4.840 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.022 * * * [progress]: [2/2] Setting up program. 0.026 * [progress]: [Phase 2 of 3] Improving. 0.026 * [simplify]: Simplifying: (+ x (/ (* (- y z) t) (- a z))) 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]: Extracting # 5 : cost 0 0.026 * * [simplify]: Extracting # 6 : cost 0 0.026 * * [simplify]: iteration 0 : 10 enodes (cost 11 ) 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 1 : 17 enodes (cost 11 ) 0.033 * * [simplify]: Extracting # 0 : cost 0 0.033 * * [simplify]: Extracting # 1 : cost 0 0.033 * * [simplify]: Extracting # 2 : cost 0 0.033 * * [simplify]: iteration 2 : 35 enodes (cost 11 ) 0.044 * * [simplify]: Extracting # 0 : cost 0 0.044 * * [simplify]: Extracting # 1 : cost 0 0.044 * * [simplify]: Extracting # 2 : cost 0 0.045 * * [simplify]: iteration 3 : 60 enodes (cost 11 ) 0.064 * * [simplify]: Extracting # 0 : cost 0 0.064 * * [simplify]: Extracting # 1 : cost 0 0.064 * * [simplify]: Extracting # 2 : cost 0 0.065 * * [simplify]: iteration 4 : 96 enodes (cost 11 ) 0.110 * * [simplify]: Extracting # 0 : cost 0 0.110 * * [simplify]: Extracting # 1 : cost 0 0.110 * * [simplify]: Extracting # 2 : cost 0 0.111 * * [simplify]: iteration 5 : 140 enodes (cost 11 ) 0.135 * * [simplify]: Extracting # 0 : cost 0 0.136 * * [simplify]: Extracting # 1 : cost 0 0.136 * * [simplify]: Extracting # 2 : cost 0 0.136 * * [simplify]: iteration 6 : 163 enodes (cost 11 ) 0.177 * * [simplify]: Extracting # 0 : cost 0 0.177 * * [simplify]: Extracting # 1 : cost 0 0.177 * * [simplify]: Extracting # 2 : cost 0 0.177 * * [simplify]: iteration 7 : 180 enodes (cost 11 ) 0.213 * * [simplify]: Extracting # 0 : cost 0 0.213 * * [simplify]: Extracting # 1 : cost 0 0.213 * * [simplify]: Extracting # 2 : cost 0 0.214 * * [simplify]: Extracting # 3 : cost 0 0.214 * * [simplify]: iteration 8 : 202 enodes (cost 11 ) 0.262 * * [simplify]: Extracting # 0 : cost 0 0.262 * * [simplify]: Extracting # 1 : cost 0 0.263 * * [simplify]: Extracting # 2 : cost 0 0.263 * * [simplify]: iteration 9 : 247 enodes (cost 11 ) 0.333 * * [simplify]: Extracting # 0 : cost 0 0.334 * * [simplify]: Extracting # 1 : cost 0 0.334 * * [simplify]: Extracting # 2 : cost 0 0.334 * * [simplify]: iteration 10 : 327 enodes (cost 11 ) 0.492 * * [simplify]: Extracting # 0 : cost 0 0.493 * * [simplify]: Extracting # 1 : cost 0 0.493 * * [simplify]: Extracting # 2 : cost 0 0.493 * * [simplify]: iteration 11 : 365 enodes (cost 11 ) 0.621 * * [simplify]: Extracting # 0 : cost 0 0.622 * * [simplify]: Extracting # 1 : cost 0 0.623 * * [simplify]: Extracting # 2 : cost 0 0.623 * * [simplify]: iteration 12 : 399 enodes (cost 11 ) 0.750 * * [simplify]: Extracting # 0 : cost 0 0.750 * * [simplify]: Extracting # 1 : cost 0 0.750 * * [simplify]: Extracting # 2 : cost 0 0.751 * * [simplify]: iteration 13 : 405 enodes (cost 11 ) 0.853 * * [simplify]: Extracting # 0 : cost 0 0.853 * * [simplify]: iteration 14 : 407 enodes (cost 11 ) 0.966 * * [simplify]: Extracting # 0 : cost 0 0.967 * * [simplify]: iteration done: 407 enodes (cost 11 ) 0.967 * [simplify]: Simplified to: (+ x (/ (* (- y z) t) (- a z))) 0.968 * * [progress]: iteration 1 / 4 0.968 * * * [progress]: picking best candidate 0.971 * * * * [pick]: Picked # 0.971 * * * [progress]: localizing error 0.986 * * * [progress]: generating rewritten candidates 0.986 * * * * [progress]: [ 1 / 3 ] rewriting at (2 2) 1.018 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2 1) 1.040 * * * * [progress]: [ 3 / 3 ] rewriting at (2) 1.088 * * * [progress]: generating series expansions 1.088 * * * * [progress]: [ 1 / 3 ] generating series at (2 2) 1.089 * [backup-simplify]: Simplify (/ (* (- y z) t) (- a z)) into (/ (* (- y z) t) (- a z)) 1.089 * [approximate]: Taking taylor expansion of (/ (* (- y z) t) (- a z)) in (y z t a) around 0 1.089 * [taylor]: Taking taylor expansion of (/ (* (- y z) t) (- a z)) in a 1.089 * [taylor]: Taking taylor expansion of (* (- y z) t) in a 1.089 * [taylor]: Taking taylor expansion of (- y z) in a 1.089 * [taylor]: Taking taylor expansion of y in a 1.089 * [backup-simplify]: Simplify y into y 1.089 * [taylor]: Taking taylor expansion of z in a 1.089 * [backup-simplify]: Simplify z into z 1.089 * [taylor]: Taking taylor expansion of t in a 1.089 * [backup-simplify]: Simplify t into t 1.089 * [taylor]: Taking taylor expansion of (- a z) in a 1.089 * [taylor]: Taking taylor expansion of a in a 1.089 * [backup-simplify]: Simplify 0 into 0 1.089 * [backup-simplify]: Simplify 1 into 1 1.089 * [taylor]: Taking taylor expansion of z in a 1.089 * [backup-simplify]: Simplify z into z 1.089 * [backup-simplify]: Simplify (- z) into (- z) 1.089 * [backup-simplify]: Simplify (+ y (- z)) into (- y z) 1.089 * [backup-simplify]: Simplify (* (- y z) t) into (* (- y z) t) 1.089 * [backup-simplify]: Simplify (- z) into (- z) 1.090 * [backup-simplify]: Simplify (+ 0 (- z)) into (- z) 1.090 * [backup-simplify]: Simplify (/ (* (- y z) t) (- z)) into (* -1 (/ (* (- y z) t) z)) 1.090 * [taylor]: Taking taylor expansion of (/ (* (- y z) t) (- a z)) in t 1.090 * [taylor]: Taking taylor expansion of (* (- y z) t) in t 1.090 * [taylor]: Taking taylor expansion of (- y z) in t 1.090 * [taylor]: Taking taylor expansion of y in t 1.090 * [backup-simplify]: Simplify y into y 1.090 * [taylor]: Taking taylor expansion of z in t 1.090 * [backup-simplify]: Simplify z into z 1.090 * [taylor]: Taking taylor expansion of t in t 1.090 * [backup-simplify]: Simplify 0 into 0 1.090 * [backup-simplify]: Simplify 1 into 1 1.090 * [taylor]: Taking taylor expansion of (- a z) in t 1.090 * [taylor]: Taking taylor expansion of a in t 1.090 * [backup-simplify]: Simplify a into a 1.090 * [taylor]: Taking taylor expansion of z in t 1.090 * [backup-simplify]: Simplify z into z 1.090 * [backup-simplify]: Simplify (- z) into (- z) 