0.060 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.187 * * * [progress]: [2/2] Setting up program. 0.192 * [progress]: [Phase 2 of 3] Improving. 0.192 * [simplify]: Simplifying: (- x (/ (log (+ (- 1.0 y) (* y (exp z)))) t)) 0.192 * * [simplify]: Extracting # 0 : cost 0 0.192 * * [simplify]: Extracting # 1 : cost 0 0.192 * * [simplify]: Extracting # 2 : cost 0 0.192 * * [simplify]: Extracting # 3 : cost 0 0.192 * * [simplify]: Extracting # 4 : cost 0 0.192 * * [simplify]: Extracting # 5 : cost 0 0.192 * * [simplify]: Extracting # 6 : cost 0 0.192 * * [simplify]: Extracting # 7 : cost 0 0.192 * * [simplify]: iteration 0 : 12 enodes (cost 13 ) 0.195 * * [simplify]: Extracting # 0 : cost 0 0.195 * * [simplify]: Extracting # 1 : cost 0 0.195 * * [simplify]: Extracting # 2 : cost 0 0.195 * * [simplify]: iteration 1 : 20 enodes (cost 13 ) 0.199 * * [simplify]: Extracting # 0 : cost 0 0.200 * * [simplify]: Extracting # 1 : cost 0 0.200 * * [simplify]: Extracting # 2 : cost 0 0.200 * * [simplify]: iteration 2 : 33 enodes (cost 13 ) 0.207 * * [simplify]: Extracting # 0 : cost 0 0.208 * * [simplify]: Extracting # 1 : cost 0 0.208 * * [simplify]: Extracting # 2 : cost 0 0.208 * * [simplify]: iteration 3 : 48 enodes (cost 13 ) 0.221 * * [simplify]: Extracting # 0 : cost 0 0.221 * * [simplify]: Extracting # 1 : cost 0 0.221 * * [simplify]: Extracting # 2 : cost 0 0.221 * * [simplify]: Extracting # 3 : cost 0 0.221 * * [simplify]: Extracting # 4 : cost 0 0.221 * * [simplify]: iteration 4 : 66 enodes (cost 13 ) 0.234 * * [simplify]: Extracting # 0 : cost 0 0.234 * * [simplify]: Extracting # 1 : cost 0 0.234 * * [simplify]: Extracting # 2 : cost 0 0.234 * * [simplify]: iteration 5 : 78 enodes (cost 13 ) 0.262 * * [simplify]: Extracting # 0 : cost 0 0.262 * * [simplify]: Extracting # 1 : cost 0 0.262 * * [simplify]: Extracting # 2 : cost 0 0.263 * * [simplify]: Extracting # 3 : cost 0 0.263 * * [simplify]: iteration 6 : 100 enodes (cost 13 ) 0.282 * * [simplify]: Extracting # 0 : cost 0 0.282 * * [simplify]: Extracting # 1 : cost 0 0.282 * * [simplify]: Extracting # 2 : cost 0 0.283 * * [simplify]: iteration 7 : 126 enodes (cost 13 ) 0.320 * * [simplify]: Extracting # 0 : cost 0 0.320 * * [simplify]: Extracting # 1 : cost 0 0.320 * * [simplify]: iteration 8 : 150 enodes (cost 13 ) 0.354 * * [simplify]: Extracting # 0 : cost 0 0.354 * * [simplify]: Extracting # 1 : cost 0 0.355 * * [simplify]: Extracting # 2 : cost 0 0.355 * * [simplify]: iteration 9 : 203 enodes (cost 13 ) 0.422 * * [simplify]: Extracting # 0 : cost 0 0.423 * * [simplify]: Extracting # 1 : cost 0 0.423 * * [simplify]: Extracting # 2 : cost 0 0.423 * * [simplify]: iteration 10 : 284 enodes (cost 13 ) 0.531 * * [simplify]: Extracting # 0 : cost 0 0.531 * * [simplify]: Extracting # 1 : cost 0 0.531 * * [simplify]: iteration 11 : 290 enodes (cost 13 ) 0.600 * * [simplify]: Extracting # 0 : cost 0 0.601 * * [simplify]: iteration done: 290 enodes (cost 13 ) 0.601 * [simplify]: Simplified to: (- x (/ (log (+ (- 1.0 