0.090 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.040 * * * [progress]: [2/2] Setting up program. 0.043 * [progress]: [Phase 2 of 3] Improving. 0.043 * [simplify]: Simplifying: (/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0)) 0.043 * * [simplify]: Extracting # 0 : cost 0 0.043 * * [simplify]: Extracting # 1 : cost 0 0.043 * * [simplify]: Extracting # 2 : cost 0 0.043 * * [simplify]: Extracting # 3 : cost 0 0.043 * * [simplify]: Extracting # 4 : cost 0 0.043 * * [simplify]: Extracting # 5 : cost 0 0.043 * * [simplify]: Extracting # 6 : cost 0 0.043 * * [simplify]: Extracting # 7 : cost 0 0.043 * * [simplify]: Extracting # 8 : cost 0 0.043 * * [simplify]: Extracting # 9 : cost 0 0.043 * * [simplify]: iteration 0 : 13 enodes (cost 17 ) 0.045 * * [simplify]: Extracting # 0 : cost 0 0.045 * * [simplify]: Extracting # 1 : cost 0 0.045 * * [simplify]: Extracting # 2 : cost 0 0.045 * * [simplify]: iteration 1 : 23 enodes (cost 17 ) 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 2 : 35 enodes (cost 17 ) 0.054 * * [simplify]: Extracting # 0 : cost 0 0.055 * * [simplify]: Extracting # 1 : cost 0 0.055 * * [simplify]: Extracting # 2 : cost 0 0.055 * * [simplify]: iteration 3 : 60 enodes (cost 17 ) 0.065 * * [simplify]: Extracting # 0 : cost 0 0.066 * * [simplify]: Extracting # 1 : cost 0 0.066 * * [simplify]: Extracting # 2 : cost 0 0.066 * * [simplify]: iteration 4 : 103 enodes (cost 17 ) 0.103 * * [simplify]: Extracting # 0 : cost 0 0.103 * * [simplify]: Extracting # 1 : cost 0 0.103 * * [simplify]: Extracting # 2 : cost 0 0.104 * * [simplify]: Extracting # 3 : cost 0 0.104 * * [simplify]: iteration 5 : 178 enodes (cost 17 ) 0.185 * * [simplify]: Extracting # 0 : cost 0 0.186 * * [simplify]: Extracting # 1 : cost 0 0.186 * * [simplify]: Extracting # 2 : cost 0 0.187 * * [simplify]: iteration 6 : 362 enodes (cost 17 ) 0.315 * * [simplify]: Extracting # 0 : cost 0 0.316 * * [simplify]: Extracting # 1 : cost 0 0.317 * * [simplify]: Extracting # 2 : cost 0 0.317 * * [simplify]: iteration 7 : 829 enodes (cost 17 ) 1.061 * * [simplify]: Extracting # 0 : cost 0 1.063 * * [simplify]: Extracting # 1 : cost 0 1.065 * * [simplify]: Extracting # 2 : cost 0 1.067 * * [simplify]: Extracting # 3 : cost 0 1.069 * * [simplify]: iteration 8 : 2007 enodes (cost 17 ) 5.048 * * [simplify]: Extracting # 0 : cost 0 5.054 * * [simplify]: Extracting # 1 : cost 0 5.062 * * [simplify]: Extracting # 2 : cost 0 5.069 * * [simplify]: Extracting # 3 : cost 0 5.075 * * [simplify]: Extracting # 4 : cost 0 5.083 * * [simplify]: iteration done: 5001 enodes (cost 17 ) 5.083 * [simplify]: Simplified to: (/ (+ x (/ (- (* y z) x) (- (* t z) x))) (+ x 1.0)) 5.084 * * [progress]: iteration 1 / 4 5.084 * * * [progress]: picking best candidate 5.088 * * * * [pick]: Picked # 5.088 * * * [progress]: localizing error 5.127 * * * [progress]: generating rewritten candidates 5.127 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 2) 5.159 * * * * [progress]: [ 2 / 4 ] rewriting at (2) 5.334 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1) 5.384 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1 