1.090 * [backup-simplify]: Simplify (+ y (- z)) into (- y z) 1.090 * [backup-simplify]: Simplify (* (- y z) 0) into 0 1.091 * [backup-simplify]: Simplify (- 0) into 0 1.092 * [backup-simplify]: Simplify (+ 0 0) into 0 1.092 * [backup-simplify]: Simplify (+ (* (- y z) 1) (* 0 0)) into (- y z) 1.092 * [backup-simplify]: Simplify (- z) into (- z) 1.092 * [backup-simplify]: Simplify (+ a (- z)) into (- a z) 1.092 * [backup-simplify]: Simplify (/ (- y z) (- a z)) into (/ (- y z) (- a z)) 1.092 * [taylor]: Taking taylor expansion of (/ (* (- y z) t) (- a z)) in z 1.092 * [taylor]: Taking taylor expansion of (* (- y z) t) in z 1.092 * [taylor]: Taking taylor expansion of (- y z) in z 1.092 * [taylor]: Taking taylor expansion of y in z 1.092 * [backup-simplify]: Simplify y into y 1.092 * [taylor]: Taking taylor expansion of z in z 1.093 * [backup-simplify]: Simplify 0 into 0 1.093 * [backup-simplify]: Simplify 1 into 1 1.093 * [taylor]: Taking taylor expansion of t in z 1.093 * [backup-simplify]: Simplify t into t 1.093 * [taylor]: Taking taylor expansion of (- a z) in z 1.093 * [taylor]: Taking taylor expansion of a in z 1.093 * [backup-simplify]: Simplify a into a 1.093 * [taylor]: Taking taylor expansion of z in z 1.093 * [backup-simplify]: Simplify 0 into 0 1.093 * [backup-simplify]: Simplify 1 into 1 1.093 * [backup-simplify]: Simplify (- 0) into 0 1.093 * [backup-simplify]: Simplify (+ y 0) into y 1.093 * [backup-simplify]: Simplify (* y t) into (* t y) 1.094 * [backup-simplify]: Simplify (- 0) into 0 1.094 * [backup-simplify]: Simplify (+ a 0) into a 1.094 * [backup-simplify]: Simplify (/ (* t y) a) into (/ (* t y) a) 1.094 * [taylor]: Taking taylor expansion of (/ (* (- y z) t) (- a z)) in y 1.094 * [taylor]: Taking taylor expansion of (* (- y z) t) in y 1.094 * [taylor]: Taking taylor expansion of (- y z) in y 1.094 * [taylor]: Taking taylor expansion of y in y 1.094 * [backup-simplify]: Simplify 0 into 0 1.094 * [backup-simplify]: Simplify 1 into 1 1.094 * [taylor]: Taking taylor expansion of z in y 1.094 * [backup-simplify]: Simplify z into z 1.094 * [taylor]: Taking taylor expansion of t in y 1.094 * [backup-simplify]: Simplify t into t 1.094 * [taylor]: Taking taylor expansion of (- a z) in y 1.094 * [taylor]: Taking taylor expansion of a in y 1.094 * [backup-simplify]: Simplify a into a 1.094 * [taylor]: Taking taylor expansion of z in y 1.094 * [backup-simplify]: Simplify z into z 1.094 * [backup-simplify]: Simplify (- z) into (- z) 1.095 * [backup-simplify]: Simplify (+ 0 (- z)) into (- z) 1.095 * [backup-simplify]: Simplify (* (- z) t) into (* -1 (* t z)) 1.095 * [backup-simplify]: Simplify (- z) into (- z) 1.095 * [backup-simplify]: Simplify (+ a (- z)) into (- a z) 1.095 * [backup-simplify]: Simplify (/ (* -1 (* t z)) (- a z)) into (* -1 (/ (* t z) (- a z))) 1.095 * [taylor]: Taking taylor expansion of (/ (* (- y z) t) (- a z)) in y 1.095 * [taylor]: Taking taylor