17.506 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.031 * * * [progress]: [2/2] Setting up program. 0.033 * [progress]: [Phase 2 of 3] Improving. 0.033 * [simplify]: Simplifying: (- (* x x) (* y y)) 0.033 * * [simplify]: Extracting # 0 : cost 0 0.033 * * [simplify]: Extracting # 1 : cost 0 0.033 * * [simplify]: Extracting # 2 : cost 0 0.033 * * [simplify]: Extracting # 3 : cost 0 0.034 * * [simplify]: Extracting # 4 : cost 0 0.034 * * [simplify]: iteration 0 : 5 enodes (cost 7 ) 0.035 * * [simplify]: Extracting # 0 : cost 0 0.035 * * [simplify]: Extracting # 1 : cost 0 0.035 * * [simplify]: Extracting # 2 : cost 0 0.035 * * [simplify]: iteration 1 : 10 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 2 : 17 enodes (cost 7 ) 0.042 * * [simplify]: Extracting # 0 : cost 0 0.042 * * [simplify]: Extracting # 1 : cost 0 0.042 * * [simplify]: Extracting # 2 : cost 0 0.042 * * [simplify]: iteration 3 : 32 enodes (cost 7 ) 0.051 * * [simplify]: Extracting # 0 : cost 0 0.051 * * [simplify]: Extracting # 1 : cost 0 0.051 * * [simplify]: Extracting # 2 : cost 0 0.051 * * [simplify]: iteration 4 : 58 enodes (cost 7 ) 0.072 * * [simplify]: Extracting # 0 : cost 0 0.072 * * [simplify]: Extracting # 1 : cost 0 0.072 * * [simplify]: Extracting # 2 : cost 0 0.073 * * [simplify]: iteration 5 : 129 enodes (cost 7 ) 0.129 * * [simplify]: Extracting # 0 : cost 0 0.129 * * [simplify]: Extracting # 1 : cost 0 0.130 * * [simplify]: Extracting # 2 : cost 0 0.130 * * [simplify]: Extracting # 3 : cost 0 0.130 * * [simplify]: iteration 6 : 278 enodes (cost 7 ) 0.257 * * [simplify]: Extracting # 0 : cost 0 0.257 * * [simplify]: Extracting # 1 : cost 0 0.258 * * [simplify]: Extracting # 2 : cost 0 0.259 * * [simplify]: Extracting # 3 : cost 0 0.259 * * [simplify]: iteration 7 : 705 enodes (cost 7 ) 1.200 * * [simplify]: Extracting # 0 : cost 0 1.205 * * [simplify]: Extracting # 1 : cost 0 1.208 * * [simplify]: Extracting # 2 : cost 0 1.210 * * [simplify]: Extracting # 3 : cost 0 1.213 * * [simplify]: Extracting # 4 : cost 0 1.215 * * [simplify]: iteration 8 : 3149 enodes (cost 7 ) 2.914 * * [simplify]: Extracting # 0 : cost 0 2.942 * * [simplify]: Extracting # 1 : cost 0 2.947 * * [simplify]: Extracting # 2 : cost 0 2.952 * * [simplify]: Extracting # 3 : cost 0 2.956 * * [simplify]: Extracting # 4 : cost 0 2.963 * * [simplify]: iteration done: 5000 enodes (cost 7 ) 2.963 * [simplify]: Simplified to: (* (+ y x) (- x y)) 2.966 * * [progress]: iteration 1 / 4 2.966 * * * [progress]: picking best candidate 2.969 * * * * [pick]: Picked # 2.969 * * * [progress]: localizing error 2.976 * * * [progress]: generating rewritten candidates 2.976 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 3.027 * * * [progress]: generating series expansions 3.027 * * * * [progress]: [ 1 / 1 ] generating series at (2) 3.027 * [backup-simplify]: Simplify (* (+ y x) (- x y)) into (* (+ x y) (- x y)) 3.027 * [approximate]: Taking taylor expansion of (* (+ x y) (- x y)) in (y x) around 0 3.027 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in x 3.027 * [taylor]: Taking taylor expansion of (+ x y) in x 3.027 * [taylor]: Taking taylor expansion of x in x 3.027 * [backup-simplify]: Simplify 0 into 0 3.027 * [backup-simplify]: Simplify 1 into 1 3.027 * [taylor]: Taking taylor expansion of y in x 3.027 * [backup-simplify]: Simplify y into y 3.027 * [taylor]: Taking taylor expansion of (- x y) in x 3.027 * [taylor]: Taking taylor expansion of x in x 3.027 * [backup-simplify]: Simplify 0 into 0 3.027 * [backup-simplify]: Simplify 1 into 1 3.027 * [taylor]: Taking taylor expansion of y in x 3.027 * [backup-simplify]: Simplify y into y 3.027 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 3.027 * [taylor]: Taking taylor expansion of (+ x y) in y 3.027 * [taylor]: Taking taylor expansion of x in y 3.027 * [backup-simplify]: Simplify x into x 3.027 * [taylor]: Taking taylor expansion of y in y 3.027 * [backup-simplify]: Simplify 0 into 0 3.027 * [backup-simplify]: Simplify 1 into 1 3.027 * [taylor]: Taking taylor expansion of (- x y) in y 3.027 * [taylor]: Taking taylor expansion of x in y 3.027 * [backup-simplify]: Simplify x into x 3.027 * [taylor]: Taking taylor expansion of y in y 3.027 * [backup-simplify]: Simplify 0 into 0 3.027 * [backup-simplify]: Simplify 1 into 1 3.027 * [taylor]: Taking taylor expansion of (* (+ x y) (- x y)) in y 3.027 * [taylor]: Taking taylor expansion of (+ x y) in y 3.027 * [taylor]: Taking taylor expansion of x in y 3.027 * [backup-simplify]: Simplify x into x 3.027 * [taylor]: Taking taylor expansion of y in y 3.027 * [backup-simplify]: Simplify 0 into 0 3.027 * [backup-simplify]: Simplify 1 into 1 3.027 * [taylor]: Taking taylor expansion of (- x y) in y 3.027 * [taylor]: Taking taylor expansion of x in y 3.027 * [backup-simplify]: Simplify x into x 3.027 * [taylor]: Taking taylor expansion of y in y 3.027 * [backup-simplify]: Simplify 0 into 0 3.027 * [backup-simplify]: Simplify 1 into 1 3.027 * [backup-simplify]: Simplify (+ x 0) into x 3.028 * [backup-simplify]: Simplify (- 0) into 0 3.028 * [backup-simplify]: Simplify (+ x 0) into