2 1) 5.395 * * * [progress]: generating series expansions 5.395 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 2) 5.395 * [backup-simplify]: Simplify (/ (- (* y z) x) (- (* t z) x)) into (/ (- (* z y) x) (- (* t z) x)) 5.395 * [approximate]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in (y z x t) around 0 5.395 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in t 5.395 * [taylor]: Taking taylor expansion of (- (* z y) x) in t 5.395 * [taylor]: Taking taylor expansion of (* z y) in t 5.395 * [taylor]: Taking taylor expansion of z in t 5.396 * [backup-simplify]: Simplify z into z 5.396 * [taylor]: Taking taylor expansion of y in t 5.396 * [backup-simplify]: Simplify y into y 5.396 * [taylor]: Taking taylor expansion of x in t 5.396 * [backup-simplify]: Simplify x into x 5.396 * [taylor]: Taking taylor expansion of (- (* t z) x) in t 5.396 * [taylor]: Taking taylor expansion of (* t z) in t 5.396 * [taylor]: Taking taylor expansion of t in t 5.396 * [backup-simplify]: Simplify 0 into 0 5.396 * [backup-simplify]: Simplify 1 into 1 5.396 * [taylor]: Taking taylor expansion of z in t 5.396 * [backup-simplify]: Simplify z into z 5.396 * [taylor]: Taking taylor expansion of x in t 5.396 * [backup-simplify]: Simplify x into x 5.396 * [backup-simplify]: Simplify (* z y) into (* z y) 5.396 * [backup-simplify]: Simplify (- x) into (- x) 5.396 * [backup-simplify]: Simplify (+ (* z y) (- x)) into (- (* z y) x) 5.396 * [backup-simplify]: Simplify (* 0 z) into 0 5.396 * [backup-simplify]: Simplify (- x) into (- x) 5.396 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.396 * [backup-simplify]: Simplify (/ (- (* z y) x) (- x)) into (* -1 (/ (- (* z y) x) x)) 5.396 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in x 5.396 * [taylor]: Taking taylor expansion of (- (* z y) x) in x 5.396 * [taylor]: Taking taylor expansion of (* z y) in x 5.396 * [taylor]: Taking taylor expansion of z in x 5.396 * [backup-simplify]: Simplify z into z 5.396 * [taylor]: Taking taylor expansion of y in x 5.396 * [backup-simplify]: Simplify y into y 5.396 * [taylor]: Taking taylor expansion of x in x 5.396 * [backup-simplify]: Simplify 0 into 0 5.396 * [backup-simplify]: Simplify 1 into 1 5.396 * [taylor]: Taking taylor expansion of (- (* t z) x) in x 5.396 * [taylor]: Taking taylor expansion of (* t z) in x 5.396 * [taylor]: Taking taylor expansion of t in x 5.396 * [backup-simplify]: Simplify t into t 5.396 * [taylor]: Taking taylor expansion of z in x 5.396 * [backup-simplify]: Simplify z into z 5.396 * [taylor]: Taking taylor expansion of x in x 5.396 * [backup-simplify]: Simplify 0 into 0 5.396 * [backup-simplify]: Simplify 1 into 1 5.396 * [backup-simplify]: Simplify (* z y) into (* z y) 5.397 * [backup-simplify]: Simplify (- 0) into 0 5.397 * [backup-simplify]: Simplify (+ (* z y) 0) into (* z y) 5.397 * [backup-simplify]: Simplify (* t z) into (* t z) 5.397 * [backup-simplify]: Simplify (- 0) into 0 5.397 * [backup-simplify]: Simplify (+ (* t z) 0) into (* t z) 5.397 * [backup-simplify]: Simplify (/ (* z y) (* t z)) into (/ y t) 5.397 