backup-simplify]: Simplify 1 into 1 3.902 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.903 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.903 * [backup-simplify]: Simplify (+ 0 0) into 0 3.903 * [taylor]: Taking taylor expansion of 0 in y 3.903 * [backup-simplify]: Simplify 0 into 0 3.904 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.905 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.905 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 3.906 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 3.906 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 3.906 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 3.906 * [taylor]: Taking taylor expansion of (pow y 2) in y 3.906 * [taylor]: Taking taylor expansion of y in y 3.906 * [backup-simplify]: Simplify 0 into 0 3.906 * [backup-simplify]: Simplify 1 into 1 3.906 * [backup-simplify]: Simplify (* 1 1) into 1 3.907 * [backup-simplify]: Simplify (/ 1 1) into 1 3.907 * [backup-simplify]: Simplify (- 1) into -1 3.907 * [backup-simplify]: Simplify -1 into -1 3.907 * [backup-simplify]: Simplify 1 into 1 3.908 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 3.909 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.909 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 3.910 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 3.910 * [backup-simplify]: Simplify (- 0) into 0 3.910 * [backup-simplify]: Simplify (+ 0 0) into 0 3.910 * [taylor]: Taking taylor expansion of 0 in y 3.911 * [backup-simplify]: Simplify 0 into 0 3.911 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.912 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.912 * [backup-simplify]: Simplify (- 0) into 0 3.912 * [backup-simplify]: Simplify 0 into 0 3.912 * [backup-simplify]: Simplify 0 into 0 3.913 * [backup-simplify]: Simplify 0 into 0 3.914 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 3.915 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.915 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 3.916 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 3.916 * [backup-simplify]: Simplify (- 0) into 0 3.916 * [backup-simplify]: Simplify (+ 0 0) into 0 3.917 * [taylor]: Taking taylor expansion of 0 in y 3.917 * [backup-simplify]: Simplify 0 into 0 3.917 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.918 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.919 * [backup-simplify]: Simplify (- 0) into 0 3.919 * [backup-simplify]: Simplify 0 into 0 3.919 * [backup-simplify]: Simplify 0 into 0 3.919 * [backup-simplify]: Simplify 0 into 0 3.919 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (- (pow x 2) (pow y 2)) 3.920 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- y)) (/ 1 (- y)))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 3.920 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 3.920 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 3.920 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 3.920 * [taylor]: Taking taylor expansion of (pow x 2) in y 3.920 * [taylor]: Taking taylor expansion of x in y 3.920 * [backup-simplify]: Simplify x into x 3.920 * [backup-simplify]: Simplify (* x x) into (pow x 2) 3.920 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 3.920 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 3.920 * [taylor]: Taking taylor expansion of (pow y 2) in y 3.920 * [taylor]: Taking taylor expansion of y in y 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 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 3.921 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.921 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.921 * [taylor]: Taking taylor expansion of x in x 3.921 * [backup-simplify]: Simplify 0 into 0 3.921 * [backup-simplify]: Simplify 1 into 1 3.925 * [backup-simplify]: Simplify (* 1 1) into 1 3.926 * [backup-simplify]: Simplify (/ 1 1) into 1 3.926 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 3.926 * [taylor]: Taking taylor expansion of (pow y 2) in x 3.926 * [taylor]: Taking taylor expansion of y in x 3.926 * [backup-simplify]: Simplify y into y 3.926 * [backup-simplify]: Simplify (* y y) into (pow y 2) 3.926 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 3.926 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 3.926 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.926 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.926 * [taylor]: Taking taylor expansion of x in x 3.926 * [backup-simplify]: Simplify 0 into 0 3.926 * [backup-simplify]: Simplify 1 into 1 3.926 * [backup-simplify]: Simplify (* 1 1) into 1 3.927 * [backup-simplify]: Simplify (/ 1 1) into 1 3.927 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 3.927 * [taylor]: Taking taylor expansion of (pow y 2) in x 3.927 * [taylor]: Taking taylor expansion of y in x 3.927 * [backup-simplify]: Simplify y into y 3.927 * [backup-simplify]: Simplify (* y y) into (pow y 2) 3.927 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 3.927 * [backup-simplify]: Simplify (+ 1 0) into 1 3.927 * [taylor]: Taking taylor expansion of 1 in y 3.927 * [backup-simplify]: Simplify 1 into 1 3.928 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.928 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.928 * [backup-simplify]: Simplify (+ 0 0) into 0 3.929 * [taylor]: Taking taylor expansion of 0 in y 