x 3.028 * [backup-simplify]: Simplify (* x x) into (pow x 2) 3.028 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.028 * [taylor]: Taking taylor expansion of x in x 3.028 * [backup-simplify]: Simplify 0 into 0 3.028 * [backup-simplify]: Simplify 1 into 1 3.028 * [backup-simplify]: Simplify (- 1) into -1 3.029 * [backup-simplify]: Simplify (+ 0 -1) into -1 3.029 * [backup-simplify]: Simplify (+ 0 1) into 1 3.029 * [backup-simplify]: Simplify (+ (* x -1) (* 1 x)) into 0 3.029 * [taylor]: Taking taylor expansion of 0 in x 3.029 * [backup-simplify]: Simplify 0 into 0 3.029 * [backup-simplify]: Simplify 0 into 0 3.029 * [backup-simplify]: Simplify (- 0) into 0 3.029 * [backup-simplify]: Simplify (+ 0 0) into 0 3.030 * [backup-simplify]: Simplify (+ 0 0) into 0 3.030 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 -1) (* 0 x))) into (- 1) 3.030 * [taylor]: Taking taylor expansion of (- 1) in x 3.030 * [taylor]: Taking taylor expansion of 1 in x 3.030 * [backup-simplify]: Simplify 1 into 1 3.030 * [backup-simplify]: Simplify (- 1) into -1 3.030 * [backup-simplify]: Simplify -1 into -1 3.030 * [backup-simplify]: Simplify 0 into 0 3.031 * [backup-simplify]: Simplify (* 1 1) into 1 3.031 * [backup-simplify]: Simplify 1 into 1 3.031 * [backup-simplify]: Simplify (- 0) into 0 3.031 * [backup-simplify]: Simplify (+ 0 0) into 0 3.031 * [backup-simplify]: Simplify (+ 0 0) into 0 3.032 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 0) (+ (* 0 -1) (* 0 x)))) into 0 3.032 * [taylor]: Taking taylor expansion of 0 in x 3.032 * [backup-simplify]: Simplify 0 into 0 3.032 * [backup-simplify]: Simplify 0 into 0 3.032 * [backup-simplify]: Simplify (- 0) into 0 3.032 * [backup-simplify]: Simplify 0 into 0 3.032 * [backup-simplify]: Simplify 0 into 0 3.032 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.032 * [backup-simplify]: Simplify 0 into 0 3.033 * [backup-simplify]: Simplify (- 0) into 0 3.033 * [backup-simplify]: Simplify (+ 0 0) into 0 3.033 * [backup-simplify]: Simplify (+ 0 0) into 0 3.034 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 -1) (* 0 x))))) into 0 3.034 * [taylor]: Taking taylor expansion of 0 in x 3.034 * [backup-simplify]: Simplify 0 into 0 3.034 * [backup-simplify]: Simplify 0 into 0 3.034 * [backup-simplify]: Simplify 0 into 0 3.034 * [backup-simplify]: Simplify (+ (* 1 (pow (* x 1) 2)) (* -1 (pow (* 1 y) 2))) into (- (pow x 2) (pow y 2)) 3.034 * [backup-simplify]: Simplify (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 x) (/ 1 y))) into (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) 3.034 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in (y x) around 0 3.034 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in x 3.034 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x 3.034 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.034 * [taylor]: Taking taylor expansion of x in x 3.034 * [backup-simplify]: Simplify 0 into 0 3.034 * [backup-simplify]: Simplify 1 into 1 3.035 * [backup-simplify]: Simplify (/ 1 1) into 1 3.035 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.035 * [taylor]: Taking taylor expansion of y in x 3.035 * [backup-simplify]: Simplify y into y 3.035 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.035 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 3.035 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.035 * [taylor]: Taking taylor expansion of y in x 3.035 * [backup-simplify]: Simplify y into y 3.035 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.035 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.035 * [taylor]: Taking taylor expansion of x in x 3.035 * [backup-simplify]: Simplify 0 into 0 3.035 * [backup-simplify]: Simplify 1 into 1 3.035 * [backup-simplify]: Simplify (/ 1 1) into 1 3.035 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 3.035 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 3.035 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.035 * [taylor]: Taking taylor expansion of x in y 3.035 * [backup-simplify]: Simplify x into x 3.035 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.035 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.035 * [taylor]: Taking taylor expansion of y in y 3.035 * [backup-simplify]: Simplify 0 into 0 3.035 * [backup-simplify]: Simplify 1 into 1 3.036 * [backup-simplify]: Simplify (/ 1 1) into 1 3.036 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.036 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.036 * [taylor]: Taking taylor expansion of y in y 3.036 * [backup-simplify]: Simplify 0 into 0 3.036 * [backup-simplify]: Simplify 1 into 1 3.036 * [backup-simplify]: Simplify (/ 1 1) into 1 3.036 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.036 * [taylor]: Taking taylor expansion of x in y 3.036 * [backup-simplify]: Simplify x into x 3.036 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.036 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 x))) in y 3.036 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y 3.036 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.036 * [taylor]: Taking taylor expansion of x in y 3.036 * [backup-simplify]: Simplify x into x 3.036 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.036 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.036 * [taylor]: Taking taylor expansion of y in y 3.036 * [backup-simplify]: Simplify 0 into 0 3.036 * [backup-simplify]: Simplify 1 into 1 3.036 * [backup-simplify]: Simplify (/ 1 1) into 1 3.036 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.036 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.036 * [taylor]: Taking taylor expansion of y in y 3.036 * [backup-simplify]: Simplify 0 into 0 3.036 * [backup-simplify]: Simplify 1 into 1 3.037 * [backup-simplify]: Simplify (/ 1 1) into 1 3.037 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.037 * [taylor]: Taking taylor expansion of x in y 3.037 * [backup-simplify]: Simplify x into x 3.037 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.037 * [backup-simplify]: Simplify (- 1) into -1 3.037 * [backup-simplify]: Simplify (+ 0 -1) into -1 3.038 * [backup-simplify]: Simplify (+ 1 0) into 1 3.038 * [backup-simplify]: Simplify (* -1 1) into -1 3.038 * [taylor]: Taking taylor expansion of -1 in x 3.038 * [backup-simplify]: Simplify -1 into -1 3.038 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.038 * [backup-simplify]: Simplify (+ 0 (/ 1 x)) into (/ 1 x) 3.039 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.039 * [backup-simplify]: Simplify (- 0) into 0 3.039 * [backup-simplify]: Simplify (+ (/ 1 x) 0) into (/ 1 x) 3.039 * [backup-simplify]: Simplify (+ (* -1 (/ 1 x)) (* (/ 1 x) 1)) into 0 3.039 * [taylor]: Taking taylor expansion of 0 in x 3.039 * [backup-simplify]: Simplify 0 into 0 3.040 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.040 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.041 * [backup-simplify]: Simplify (+ 0 0) into 0 3.041 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.041 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.042 * [backup-simplify]: Simplify (- 0) into 0 3.042 * [backup-simplify]: Simplify (+ 0 0) into 0 3.043 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) (/ 1 x)) (* 0 1))) into (/ 1 (pow x 2)) 3.043 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.043 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.043 * [taylor]: Taking taylor expansion of x in x 3.043 * [backup-simplify]: Simplify 0 into 0 3.043 * [backup-simplify]: Simplify 1 into 1 3.043 * [backup-simplify]: Simplify (* 1 1) into 1 3.043 * [backup-simplify]: Simplify (/ 1 1) into 1 3.043 * [backup-simplify]: Simplify 1 into 1 3.043 * [backup-simplify]: Simplify -1 into -1 3.044 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.044 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.044 * [backup-simplify]: Simplify (+ 0 0) into 0 3.044 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.045 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.045 * [backup-simplify]: Simplify (- 0) into 0 3.045 * [backup-simplify]: Simplify (+ 0 0) into 0 3.046 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (+ (* 0 (/ 1 x)) (* 0 1)))) into 0 3.046 * [taylor]: Taking taylor expansion of 0 in x 3.046 * [backup-simplify]: Simplify 0 into 0 3.046 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.047 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.047 * [backup-simplify]: Simplify 0 into 0 3.047 * [backup-simplify]: Simplify 0 into 0 3.047 * [backup-simplify]: Simplify 0 into 0 3.047 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.047 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.047 * [backup-simplify]: Simplify (+ 0 0) into 0 3.048 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.052 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.052 * [backup-simplify]: Simplify (- 0) into 0 3.053 * [backup-simplify]: Simplify (+ 0 0) into 0 3.054 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 (/ 1 x)) (* 0 1))))) into 0 3.054 * [taylor]: Taking taylor expansion of 0 in x 3.054 * [backup-simplify]: Simplify 0 into 0 3.055 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.055 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.055 * [backup-simplify]: Simplify 0 into 0 3.055 * [backup-simplify]: Simplify 0 into 0 3.055 * [backup-simplify]: Simplify 0 into 0 3.056 * [backup-simplify]: Simplify (+ (* -1 (pow (* 1 (/ 1 (/ 1 y))) 2)) (* 1 (pow (* (/ 1 (/ 1 x)) 1) 2))) into (- (pow x 2) (pow y 2)) 3.056 * [backup-simplify]: Simplify (* (+ (/ 1 (- y)) (/ 1 (- x))) (- (/ 1 (- x)) (/ 1 (- y)))) into (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) 3.056 * [approximate]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in (y x) around 0 3.056 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in x 3.056 * [taylor]: Taking taylor expansion of -1 in x 3.056 * [backup-simplify]: Simplify -1 into -1 3.056 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in x 3.056 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in x 3.056 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.056 * [taylor]: Taking taylor expansion of y in x 3.056 * [backup-simplify]: Simplify y into y 3.056 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.056 