y) (* y (exp z)))) t)) 0.601 * * [progress]: iteration 1 / 4 0.601 * * * [progress]: picking best candidate 0.603 * * * * [pick]: Picked # 0.603 * * * [progress]: localizing error 0.616 * * * [progress]: generating rewritten candidates 0.616 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2 1 1) 0.669 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2 1) 0.705 * * * * [progress]: [ 3 / 4 ] rewriting at (2 2 1 1 2) 0.725 * * * * [progress]: [ 4 / 4 ] rewriting at (2 2) 0.828 * * * [progress]: generating series expansions 0.828 * * * * [progress]: [ 1 / 4 ] generating series at (2 2 1 1) 0.828 * [backup-simplify]: Simplify (+ (- 1.0 y) (* y (exp z))) into (- (+ (* y (exp z)) 1.0) y) 0.828 * [approximate]: Taking taylor expansion of (- (+ (* y (exp z)) 1.0) y) in (y z) around 0 0.828 * [taylor]: Taking taylor expansion of (- (+ (* y (exp z)) 1.0) y) in z 0.828 * [taylor]: Taking taylor expansion of (+ (* y (exp z)) 1.0) in z 0.828 * [taylor]: Taking taylor expansion of (* y (exp z)) in z 0.828 * [taylor]: Taking taylor expansion of y in z 0.828 * [backup-simplify]: Simplify y into y 0.828 * [taylor]: Taking taylor expansion of (exp z) in z 0.828 * [taylor]: Taking taylor expansion of z in z 0.828 * [backup-simplify]: Simplify 0 into 0 0.828 * [backup-simplify]: Simplify 1 into 1 0.828 * [backup-simplify]: Simplify (exp 0) into 1 0.828 * [taylor]: Taking taylor expansion of 1.0 in z 0.829 * [backup-simplify]: Simplify 1.0 into 1.0 0.829 * [taylor]: Taking taylor expansion of y in z 0.829 * [backup-simplify]: Simplify y into y 0.829 * [taylor]: Taking taylor expansion of (- (+ (* y (exp z)) 1.0) y) in y 0.829 * [taylor]: Taking taylor expansion of (+ (* y (exp z)) 1.0) in y 0.829 * [taylor]: Taking taylor expansion of (* y (exp z)) in y 0.829 * [taylor]: Taking taylor expansion of y in y 0.829 * [backup-simplify]: Simplify 0 into 0 0.829 * [backup-simplify]: Simplify 1 into 1 0.829 * [taylor]: Taking taylor expansion of (exp z) in y 0.829 * [taylor]: Taking taylor expansion of z in y 0.829 * [backup-simplify]: Simplify z into z 0.829 * [backup-simplify]: Simplify (exp z) into (exp z) 0.829 * [taylor]: Taking taylor expansion of 1.0 in y 0.829 * [backup-simplify]: Simplify 1.0 into 1.0 0.829 * [taylor]: Taking taylor expansion of y in y 0.829 * [backup-simplify]: Simplify 0 into 0 0.829 * [backup-simplify]: Simplify 1 into 1 0.829 * [taylor]: Taking taylor expansion of (- (+ (* y (exp z)) 1.0) y) in y 0.829 * [taylor]: Taking taylor expansion of (+ (* y (exp z)) 1.0) in y 0.829 * [taylor]: Taking taylor expansion of (* y (exp z)) in y 0.829 * [taylor]: Taking taylor expansion of y in y 0.829 * [backup-simplify]: Simplify 0 into 0 0.829 * [backup-simplify]: Simplify 1 into 1 0.829 * [taylor]: Taking taylor expansion of (exp z) in y 0.829 * [taylor]: Taking taylor expansion of z in y 0.829 * [backup-simplify]: Simplify z into z 0.829 * [backup-simplify]: Simplify (exp z) into (exp z) 0.829 * [taylor]: Taking taylor expansion of 1.0 in y 0.829 * [backup-simplify]: Simplify 