38.518 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.026 * [progress]: [Phase 2 of 3] Improving. 0.026 * [simplify]: Simplifying: (- (* x x) (* y y)) 0.026 * * [simplify]: Extracting # 0 : cost 0 0.026 * * [simplify]: Extracting # 1 : cost 0 0.026 * * [simplify]: Extracting # 2 : cost 0 0.026 * * [simplify]: Extracting # 3 : cost 0 0.026 * * [simplify]: Extracting # 4 : cost 0 0.026 * * [simplify]: iteration 0 : 5 enodes (cost 7 ) 0.027 * * [simplify]: Extracting # 0 : cost 0 0.027 * * [simplify]: Extracting # 1 : cost 0 0.027 * * [simplify]: Extracting # 2 : cost 0 0.027 * * [simplify]: iteration 1 : 10 enodes (cost 7 ) 0.029 * * [simplify]: Extracting # 0 : cost 0 0.029 * * [simplify]: Extracting # 1 : cost 0 0.029 * * [simplify]: Extracting # 2 : cost 0 0.029 * * [simplify]: iteration 2 : 17 enodes (cost 7 ) 0.031 * * [simplify]: Extracting # 0 : cost 0 0.031 * * [simplify]: Extracting # 1 : cost 0 0.031 * * [simplify]: Extracting # 2 : cost 0 0.032 * * [simplify]: iteration 3 : 32 enodes (cost 7 ) 0.038 * * [simplify]: Extracting # 0 : cost 0 0.038 * * [simplify]: Extracting # 1 : cost 0 0.038 * * [simplify]: Extracting # 2 : cost 0 0.038 * * [simplify]: iteration 4 : 58 enodes (cost 7 ) 0.052 * * [simplify]: Extracting # 0 : cost 0 0.052 * * [simplify]: Extracting # 1 : cost 0 0.052 * * [simplify]: Extracting # 2 : cost 0 0.052 * * [simplify]: iteration 5 : 129 enodes (cost 7 ) 0.101 * * [simplify]: Extracting # 0 : cost 0 0.101 * * [simplify]: Extracting # 1 : cost 0 0.101 * * [simplify]: Extracting # 2 : cost 0 0.101 * * [simplify]: Extracting # 3 : cost 0 0.102 * * [simplify]: iteration 6 : 278 enodes (cost 7 ) 0.209 * * [simplify]: Extracting # 0 : cost 0 0.210 * * [simplify]: Extracting # 1 : cost 0 0.211 * * [simplify]: Extracting # 2 : cost 0 0.211 * * [simplify]: Extracting # 3 : cost 0 0.212 * * [simplify]: iteration 7 : 705 enodes (cost 7 ) 1.074 * * [simplify]: Extracting # 0 : cost 0 1.078 * * [simplify]: Extracting # 1 : cost 0 1.081 * * [simplify]: Extracting # 2 : cost 0 1.083 * * [simplify]: Extracting # 3 : cost 0 1.085 * * [simplify]: Extracting # 4 : cost 0 1.087 * * [simplify]: iteration 8 : 3149 enodes (cost 7 ) 2.856 * * [simplify]: Extracting # 0 : cost 0 2.879 * * [simplify]: Extracting # 1 : cost 0 2.884 * * [simplify]: Extracting # 2 : cost 0 2.896 * * [simplify]: Extracting # 3 : cost 0 2.901 * * [simplify]: Extracting # 4 : cost 0 2.906 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 2.906 * [simplify]: Simplified to: (* (+ y x) (- x y)) 2.911 * * [progress]: iteration 1 / 4 2.911 * * * [progress]: picking best candidate 2.918 * * * * [pick]: Picked # 2.918 * * * [progress]: localizing error 2.928 * * * [progress]: generating rewritten candidates 2.928 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 2.975 * * * [progress]: generating series expansions 2.975 * * * * [progress]: [ 1 / 1 ] generating series at (2) 2.975 * [backup-simplify]: Simplify (* (+ y x) (- x y)) into (* (+ x y) (- x y)) 2.975 * [approximate]: Taking taylor expansion of (* (+ x y) (- x y)) in (y x) around 0 2.975 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x 2.975 * [taylor]: Taking taylor expansion of (+ x y) in x 2.975 * [taylor]: Taking taylor expansion of x in x 2.975 * [backup-simplify]: Simplify 0 into 0 2.975 * [backup-simplify]: Simplify 1 into 1 2.975 * [taylor]: Taking taylor expansion of y in x 2.975 * [backup-simplify]: Simplify y into y 2.975 * [taylor]: Taking taylor expansion of (- x y) in x 2.975 * [taylor]: Taking taylor expansion of x in x 2.975 * [backup-simplify]: Simplify 0 into 0 2.975 * [backup-simplify]: Simplify 1 into 1 2.975 * [taylor]: Taking taylor expansion of y in x 2.975 * [backup-simplify]: Simplify y into y 2.975 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 2.975 * [taylor]: Taking taylor expansion of (+ x y) in y 2.975 * [taylor]: Taking taylor expansion of x in y 2.975 * [backup-simplify]: Simplify x into x 2.975 * [taylor]: Taking taylor expansion of y in y 2.975 * [backup-simplify]: Simplify 0 into 0 2.975 * [backup-simplify]: Simplify 1 into 1 2.975 * [taylor]: Taking taylor expansion of (- x y) in y 2.975 * [taylor]: Taking taylor expansion of x in y 2.975 * [backup-simplify]: Simplify x into x 2.975 * [taylor]: Taking taylor expansion of y in y 2.975 * [backup-simplify]: Simplify 0 into 0 2.975 * [backup-simplify]: Simplify 1 into 1 2.975 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 2.975 * [taylor]: Taking taylor expansion of (+ x y) in y 2.975 * [taylor]: Taking taylor expansion of x in y 2.975 * [backup-simplify]: Simplify x into x 2.975 * [taylor]: Taking taylor expansion of y in y 2.975 * [backup-simplify]: Simplify 0 into 0 2.975 * [backup-simplify]: Simplify 1 into 1 2.975 * [taylor]: Taking taylor expansion of (- x y) in y 2.975 * [taylor]: Taking taylor expansion of x in y 2.976 * [backup-simplify]: Simplify x into x 2.976 * [taylor]: Taking taylor expansion of y in y 2.976 * [backup-simplify]: Simplify 0 into 0 2.976 * [backup-simplify]: Simplify 1 into 1 2.976 * [backup-simplify]: Simplify (+ x 0) into x 2.976 * [backup-simplify]: Simplify (- 0) into 0 2.976 * [backup-simplify]: Simplify (+ x 0) into x 2.976 * [backup-simplify]: Simplify (* x x) into (pow x 2) 2.976 * [taylor]: Taking taylor expansion of (pow x 2) in x 2.976 * [taylor]: Taking taylor expansion of x in x 2.976 * [backup-simplify]: Simplify 0 into 0 2.976 * [backup-simplify]: Simplify 1 into 1 2.976 * [backup-simplify]: Simplify (- 1) into -1 2.977 * [backup-simplify]: Simplify (+ 0 -1) into -1 2.977 * [backup-simplify]: Simplify (+ 0 1) into 1 2.977 * [backup-simplify]: Simplify (+ (* x -1) (* 1 x)) into 0 2.977 * [taylor]: Taking taylor expansion of 0 in x 2.977 * [backup-simplify]: Simplify 0 into 0 2.977 * [backup-simplify]: Simplify 0 into 0 2.977 * [backup-simplify]: Simplify (- 0) into 0 2.978 * [backup-simplify]: Simplify (+ 0 0) into 0 2.978 * [backup-simplify]: Simplify (+ 0 0) into 0 2.978 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 -1) (* 0 x))) into (- 1) 2.978 * [taylor]: Taking taylor expansion of (- 1) in x 2.978 * [taylor]: Taking taylor expansion of 1 in x 2.978 * [backup-simplify]: Simplify 1 into 1 2.978 * [backup-simplify]: Simplify (- 1) into -1 2.979 * [backup-simplify]: Simplify -1 into -1 2.979 * [backup-simplify]: Simplify 0 into 0 2.979 * [backup-simplify]: Simplify (* 1 1) into 1 2.979 * [backup-simplify]: Simplify 1 into 1 2.983 * [backup-simplify]: Simplify (- 0) into 0 2.983 * [backup-simplify]: Simplify (+ 0 0) into 0 2.983 * [backup-simplify]: Simplify (+ 0 0) into 0 2.984 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 0) (+ (* 0 -1) (* 0 x)))) into 0 2.984 * [taylor]: Taking taylor expansion of 0 in x 2.984 * [backup-simplify]: Simplify 0 into 0 2.984 * [backup-simplify]: Simplify 0 into 0 2.984 * [backup-simplify]: Simplify (- 0) into 0 2.984 * [backup-simplify]: Simplify 0 into 0 2.984 * [backup-simplify]: Simplify 0 into 0 2.985 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 2.985 * [backup-simplify]: Simplify 0 into 0 2.985 * [backup-simplify]: Simplify (- 0) into 0 2.986 * [backup-simplify]: Simplify (+ 0 0) into 0 2.986 * [backup-simplify]: Simplify (+ 0 0) into 0 2.987 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 -1) (* 0 x))))) into 0 2.987 * [taylor]: Taking taylor expansion of 0 in x 2.987 * [backup-simplify]: Simplify 0 into 0 2.987 * [backup-simplify]: Simplify 0 into 0 2.987 * [backup-simplify]: Simplify 0 into 0 2.987 * [backup-simplify]: Simplify (+ (* 1 (pow (* x 1) 2)) (* -1 (pow (* 1 y) 2))) into (- (pow x 2) (pow y 2)) 2.988 * [backup-simplify]: Simplify (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) into (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) 2.988 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in (y x) around 0 2.988 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x 2.988 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x 2.988 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.988 * [taylor]: Taking taylor expansion of x in x 2.988 * [backup-simplify]: Simplify 0 into 0 2.988 * [backup-simplify]: Simplify 1 into 1 2.988 * [backup-simplify]: Simplify (/ 1 1) into 1 2.988 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.988 * [taylor]: Taking taylor expansion of y in x 2.988 * [backup-simplify]: Simplify y into y 2.988 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.988 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 2.989 * [taylor]: Taking taylor expansion of (/ 1 y) in x 2.989 * [taylor]: Taking taylor expansion of y in x 2.989 * [backup-simplify]: Simplify y into y 2.989 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 2.989 * [taylor]: Taking taylor expansion of (/ 1 x) in x 2.989 * [taylor]: Taking taylor expansion of x in x 2.989 * [backup-simplify]: Simplify 0 into 0 2.989 * [backup-simplify]: Simplify 1 into 1 2.989 * [backup-simplify]: Simplify (/ 1 1) into 1 2.989 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 2.989 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 2.990 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.990 * [taylor]: Taking taylor expansion of x in y 2.990 * [backup-simplify]: Simplify x into x 2.990 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.990 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.990 * [taylor]: Taking taylor expansion of y in y 2.990 * [backup-simplify]: Simplify 0 into 0 2.990 * [backup-simplify]: Simplify 1 into 1 2.990 * [backup-simplify]: Simplify (/ 1 1) into 1 2.990 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 2.990 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.990 * [taylor]: Taking taylor expansion of y in y 2.990 * [backup-simplify]: Simplify 0 into 0 2.990 * [backup-simplify]: Simplify 1 into 1 2.991 * [backup-simplify]: Simplify (/ 1 1) into 1 2.991 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.991 * [taylor]: Taking taylor expansion of x in y 2.991 * [backup-simplify]: Simplify x into x 2.991 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.991 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 2.991 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 2.991 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.991 * [taylor]: Taking taylor expansion of x in y 2.991 * [backup-simplify]: Simplify x into x 2.991 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.991 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.991 * [taylor]: Taking taylor expansion of y in y 2.991 * [backup-simplify]: Simplify 0 into 0 2.991 * [backup-simplify]: Simplify 1 into 1 2.991 * [backup-simplify]: Simplify (/ 1 1) into 1 2.991 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 2.991 * [taylor]: Taking taylor expansion of (/ 1 y) in y 2.991 * [taylor]: Taking taylor expansion of y in y 2.991 * [backup-simplify]: Simplify 