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.056 * [taylor]: Taking taylor expansion of x in x 3.056 * [backup-simplify]: Simplify 0 into 0 3.056 * [backup-simplify]: Simplify 1 into 1 3.057 * [backup-simplify]: Simplify (/ 1 1) into 1 3.057 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x 3.057 * [taylor]: Taking taylor expansion of (/ 1 y) in x 3.057 * [taylor]: Taking taylor expansion of y in x 3.057 * [backup-simplify]: Simplify y into y 3.057 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 3.057 * [taylor]: Taking taylor expansion of (/ 1 x) in x 3.057 * [taylor]: Taking taylor expansion of x in x 3.057 * [backup-simplify]: Simplify 0 into 0 3.057 * [backup-simplify]: Simplify 1 into 1 3.057 * [backup-simplify]: Simplify (/ 1 1) into 1 3.057 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 3.057 * [taylor]: Taking taylor expansion of -1 in y 3.057 * [backup-simplify]: Simplify -1 into -1 3.057 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 3.057 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.057 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.057 * [taylor]: Taking taylor expansion of y in y 3.057 * [backup-simplify]: Simplify 0 into 0 3.057 * [backup-simplify]: Simplify 1 into 1 3.058 * [backup-simplify]: Simplify (/ 1 1) into 1 3.058 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.058 * [taylor]: Taking taylor expansion of x in y 3.058 * [backup-simplify]: Simplify x into x 3.058 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.058 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 3.058 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.058 * [taylor]: Taking taylor expansion of y in y 3.058 * [backup-simplify]: Simplify 0 into 0 3.058 * [backup-simplify]: Simplify 1 into 1 3.058 * [backup-simplify]: Simplify (/ 1 1) into 1 3.058 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.059 * [taylor]: Taking taylor expansion of x in y 3.059 * [backup-simplify]: Simplify x into x 3.059 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.059 * [taylor]: Taking taylor expansion of (* -1 (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x)))) in y 3.059 * [taylor]: Taking taylor expansion of -1 in y 3.059 * [backup-simplify]: Simplify -1 into -1 3.059 * [taylor]: Taking taylor expansion of (* (+ (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 x))) in y 3.059 * [taylor]: Taking taylor expansion of (+ (/ 1 y) (/ 1 x)) in y 3.059 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.059 * [taylor]: Taking taylor expansion of y in y 3.059 * [backup-simplify]: Simplify 0 into 0 3.059 * [backup-simplify]: Simplify 1 into 1 3.059 * [backup-simplify]: Simplify (/ 1 1) into 1 3.059 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.059 * [taylor]: Taking taylor expansion of x in y 3.059 * [backup-simplify]: Simplify x into x 3.059 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.059 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y 3.059 * [taylor]: Taking taylor expansion of (/ 1 y) in y 3.059 * [taylor]: Taking taylor expansion of y in y 3.059 * [backup-simplify]: Simplify 0 into 0 3.059 * [backup-simplify]: Simplify 1 into 1 3.060 * [backup-simplify]: Simplify (/ 1 1) into 1 3.060 * [taylor]: Taking taylor expansion of (/ 1 x) in y 3.060 * [taylor]: Taking taylor expansion of x in y 3.060 * [backup-simplify]: Simplify x into x 3.060 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 3.060 * [backup-simplify]: Simplify (+ 1 0) into 1 3.061 * [backup-simplify]: Simplify (+ 1 0) into 1 3.061 * [backup-simplify]: Simplify (* 1 1) into 1 3.061 * [backup-simplify]: Simplify (* -1 1) into -1 3.061 * [taylor]: Taking taylor expansion of -1 in x 3.061 * [backup-simplify]: Simplify -1 into -1 3.062 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.062 * [backup-simplify]: Simplify (- (/ 1 x)) into (- (/ 1 x)) 3.062 * [backup-simplify]: Simplify (+ 0 (- (/ 1 x))) into (- (/ 1 x)) 3.062 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.063 * [backup-simplify]: Simplify (+ 0 (/ 1 x)) into (/ 1 x) 3.063 * [backup-simplify]: Simplify (+ (* 1 (- (/ 1 x))) (* (/ 1 x) 1)) into 0 3.063 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 1)) into 0 3.063 * [taylor]: Taking taylor expansion of 0 in x 3.063 * [backup-simplify]: Simplify 0 into 0 3.064 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.064 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.064 * [backup-simplify]: Simplify (- 0) into 0 3.065 * [backup-simplify]: Simplify (+ 0 0) into 0 3.065 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.065 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0 3.066 * [backup-simplify]: Simplify (+ 0 0) into 0 3.067 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) (- (/ 1 x))) (* 0 1))) into (- (/ 1 (pow x 2))) 3.067 * [backup-simplify]: Simplify (+ (* -1 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1))) into (/ 1 (pow x 2)) 3.067 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 3.067 * [taylor]: Taking taylor expansion of (pow x 2) in x 3.067 * [taylor]: Taking taylor expansion of x in x 3.067 * [backup-simplify]: Simplify 0 into 0 3.067 * [backup-simplify]: Simplify 1 into 1 3.068 * [backup-simplify]: Simplify (* 1 1) into 1 3.068 * [backup-simplify]: Simplify (/ 1 1) into 1 3.068 * [backup-simplify]: Simplify 1 into 1 3.068 * [backup-simplify]: Simplify -1 into -1 3.069 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.069 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.069 * [backup-simplify]: Simplify (- 0) into 0 3.070 * [backup-simplify]: Simplify (+ 0 0) into 0 3.070 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.070 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.071 * [backup-simplify]: Simplify (+ 0 0) into 0 3.071 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) 0) (+ (* 0 (- (/ 1 x))) (* 0 1)))) into 0 3.072 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1)))) into 0 3.072 * [taylor]: Taking taylor expansion of 0 in x 3.072 * [backup-simplify]: Simplify 0 into 0 3.073 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 3.074 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 3.074 * [backup-simplify]: Simplify 0 into 0 3.074 * [backup-simplify]: Simplify 0 into 0 3.074 * [backup-simplify]: Simplify 0 into 0 3.074 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.074 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.075 * [backup-simplify]: Simplify (- 0) into 0 3.075 * [backup-simplify]: Simplify (+ 0 0) into 0 3.075 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.075 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0 3.076 * [backup-simplify]: Simplify (+ 0 0) into 0 3.076 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 x) 0) (+ (* 0 0) (+ (* 0 (- (/ 1 x))) (* 0 1))))) into 0 3.077 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (- (/ 1 (pow x 2)))) (+ (* 0 0) (* 0 1))))) into 0 3.077 * [taylor]: Taking taylor expansion of 0 in x 3.077 * [backup-simplify]: Simplify 0 into 0 3.078 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 3.078 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 3.078 * [backup-simplify]: Simplify 0 into 0 3.078 * [backup-simplify]: Simplify 0 into 0 3.078 * [backup-simplify]: Simplify 0 into 0 3.079 * [backup-simplify]: Simplify (+ (* -1 (pow (* 1 (/ 1 (/ 1 (- y)))) 2)) (* 1 (pow (* (/ 1 (/ 1 (- x))) 1) 2))) into (- (pow x 2) (pow y 2)) 3.079 * * * [progress]: simplifying candidates 3.079 * [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)) 3.080 * * [simplify]: Extracting # 0 : cost 0 3.080 * * [simplify]: Extracting # 1 : cost 0 3.080 * * [simplify]: Extracting # 2 : cost 0 3.080 * * [simplify]: Extracting # 3 : cost 0 3.081 * * [simplify]: Extracting # 4 : cost 0 3.081 * * [simplify]: Extracting # 5 : cost 0 3.081 * * [simplify]: Extracting # 6 : cost 0 3.081 * * [simplify]: iteration 0 : 74 enodes (cost 436 ) 3.105 * * [simplify]: Extracting # 0 : cost 0 3.105 * * [simplify]: Extracting # 1 : cost 0 3.106 * * [simplify]: Extracting # 2 : cost 0 3.106 * * [simplify]: Extracting # 3 : cost 0 3.106 * * [simplify]: Extracting # 4 : cost 0 3.107 * * [simplify]: iteration 1 : 220 enodes (cost 423 ) 3.269 * * [simplify]: Extracting # 0 : cost 0 3.272 * * [simplify]: Extracting # 1 : cost 0 3.275 * * [simplify]: Extracting # 2 : cost 0 3.278 * * [simplify]: Extracting # 3 : cost 0 3.281 * * [simplify]: Extracting # 4 : cost 0 3.284 * * [simplify]: iteration 2 : 1622 enodes (cost 397 ) 3.971 * * [simplify]: Extracting # 0 : cost 0 3.983 * * [simplify]: Extracting # 1 : cost 0 3.996 * * [simplify]: Extracting # 2 : cost 0 4.008 * * [simplify]: Extracting # 3 : cost 0 4.016 * * [simplify]: Extracting # 4 : cost 0 4.027 * * [simplify]: iteration done: 5001 enodes (cost 395 ) 4.027 * [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)) 4.027 * * * [progress]: adding candidates to table 4.089 * * [progress]: iteration 2 / 4 4.089 * * * [progress]: picking best candidate 4.090 * * * * [pick]: Picked # 4.090 * * * [progress]: localizing error 4.095 * * * [progress]: generating rewritten candidates 4.095 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 4.103 * * * [progress]: generating series expansions 4.103 * * * * [progress]: [ 1 / 1 ] generating series at (2) 4.103 * [backup-simplify]: Simplify (- (* x x) (* y y)) into (- (pow x 2) (pow y 2)) 4.103 * [approximate]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in (x y) around 0 4.103 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in y 4.104 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.104 * [taylor]: Taking taylor expansion of x in y 4.104 * [backup-simplify]: Simplify x into x 4.104 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.104 * [taylor]: Taking taylor expansion of y in y 4.104 * [backup-simplify]: Simplify 0 into 0 4.104 * [backup-simplify]: Simplify 1 into 1 4.104 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 4.104 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.104 * [taylor]: Taking taylor expansion of x in x 4.104 * [backup-simplify]: Simplify 0 into 0 4.104 * [backup-simplify]: Simplify 1 into 1 4.104 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.104 * [taylor]: Taking taylor expansion of y in x 4.104 * [backup-simplify]: Simplify y into y 