3.929 * [backup-simplify]: Simplify 0 into 0 3.929 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.930 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.930 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 3.930 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 3.930 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 3.930 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 3.930 * [taylor]: Taking taylor expansion of (pow y 2) in y 3.930 * [taylor]: Taking taylor expansion of y in y 3.930 * [backup-simplify]: Simplify 0 into 0 3.930 * [backup-simplify]: Simplify 1 into 1 3.930 * [backup-simplify]: Simplify (* 1 1) into 1 3.930 * [backup-simplify]: Simplify (/ 1 1) into 1 3.931 * [backup-simplify]: Simplify (- 1) into -1 3.931 * [backup-simplify]: Simplify -1 into -1 3.931 * [backup-simplify]: Simplify 1 into 1 3.932 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 3.932 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.932 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 3.932 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 3.933 * [backup-simplify]: Simplify (- 0) into 0 3.933 * [backup-simplify]: Simplify (+ 0 0) into 0 3.933 * [taylor]: Taking taylor expansion of 0 in y 3.933 * [backup-simplify]: Simplify 0 into 0 3.933 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.934 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.934 * [backup-simplify]: Simplify (- 0) into 0 3.934 * [backup-simplify]: Simplify 0 into 0 3.934 * [backup-simplify]: Simplify 0 into 0 3.934 * [backup-simplify]: Simplify 0 into 0 3.935 * [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 3.936 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 3.936 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 3.936 * [backup-simplify]: Simplify (- 0) into 0 3.936 * [backup-simplify]: Simplify (+ 0 0) into 0 3.936 * [taylor]: Taking taylor expansion of 0 in y 3.936 * [backup-simplify]: Simplify 0 into 0 3.937 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.937 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.938 * [backup-simplify]: Simplify (- 0) into 0 3.938 * [backup-simplify]: Simplify 0 into 0 3.938 * [backup-simplify]: Simplify 0 into 0 3.938 * [backup-simplify]: Simplify 0 into 0 3.938 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (- (pow x 2) (pow y 2)) 3.938 * * * [progress]: simplifying candidates 3.938 * [simplify]: Simplifying: (/ (exp (* x x)) (exp (* y y))) (log (- (* x x) (* y y))) (exp (- (* x x) (* y y))) (* (cbrt (- (* x x) (* y y))) (cbrt (- (* x x) (* y y)))) (cbrt (- (* x x) (* y y))) (* (* (- (* x x) (* y y)) (- (* x x) (* y y))) (- (* x x) (* y y))) (sqrt (- (* x x) (* y y))) (sqrt (- (* x x) (* y y))) (- (pow (* x x) 3) (pow (* y y) 3)) (+ (* (* x x) (* x x)) (+ (* (* y y) (* y y)) (* (* x x) (* y y)))) (- (* y y)) (- (* (* x x) (* x x)) (* (* y y) (* y y))) (+ (* x x) (* y y)) (+ x y) (- x y) (- (* y y)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) 3.939 * * [simplify]: Extracting # 0 : cost 0 3.939 * * [simplify]: Extracting # 1 : cost 0 3.939 * * [simplify]: Extracting # 2 : cost 0 3.939 * * [simplify]: Extracting # 3 : cost 0 3.939 * * [simplify]: Extracting # 4 : cost 0 3.939 * * [simplify]: Extracting # 5 : cost 0 3.939 * * [simplify]: iteration 0 : 33 enodes (cost 180 ) 3.946 * * [simplify]: Extracting # 0 : cost 0 3.947 * * [simplify]: Extracting # 1 : cost 0 3.947 * * [simplify]: Extracting # 2 : cost 0 3.947 * * [simplify]: Extracting # 3 : cost 0 3.947 * * [simplify]: Extracting # 4 : cost 0 3.947 * * [simplify]: iteration 1 : 111 enodes (cost 175 ) 4.003 * * [simplify]: Extracting # 0 : cost 0 4.004 * * [simplify]: Extracting # 1 : cost 0 4.005 * * [simplify]: Extracting # 2 : cost 0 4.006 * * [simplify]: Extracting # 3 : cost 0 4.011 * * [simplify]: Extracting # 4 : cost 0 4.012 * * [simplify]: iteration 2 : 583 enodes (cost 145 ) 5.135 * * [simplify]: Extracting # 0 : cost 0 5.143 * * [simplify]: Extracting # 1 : cost 0 5.150 * * [simplify]: Extracting # 2 : cost 0 5.156 * * [simplify]: Extracting # 3 : cost 0 5.162 * * [simplify]: Extracting # 4 : cost 0 5.173 * * [simplify]: iteration 3 : 4978 enodes (cost 145 ) 8.690 * * [simplify]: Extracting # 0 : cost 0 8.696 * * [simplify]: Extracting # 1 : cost 0 8.702 * * [simplify]: Extracting # 2 : cost 0 8.710 * * [simplify]: iteration done: 5000 enodes (cost 145 ) 8.710 * [simplify]: Simplified to: (exp (- (* x x) (* y y))) (log (- (* x x) (* y y))) (exp (- (* x x) (* y y))) (* (cbrt (- (* x x) (* y y))) (cbrt (- (* x x) (* y y)))) (cbrt (- (* x x) (* y y))) (pow (- (* x x) (* y y)) 3) (sqrt (- (* x x) (* y y))) (sqrt (- (* x x) (* y y))) (- (pow x 6) (pow y 6)) (+ (* (* y y) (+ (* y y) (* x x))) (pow x 4)) (- (* y y)) (- (pow x 4) (pow y 4)) (+ (* y y) (* x x)) (+ x y) (- x y) (- (* y y)) (- (* x x) (* y y)) (- (* x x) (* y y)) (- (* x x) (* y y)) 8.710 * * * [progress]: adding candidates to table 8.746 * [progress]: [Phase 3 of 3] Extracting. 8.746 * * [regime]: Finding splitpoints for: (# #) 8.746 * * * [regime-changes]: Trying 3 branch expressions: ((* (+ x y) (- x y)) y x) 8.746 * * * * [regimes]: Trying to branch on (* (+ x y) (- x y)) from (# #) 8.764 * * * * [regimes]: Trying to branch on y from (# #) 8.784 * * * * [regimes]: Trying to branch on x from (# #) 8.799 * * * [regime]: Found split indices: #