43.353 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.037 * * * [progress]: [2/2] Setting up program. 0.039 * [progress]: [Phase 2 of 3] Improving. 0.039 * [simplify]: Simplifying: (+ x (/ (* y (- z t)) (- z a))) 0.039 * * [simplify]: Extracting # 0 : cost 0 0.040 * * [simplify]: Extracting # 1 : cost 0 0.040 * * [simplify]: Extracting # 2 : cost 0 0.040 * * [simplify]: Extracting # 3 : cost 0 0.040 * * [simplify]: Extracting # 4 : cost 0 0.040 * * [simplify]: Extracting # 5 : cost 0 0.040 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 0.041 * * [simplify]: Extracting # 0 : cost 0 0.041 * * [simplify]: Extracting # 1 : cost 0 0.041 * * [simplify]: Extracting # 2 : cost 0 0.041 * * [simplify]: iteration 1 : 18 enodes (cost 11 ) 0.043 * * [simplify]: Extracting # 0 : cost 0 0.043 * * [simplify]: Extracting # 1 : cost 0 0.043 * * [simplify]: Extracting # 2 : cost 0 0.043 * * [simplify]: iteration 2 : 33 enodes (cost 11 ) 0.049 * * [simplify]: Extracting # 0 : cost 0 0.049 * * [simplify]: Extracting # 1 : cost 0 0.049 * * [simplify]: Extracting # 2 : cost 0 0.049 * * [simplify]: iteration 3 : 58 enodes (cost 11 ) 0.060 * * [simplify]: Extracting # 0 : cost 0 0.060 * * [simplify]: Extracting # 1 : cost 0 0.061 * * [simplify]: Extracting # 2 : cost 0 0.061 * * [simplify]: iteration 4 : 101 enodes (cost 11 ) 0.098 * * [simplify]: Extracting # 0 : cost 0 0.098 * * [simplify]: Extracting # 1 : cost 0 0.098 * * [simplify]: Extracting # 2 : cost 0 0.098 * * [simplify]: iteration 5 : 132 enodes (cost 11 ) 0.154 * * [simplify]: Extracting # 0 : cost 0 0.154 * * [simplify]: Extracting # 1 : cost 0 0.154 * * [simplify]: Extracting # 2 : cost 0 0.154 * * [simplify]: iteration 6 : 159 enodes (cost 11 ) 0.191 * * [simplify]: Extracting # 0 : cost 0 0.191 * * [simplify]: Extracting # 1 : cost 0 0.192 * * [simplify]: Extracting # 2 : cost 0 0.192 * * [simplify]: iteration 7 : 181 enodes (cost 11 ) 0.238 * * [simplify]: Extracting # 0 : cost 0 0.238 * * [simplify]: Extracting # 1 : cost 0 0.238 * * [simplify]: Extracting # 2 : cost 0 0.239 * * [simplify]: iteration 8 : 224 enodes (cost 11 ) 0.299 * * [simplify]: Extracting # 0 : cost 0 0.299 * * [simplify]: Extracting # 1 : cost 0 0.300 * * [simplify]: Extracting # 2 : cost 0 0.300 * * [simplify]: iteration 9 : 281 enodes (cost 11 ) 0.422 * * [simplify]: Extracting # 0 : cost 0 0.422 * * [simplify]: Extracting # 1 : cost 0 0.423 * * [simplify]: Extracting # 2 : cost 0 0.423 * * [simplify]: iteration 10 : 313 enodes (cost 11 ) 0.522 * * [simplify]: Extracting # 0 : cost 0 0.522 * * [simplify]: Extracting # 1 : cost 0 0.523 * * [simplify]: Extracting # 2 : cost 0 0.523 * * [simplify]: iteration 11 : 355 enodes (cost 11 ) 0.673 * * [simplify]: Extracting # 0 : cost 0 0.674 * * [simplify]: Extracting # 1 : cost 0 0.674 * * [simplify]: Extracting # 2 : cost 0 0.674 * * [simplify]: iteration 12 : 390 enodes (cost 11 ) 0.825 * * [simplify]: Extracting # 0 : cost 0 0.825 * * [simplify]: Extracting # 1 : cost 0 0.825 * * [simplify]: iteration 13 : 402 enodes (cost 11 ) 0.940 * * [simplify]: Extracting # 0 : cost 0 0.940 * * [simplify]: iteration done: 402 enodes (cost 11 ) 0.940 * [simplify]: Simplified to: (+ x (/ (* y (- z t)) (- z a))) 0.940 * * [progress]: iteration 1 / 4 0.940 * * * [progress]: picking best candidate 0.942 * * * * [pick]: Picked # 0.942 * * * [progress]: localizing error 0.953 * * * [progress]: generating rewritten candidates 0.953 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 0.998 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 1) 1.028 * * * [progress]: generating series expansions 1.028 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 1.028 * [backup-simplify]: Simplify (/ (* y (- z t)) (- z a)) into (/ (* y (- z t)) (- z a)) 1.028 * [approximate]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in (y z t a) around 0 1.029 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in a 1.029 * [taylor]: Taking taylor expansion of (* y (- z t)) in a 1.029 * [taylor]: Taking taylor expansion of y in a 1.029 * [backup-simplify]: Simplify y into y 1.029 * [taylor]: Taking taylor expansion of (- z t) in a 1.029 * [taylor]: Taking taylor expansion of z in a 1.029 * [backup-simplify]: Simplify z into z 1.029 * [taylor]: Taking taylor expansion of t in a 1.029 * [backup-simplify]: Simplify t into t 1.029 * [taylor]: Taking taylor expansion of (- z a) in a 1.029 * [taylor]: Taking taylor expansion of z in a 1.029 * [backup-simplify]: Simplify z into z 1.029 * [taylor]: Taking taylor expansion of a in a 1.029 * [backup-simplify]: Simplify 0 into 0 1.029 * [backup-simplify]: Simplify 1 into 1 1.029 * [backup-simplify]: Simplify (- t) into (- t) 1.029 * [backup-simplify]: Simplify (+ z (- t)) into (- z t) 1.029 * [backup-simplify]: Simplify (* y (- z t)) into (* y (- z t)) 1.030 * [backup-simplify]: Simplify (- 0) into 0 1.030 * [backup-simplify]: Simplify (+ z 0) into z 1.030 * [backup-simplify]: Simplify (/ (* y (- z t)) z) into (/ (* y (- z t)) z) 1.030 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in t 1.030 * [taylor]: Taking taylor expansion of (* y (- z t)) in t 1.030 * [taylor]: Taking taylor expansion of y in t 1.030 * [backup-simplify]: Simplify y into y 1.030 * [taylor]: Taking taylor expansion of (- z t) in t 1.030 * [taylor]: Taking taylor expansion of z in t 1.030 * [backup-simplify]: Simplify z into z 1.030 * [taylor]: Taking taylor expansion of t in t 1.030 * [backup-simplify]: Simplify 0 into 0 1.030 * [backup-simplify]: Simplify 1 into 1 1.030 * [taylor]: Taking taylor expansion of (- z a) in t 1.030 * [taylor]: Taking taylor expansion of z in t 1.030 * [backup-simplify]: Simplify z into z 1.030 * [taylor]: Taking taylor expansion of a in t 1.030 * [backup-simplify]: Simplify a into a 1.031 * [backup-simplify]: Simplify (- 0) into 0 1.031 * [backup-simplify]: Simplify (+ z 0) into z 1.031 * [backup-simplify]: Simplify (* y z) into (* z y) 1.031 * [backup-simplify]: Simplify (- a) into (- a) 1.031 * [backup-simplify]: Simplify (+ z (- a)) into (- z a) 1.031 * [backup-simplify]: Simplify (/ (* z