4.104 * [taylor]: Taking taylor expansion of (- (pow x 2) (pow y 2)) in x 4.104 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.104 * [taylor]: Taking taylor expansion of x in x 4.104 * [backup-simplify]: Simplify 0 into 0 4.104 * [backup-simplify]: Simplify 1 into 1 4.104 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.104 * [taylor]: Taking taylor expansion of y in x 4.104 * [backup-simplify]: Simplify y into y 4.104 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.104 * [backup-simplify]: Simplify (- (pow y 2)) into (- (pow y 2)) 4.104 * [backup-simplify]: Simplify (+ 0 (- (pow y 2))) into (- (pow y 2)) 4.104 * [taylor]: Taking taylor expansion of (- (pow y 2)) in y 4.104 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.104 * [taylor]: Taking taylor expansion of y in y 4.104 * [backup-simplify]: Simplify 0 into 0 4.104 * [backup-simplify]: Simplify 1 into 1 4.104 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.105 * [backup-simplify]: Simplify (- 0) into 0 4.105 * [backup-simplify]: Simplify (+ 0 0) into 0 4.105 * [taylor]: Taking taylor expansion of 0 in y 4.105 * [backup-simplify]: Simplify 0 into 0 4.105 * [backup-simplify]: Simplify 0 into 0 4.105 * [backup-simplify]: Simplify (* 1 1) into 1 4.106 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.106 * [backup-simplify]: Simplify (- 0) into 0 4.106 * [backup-simplify]: Simplify (+ 1 0) into 1 4.106 * [taylor]: Taking taylor expansion of 1 in y 4.106 * [backup-simplify]: Simplify 1 into 1 4.106 * [backup-simplify]: Simplify 1 into 1 4.106 * [backup-simplify]: Simplify 0 into 0 4.106 * [backup-simplify]: Simplify (* 1 1) into 1 4.107 * [backup-simplify]: Simplify (- 1) into -1 4.107 * [backup-simplify]: Simplify -1 into -1 4.107 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.108 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0 4.108 * [backup-simplify]: Simplify (- 0) into 0 4.108 * [backup-simplify]: Simplify (+ 0 0) into 0 4.108 * [taylor]: Taking taylor expansion of 0 in y 4.108 * [backup-simplify]: Simplify 0 into 0 4.108 * [backup-simplify]: Simplify 0 into 0 4.108 * [backup-simplify]: Simplify 0 into 0 4.108 * [backup-simplify]: Simplify 0 into 0 4.109 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.109 * [backup-simplify]: Simplify (- 0) into 0 4.109 * [backup-simplify]: Simplify 0 into 0 4.110 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.111 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0 4.111 * [backup-simplify]: Simplify (- 0) into 0 4.111 * [backup-simplify]: Simplify (+ 0 0) into 0 4.111 * [taylor]: Taking taylor expansion of 0 in y 4.111 * [backup-simplify]: Simplify 0 into 0 4.111 * [backup-simplify]: Simplify 0 into 0 4.111 * [backup-simplify]: Simplify 0 into 0 4.112 * [backup-simplify]: Simplify (+ (* -1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (pow y 2)) 4.112 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 x)) (* (/ 1 y) (/ 1 y))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 4.112 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 4.112 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 4.112 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 4.112 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.112 * [taylor]: Taking taylor expansion of x in y 4.112 * [backup-simplify]: Simplify x into x 4.112 * [backup-simplify]: Simplify (* x x) into (pow x 2) 4.112 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 4.112 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.112 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.112 * [taylor]: Taking taylor expansion of y in y 4.112 * [backup-simplify]: Simplify 0 into 0 4.112 * [backup-simplify]: Simplify 1 into 1 4.113 * [backup-simplify]: Simplify (* 1 1) into 1 4.113 * [backup-simplify]: Simplify (/ 1 1) into 1 4.113 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.113 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.113 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.113 * [taylor]: Taking taylor expansion of x in x 4.113 * [backup-simplify]: Simplify 0 into 0 4.113 * [backup-simplify]: Simplify 1 into 1 4.113 * [backup-simplify]: Simplify (* 1 1) into 1 4.113 * [backup-simplify]: Simplify (/ 1 1) into 1 4.113 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.113 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.113 * [taylor]: Taking taylor expansion of y in x 4.113 * [backup-simplify]: Simplify y into y 4.113 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.114 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.114 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.114 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.114 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.114 * [taylor]: Taking taylor expansion of x in x 4.114 * [backup-simplify]: Simplify 0 into 0 4.114 * [backup-simplify]: Simplify 1 into 1 4.114 * [backup-simplify]: Simplify (* 1 1) into 1 4.114 * [backup-simplify]: Simplify (/ 1 1) into 1 4.114 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.114 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.114 * [taylor]: Taking taylor expansion