0 into 0 2.991 * [backup-simplify]: Simplify 1 into 1 2.992 * [backup-simplify]: Simplify (/ 1 1) into 1 2.992 * [taylor]: Taking taylor expansion of (/ 1 x) in y 2.992 * [taylor]: Taking taylor expansion of x in y 2.992 * [backup-simplify]: Simplify x into x 2.992 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 2.992 * [backup-simplify]: Simplify (- 1) into -1 2.993 * [backup-simplify]: Simplify (+ 0 -1) into -1 2.993 * [backup-simplify]: Simplify (+ 1 0) into 1 2.993 * [backup-simplify]: Simplify (* -1 1) into -1 2.993 * [taylor]: Taking taylor expansion of -1 in x 2.993 * [backup-simplify]: Simplify -1 into -1 2.994 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.994 * [backup-simplify]: Simplify (+ 0 (/ 1 x)) into (/ 1 x) 2.995 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 2.995 * [backup-simplify]: Simplify (- 0) into 0 2.995 * [backup-simplify]: Simplify (+ (/ 1 x) 0) into (/ 1 x) 2.995 * [backup-simplify]: Simplify (+ (* -1 (/ 1 x)) (* (/ 1 x) 1)) into 0 2.995 * [taylor]: Taking taylor expansion of 0 in x 2.995 * [backup-simplify]: Simplify 0 into 0 2.996 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.996 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 2.997 * [backup-simplify]: Simplify (+ 0 0) into 0 2.997 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 2.998 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 2.998 * [backup-simplify]: Simplify (- 0) into 0 2.998 * [backup-simplify]: Simplify (+ 0 0) into 0 2.999 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) (/ 1 x)) (* 0 1))) into (/ 1 (pow x 2)) 2.999 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 2.999 * [taylor]: Taking taylor expansion of (pow x 2) in x 2.999 * [taylor]: Taking taylor expansion of x in x 2.999 * [backup-simplify]: Simplify 0 into 0 2.999 * [backup-simplify]: Simplify 1 into 1 3.000 * [backup-simplify]: Simplify (* 1 1) into 1 3.000 * [backup-simplify]: Simplify (/ 1 1) into 1 3.000 * [backup-simplify]: Simplify 1 into 1 3.000 * [backup-simplify]: Simplify -1 into -1 3.001 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.001 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.001 * [backup-simplify]: Simplify (+ 0 0) into 0 3.002 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.002 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.003 * [backup-simplify]: Simplify (- 0) into 0 3.003 * [backup-simplify]: Simplify (+ 0 0) into 0 3.004 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (+ (* 0 (/ 1 x)) (* 0 1)))) into 0 3.004 * [taylor]: Taking taylor expansion of 0 in x 3.004 * [backup-simplify]: Simplify 0 into 0 3.004 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.005 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.005 * [backup-simplify]: Simplify 0 into 0 3.005 * [backup-simplify]: Simplify 0 into 0 3.005 * [backup-simplify]: Simplify 0 into 0 3.006 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.006 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.006 * [backup-simplify]: Simplify (+ 0 0) into 0 3.007 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.007 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.008 * [backup-simplify]: Simplify (- 0) into 0 3.008 * [backup-simplify]: Simplify (+ 0 0) into 0 3.009 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 (/ 1 x)) (* 0 1))))) into 0 3.009 * [taylor]: Taking taylor expansion of 0 in x 3.009 * [backup-simplify]: Simplify 0 into 0 3.010 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.011 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.011 * [backup-simplify]: Simplify 0 into 0 3.011 * [backup-simplify]: Simplify 0 into 0 3.011 * [backup-simplify]: Simplify 0 into 0 3.011 * [backup-simplify]: Simplify (+ (* -1 (pow (* 1 (/ 1 (/ 1 y))) 2)) (* 1 (pow (* (/ 1 (/ 1 x)) 1) 2))) into (- (pow x 2) (pow y 2)) 3.012 * [backup-simplify]: Simplify (* (+ (/ 1 (- y)) (/ 1 (- x))) (- (/ 1 (- x)) (/ 1 (- y)))) into (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) 3.012 * [approximate]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in (y x) around 0 3.012 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x 3.012 * [taylor]: Taking taylor expansion of -1 in x 3.012 * [backup-simplify]: Simplify -1 into -1 3.012 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x 3.012 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 3.012 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.012 * [taylor]: Taking taylor expansion of y in x 3.012 * [backup-simplify]: Simplify y into y 3.012 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.012 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.012 * [taylor]: Taking taylor expansion of x in x 3.012 * [backup-simplify]: Simplify 0 into 0 3.012 * [backup-simplify]: Simplify 1 into 1 3.012 * [backup-simplify]: Simplify (/ 1 1) into 1 3.012 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x 3.012 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.012 * [taylor]: Taking taylor expansion of y in x 3.012 * [backup-simplify]: Simplify y into y 3.012 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.012 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.013 * [taylor]: Taking taylor expansion of x in x 3.013 * [backup-simplify]: Simplify 0 into 0 3.013 * [backup-simplify]: Simplify 1 into 1 3.013 * [backup-simplify]: Simplify (/ 1 1) into 1 3.013 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 3.013 * [taylor]: Taking taylor expansion of -1 in y 3.013 * [backup-simplify]: Simplify -1 into -1 3.013 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 3.013 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.013 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.013 * [taylor]: Taking taylor expansion of y in y 3.013 * [backup-simplify]: Simplify 0 into 0 3.013 * [backup-simplify]: Simplify 1 into 1 3.013 * [backup-simplify]: Simplify (/ 1 1) into 1 3.013 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.013 * [taylor]: Taking taylor expansion of x in y 3.014 * [backup-simplify]: Simplify x into x 3.014 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.014 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 3.014 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.014 * [taylor]: Taking taylor expansion of y in y 3.014 * [backup-simplify]: Simplify 0 into 0 3.014 * [backup-simplify]: Simplify 1 into 1 3.014 * [backup-simplify]: Simplify (/ 1 1) into 1 3.014 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.014 * [taylor]: Taking taylor expansion of x in y 3.014 * [backup-simplify]: Simplify x into x 3.014 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.014 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 3.014 * [taylor]: Taking taylor expansion of -1 in y 3.014 * [backup-simplify]: Simplify -1 into -1 3.014 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 3.014 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.014 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.014 * [taylor]: Taking taylor expansion of y in y 3.014 * [backup-simplify]: Simplify 0 into 0 3.014 * [backup-simplify]: Simplify 1 into 1 3.015 * [backup-simplify]: Simplify (/ 1 1) into 1 3.015 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.015 * [taylor]: Taking taylor expansion of x in y 3.015 * [backup-simplify]: Simplify x into x 3.015 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.015 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 3.015 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.015 * [taylor]: Taking taylor expansion of y in y 3.015 * [backup-simplify]: Simplify 0 into 0 3.015 * [backup-simplify]: Simplify 1 into 1 3.015 * [backup-simplify]: Simplify (/ 1 1) into 1 3.015 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.015 * [taylor]: Taking taylor expansion of x in y 3.015 * [backup-simplify]: Simplify x into x 3.015 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.016 * [backup-simplify]: Simplify (+ 1 0) into 1 3.016 * [backup-simplify]: Simplify (+ 1 0) into 1 3.016 * [backup-simplify]: Simplify (* 1 1) into 1 3.017 * [backup-simplify]: Simplify (* -1 1) into -1 3.017 * [taylor]: Taking taylor expansion of -1 in x 3.017 * [backup-simplify]: Simplify -1 into -1 3.018 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.018 * [backup-simplify]: Simplify (- (/ 1 x)) into (- (/ 1 x)) 3.018 * [backup-simplify]: Simplify (+ 0 (- (/ 1 x))) into (- (/ 1 x)) 3.018 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.018 * [backup-simplify]: Simplify (+ 0 (/ 1 x)) into (/ 1 x) 3.019 * [backup-simplify]: Simplify (+ (* 1 (- (/ 1 x))) (* (/ 1 x) 1)) into 0 3.019 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0 3.019 * [taylor]: Taking taylor expansion of 0 in x 3.019 * [backup-simplify]: Simplify 0 into 0 3.020 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.020 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.020 * [backup-simplify]: Simplify (- 0) into 0 3.021 * [backup-simplify]: Simplify (+ 0 0) into 0 3.021 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.022 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.022 * [backup-simplify]: Simplify (+ 0 0) into 0 3.023 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) (- (/ 1 x))) (* 0 1))) into (- (/ 1 (pow x 2))) 3.023 * [backup-simplify]: Simplify (+ (* -1 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1))) into (/ 1 (pow x 2)) 3.023 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.024 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.024 * [taylor]: Taking taylor expansion of x in x 3.024 * [backup-simplify]: Simplify 0 into 0 3.024 * [backup-simplify]: Simplify 1 into 1 3.024 * [backup-simplify]: Simplify (* 1 1) into 1 3.024 * [backup-simplify]: Simplify (/ 1 1) into 1 3.024 * [backup-simplify]: Simplify 1 into 1 3.024 * [backup-simplify]: Simplify -1 into -1 3.025 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.025 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.026 * [backup-simplify]: Simplify (- 0) into 0 3.026 * [backup-simplify]: Simplify (+ 0 0) into 0 3.027 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.027 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.027 * [backup-simplify]: Simplify (+ 0 0) into 0 3.028 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) 0) (+ (* 0 (- (/ 1 x))) (* 0 1)))) into 0 3.029 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1)))) into 0 3.029 * [taylor]: Taking taylor expansion of 0 in x 3.029 * [backup-simplify]: Simplify 0 into 0 3.030 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.030 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.030 * [backup-simplify]: Simplify 0 into 0 3.030 * [backup-simplify]: Simplify 0 into 0 3.030 * [backup-simplify]: Simplify 0 into 0 3.031 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.031 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.032 * [backup-simplify]: Simplify (- 0) into 0 3.032 * [backup-simplify]: Simplify (+ 0 0) into 0 3.033 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.033 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.033 * [backup-simplify]: Simplify (+ 0 0) into 0 3.034 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 x))) (* 0 1))))) into 0 3.036 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1))))) into 0 3.036 * [taylor]: Taking taylor expansion of 0 in x 3.036 * [backup-simplify]: Simplify 0 into 0 3.036 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.037 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.037 * [backup-simplify]: Simplify 0 into 0 3.037 * [backup-simplify]: Simplify 0 into 0 3.037 * [backup-simplify]: Simplify 0 into 0 3.038 * [backup-simplify]: Simplify (+ (* -1 (pow (* 1 (/ 1 (/ 1 (- y)))) 2)) (* 1 (pow (* (/ 1 (/ 1 (- x))) 1) 2))) into (- (pow x 2) (pow y 2)) 3.038 * * * [progress]: simplifying candidates 3.039 * [simplify]: Simplifying: (* (+ y x) (- x y)) (+ (log (+ y x)) (log (- x y))) (log (* (+ y x) (- x y))) (exp (* (+ y x) (- x y))) (* (* (* (+ y x) (+ y x)) (+ y x)) (* (* (- x y) (- x y)) (- x y))) (* (cbrt (* (+ y x) (- x y))) (cbrt (* (+ y x) (- x y)))) (cbrt (* (+ y x) (- x y))) (* (* (* (+ y x) (- x y)) (* (+ y x) (- x y))) (* (+ y x) (- x y))) (sqrt (* (+ y x) (- x y))) (sqrt (* (+ y x) (- x y))) (* (+ (pow y 3) (pow x 3)) (- (pow x 3) (pow y 3))) (* (+ (* y y) (- (* x x) (* y x))) (+ (* x x) (+ (* y y) (* x y)))) (* (+ (pow y 3) (pow x 3)) (- (* x x) (* y y))) (* (+ (* y y) (- (* x x) (* y x))) (+ x y)) (* (- (* y y) (* x x)) (- (pow x 3) (pow y 3))) (* (- y x) (+ (* x x) (+ (* y y) (* x y)))) (* (- (* y y) (* x x)) (- (* x x) (* y y))) (* (- y x) (+ x y)) (* (sqrt (+ y x)) (sqrt (- x y))) (* (sqrt (+ y x)) (sqrt (- x y))) (* (+ y x) x) (* (+ y x) (- y)) (* (+ y x) x) (* (+ y x) (- y)) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* (+ y x) (* (cbrt (- x y)) (cbrt (- x y)))) (* (+ y x) (sqrt (- x y))) (* (+ y x) 1) (* (+ y x) (+ (sqrt x) (sqrt y))) (* (+ y x) 1) (* (cbrt (+ y x)) (- x y)) (* (sqrt (+ y x)) (- x y)) (* (+ y x) (- x y)) (* (+ y x) (- x y)) (* (+ y x) (- (pow x 3) (pow y 3))) (* (+ y x) (- (* x x) (* y y))) (* (+ (pow y 3) (pow x 3)) (- x y)) (* (- (* y y) (* x x)) (- x y)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) (- (pow x 2) (pow y 2)) 3.040 * * [simplify]: Extracting # 0 : cost 0 3.040 * * [simplify]: Extracting # 1 : cost 0 3.040 * * [simplify]: Extracting # 2 : cost 0 3.040 * * [simplify]: Extracting # 3 : cost 0 3.040 * * [simplify]: Extracting # 4 : cost 0 3.040 * * [simplify]: Extracting # 5 : cost 0 3.041 * * [simplify]: Extracting # 6 : cost 0 3.041 * * [simplify]: iteration 0 : 74 enodes (cost 436 ) 3.061 * * [simplify]: Extracting # 0 : cost 0 3.061 * * [simplify]: Extracting # 1 : cost 0 3.062 * * [simplify]: Extracting # 2 : cost 0 3.062 * * [simplify]: Extracting # 3 : cost 0 3.062 * * [simplify]: Extracting # 4 : cost 0 3.063 * * [simplify]: iteration 1 : 220 enodes (cost 423 ) 3.231 * * [simplify]: Extracting # 0 : cost 0 3.234 * * [simplify]: Extracting # 1 : cost 0 3.237 * * [simplify]: Extracting # 2 : cost 0 3.241 * * [simplify]: Extracting # 3 : cost 0 3.244 * * [simplify]: Extracting # 4 : cost 0 3.247 * * [simplify]: iteration 2 : 1622 enodes (cost 397 ) 3.849 * * [simplify]: Extracting # 0 : cost 0 3.863 * * [simplify]: Extracting # 1 : cost 0 3.878 * * [simplify]: Extracting # 2 : cost 0 3.892 * * [simplify]: Extracting # 3 : cost 0 3.912 * * [simplify]: Extracting # 4 : cost 0 3.926 * * [simplify]: iteration done: 5001 enodes (cost 395 ) 3.927 * [simplify]: Simplified to: (* (+ x y) (- x y)) (log (* (+ y x) (- x y))) (log (* (+ y x) (- x y))) (exp (* (+ y x) (- x y))) (pow (- (* x x) (* y y)) 3) (* (cbrt (* (+ y x) (- x y))) (cbrt (* (+ y x) (- x y)))) (cbrt (* (+ y x) (- x y))) (pow (- (* x x) (* y y)) 3) (sqrt (* (+ y x) (- x y))) (sqrt (* (+ y x) (- x y))) (* (+ (pow y 3) (pow x 3)) (- (pow x 3) (pow y 3))) (* (+ (* y (+ x y)) (* x x)) (+ (* y y) (* x (- x y)))) (* (+ (pow y 3) (pow x 3)) (- (* x x) (* y y))) (* (+ (* y y) (* x (- x y))) (+ y x)) (* (- (* y y) (* x x)) (- (pow x 3) (pow y 3))) (* (+ (* y (+ x y)) (* x x)) (- y x)) (* (- (* y y) (* x x)) (- (* x x) (* y y))) (- (* y y) (* x x)) (* (sqrt (+ y x)) (sqrt (- x y))) (* (sqrt (+ y x)) (sqrt (- x y))) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* x (+ y x)) (* (- y) (+ y x)) (* (+ y x) (* (cbrt (- x y)) (cbrt (- x y)))) (* (+ y x) (sqrt (- x y))) (+ y x) (* (+ y x) (+ (sqrt x) (sqrt y))) (+ y x) (* (cbrt (+ y x)) (- x y)) (* (sqrt (+ y x)) (- x y)) (* (+ x y) (- x y)) (* (+ x y) (- x y)) (* (+ y x) (- (pow x 3) (pow y 3))) (* (+ y x) (- (* x x) (* y y))) (* (+ (pow y 3) (pow x 3)) (- x y)) (* (- (* y y) (* x x)) (- x y)) (* (+ x y) (- x y)) (* (+ x y) (- x y)) (* (+ x y) (- x y)) 3.927 * * * [progress]: adding candidates to table 4.112 * * [progress]: iteration 2 / 4 4.112 * * * [progress]: picking best candidate 4.116 * * * * [pick]: Picked # 4.116 * * * [progress]: localizing error 4.131 * * * [progress]: generating rewritten candidates 4.131 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 4.148 * * * [progress]: generating series expansions 4.148 * * * * [progress]: [ 1 / 1 ] generating series at (2) 4.148 * [backup-simplify]: Simplify (- (* x x) (* y y)) into (- (pow x 2) (pow y 2)) 4.148 * [approximate]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in (x y) around 0 4.148 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in y 4.148 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.148 * [taylor]: Taking taylor expansion of x in y 4.148 * [backup-simplify]: Simplify x into x 4.148 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.148 * [taylor]: Taking taylor expansion of y in y 4.148 * [backup-simplify]: Simplify 0 into 0 4.148 * [backup-simplify]: Simplify 1 into 1 4.148 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 4.148 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.148 * [taylor]: Taking taylor expansion of x in x 4.148 * [backup-simplify]: Simplify 0 into 0 4.148 * [backup-simplify]: Simplify 1 into 1 4.148 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.149 * [taylor]: Taking taylor expansion of y in x 4.149 * [backup-simplify]: Simplify y into y 4.149 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 4.149 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.149 * [taylor]: Taking taylor expansion of x in x 4.149 * [backup-simplify]: Simplify 0 into 0 4.149 * [backup-simplify]: Simplify 1 into 1 4.149 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.149 * [taylor]: Taking taylor expansion of y in x 4.149 * [backup-simplify]: Simplify y into y 4.149 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.149 * [backup-simplify]: Simplify (- (pow y 2)) into (- (pow y 2)) 4.149 * [backup-simplify]: Simplify (+ 0 (- (pow y 2))) into (- (pow y 2)) 4.149 * [taylor]: Taking taylor expansion of (- (pow y 2)) in y 4.149 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.149 * [taylor]: Taking taylor expansion of y in y 4.149 * [backup-simplify]: Simplify 0 into 0 4.149 * [backup-simplify]: Simplify 1 into 1 4.150 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.150 * [backup-simplify]: Simplify (- 0) into 0 4.151 * [backup-simplify]: Simplify (+ 0 0) into 0 4.151 * [taylor]: Taking taylor expansion of 0 in y 4.151 * [backup-simplify]: Simplify 0 into 0 4.151 * [backup-simplify]: Simplify 0 into 0 4.151 * [backup-simplify]: Simplify (* 1 1) into 1 4.152 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.152 * [backup-simplify]: Simplify (- 0) into 0 4.152 * [backup-simplify]: Simplify (+ 1 0) into 1 4.152 * [taylor]: Taking taylor expansion of 1 in y 4.152 * [backup-simplify]: Simplify 1 into 1 4.152 * [backup-simplify]: Simplify 1 into 1 4.152 * [backup-simplify]: Simplify 0 into 0 4.153 * [backup-simplify]: Simplify (* 1 1) into 1 4.158 * [backup-simplify]: Simplify (- 1) into -1 4.158 * [backup-simplify]: Simplify -1 into -1 4.159 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.160 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0 4.160 * [backup-simplify]: Simplify (- 0) into 0 4.161 * [backup-simplify]: Simplify (+ 0 0) into 0 4.161 * [taylor]: Taking taylor expansion of 0 in y 4.161 * [backup-simplify]: Simplify 0 into 0 4.161 * [backup-simplify]: Simplify 0 into 0 4.161 * [backup-simplify]: Simplify 0 into 0 4.161 * [backup-simplify]: Simplify 0 into 0 4.162 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.162 * [backup-simplify]: Simplify (- 0) into 0 4.162 * [backup-simplify]: Simplify 0 into 0 4.163 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.164 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 4.164 * [backup-simplify]: Simplify (- 0) into 0 4.165 * [backup-simplify]: Simplify (+ 0 0) into 0 4.165 * [taylor]: Taking taylor expansion of 0 in y 4.165 * [backup-simplify]: Simplify 0 into 0 4.165 * [backup-simplify]: Simplify 0 into 0 4.165 * [backup-simplify]: Simplify 0 into 0 4.166 * [backup-simplify]: Simplify (+ (* -1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (pow y 2)) 4.166 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 x)) (* (/ 1 y) (/ 1 y))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 4.166 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 4.166 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 4.166 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 4.166 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.166 * [taylor]: Taking taylor expansion of x in y 4.166 * [backup-simplify]: Simplify x into x 4.166 * [backup-simplify]: Simplify (* x x) into (pow x 2) 4.166 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 4.166 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.166 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.166 * [taylor]: Taking taylor expansion of y in y 4.166 * [backup-simplify]: Simplify 0 into 0 4.167 * [backup-simplify]: Simplify 1 into 1 4.167 * [backup-simplify]: Simplify (* 1 1) into 1 4.167 * [backup-simplify]: Simplify (/ 1 1) into 1 4.167 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.167 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.167 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.167 * [taylor]: Taking taylor expansion of x in x 4.167 * [backup-simplify]: Simplify 0 into 0 4.167 * [backup-simplify]: Simplify 1 into 1 4.168 * [backup-simplify]: Simplify (* 1 1) into 1 4.168 * [backup-simplify]: Simplify (/ 1 1) into 1 4.168 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.168 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.168 * [taylor]: Taking taylor expansion of y in x 4.168 * [backup-simplify]: Simplify y into y 4.168 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.169 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.169 