31.369 * [progress]: [Phase 1 of 3] Setting up. 0.002 * * * [progress]: [1/2] Preparing points 0.035 * * * [progress]: [2/2] Setting up program. 0.037 * [progress]: [Phase 2 of 3] Improving. 0.038 * [simplify]: Simplifying: (+ x (* y (/ (- z t) (- z a)))) 0.038 * * [simplify]: Extracting # 0 : cost 0 0.038 * * [simplify]: Extracting # 1 : cost 0 0.038 * * [simplify]: Extracting # 2 : cost 0 0.038 * * [simplify]: Extracting # 3 : cost 0 0.038 * * [simplify]: Extracting # 4 : cost 0 0.038 * * [simplify]: Extracting # 5 : cost 0 0.038 * * [simplify]: Extracting # 6 : cost 0 0.038 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 0.039 * * [simplify]: Extracting # 0 : cost 0 0.040 * * [simplify]: Extracting # 1 : cost 0 0.040 * * [simplify]: Extracting # 2 : cost 0 0.040 * * [simplify]: iteration 1 : 21 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 : 37 enodes (cost 10 ) 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 : 60 enodes (cost 10 ) 0.061 * * [simplify]: Extracting # 0 : cost 0 0.061 * * [simplify]: Extracting # 1 : cost 0 0.061 * * [simplify]: Extracting # 2 : cost 0 0.061 * * [simplify]: iteration 4 : 103 enodes (cost 10 ) 0.109 * * [simplify]: Extracting # 0 : cost 0 0.109 * * [simplify]: Extracting # 1 : cost 0 0.109 * * [simplify]: Extracting # 2 : cost 0 0.109 * * [simplify]: iteration 5 : 163 enodes (cost 10 ) 0.141 * * [simplify]: Extracting # 0 : cost 0 0.141 * * [simplify]: Extracting # 1 : cost 0 0.142 * * [simplify]: Extracting # 2 : cost 0 0.142 * * [simplify]: iteration 6 : 214 enodes (cost 10 ) 0.229 * * [simplify]: Extracting # 0 : cost 0 0.229 * * [simplify]: Extracting # 1 : cost 0 0.230 * * [simplify]: Extracting # 2 : cost 0 0.230 * * [simplify]: iteration 7 : 241 enodes (cost 10 ) 0.300 * * [simplify]: Extracting # 0 : cost 0 0.300 * * [simplify]: Extracting # 1 : cost 0 0.301 * * [simplify]: Extracting # 2 : cost 0 0.301 * * [simplify]: Extracting # 3 : cost 0 0.301 * * [simplify]: iteration 8 : 280 enodes (cost 10 ) 0.383 * * [simplify]: Extracting # 0 : cost 0 0.383 * * [simplify]: Extracting # 1 : cost 0 0.384 * * [simplify]: Extracting # 2 : cost 0 0.384 * * [simplify]: iteration 9 : 321 enodes (cost 10 ) 0.467 * * [simplify]: Extracting # 0 : cost 0 0.472 * * [simplify]: Extracting # 1 : cost 0 0.472 * * [simplify]: Extracting # 2 : cost 0 0.473 * * [simplify]: iteration 10 : 406 enodes (cost 10 ) 0.713 * * [simplify]: Extracting # 0 : cost 0 0.713 * * [simplify]: Extracting # 1 : cost 0 0.714 * * [simplify]: Extracting # 2 : cost 0 0.714 * * [simplify]: iteration 11 : 504 enodes (cost 10 ) 0.870 * * [simplify]: Extracting # 0 : cost 0 0.871 * * [simplify]: Extracting # 1 : cost 0 0.872 * * [simplify]: Extracting # 2 : cost 0 0.873 * * [simplify]: iteration 12 : 572 enodes (cost 10 ) 1.110 * * [simplify]: Extracting # 0 : cost 0 1.111 * * [simplify]: Extracting # 1 : cost 0 1.112 * * [simplify]: Extracting # 2 : cost 0 1.113 * * [simplify]: iteration 13 : 636 enodes (cost 10 ) 1.418 * * [simplify]: Extracting # 0 : cost 0 1.419 * * [simplify]: Extracting # 1 : cost 