0.111 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.046 * * * [progress]: [2/2] Setting up program. 0.049 * [progress]: [Phase 2 of 3] Improving. 0.050 * [simplify]: Simplifying: (/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0)) 0.050 * * [simplify]: Extracting # 0 : cost 0 0.050 * * [simplify]: Extracting # 1 : cost 0 0.050 * * [simplify]: Extracting # 2 : cost 0 0.050 * * [simplify]: Extracting # 3 : cost 0 0.050 * * [simplify]: Extracting # 4 : cost 0 0.050 * * [simplify]: Extracting # 5 : cost 0 0.050 * * [simplify]: Extracting # 6 : cost 0 0.050 * * [simplify]: Extracting # 7 : cost 0 0.050 * * [simplify]: Extracting # 8 : cost 0 0.050 * * [simplify]: Extracting # 9 : cost 0 0.051 * * [simplify]: iteration 0 : 13 enodes (cost 17 ) 0.054 * * [simplify]: Extracting # 0 : cost 0 0.054 * * [simplify]: Extracting # 1 : cost 0 0.054 * * [simplify]: Extracting # 2 : cost 0 0.055 * * [simplify]: iteration 1 : 23 enodes (cost 17 ) 0.061 * * [simplify]: Extracting # 0 : cost 0 0.062 * * [simplify]: Extracting # 1 : cost 0 0.062 * * [simplify]: Extracting # 2 : cost 0 0.062 * * [simplify]: iteration 2 : 35 enodes (cost 17 ) 0.073 * * [simplify]: Extracting # 0 : cost 0 0.073 * * [simplify]: Extracting # 1 : cost 0 0.073 * * [simplify]: Extracting # 2 : cost 0 0.073 * * [simplify]: iteration 3 : 60 enodes (cost 17 ) 0.091 * * [simplify]: Extracting # 0 : cost 0 0.092 * * [simplify]: Extracting # 1 : cost 0 0.092 * * [simplify]: Extracting # 2 : cost 0 0.092 * * [simplify]: iteration 4 : 103 enodes (cost 17 ) 0.111 * * [simplify]: Extracting # 0 : cost 0 0.111 * * [simplify]: Extracting # 1 : cost 0 0.112 * * [simplify]: Extracting # 2 : cost 0 0.112 * * [simplify]: Extracting # 3 : cost 0 0.112 * * [simplify]: iteration 5 : 178 enodes (cost 17 ) 0.158 * * [simplify]: Extracting # 0 : cost 0 0.159 * * [simplify]: Extracting # 1 : cost 0 0.159 * * [simplify]: Extracting # 2 : cost 0 0.159 * * [simplify]: iteration 6 : 362 enodes (cost 17 ) 0.296 * * [simplify]: Extracting # 0 : cost 0 0.297 * * [simplify]: Extracting # 1 : cost 0 0.298 * * [simplify]: Extracting # 2 : cost 0 0.298 * * [simplify]: iteration 7 : 829 enodes (cost 17 ) 1.025 * * [simplify]: Extracting # 0 : cost 0 1.029 * * [simplify]: Extracting # 1 : cost 0 1.033 * * [simplify]: Extracting # 2 : cost 0 1.036 * * [simplify]: Extracting # 3 : cost 0 1.039 * * [simplify]: iteration 8 : 2007 enodes (cost 17 ) 4.707 * * [simplify]: Extracting # 0 : cost 0 4.718 * * [simplify]: Extracting # 1 : cost 0 4.722 * * [simplify]: Extracting # 2 : cost 0 4.725 * * [simplify]: Extracting # 3 : cost 0 4.729 * * [simplify]: Extracting # 4 : cost 0 4.732 * * [simplify]: iteration done: 5001 enodes (cost 17 ) 4.733 * [simplify]: Simplified to: (/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0)) 4.733 * * [progress]: iteration 1 / 4 4.733 * * * [progress]: picking best candidate 4.736 * * * * [pick]: Picked # 4.736 * * * [progress]: localizing error 4.769 * * * [progress]: generating rewritten candidates 4.769 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2) 4.801 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2 2) 4.817 