of y in x 4.114 * [backup-simplify]: Simplify y into y 4.114 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.114 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.115 * [backup-simplify]: Simplify (+ 1 0) into 1 4.115 * [taylor]: Taking taylor expansion of 1 in y 4.115 * [backup-simplify]: Simplify 1 into 1 4.115 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.115 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.116 * [backup-simplify]: Simplify (+ 0 0) into 0 4.116 * [taylor]: Taking taylor expansion of 0 in y 4.116 * [backup-simplify]: Simplify 0 into 0 4.116 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.117 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.117 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 4.117 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 4.117 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 4.117 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.117 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.117 * [taylor]: Taking taylor expansion of y in y 4.117 * [backup-simplify]: Simplify 0 into 0 4.117 * [backup-simplify]: Simplify 1 into 1 4.117 * [backup-simplify]: Simplify (* 1 1) into 1 4.117 * [backup-simplify]: Simplify (/ 1 1) into 1 4.118 * [backup-simplify]: Simplify (- 1) into -1 4.118 * [backup-simplify]: Simplify -1 into -1 4.118 * [backup-simplify]: Simplify 1 into 1 4.119 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.119 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.119 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.120 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 4.120 * [backup-simplify]: Simplify (- 0) into 0 4.120 * [backup-simplify]: Simplify (+ 0 0) into 0 4.120 * [taylor]: Taking taylor expansion of 0 in y 4.120 * [backup-simplify]: Simplify 0 into 0 4.121 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.121 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.122 * [backup-simplify]: Simplify (- 0) into 0 4.122 * [backup-simplify]: Simplify 0 into 0 4.122 * [backup-simplify]: Simplify 0 into 0 4.122 * [backup-simplify]: Simplify 0 into 0 4.123 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.123 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.124 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.124 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 4.124 * [backup-simplify]: Simplify (- 0) into 0 4.125 * [backup-simplify]: Simplify (+ 0 0) into 0 4.125 * [taylor]: Taking taylor expansion of 0 in y 4.125 * [backup-simplify]: Simplify 0 into 0 4.125 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.126 * [backup-simplify]: Simplify (- 0) into 0 4.126 * [backup-simplify]: Simplify 0 into 0 4.126 * [backup-simplify]: Simplify 0 into 0 4.126 * [backup-simplify]: Simplify 0 into 0 4.127 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (- (pow x 2) (pow y 2)) 4.127 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- y)) (/ 1 (- y)))) into (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) 4.127 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0 4.127 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y 4.127 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y 4.127 * [taylor]: Taking taylor expansion of (pow x 2) in y 4.127 * [taylor]: Taking taylor expansion of x in y 4.127 * [backup-simplify]: Simplify x into x 4.127 * [backup-simplify]: Simplify (* x x) into (pow x 2) 4.127 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2)) 4.127 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.127 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.127 * [taylor]: Taking taylor expansion of y in y 4.127 * [backup-simplify]: Simplify 0 into 0 4.127 * [backup-simplify]: Simplify 1 into 1 4.128 * [backup-simplify]: Simplify (* 1 1) into 1 4.128 * [backup-simplify]: Simplify (/ 1 1) into 1 4.128 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.128 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.128 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.128 * [taylor]: Taking taylor expansion of x in x 4.128 * [backup-simplify]: Simplify 0 into 0 4.128 * [backup-simplify]: Simplify 1 into 1 4.128 * [backup-simplify]: Simplify (* 1 1) into 1 4.128 * [backup-simplify]: Simplify (/ 1 1) into 1 4.128 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.128 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.128 * [taylor]: Taking taylor expansion of y in x 4.128 * [backup-simplify]: Simplify y into y 4.128 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.129 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.129 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x 4.129 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x 4.129 * [taylor]: Taking taylor expansion of (pow x 2) in x 4.129 * [taylor]: Taking taylor expansion of x in x 4.129 * [backup-simplify]: Simplify 0 into 0 4.129 * [backup-simplify]: Simplify 1 into 1 4.129 * [backup-simplify]: Simplify (* 1 1) into 1 4.129 * [backup-simplify]: Simplify (/ 1 1) into 1 4.129 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x 4.129 * [taylor]: Taking taylor expansion of (pow y 2) in x 