expansion of (* (- y z) t) in y 1.095 * [taylor]: Taking taylor expansion of (- y z) in y 1.095 * [taylor]: Taking taylor expansion of y in y 1.095 * [backup-simplify]: Simplify 0 into 0 1.095 * [backup-simplify]: Simplify 1 into 1 1.095 * [taylor]: Taking taylor expansion of z in y 1.095 * [backup-simplify]: Simplify z into z 1.095 * [taylor]: Taking taylor expansion of t in y 1.095 * [backup-simplify]: Simplify t into t 1.095 * [taylor]: Taking taylor expansion of (- a z) in y 1.095 * [taylor]: Taking taylor expansion of a in y 1.095 * [backup-simplify]: Simplify a into a 1.095 * [taylor]: Taking taylor expansion of z in y 1.095 * [backup-simplify]: Simplify z into z 1.095 * [backup-simplify]: Simplify (- z) into (- z) 1.095 * [backup-simplify]: Simplify (+ 0 (- z)) into (- z) 1.096 * [backup-simplify]: Simplify (* (- z) t) into (* -1 (* t z)) 1.096 * [backup-simplify]: Simplify (- z) into (- z) 1.096 * [backup-simplify]: Simplify (+ a (- z)) into (- a z) 1.096 * [backup-simplify]: Simplify (/ (* -1 (* t z)) (- a z)) into (* -1 (/ (* t z) (- a z))) 1.096 * [taylor]: Taking taylor expansion of (* -1 (/ (* t z) (- a z))) in z 1.096 * [taylor]: Taking taylor expansion of -1 in z 1.096 * [backup-simplify]: Simplify -1 into -1 1.096 * [taylor]: Taking taylor expansion of (/ (* t z) (- a z)) in z 1.096 * [taylor]: Taking taylor expansion of (* t z) in z 1.096 * [taylor]: Taking taylor expansion of t in z 1.096 * [backup-simplify]: Simplify t into t 1.096 * [taylor]: Taking taylor expansion of z in z 1.096 * [backup-simplify]: Simplify 0 into 0 1.096 * [backup-simplify]: Simplify 1 into 1 1.096 * [taylor]: Taking taylor expansion of (- a z) in z 1.096 * [taylor]: Taking taylor expansion of a in z 1.096 * [backup-simplify]: Simplify a into a 1.096 * [taylor]: Taking taylor expansion of z in z 1.096 * [backup-simplify]: Simplify 0 into 0 1.096 * [backup-simplify]: Simplify 1 into 1 1.097 * [backup-simplify]: Simplify (* t 0) into 0 1.097 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 1.097 * [backup-simplify]: Simplify (- 0) into 0 1.098 * [backup-simplify]: Simplify (+ a 0) into a 1.098 * [backup-simplify]: Simplify (/ t a) into (/ t a) 1.098 * [backup-simplify]: Simplify (- 0) into 0 1.099 * [backup-simplify]: Simplify (+ 1 0) into 1 1.099 * [backup-simplify]: Simplify (+ (* (- z) 0) (* 1 t)) into t 1.099 * [backup-simplify]: Simplify (- 0) into 0 1.099 * [backup-simplify]: Simplify (+ 0 0) into 0 1.100 * [backup-simplify]: Simplify (- (/ t (- a z)) (+ (* (* -1 (/ (* t z) (- a z))) (/ 0 (- a z))))) into (/ t (- a z)) 1.100 * [taylor]: Taking taylor expansion of (/ t (- a z)) in z 1.100 * [taylor]: Taking taylor expansion of t in z 1.100 * [backup-simplify]: Simplify t into t 1.100 * [taylor]: Taking taylor expansion of (- a z) in z 1.100 * [taylor]: Taking taylor expansion of a in z 1.100 * [backup-simplify]: Simplify a into a 1.100 * [taylor]: Taking taylor expansion of z in z 