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 2 1) 4.833 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1) 4.901 * * * [progress]: generating series expansions 4.901 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2) 4.902 * [backup-simplify]: Simplify (/ (- (* y z) x) (- (* t z) x)) into (/ (- (* z y) x) (- (* t z) x)) 4.902 * [approximate]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in (y z x t) around 0 4.902 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in t 4.902 * [taylor]: Taking taylor expansion of (- (* z y) x) in t 4.902 * [taylor]: Taking taylor expansion of (* z y) in t 4.902 * [taylor]: Taking taylor expansion of z in t 4.902 * [backup-simplify]: Simplify z into z 4.902 * [taylor]: Taking taylor expansion of y in t 4.902 * [backup-simplify]: Simplify y into y 4.902 * [taylor]: Taking taylor expansion of x in t 4.902 * [backup-simplify]: Simplify x into x 4.902 * [taylor]: Taking taylor expansion of (- (* t z) x) in t 4.902 * [taylor]: Taking taylor expansion of (* t z) in t 4.902 * [taylor]: Taking taylor expansion of t in t 4.902 * [backup-simplify]: Simplify 0 into 0 4.902 * [backup-simplify]: Simplify 1 into 1 4.902 * [taylor]: Taking taylor expansion of z in t 4.902 * [backup-simplify]: Simplify z into z 4.902 * [taylor]: Taking taylor expansion of x in t 4.902 * [backup-simplify]: Simplify x into x 4.902 * [backup-simplify]: Simplify (* z y) into (* z y) 4.902 * [backup-simplify]: Simplify (- x) into (- x) 4.903 * [backup-simplify]: Simplify (+ (* z y) (- x)) into (- (* z y) x) 4.903 * [backup-simplify]: Simplify (* 0 z) into 0 4.903 * [backup-simplify]: Simplify (- x) into (- x) 4.903 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.903 * [backup-simplify]: Simplify (/ (- (* z y) x) (- x)) into (* -1 (/ (- (* z y) x) x)) 4.903 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in x 4.903 * [taylor]: Taking taylor expansion of (- (* z y) x) in x 4.903 * [taylor]: Taking taylor expansion of (* z y) in x 4.903 * [taylor]: Taking taylor expansion of z in x 4.903 * [backup-simplify]: Simplify z into z 4.903 * [taylor]: Taking taylor expansion of y in x 4.903 * [backup-simplify]: Simplify y into y 4.903 * [taylor]: Taking taylor expansion of x in x 4.903 * [backup-simplify]: Simplify 0 into 0 4.903 * [backup-simplify]: Simplify 1 into 1 4.903 * [taylor]: Taking taylor expansion of (- (* t z) x) in x 4.903 * [taylor]: Taking taylor expansion of (* t z) in x 4.903 * [taylor]: Taking taylor expansion of t in x 4.903 * [backup-simplify]: Simplify t into t 4.903 * [taylor]: Taking taylor expansion of z in x 4.903 * [backup-simplify]: Simplify z into z 4.903 * [taylor]: Taking taylor expansion of x in x 4.903 * [backup-simplify]: Simplify 0 into 0 4.903 * [backup-simplify]: Simplify 1 into 1 4.903 * [backup-simplify]: Simplify (* z y) into (* z y) 4.904 * [backup-simplify]: Simplify (- 0) into 0 4.904 * [backup-simplify]: Simplify (+ (* z y) 0) into (* z y) 4.904 * [backup-simplify]: Simplify (* t z) into (* t z) 4.905 * [backup-simplify]: Simplify (- 0) into 0 4.905 * [backup-simplify]: Simplify (+ (* t z) 0) into (* t z) 4.905 * [backup-simplify]: Simplify (/ (* z y) (* t z)) into (/ y t) 4.905 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in z 4.905 * [taylor]: Taking taylor expansion of (- (* z y) x) in z 4.905 * [taylor]: Taking taylor expansion of (* z y) in z 4.905 * [taylor]: Taking taylor expansion of z in z 4.905 * [backup-simplify]: Simplify 0 into 0 4.905 * [backup-simplify]: Simplify 1 into 1 4.905 * [taylor]: Taking taylor expansion of y in z 4.905 * [backup-simplify]: Simplify y into y 4.905 * [taylor]: Taking taylor expansion of x in z 4.905 * [backup-simplify]: Simplify x into x 4.905 * [taylor]: Taking taylor expansion of (- (* t z) x) in z 4.905 * [taylor]: Taking taylor expansion of (* t z) in z 4.905 * [taylor]: Taking taylor expansion of t in z 4.906 * [backup-simplify]: Simplify t into t 4.906 * [taylor]: Taking taylor expansion of z in z 4.906 * [backup-simplify]: Simplify 0 into 0 4.906 * [backup-simplify]: Simplify 1 into 1 4.906 * [taylor]: Taking taylor expansion of x in z 4.906 * [backup-simplify]: Simplify x into x 4.906 * [backup-simplify]: Simplify (* 0 y) into 0 4.906 * [backup-simplify]: Simplify (- x) into (- x) 4.906 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.906 * [backup-simplify]: Simplify (* t 0) into 0 4.906 * [backup-simplify]: Simplify (- x) into (- x) 4.906 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.906 * [backup-simplify]: Simplify (/ (- x) (- x)) into 1 4.906 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in y 4.906 * [taylor]: Taking taylor expansion of (- (* z y) x) in y 4.906 * [taylor]: Taking taylor expansion of (* z y) in y 4.906 * [taylor]: Taking taylor expansion of z in y 4.906 * [backup-simplify]: Simplify z into z 4.906 * [taylor]: Taking taylor expansion of y in y 4.906 * [backup-simplify]: Simplify 0 into 0 4.906 * [backup-simplify]: Simplify 1 into 1 4.906 * [taylor]: Taking taylor expansion of x in y 4.906 * [backup-simplify]: Simplify x into x 4.906 * [taylor]: Taking taylor expansion of (- (* t z) x) in y 4.906 * [taylor]: Taking taylor expansion of (* t z) in y 4.906 * [taylor]: Taking taylor expansion of t in y 4.906 * [backup-simplify]: Simplify t into t 4.907 * [taylor]: Taking taylor expansion of z in y 4.907 * [backup-simplify]: Simplify z into z 4.907 * [taylor]: Taking taylor expansion of x in y 4.907 * [backup-simplify]: Simplify x into x 4.907 * [backup-simplify]: Simplify (* z 0) into 0 4.907 * [backup-simplify]: Simplify (- x) into (- x) 4.907 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.907 * [backup-simplify]: Simplify (* t z) into (* t z) 4.907 * [backup-simplify]: Simplify (- x) into (- x) 4.907 * [backup-simplify]: Simplify (+ (* t z) (- x)) into (- (* t z) x) 4.907 * [backup-simplify]: Simplify (/ (- x) (- (* t z) x)) into (* -1 (/ x (- (* t z) x))) 4.907 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in y 4.907 * [taylor]: Taking taylor expansion of (- (* z y) x) in y 4.907 * [taylor]: Taking taylor expansion of (* z y) in y 4.907 * [taylor]: Taking taylor expansion of z in y 4.907 * [backup-simplify]: Simplify z into z 4.907 * [taylor]: Taking taylor expansion of y in y 4.907 * [backup-simplify]: Simplify 