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in z 5.398 * [taylor]: Taking taylor expansion of (- (* z y) x) in z 5.398 * [taylor]: Taking taylor expansion of (* z y) in z 5.398 * [taylor]: Taking taylor expansion of z in z 5.398 * [backup-simplify]: Simplify 0 into 0 5.398 * [backup-simplify]: Simplify 1 into 1 5.398 * [taylor]: Taking taylor expansion of y in z 5.398 * [backup-simplify]: Simplify y into y 5.398 * [taylor]: Taking taylor expansion of x in z 5.398 * [backup-simplify]: Simplify x into x 5.398 * [taylor]: Taking taylor expansion of (- (* t z) x) in z 5.398 * [taylor]: Taking taylor expansion of (* t z) in z 5.398 * [taylor]: Taking taylor expansion of t in z 5.398 * [backup-simplify]: Simplify t into t 5.398 * [taylor]: Taking taylor expansion of z in z 5.398 * [backup-simplify]: Simplify 0 into 0 5.398 * [backup-simplify]: Simplify 1 into 1 5.398 * [taylor]: Taking taylor expansion of x in z 5.398 * [backup-simplify]: Simplify x into x 5.398 * [backup-simplify]: Simplify (* 0 y) into 0 5.398 * [backup-simplify]: Simplify (- x) into (- x) 5.398 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.398 * [backup-simplify]: Simplify (* t 0) into 0 5.398 * [backup-simplify]: Simplify (- x) into (- x) 5.398 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.398 * [backup-simplify]: Simplify (/ (- x) (- x)) into 1 5.398 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in y 5.398 * [taylor]: Taking taylor expansion of (- (* z y) x) in y 5.398 * [taylor]: Taking taylor expansion of (* z y) in y 5.398 * [taylor]: Taking taylor expansion of z in y 5.398 * [backup-simplify]: Simplify z into z 5.398 * [taylor]: Taking taylor expansion of y in y 5.398 * [backup-simplify]: Simplify 0 into 0 5.398 * [backup-simplify]: Simplify 1 into 1 5.398 * [taylor]: Taking taylor expansion of x in y 5.398 * [backup-simplify]: Simplify x into x 5.398 * [taylor]: Taking taylor expansion of (- (* t z) x) in y 5.398 * [taylor]: Taking taylor expansion of (* t z) in y 5.398 * [taylor]: Taking taylor expansion of t in y 5.398 * [backup-simplify]: Simplify t into t 5.398 * [taylor]: Taking taylor expansion of z in y 5.398 * [backup-simplify]: Simplify z into z 5.398 * [taylor]: Taking taylor expansion of x in y 5.398 * [backup-simplify]: Simplify x into x 5.398 * [backup-simplify]: Simplify (* z 0) into 0 5.398 * [backup-simplify]: Simplify (- x) into (- x) 5.398 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.398 * [backup-simplify]: Simplify (* t z) into (* t z) 5.398 * [backup-simplify]: Simplify (- x) into (- x) 5.399 * [backup-simplify]: Simplify (+ (* t z) (- x)) into (- (* t z) x) 5.399 * [backup-simplify]: Simplify (/ (- x) (- (* t z) x)) into (* -1 (/ x (- (* t z) x))) 5.399 * [taylor]: Taking taylor expansion of (/ (- (* z y) x) (- (* t z) x)) in y 5.399 * [taylor]: Taking taylor expansion of (- (* z y) x) in y 5.399 * [taylor]: Taking taylor expansion of (* z y) in y 5.399 * [taylor]: Taking taylor expansion of z in y 5.399 * [backup-simplify]: Simplify z into z 5.399 * [taylor]: Taking taylor expansion of y in y 5.399 * [backup-simplify]: Simplify 0 into 0 5.399 * [backup-simplify]: Simplify 1 into 1 5.399 * [taylor]: Taking taylor expansion of x in y 5.399 * [backup-simplify]: Simplify x into x 5.399 * [taylor]: Taking taylor expansion of (- (* t z) x) in y 5.399 * [taylor]: Taking taylor expansion of (* t z) in y 5.399 * [taylor]: Taking taylor expansion of t in y 5.399 * [backup-simplify]: Simplify t into t 5.399 * [taylor]: Taking taylor expansion of z in y 5.399 * [backup-simplify]: Simplify z into z 5.399 * [taylor]: Taking taylor expansion of x in y 5.399 * [backup-simplify]: Simplify x into x 5.399 * [backup-simplify]: Simplify (* z 0) into 0 5.399 * [backup-simplify]: Simplify (- x) into (- x) 5.399 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.399 * [backup-simplify]: Simplify (* t z) into (* t z) 5.399 * [backup-simplify]: Simplify (- x) into (- x) 5.399 * [backup-simplify]: Simplify (+ (* t z) (- x)) into (- (* t z) x) 5.399 * [backup-simplify]: Simplify (/ (- x) (- (* t z) x)) into (* -1 (/ x (- (* t z) x))) 5.399 * [taylor]: Taking taylor expansion of (* -1 (/ x (- (* t z) x))) in z 5.399 * [taylor]: Taking taylor expansion of -1 in z 5.399 * [backup-simplify]: Simplify -1 into -1 5.399 * [taylor]: Taking taylor expansion of (/ x (- (* t z) x)) in z 5.399 * [taylor]: Taking taylor expansion of x in z 5.399 * [backup-simplify]: Simplify x into x 5.399 * [taylor]: Taking taylor expansion of (- (* t z) x) in z 5.399 * [taylor]: Taking taylor expansion of (* t z) in z 5.399 * [taylor]: Taking taylor expansion of t in z 5.399 * [backup-simplify]: Simplify t into t 5.399 * [taylor]: Taking taylor expansion of z in z 5.399 * [backup-simplify]: Simplify 0 into 0 5.400 * [backup-simplify]: Simplify 1 into 1 5.400 * [taylor]: Taking taylor expansion of x in z 5.400 * [backup-simplify]: Simplify x into x 5.400 * [backup-simplify]: Simplify (* t 0) into 0 5.400 * [backup-simplify]: Simplify (- x) into (- x) 5.400 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.400 * [backup-simplify]: Simplify (/ x (- x)) into -1 5.400 * [backup-simplify]: Simplify (* -1 -1) into 1 5.400 * [taylor]: Taking taylor expansion of 1 in x 5.400 * [backup-simplify]: Simplify 1 into 1 5.400 * [taylor]: Taking taylor expansion of 1 in t 5.400 * [backup-simplify]: Simplify 1 into 1 5.400 * [backup-simplify]: Simplify 1 into 1 5.400 * [backup-simplify]: Simplify (+ (* z 1) (* 0 0)) into z 5.401 * [backup-simplify]: Simplify (- 0) into 0 5.401 * [backup-simplify]: Simplify (+ z 0) into z 5.401 * [backup-simplify]: Simplify (+ (* t 0) (* 0 z)) into 0 5.401 * [backup-simplify]: Simplify (- 0) into 0 5.401 * [backup-simplify]: Simplify (+ 0 0) into 0 5.402 * [backup-simplify]: Simplify (- (/ z (- (* t z) x)) (+ (* (* -1 (/ x (- (* t z) x))) (/ 0 (- (* t z) x))))) into (/ z (- (* t z) x)) 5.402 * [taylor]: Taking taylor expansion of (/ z (- (* t z) x)) in z 5.402 * [taylor]: Taking taylor expansion of z in z 5.402 * [backup-simplify]: Simplify 0 into 0 5.402 * [backup-simplify]: Simplify 1 into 1 5.402 * [taylor]: Taking taylor expansion of (- (* t z) x) in z 5.402 * [taylor]: Taking taylor expansion of (* t z) in z 5.402 * [taylor]: Taking