0 1.420 * * [simplify]: iteration 14 : 664 enodes (cost 10 ) 1.661 * * [simplify]: Extracting # 0 : cost 0 1.662 * * [simplify]: iteration done: 664 enodes (cost 10 ) 1.662 * [simplify]: Simplified to: (fma (/ (- z t) (- z a)) y x) 1.669 * * [progress]: iteration 1 / 4 1.669 * * * [progress]: picking best candidate 1.671 * * * * [pick]: Picked # 1.671 * * * [progress]: localizing error 1.680 * * * [progress]: generating rewritten candidates 1.681 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 1.733 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2) 1.773 * * * [progress]: generating series expansions 1.773 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 1.773 * [backup-simplify]: Simplify (* y (/ (- z t) (- z a))) into (/ (* y (- z t)) (- z a)) 1.773 * [approximate]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in (y z t a) around 0 1.773 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in a 1.773 * [taylor]: Taking taylor expansion of (* y (- z t)) in a 1.773 * [taylor]: Taking taylor expansion of y in a 1.773 * [backup-simplify]: Simplify y into y 1.773 * [taylor]: Taking taylor expansion of (- z t) in a 1.773 * [taylor]: Taking taylor expansion of z in a 1.773 * [backup-simplify]: Simplify z into z 1.773 * [taylor]: Taking taylor expansion of t in a 1.773 * [backup-simplify]: Simplify t into t 1.773 * [taylor]: Taking taylor expansion of (- z a) in a 1.773 * [taylor]: Taking taylor expansion of z in a 1.773 * [backup-simplify]: Simplify z into z 1.773 * [taylor]: Taking taylor expansion of a in a 1.773 * [backup-simplify]: Simplify 0 into 0 1.773 * [backup-simplify]: Simplify 1 into 1 1.773 * [backup-simplify]: Simplify (- t) into (- t) 1.773 * [backup-simplify]: Simplify (+ z (- t)) into (- z t) 1.773 * [backup-simplify]: Simplify (* y (- z t)) into (* y (- z t)) 1.774 * [backup-simplify]: Simplify (- 0) into 0 1.774 * [backup-simplify]: Simplify (+ z 0) into z 1.774 * [backup-simplify]: Simplify (/ (* y (- z t)) z) into (/ (* y (- z t)) z) 1.774 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in t 1.774 * [taylor]: Taking taylor expansion of (* y (- z t)) in t 1.774 * [taylor]: Taking taylor expansion of y in t 1.774 * [backup-simplify]: Simplify y into y 1.774 * [taylor]: Taking taylor expansion of (- z t) in t 1.774 * [taylor]: Taking taylor expansion of z in t 1.774 * [backup-simplify]: Simplify z into z 1.774 * [taylor]: Taking taylor expansion of t in t 1.774 * [backup-simplify]: Simplify 0 into 0 1.774 * [backup-simplify]: Simplify 1 into 1 1.774 * [taylor]: Taking taylor expansion of (- z a) in t 1.774 * [taylor]: Taking taylor expansion of z in t 1.774 * [backup-simplify]: Simplify z into z 1.774 * [taylor]: Taking taylor expansion of a in t 1.774 * [backup-simplify]: Simplify a into a 1.774 * [backup-simplify]: Simplify (- 0) into 0 1.774 * [backup-simplify]: Simplify (+ z 0) into z 1.775 * [backup-simplify]: Simplify (* y z) into (* z y) 1.775 * [backup-simplify]: Simplify (- a) into (- a) 1.775 * [backup-simplify]: Simplify (+ z (- a)) into (- z a) 1.775 * [backup-simplify]: Simplify (/ (* z y) (- z a)) into (/ (* z y) (- z a)) 1.775 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in z 1.775 * [taylor]: Taking taylor expansion of (* y (- z t)) in z 1.775 * [taylor]: Taking taylor expansion of y in z 1.775 * [backup-simplify]: Simplify y into y 1.775 * [taylor]: Taking taylor expansion of (- z t) in z 1.775 * [taylor]: Taking taylor expansion of z in z 1.775 * [backup-simplify]: Simplify 0 into 0 1.775 * [backup-simplify]: Simplify 1 into 1 1.775 * [taylor]: Taking taylor expansion of t in z 1.775 * [backup-simplify]: Simplify t into t 1.775 * [taylor]: Taking taylor expansion of (- z a) in z 1.775 * [taylor]: Taking taylor expansion of z in z 1.775 * [backup-simplify]: Simplify 0 into 0 1.775 * [backup-simplify]: Simplify 1 into 1 1.775 * [taylor]: Taking taylor expansion of a in z 1.775 * [backup-simplify]: Simplify a into a 1.775 * [backup-simplify]: Simplify (- t) into (- t) 1.775 * [backup-simplify]: Simplify (+ 0 (- t)) into (- t) 1.775 * [backup-simplify]: Simplify (* y (- t)) into (* -1 (* t y)) 1.775 * [backup-simplify]: Simplify (- a) into (- a) 1.775 * [backup-simplify]: Simplify (+ 0 (- a)) into (- a) 1.775 * [backup-simplify]: Simplify (/ (* -1 (* t y)) (- a)) into (/ (* t y) a) 1.775 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in y 1.775 * [taylor]: Taking taylor expansion of (* y (- z t)) in y 1.775 * [taylor]: Taking taylor expansion of y in y 1.775 * [backup-simplify]: Simplify 0 into 0 1.775 * [backup-simplify]: Simplify 1 into 1 1.775 * [taylor]: Taking taylor expansion of (- z t) in y 1.775 * [taylor]: Taking taylor expansion of z in y 1.775 * [backup-simplify]: Simplify z into z 1.775 * [taylor]: Taking taylor expansion of t in y 1.775 * [backup-simplify]: Simplify t into t 1.775 * [taylor]: Taking taylor expansion of (- z a) in y 1.775 * [taylor]: Taking taylor expansion of z in y 1.776 * [backup-simplify]: Simplify z into z 1.776 * [taylor]: Taking taylor expansion of a in y 1.776 * [backup-simplify]: Simplify a into a 1.776 * [backup-simplify]: Simplify (- t) into (- t) 1.776 * [backup-simplify]: Simplify (+ z (- t)) into (- z t) 1.776 * [backup-simplify]: Simplify (* 0 (- z t)) into 0 1.776 * [backup-simplify]: Simplify (- 0) into 0 1.776 * [backup-simplify]: Simplify (+ 0 0) into 0 1.777 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (- z t))) into (- z t) 1.777 * [backup-simplify]: Simplify (- a) into (- a) 1.777 * [backup-simplify]: Simplify (+ z (- a)) into (- z a) 1.777 * [backup-simplify]: Simplify (/ (- z t) (- z a)) into (/ (- z t) (- z a)) 1.777 * [taylor]: Taking taylor expansion of (/ (* y (- z t)) (- z a)) in y 1.777 * [taylor]: Taking taylor expansion of (* y (- z t)) in y 1.777 * [taylor]: Taking taylor expansion of y in y 1.777 * [backup-simplify]: Simplify 0 into 0 1.777 * [backup-simplify]: Simplify 1 into 1 1.777 * [taylor]: Taking taylor expansion of (- z t) in y 1.777 * [taylor]: Taking taylor expansion of z in y 1.777 * [backup-simplify]: Simplify z into z 1.777 * [taylor]: Taking taylor expansion of t in y 