0 into 0 4.907 * [backup-simplify]: Simplify 1 into 1 4.907 * [taylor]: Taking taylor expansion of x in y 4.907 * [backup-simplify]: Simplify x into x 4.907 * [taylor]: Taking taylor expansion of (- (* t z) x) in y 4.907 * [taylor]: Taking taylor expansion of (* t z) in y 4.908 * [taylor]: Taking taylor expansion of t in y 4.908 * [backup-simplify]: Simplify t into t 4.908 * [taylor]: Taking taylor expansion of z in y 4.908 * [backup-simplify]: Simplify z into z 4.908 * [taylor]: Taking taylor expansion of x in y 4.908 * [backup-simplify]: Simplify x into x 4.908 * [backup-simplify]: Simplify (* z 0) into 0 4.908 * [backup-simplify]: Simplify (- x) into (- x) 4.908 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.908 * [backup-simplify]: Simplify (* t z) into (* t z) 4.908 * [backup-simplify]: Simplify (- x) into (- x) 4.908 * [backup-simplify]: Simplify (+ (* t z) (- x)) into (- (* t z) x) 4.908 * [backup-simplify]: Simplify (/ (- x) (- (* t z) x)) into (* -1 (/ x (- (* t z) x))) 4.908 * [taylor]: Taking taylor expansion of (* -1 (/ x (- (* t z) x))) in z 4.908 * [taylor]: Taking taylor expansion of -1 in z 4.908 * [backup-simplify]: Simplify -1 into -1 4.908 * [taylor]: Taking taylor expansion of (/ x (- (* t z) x)) in z 4.908 * [taylor]: Taking taylor expansion of x in z 4.908 * [backup-simplify]: Simplify x into x 4.908 * [taylor]: Taking taylor expansion of (- (* t z) x) in z 4.909 * [taylor]: Taking taylor expansion of (* t z) in z 4.909 * [taylor]: Taking taylor expansion of t in z 4.909 * [backup-simplify]: Simplify t into t 4.909 * [taylor]: Taking taylor expansion of z in z 4.909 * [backup-simplify]: Simplify 0 into 0 4.909 * [backup-simplify]: Simplify 1 into 1 4.909 * [taylor]: Taking taylor expansion of x in z 4.909 * [backup-simplify]: Simplify x into x 4.909 * [backup-simplify]: Simplify (* t 0) into 0 4.909 * [backup-simplify]: Simplify (- x) into (- x) 4.909 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.909 * [backup-simplify]: Simplify (/ x (- x)) into -1 4.909 * [backup-simplify]: Simplify (* -1 -1) into 1 4.909 * [taylor]: Taking taylor expansion of 1 in x 4.910 * [backup-simplify]: Simplify 1 into 1 4.910 * [taylor]: Taking taylor expansion of 1 in t 4.910 * [backup-simplify]: Simplify 1 into 1 4.910 * [backup-simplify]: Simplify 1 into 1 4.910 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z 4.911 * [backup-simplify]: Simplify (- 0) into 0 4.911 * [backup-simplify]: Simplify (+ z 0) into z 4.911 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 4.911 * [backup-simplify]: Simplify (- 0) into 0 4.911 * [backup-simplify]: Simplify (+ 0 0) into 0 4.912 * [backup-simplify]: Simplify (- (/ z (- (* t z) x)) (+ (* (* -1 (/ x (- (* t z) x))) (/ 0 (- (* t z) x))))) into (/ z (- (* t z) x)) 4.912 * [taylor]: Taking taylor expansion of (/ z (- (* t z) x)) in z 4.912 * [taylor]: Taking taylor expansion of z in z 4.912 * [backup-simplify]: Simplify 0 into 0 4.912 * [backup-simplify]: Simplify 1 into 1 4.912 * [taylor]: Taking taylor expansion of (- (* t z) x) in z 4.912 * [taylor]: Taking taylor expansion of (* t z) in z 4.912 * [taylor]: Taking taylor expansion