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.169 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.169 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.169 * [taylor]: Taking taylor expansion of x in x 4.169 * [backup-simplify]: Simplify 0 into 0 4.169 * [backup-simplify]: Simplify 1 into 1 4.169 * [backup-simplify]: Simplify (* 1 1) into 1 4.170 * [backup-simplify]: Simplify (/ 1 1) into 1 4.170 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.170 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.170 * [taylor]: Taking taylor expansion of y in x 4.170 * [backup-simplify]: Simplify y into y 4.170 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.170 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.170 * [backup-simplify]: Simplify (+ 1 0) into 1 4.170 * [taylor]: Taking taylor expansion of 1 in y 4.170 * [backup-simplify]: Simplify 1 into 1 4.171 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.172 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.172 * [backup-simplify]: Simplify (+ 0 0) into 0 4.172 * [taylor]: Taking taylor expansion of 0 in y 4.172 * [backup-simplify]: Simplify 0 into 0 4.173 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.174 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.174 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 4.174 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 4.174 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 4.175 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.175 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.175 * [taylor]: Taking taylor expansion of y in y 4.175 * [backup-simplify]: Simplify 0 into 0 4.175 * [backup-simplify]: Simplify 1 into 1 4.175 * [backup-simplify]: Simplify (* 1 1) into 1 4.175 * [backup-simplify]: Simplify (/ 1 1) into 1 4.176 * [backup-simplify]: Simplify (- 1) into -1 4.176 * [backup-simplify]: Simplify -1 into -1 4.176 * [backup-simplify]: Simplify 1 into 1 4.177 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.178 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.178 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.178 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 4.179 * [backup-simplify]: Simplify (- 0) into 0 4.179 * [backup-simplify]: Simplify (+ 0 0) into 0 4.179 * [taylor]: Taking taylor expansion of 0 in y 4.179 * [backup-simplify]: Simplify 0 into 0 4.180 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.180 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.181 * [backup-simplify]: Simplify (- 0) into 0 4.181 * [backup-simplify]: Simplify 0 into 0 4.181 * [backup-simplify]: Simplify 0 into 0 4.181 * [backup-simplify]: Simplify 0 into 0 4.182 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.183 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.183 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.184 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 4.184 * [backup-simplify]: Simplify (- 0) into 0 4.185 * [backup-simplify]: Simplify (+ 0 0) into 0 4.185 * [taylor]: Taking taylor expansion of 0 in y 4.185 * [backup-simplify]: Simplify 0 into 0 4.186 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.187 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.187 * [backup-simplify]: Simplify (- 0) into 0 4.187 * [backup-simplify]: Simplify 0 into 0 4.187 * [backup-simplify]: Simplify 0 into 0 4.187 * [backup-simplify]: Simplify 0 into 0 4.188 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (- (pow x 2) (pow y 2)) 4.188 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- y)) (/ 1 (- y)))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 4.188 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 4.188 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 4.188 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 4.188 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.188 * [taylor]: Taking taylor expansion of x in y 4.188 * [backup-simplify]: Simplify x into x 4.188 * [backup-simplify]: Simplify (* x x) into (pow x 2) 4.189 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 4.189 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.189 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.189 * [taylor]: Taking taylor expansion of y in y 4.189 * [backup-simplify]: Simplify 0 into 0 4.189 * [backup-simplify]: Simplify 1 into 1 4.189 * [backup-simplify]: Simplify (* 1 1) into 1 4.189 * [backup-simplify]: Simplify (/ 1 1) into 1 4.189 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.190 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.190 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.190 * [taylor]: Taking taylor expansion of x in x 4.190 * [backup-simplify]: Simplify 0 into 0 4.190 * [backup-simplify]: Simplify 1 into 1 4.190 * [backup-simplify]: Simplify (* 1 1) into 1 4.190 * [backup-simplify]: Simplify (/ 1 1) into 1 4.190 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.190 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.190 * [taylor]: Taking taylor expansion of y in x 4.191 * [backup-simplify]: Simplify y into y 4.191 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.191 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.191 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.191 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.191 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.191 * [taylor]: Taking taylor expansion of x in x 4.191 * [backup-simplify]: Simplify 