1.777 * [backup-simplify]: Simplify t into t 1.777 * [taylor]: Taking taylor expansion of (- z a) in y 1.777 * [taylor]: Taking taylor expansion of z in y 1.777 * [backup-simplify]: Simplify z into z 1.777 * [taylor]: Taking taylor expansion of a in y 1.777 * [backup-simplify]: Simplify a into a 1.777 * [backup-simplify]: Simplify (- t) into (- t) 1.777 * [backup-simplify]: Simplify (+ z (- t)) into (- z t) 1.777 * [backup-simplify]: Simplify (* 0 (- z t)) into 0 1.777 * [backup-simplify]: Simplify (- 0) into 0 1.777 * [backup-simplify]: Simplify (+ 0 0) into 0 1.778 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (- z t))) into (- z t) 1.778 * [backup-simplify]: Simplify (- a) into (- a) 1.778 * [backup-simplify]: Simplify (+ z (- a)) into (- z a) 1.778 * [backup-simplify]: Simplify (/ (- z t) (- z a)) into (/ (- z t) (- z a)) 1.778 * [taylor]: Taking taylor expansion of (/ (- z t) (- z a)) in z 1.778 * [taylor]: Taking taylor expansion of (- z t) in z 1.778 * [taylor]: Taking taylor expansion of z in z 1.778 * [backup-simplify]: Simplify 0 into 0 1.778 * [backup-simplify]: Simplify 1 into 1 1.778 * [taylor]: Taking taylor expansion of t in z 1.778 * [backup-simplify]: Simplify t into t 1.778 * [taylor]: Taking taylor expansion of (- z a) in z 1.778 * [taylor]: Taking taylor expansion of z in z 1.778 * [backup-simplify]: Simplify 0 into 0 1.778 * [backup-simplify]: Simplify 1 into 1 1.778 * [taylor]: Taking taylor expansion of a in z 1.778 * [backup-simplify]: Simplify a into a 1.778 * [backup-simplify]: Simplify (- t) into (- t) 1.778 * [backup-simplify]: Simplify (+ 0 (- t)) into (- t) 1.778 * [backup-simplify]: Simplify (- a) into (- a) 1.778 * [backup-simplify]: Simplify (+ 0 (- a)) into (- a) 1.778 * [backup-simplify]: Simplify (/ (- t) (- a)) into (/ t a) 1.778 * [taylor]: Taking taylor expansion of (/ t a) in t 1.778 * [taylor]: Taking taylor expansion of t in t 1.778 * [backup-simplify]: Simplify 0 into 0 1.778 * [backup-simplify]: Simplify 1 into 1 1.778 * [taylor]: Taking taylor expansion of a in t 1.778 * [backup-simplify]: Simplify a into a 1.778 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a) 1.779 * [backup-simplify]: Simplify (- 0) into 0 1.779 * [backup-simplify]: Simplify (+ 0 0) into 0 1.780 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (- z t)))) into 0 1.780 * [backup-simplify]: Simplify (- 0) into 0 1.780 * [backup-simplify]: Simplify (+ 0 0) into 0 1.780 * [backup-simplify]: Simplify (- (/ 0 (- z a)) (+ (* (/ (- z t) (- z a)) (/ 0 (- z a))))) into 0 1.780 * [taylor]: Taking taylor expansion of 0 in z 1.780 * [backup-simplify]: Simplify 0 into 0 1.780 * [taylor]: Taking taylor expansion of 0 in t 1.780 * [backup-simplify]: Simplify 0 into 0 1.780 * [taylor]: Taking taylor expansion of 0 in a 1.780 * [backup-simplify]: Simplify 0 into 0 1.780 * [backup-simplify]: Simplify 0 into 0 1.781 * [backup-simplify]: Simplify (- 0) into 0 1.781 * [backup-simplify]: Simplify (+ 1 0) into 1 1.781 * [backup-simplify]: Simplify (- 0) into 0 1.781 * [backup-simplify]: Simplify (+ 1 0) into 1