of t in z 4.912 * [backup-simplify]: Simplify t into t 4.912 * [taylor]: Taking taylor expansion of z in z 4.912 * [backup-simplify]: Simplify 0 into 0 4.912 * [backup-simplify]: Simplify 1 into 1 4.912 * [taylor]: Taking taylor expansion of x in z 4.912 * [backup-simplify]: Simplify x into x 4.912 * [backup-simplify]: Simplify (* t 0) into 0 4.912 * [backup-simplify]: Simplify (- x) into (- x) 4.912 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 4.912 * [backup-simplify]: Simplify (/ 1 (- x)) into (/ -1 x) 4.913 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 4.913 * [backup-simplify]: Simplify (- 0) into 0 4.913 * [backup-simplify]: Simplify (+ t 0) into t 4.914 * [backup-simplify]: Simplify (- (/ 0 (- x)) (+ (* -1 (/ t (- x))))) into (- (/ t x)) 4.914 * [backup-simplify]: Simplify (+ (* -1 (- (/ t x))) (* 0 -1)) into (/ t x) 4.914 * [taylor]: Taking taylor expansion of (/ t x) in x 4.914 * [taylor]: Taking taylor expansion of t in x 4.914 * [backup-simplify]: Simplify t into t 4.914 * [taylor]: Taking taylor expansion of x in x 4.914 * [backup-simplify]: Simplify 0 into 0 4.914 * [backup-simplify]: Simplify 1 into 1 4.914 * [backup-simplify]: Simplify (/ t 1) into t 4.915 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* t (/ 0 1)))) into 0 4.915 * [taylor]: Taking taylor expansion of 0 in t 4.915 * [backup-simplify]: Simplify 0 into 0 4.915 * [backup-simplify]: Simplify 0 into 0 4.916 * [taylor]: Taking taylor expansion of 0 in t 4.916 * [backup-simplify]: Simplify 0 into 0 4.916 * [backup-simplify]: Simplify 0 into 0 4.916 * [backup-simplify]: Simplify 0 into 0 4.916 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0 4.917 * [backup-simplify]: Simplify (- 0) into 0 4.917 * [backup-simplify]: Simplify (+ 0 0) into 0 4.918 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 4.918 * [backup-simplify]: Simplify (- 0) into 0 4.918 * [backup-simplify]: Simplify (+ 0 0) into 0 4.919 * [backup-simplify]: Simplify (- (/ 0 (- (* t z) x)) (+ (* (* -1 (/ x (- (* t z) x))) (/ 0 (- (* t z) x))) (* (/ z (- (* t z) x)) (/ 0 (- (* t z) x))))) into 0 4.919 * [taylor]: Taking taylor expansion of 0 in z 4.919 * [backup-simplify]: Simplify 0 into 0 4.919 * [taylor]: Taking taylor expansion of 0 in x 4.919 * [backup-simplify]: Simplify 0 into 0 4.919 * [taylor]: Taking taylor expansion of 0 in t 4.919 * [backup-simplify]: Simplify 0 into 0 4.919 * [backup-simplify]: Simplify 0 into 0 4.919 * [taylor]: Taking taylor expansion of (/ -1 x) in x 4.919 * [taylor]: Taking taylor expansion of -1 in x 4.919 * [backup-simplify]: Simplify -1 into -1 4.919 * [taylor]: Taking taylor expansion of x in x 4.919 * [backup-simplify]: Simplify 0 into 0 4.919 * [backup-simplify]: Simplify 1 into 1 4.920 * [backup-simplify]: Simplify (/ -1 1) into -1 4.921 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 4.921 * [taylor]: Taking taylor expansion of 0 in t 4.921 * [backup-simplify]: Simplify 0 into 0 4.921 * [backup-simplify]: Simplify 0 into 0 4.921 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0 4.922 * [backup-simplify]: Simplify (- 0) into 0 4.922 * [backup-simplify]: Simplify (+ 0 0) into 0