y) (- z a)) into (/ (* z y) (- z a)) 1.031 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in z 1.031 * [taylor]: Taking taylor expansion of (* y (- z t)) in z 1.031 * [taylor]: Taking taylor expansion of y in z 1.031 * [backup-simplify]: Simplify y into y 1.031 * [taylor]: Taking taylor expansion of (- z t) in z 1.031 * [taylor]: Taking taylor expansion of z in z 1.031 * [backup-simplify]: Simplify 0 into 0 1.031 * [backup-simplify]: Simplify 1 into 1 1.031 * [taylor]: Taking taylor expansion of t in z 1.031 * [backup-simplify]: Simplify t into t 1.032 * [taylor]: Taking taylor expansion of (- z a) in z 1.032 * [taylor]: Taking taylor expansion of z in z 1.032 * [backup-simplify]: Simplify 0 into 0 1.032 * [backup-simplify]: Simplify 1 into 1 1.032 * [taylor]: Taking taylor expansion of a in z 1.032 * [backup-simplify]: Simplify a into a 1.032 * [backup-simplify]: Simplify (- t) into (- t) 1.032 * [backup-simplify]: Simplify (+ 0 (- t)) into (- t) 1.032 * [backup-simplify]: Simplify (* y (- t)) into (* -1 (* t y)) 1.032 * [backup-simplify]: Simplify (- a) into (- a) 1.032 * [backup-simplify]: Simplify (+ 0 (- a)) into (- a) 1.032 * [backup-simplify]: Simplify (/ (* -1 (* t y)) (- a)) into (/ (* t y) a) 1.032 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in y 1.032 * [taylor]: Taking taylor expansion of (* y (- z t)) in y 1.032 * [taylor]: Taking taylor expansion of y in y 1.032 * [backup-simplify]: Simplify 0 into 0 1.032 * [backup-simplify]: Simplify 1 into 1 1.032 * [taylor]: Taking taylor expansion of (- z t) in y 1.032 * [taylor]: Taking taylor expansion of z in y 1.032 * [backup-simplify]: Simplify z into z 1.032 * [taylor]: Taking taylor expansion of t in y 1.032 * [backup-simplify]: Simplify t into t 1.032 * [taylor]: Taking taylor expansion of (- z a) in y 1.032 * [taylor]: Taking taylor expansion of z in y 1.032 * [backup-simplify]: Simplify z into z 1.032 * [taylor]: Taking taylor expansion of a in y 1.033 * [backup-simplify]: Simplify a into a 1.033 * [backup-simplify]: Simplify (- t) into (- t) 1.033 * [backup-simplify]: Simplify (+ z (- t)) into (- z t) 1.033 * [backup-simplify]: Simplify (* 0 (- z t)) into 0 1.033 * [backup-simplify]: Simplify (- 0) into 0 1.033 * [backup-simplify]: Simplify (+ 0 0) into 0 1.034 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (- z t))) into (- z t) 1.034 * [backup-simplify]: Simplify (- a) into (- a) 1.034 * [backup-simplify]: Simplify (+ z (- a)) into (- z a) 1.034 * [backup-simplify]: Simplify (/ (- z t) (- z a)) into (/ (- z t) (- z a)) 1.034 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in y 1.034 * [taylor]: Taking taylor expansion of (* y (- z t)) in y 1.034 * [taylor]: Taking taylor expansion of y in y 1.034 * [backup-simplify]: Simplify 0 into 0 1.034 * [backup-simplify]: Simplify 1 into 1 1.034 * [taylor]: Taking taylor expansion of (- z t) in y 1.034 * [taylor]: Taking taylor expansion of z in y 1.034 * [backup-simplify]: Simplify z into z 1.034 * [taylor]: Taking taylor expansion of t in y 1.034 * [backup-simplify]: Simplify t into t 1.034 * [taylor]: Taking taylor expansion of (- z a) in y 1.034 * [taylor]: Taking taylor expansion of z in y 1.035 * [backup-simplify]: Simplify z into z 1.035 * [taylor]: Taking taylor expansion of a in y 1.035 * [backup-simplify]: Simplify a into a 1.035 * [backup-simplify]: Simplify (- t) into (- t) 1.035 * [backup-simplify]: Simplify (+ z (- t)) into (- z t) 1.035 * [backup-simplify]: Simplify (* 0 (- z t)) into 0 1.035 * [backup-simplify]: Simplify (- 0) into 0 1.035 * [backup-simplify]: Simplify (+ 0 0) into 0 1.036 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (- z t))) into (- z t) 1.036 * [backup-simplify]: Simplify (- a) into (- a) 1.036 * [backup-simplify]: Simplify (+ z (- a)) into (- z a) 1.036 * [backup-simplify]: Simplify (/ (- z t) (- z a)) into (/ (- z t) (- z a)) 1.036 * [taylor]: Taking taylor expansion of (/ (- z t) (- z a)) in z 1.036 * [taylor]: Taking taylor expansion of (- z t) in z 1.036 * [taylor]: Taking taylor expansion of z in z 1.036 * [backup-simplify]: Simplify 0 into 0 1.036 * [backup-simplify]: Simplify 1 into 1 1.036 * [taylor]: Taking taylor expansion of t in z 1.036 * [backup-simplify]: Simplify t into t 1.037 * [taylor]: Taking taylor expansion of (- z a) in z 1.037 * [taylor]: Taking taylor expansion of z in z 1.037 * [backup-simplify]: Simplify 0 into 0 1.037 * [backup-simplify]: Simplify 1 into 1 1.037 * [taylor]: Taking taylor expansion of a in z 1.037 * [backup-simplify]: Simplify a into a 1.037 * [backup-simplify]: Simplify (- t) into (- t) 1.037 * [backup-simplify]: Simplify (+ 0 (- t)) into (- t) 1.037 * [backup-simplify]: Simplify (- a) into (- a) 1.037 * [backup-simplify]: Simplify (+ 0 (- a)) into (- a) 1.037 * [backup-simplify]: Simplify (/ (- t) (- a)) into (/ t a) 1.037 * [taylor]: Taking taylor expansion of (/ t a) in t 1.037 * [taylor]: Taking taylor expansion of t in t 1.037 * [backup-simplify]: Simplify 0 into 0 1.037 * [backup-simplify]: Simplify 1 into 1 1.037 * [taylor]: Taking taylor expansion of a in t 1.037 * [backup-simplify]: Simplify a into a 1.037 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a) 1.038 * [backup-simplify]: Simplify (- 0) into 0 1.038 * [backup-simplify]: Simplify (+ 0 0) into 0 1.039 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- z t)))) into 0 1.039 * [backup-simplify]: Simplify (- 0) into 0 1.040 * [backup-simplify]: Simplify (+ 0 0) into 0 1.040 * [backup-simplify]: Simplify (- (/ 0 (- z a)) (+ (* (/ (- z t) (- z a)) (/ 0 (- z a))))) into 0 1.040 * [taylor]: Taking taylor expansion of 0 in z 1.040 * [backup-simplify]: Simplify 0 into 0 1.040 * [taylor]: Taking taylor expansion of 0 in t 1.040 * [backup-simplify]: Simplify 0 into 0 1.040 * [taylor]: Taking taylor expansion of 0 in a 1.040 * [backup-simplify]: Simplify 0 into 0 1.040 * [backup-simplify]: Simplify 0 into 0 1.040 * [backup-simplify]: Simplify (- 0) into 0 1.041 * [backup-simplify]: Simplify (+ 1 0) into 1 1.041 * [backup-simplify]: Simplify (- 0) into 0 1.042 * [backup-simplify]: Simplify (+ 1 0) into 1