4.129 * [taylor]: Taking taylor expansion of y in x 4.129 * [backup-simplify]: Simplify y into y 4.129 * [backup-simplify]: Simplify (* y y) into (pow y 2) 4.129 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2)) 4.130 * [backup-simplify]: Simplify (+ 1 0) into 1 4.130 * [taylor]: Taking taylor expansion of 1 in y 4.130 * [backup-simplify]: Simplify 1 into 1 4.130 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.130 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.131 * [backup-simplify]: Simplify (+ 0 0) into 0 4.131 * [taylor]: Taking taylor expansion of 0 in y 4.131 * [backup-simplify]: Simplify 0 into 0 4.131 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.132 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.132 * [backup-simplify]: Simplify (- (/ 1 (pow y 2))) into (- (/ 1 (pow y 2))) 4.132 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow y 2)))) into (- (/ 1 (pow y 2))) 4.132 * [taylor]: Taking taylor expansion of (- (/ 1 (pow y 2))) in y 4.132 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y 4.132 * [taylor]: Taking taylor expansion of (pow y 2) in y 4.132 * [taylor]: Taking taylor expansion of y in y 4.132 * [backup-simplify]: Simplify 0 into 0 4.132 * [backup-simplify]: Simplify 1 into 1 4.132 * [backup-simplify]: Simplify (* 1 1) into 1 4.132 * [backup-simplify]: Simplify (/ 1 1) into 1 4.133 * [backup-simplify]: Simplify (- 1) into -1 4.133 * [backup-simplify]: Simplify -1 into -1 4.133 * [backup-simplify]: Simplify 1 into 1 4.133 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 4.134 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.134 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0 4.134 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0 4.135 * [backup-simplify]: Simplify (- 0) into 0 4.135 * [backup-simplify]: Simplify (+ 0 0) into 0 4.135 * [taylor]: Taking taylor expansion of 0 in y 4.135 * [backup-simplify]: Simplify 0 into 0 4.135 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 4.136 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 4.136 * [backup-simplify]: Simplify (- 0) into 0 4.136 * [backup-simplify]: Simplify 0 into 0 4.136 * [backup-simplify]: Simplify 0 into 0 4.136 * [backup-simplify]: Simplify 0 into 0 4.137 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 4.137 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.138 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0 4.138 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0 4.138 * [backup-simplify]: Simplify (- 0) into 0 4.138 * [backup-simplify]: Simplify (+ 0 0) into 0 4.138 * [taylor]: Taking taylor expansion of 0 in y 4.138 * [backup-simplify]: Simplify 0 into 0 4.139 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 4.139 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 4.140 * [backup-simplify]: Simplify (- 0) into 0 4.140 * [backup-simplify]: Simplify 0 into 0 4.140 * [backup-simplify]: Simplify 0 into 0 4.140 * [backup-simplify]: Simplify 0 into 0 4.140 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (- (pow x 2) (pow y 2)) 4.140 * * * [progress]: simplifying candidates 4.140 * [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)) 4.141 * * [simplify]: Extracting # 0 : cost 0 4.141 * * [simplify]: Extracting # 1 : cost 0 4.141 * * [simplify]: Extracting # 2 : cost 0 4.141 * * [simplify]: Extracting # 3 : cost 0 4.141 * * [simplify]: Extracting # 4 : cost 0 4.141 * * [simplify]: Extracting # 5 : cost 0 4.141 * * [simplify]: iteration 0 : 33 enodes (cost 180 ) 4.154 * * [simplify]: Extracting # 0 : cost 0 4.154 * * [simplify]: Extracting # 1 : cost 0 4.154 * * [simplify]: Extracting # 2 : cost 0 4.155 * * [simplify]: Extracting # 3 : cost 0 4.155 * * [simplify]: Extracting # 4 : cost 0 4.155 * * [simplify]: iteration 1 : 111 enodes (cost 175 ) 4.230 * * [simplify]: Extracting # 0 : cost 0 4.230 * * [simplify]: Extracting # 1 : cost 0 4.231 * * [simplify]: Extracting # 2 : cost 0 4.232 * * [simplify]: Extracting # 3 : cost 0 4.233 * * [simplify]: Extracting # 4 : cost 0 4.233 * * [simplify]: iteration 2 : 583 enodes (cost 145 ) 5.255 * * [simplify]: Extracting # 0 : cost 0 5.264 * * [simplify]: Extracting # 1 : cost 0 5.271 * * [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 ) 8.563 * * [simplify]: Extracting # 0 : cost 0 8.575 * * [simplify]: Extracting # 1 : cost 0 8.587 * * [simplify]: Extracting # 2 : cost 0 8.598 * * [simplify]: iteration done: 5000 enodes (cost 145 ) 8.599 * [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)) 8.599 * * * [progress]: adding candidates to table 8.652 * [progress]: [Phase 3 of 3] Extracting. 8.652 * * [regime]: Finding splitpoints for: (# #) 8.653 * * * [regime-changes]: Trying 5 branch expressions: ((* y y) (* x x) (- (* x x) (* y y)) y x) 8.653 * * * * [regimes]: Trying to branch on (* y y) from (# #) 8.672 * * * * [regimes]: Trying to branch on (* x x) from (# #) 8.690 * * * * [regimes]: Trying to branch on (- (* x x) (* y y)) from (# #) 8.701 * * * * [regimes]: Trying to branch on y from (# #) 8.714 * * * * [regimes]: Trying to branch on x from (# #) 8.726 * * * [regime]: Found split indices: #