taylor expansion of t in z 5.402 * [backup-simplify]: Simplify t into t 5.402 * [taylor]: Taking taylor expansion of z in z 5.402 * [backup-simplify]: Simplify 0 into 0 5.402 * [backup-simplify]: Simplify 1 into 1 5.402 * [taylor]: Taking taylor expansion of x in z 5.402 * [backup-simplify]: Simplify x into x 5.402 * [backup-simplify]: Simplify (* t 0) into 0 5.402 * [backup-simplify]: Simplify (- x) into (- x) 5.402 * [backup-simplify]: Simplify (+ 0 (- x)) into (- x) 5.402 * [backup-simplify]: Simplify (/ 1 (- x)) into (/ -1 x) 5.402 * [backup-simplify]: Simplify (+ (* t 1) (* 0 0)) into t 5.403 * [backup-simplify]: Simplify (- 0) into 0 5.403 * [backup-simplify]: Simplify (+ t 0) into t 5.403 * [backup-simplify]: Simplify (- (/ 0 (- x)) (+ (* -1 (/ t (- x))))) into (- (/ t x)) 5.403 * [backup-simplify]: Simplify (+ (* -1 (- (/ t x))) (* 0 -1)) into (/ t x) 5.403 * [taylor]: Taking taylor expansion of (/ t x) in x 5.403 * [taylor]: Taking taylor expansion of t in x 5.403 * [backup-simplify]: Simplify t into t 5.403 * [taylor]: Taking taylor expansion of x in x 5.403 * [backup-simplify]: Simplify 0 into 0 5.403 * [backup-simplify]: Simplify 1 into 1 5.403 * [backup-simplify]: Simplify (/ t 1) into t 5.404 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* t (/ 0 1)))) into 0 5.404 * [taylor]: Taking taylor expansion of 0 in t 5.404 * [backup-simplify]: Simplify 0 into 0 5.404 * [backup-simplify]: Simplify 0 into 0 5.404 * [taylor]: Taking taylor expansion of 0 in t 5.404 * [backup-simplify]: Simplify 0 into 0 5.404 * [backup-simplify]: Simplify 0 into 0 5.404 * [backup-simplify]: Simplify 0 into 0 5.404 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 1) (* 0 0))) into 0 5.405 * [backup-simplify]: Simplify (- 0) into 0 5.405 * [backup-simplify]: Simplify (+ 0 0) into 0 5.405 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 0) (* 0 z))) into 0 5.405 * [backup-simplify]: Simplify (- 0) into 0 5.406 * [backup-simplify]: Simplify (+ 0 0) into 0 5.406 * [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 5.406 * [taylor]: Taking taylor expansion of 0 in z 5.406 * [backup-simplify]: Simplify 0 into 0 5.406 * [taylor]: Taking taylor expansion of 0 in x 5.406 * [backup-simplify]: Simplify 0 into 0 5.406 * [taylor]: Taking taylor expansion of 0 in t 5.406 * [backup-simplify]: Simplify 0 into 0 5.406 * [backup-simplify]: Simplify 0 into 0 5.406 * [taylor]: Taking taylor expansion of (/ -1 x) in x 5.406 * [taylor]: Taking taylor expansion of -1 in x 5.406 * [backup-simplify]: Simplify -1 into -1 5.406 * [taylor]: Taking taylor expansion of x in x 5.406 * [backup-simplify]: Simplify 0 into 0 5.406 * [backup-simplify]: Simplify 1 into 1 5.406 * [backup-simplify]: Simplify (/ -1 1) into -1 5.407 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0 5.407 * [taylor]: Taking taylor expansion of 0 in t 5.407 * [backup-simplify]: Simplify 0 into 0 5.407 * [backup-simplify]: Simplify 0 into 0 5.408 * [backup-simplify]: Simplify (+ (* t 0) (+ (* 0 1) (* 0 0))) into 0 5.408 * [backup-simplify]: Simplify (- 0) into 0 5.408 * [backup-simplify]: Simplify (+ 0 0) into 0