0 into 0 4.191 * [backup-simplify]: Simplify 1 into 1 4.191 * [backup-simplify]: Simplify (* 1 1) into 1 4.192 * [backup-simplify]: Simplify (/ 1 1) into 1 4.192 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.192 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.192 * [taylor]: Taking taylor expansion of y in x 4.192 * [backup-simplify]: Simplify y into y 4.192 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.192 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.192 * [backup-simplify]: Simplify (+ 1 0) into 1 4.193 * [taylor]: Taking taylor expansion of 1 in y 4.193 * [backup-simplify]: Simplify 1 into 1 4.193 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.194 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.194 * [backup-simplify]: Simplify (+ 0 0) into 0 4.194 * [taylor]: Taking taylor expansion of 0 in y 4.194 * [backup-simplify]: Simplify 0 into 0 4.195 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.196 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.196 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 4.197 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 4.197 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 4.197 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.197 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.197 * [taylor]: Taking taylor expansion of y in y 4.197 * [backup-simplify]: Simplify 0 into 0 4.197 * [backup-simplify]: Simplify 1 into 1 4.197 * [backup-simplify]: Simplify (* 1 1) into 1 4.197 * [backup-simplify]: Simplify (/ 1 1) into 1 4.198 * [backup-simplify]: Simplify (- 1) into -1 4.198 * [backup-simplify]: Simplify -1 into -1 4.198 * [backup-simplify]: Simplify 1 into 1 4.199 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.200 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.200 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.200 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 4.200 * [backup-simplify]: Simplify (- 0) into 0 4.201 * [backup-simplify]: Simplify (+ 0 0) into 0 4.201 * [taylor]: Taking taylor expansion of 0 in y 4.201 * [backup-simplify]: Simplify 0 into 0 4.201 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.202 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.202 * [backup-simplify]: Simplify (- 0) into 0 4.203 * [backup-simplify]: Simplify 0 into 0 4.203 * [backup-simplify]: Simplify 0 into 0 4.203 * [backup-simplify]: Simplify 0 into 0 4.204 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.205 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.205 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.205 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 4.206 * [backup-simplify]: Simplify (- 0) into 0 4.206 * [backup-simplify]: Simplify (+ 0 0) into 0 4.206 * [taylor]: Taking taylor expansion of 0 in y 4.206 * [backup-simplify]: Simplify 0 into 0 4.207 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.208 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.208 * [backup-simplify]: Simplify (- 0) into 0 4.208 * [backup-simplify]: Simplify 0 into 0 4.208 * [backup-simplify]: Simplify 0 into 0 4.208 * [backup-simplify]: Simplify 0 into 0 4.209 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (- (pow x 2) (pow y 2)) 4.209 * * * [progress]: simplifying candidates 4.209 * [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)) 4.210 * * [simplify]: Extracting # 0 : cost 0 4.210 * * [simplify]: Extracting # 1 : cost 0 4.210 * * [simplify]: Extracting # 2 : cost 0 4.210 * * [simplify]: Extracting # 3 : cost 0 4.210 * * [simplify]: Extracting # 4 : cost 0 4.210 * * [simplify]: Extracting # 5 : cost 0 4.211 * * [simplify]: iteration 0 : 33 enodes (cost 180 ) 4.218 * * [simplify]: Extracting # 0 : cost 0 4.218 * * [simplify]: Extracting # 1 : cost 0 4.218 * * [simplify]: Extracting # 2 : cost 0 4.218 * * [simplify]: Extracting # 3 : cost 0 4.218 * * [simplify]: Extracting # 4 : cost 0 4.218 * * [simplify]: iteration 1 : 111 enodes (cost 175 ) 4.280 * * [simplify]: Extracting # 0 : cost 0 4.281 * * [simplify]: Extracting # 1 : cost 0 4.282 * * [simplify]: Extracting # 2 : cost 0 4.283 * * [simplify]: Extracting # 3 : cost 0 4.284 * * [simplify]: Extracting # 4 : cost 0 4.284 * * [simplify]: iteration 2 : 583 enodes (cost 145 ) 5.252 * * [simplify]: Extracting # 0 : cost 0 5.263 * * [simplify]: Extracting # 1 : cost 0 5.273 * * [simplify]: Extracting # 2 : cost 0 5.279 * * [simplify]: Extracting # 3 : cost 0 5.285 * * [simplify]: Extracting # 4 : cost 0 5.291 * * [simplify]: iteration 3 : 4978 enodes (cost 145 ) 8.726 * * [simplify]: Extracting # 0 : cost 0 8.737 * * [simplify]: Extracting # 1 : cost 0 8.748 * * [simplify]: Extracting # 2 : cost 0 8.760 * * [simplify]: iteration done: 5000 enodes (cost 145 ) 8.760 * [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)) 8.760 * * * [progress]: adding candidates to table 8.819 * [progress]: [Phase 3 of 3] Extracting. 8.820 * * [regime]: Finding splitpoints for: (# #) 8.820 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (* x x) (- (* x x) (* y y)) y x) 8.820 * * * * [regimes]: Trying to branch on (* y y) from (# #) 8.869 * * * * [regimes]: Trying to branch on (* x x) from (# #) 8.914 * * * * [regimes]: Trying to branch on (- (* x x) (* y y)) from (# #) 8.940 * * * * [regimes]: Trying to branch on y from (# #) 8.968 * * * * [regimes]: Trying to branch on x from (# #) 8.994 * * * [regime]: Found split indices: #