1.100 * [backup-simplify]: Simplify 0 into 0 1.100 * [backup-simplify]: Simplify 1 into 1 1.100 * [backup-simplify]: Simplify (- 0) into 0 1.101 * [backup-simplify]: Simplify (+ a 0) into a 1.101 * [backup-simplify]: Simplify (/ t a) into (/ t a) 1.101 * [taylor]: Taking taylor expansion of (/ t a) in t 1.101 * [taylor]: Taking taylor expansion of t in t 1.101 * [backup-simplify]: Simplify 0 into 0 1.101 * [backup-simplify]: Simplify 1 into 1 1.101 * [taylor]: Taking taylor expansion of a in t 1.101 * [backup-simplify]: Simplify a into a 1.101 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a) 1.101 * [taylor]: Taking taylor expansion of (/ 1 a) in a 1.101 * [taylor]: Taking taylor expansion of a in a 1.101 * [backup-simplify]: Simplify 0 into 0 1.101 * [backup-simplify]: Simplify 1 into 1 1.101 * [backup-simplify]: Simplify (/ 1 1) into 1 1.102 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1.102 * [backup-simplify]: Simplify 0 into 0 1.102 * [backup-simplify]: Simplify (* -1 (/ t a)) into (* -1 (/ t a)) 1.102 * [taylor]: Taking taylor expansion of (* -1 (/ t a)) in t 1.103 * [taylor]: Taking taylor expansion of -1 in t 1.103 * [backup-simplify]: Simplify -1 into -1 1.103 * [taylor]: Taking taylor expansion of (/ t a) in t 1.103 * [taylor]: Taking taylor expansion of t in t 1.103 * [backup-simplify]: Simplify 0 into 0 1.103 * [backup-simplify]: Simplify 1 into 1 1.103 * [taylor]: Taking taylor expansion of a in t 1.103 * [backup-simplify]: Simplify a into a 1.103 * [backup-simplify]: Simplify (/ 1 a) into (/ 1 a) 1.103 * [backup-simplify]: Simplify (* -1 (/ 1 a)) into (/ -1 a) 1.103 * [taylor]: Taking taylor expansion of (/ -1 a) in a 1.103 * [taylor]: Taking taylor expansion of -1 in a 1.103 * [backup-simplify]: Simplify -1 into -1 1.103 * [taylor]: Taking taylor expansion of a in a 1.103 * [backup-simplify]: Simplify 0 into 0 1.103 * [backup-simplify]: Simplify 1 into 1 1.104 * [backup-simplify]: Simplify (/ -1 1) into -1 1.105 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 1.105 * [backup-simplify]: Simplify 0 into 0 1.105 * [backup-simplify]: Simplify (- 0) into 0 1.106 * [backup-simplify]: Simplify (+ 0 0) into 0 1.106 * [backup-simplify]: Simplify (+ (* (- z) 0) (+ (* 1 0) (* 0 t))) into 0 1.107 * [backup-simplify]: Simplify (- 0) into 0 1.107 * [backup-simplify]: Simplify (+ 0 0) into 0 1.108 * [backup-simplify]: Simplify (- (/ 0 (- a z)) (+ (* (* -1 (/ (* t z) (- a z))) (/ 0 (- a z))) (* (/ t (- a z)) (/ 0 (- a z))))) into 0 1.108 * [taylor]: Taking taylor expansion of 0 in z 1.108 * [backup-simplify]: Simplify 0 into 0 1.108 * [taylor]: Taking taylor expansion of 0 in t 1.108 * [backup-simplify]: Simplify 0 into 0 1.108 * [taylor]: Taking taylor expansion of 0 in a 1.108 * [backup-simplify]: Simplify 0 into 0 1.108 * [backup-simplify]: Simplify 0 into 0 1.108 * [backup-simplify]: Simplify (- 1) into -1 1.109 * [backup-simplify]: Simplify (+ 0 -1) into -1