1.0 into 1.0 0.829 * [taylor]: Taking taylor expansion of y in y 0.829 * [backup-simplify]: Simplify 0 into 0 0.829 * [backup-simplify]: Simplify 1 into 1 0.830 * [backup-simplify]: Simplify (* 0 (exp z)) into 0 0.830 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.831 * [backup-simplify]: Simplify (- 0) into 0 0.831 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.831 * [taylor]: Taking taylor expansion of 1.0 in z 0.831 * [backup-simplify]: Simplify 1.0 into 1.0 0.831 * [backup-simplify]: Simplify 1.0 into 1.0 0.832 * [backup-simplify]: Simplify (* (exp z) (+ (* (/ (pow 0 1) 1)))) into 0 0.832 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 (exp z))) into (exp z) 0.832 * [backup-simplify]: Simplify (+ (exp z) 0) into (exp z) 0.833 * [backup-simplify]: Simplify (- 1) into -1 0.833 * [backup-simplify]: Simplify (+ (exp z) -1) into (- (exp z) 1) 0.833 * [taylor]: Taking taylor expansion of (- (exp z) 1) in z 0.833 * [taylor]: Taking taylor expansion of (exp z) in z 0.833 * [taylor]: Taking taylor expansion of z in z 0.833 * [backup-simplify]: Simplify 0 into 0 0.833 * [backup-simplify]: Simplify 1 into 1 0.833 * [backup-simplify]: Simplify (exp 0) into 1 0.833 * [taylor]: Taking taylor expansion of 1 in z 0.833 * [backup-simplify]: Simplify 1 into 1 0.833 * [backup-simplify]: Simplify (- 1) into -1 0.834 * [backup-simplify]: Simplify (+ 1 -1) into 0 0.834 * [backup-simplify]: Simplify 0 into 0 0.834 * [backup-simplify]: Simplify 0 into 0 0.835 * [backup-simplify]: Simplify (* (exp z) (+ (* (/ (pow 0 2) 2)) (* (/ (pow 0 1) 1)))) into 0 0.836 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 (exp z)))) into 0 0.836 * [backup-simplify]: Simplify (+ 0 0) into 0 0.836 * [backup-simplify]: Simplify (- 0) into 0 0.837 * [backup-simplify]: Simplify (+ 0 0) into 0 0.837 * [taylor]: Taking taylor expansion of 0 in z 0.837 * [backup-simplify]: Simplify 0 into 0 0.837 * [backup-simplify]: Simplify 0 into 0 0.838 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 1) 1)))) into 1 0.838 * [backup-simplify]: Simplify (- 0) into 0 0.838 * [backup-simplify]: Simplify (+ 1 0) into 1 0.838 * [backup-simplify]: Simplify 1 into 1 0.838 * [backup-simplify]: Simplify 0 into 0 0.840 * [backup-simplify]: Simplify (* (exp z) (+ (* (/ (pow 0 3) 6)) (* (/ (pow 0 1) 1) (/ (pow 0 1) 1)) (* (/ (pow 0 1) 1)))) into 0 0.841 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 (exp z))))) into 0 0.841 * [backup-simplify]: Simplify (+ 0 0) into 0 0.842 * [backup-simplify]: Simplify (- 0) into 0 0.842 * [backup-simplify]: Simplify (+ 0 0) into 0 0.842 * [taylor]: Taking taylor expansion of 0 in z 0.842 * [backup-simplify]: Simplify 0 into 0 0.842 * [backup-simplify]: Simplify 0 into 0 0.842 * [backup-simplify]: Simplify 0 into 0 0.844 * [backup-simplify]: Simplify (* (exp 0) (+ (* (/ (pow 1 2) 2)) (* (/ (pow 0 1) 1)))) into 1/2 0.844 * [backup-simplify]: Simplify (- 0) into 0 0.844 * [backup-simplify]: Simplify (+ 1/2 0) into 1/2 0.844 * [backup-simplify]: Simplify 1/2 into 1/2