0.632 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.433 * * * [progress]: [2/2] Setting up program. 0.440 * [progress]: [Phase 2 of 3] Improving. 0.441 * [simplify]: Simplifying: (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t))) 0.441 * * [simplify]: Extracting # 0 : cost 0 0.441 * * [simplify]: Extracting # 1 : cost 0 0.441 * * [simplify]: Extracting # 2 : cost 0 0.441 * * [simplify]: Extracting # 3 : cost 0 0.441 * * [simplify]: Extracting # 4 : cost 0 0.441 * * [simplify]: Extracting # 5 : cost 0 0.441 * * [simplify]: Extracting # 6 : cost 0 0.441 * * [simplify]: Extracting # 7 : cost 0 0.441 * * [simplify]: Extracting # 8 : cost 0 0.441 * * [simplify]: iteration 0 : 15 enodes (cost 16 ) 0.446 * * [simplify]: Extracting # 0 : cost 0 0.446 * * [simplify]: Extracting # 1 : cost 0 0.446 * * [simplify]: Extracting # 2 : cost 0 0.446 * * [simplify]: iteration 1 : 27 enodes (cost 16 ) 0.453 * * [simplify]: Extracting # 0 : cost 0 0.453 * * [simplify]: Extracting # 1 : cost 0 0.453 * * [simplify]: Extracting # 2 : cost 0 0.453 * * [simplify]: iteration 2 : 59 enodes (cost 16 ) 0.467 * * [simplify]: Extracting # 0 : cost 0 0.468 * * [simplify]: Extracting # 1 : cost 0 0.468 * * [simplify]: Extracting # 2 : cost 0 0.468 * * [simplify]: iteration 3 : 147 enodes (cost 16 ) 0.564 * * [simplify]: Extracting # 0 : cost 0 0.564 * * [simplify]: Extracting # 1 : cost 0 0.564 * * [simplify]: Extracting # 2 : cost 0 0.565 * * [simplify]: iteration 4 : 326 enodes (cost 16 ) 0.785 * * [simplify]: Extracting # 0 : cost 0 0.786 * * [simplify]: Extracting # 1 : cost 0 0.787 * * [simplify]: Extracting # 2 : cost 0 0.787 * * [simplify]: Extracting # 3 : cost 0 0.788 * * [simplify]: Extracting # 4 : cost 0 0.788 * * [simplify]: iteration 5 : 681 enodes (cost 16 ) 1.518 * * [simplify]: Extracting # 0 : cost 0 1.519 * * [simplify]: Extracting # 1 : cost 0 1.520 * * [simplify]: Extracting # 2 : cost 0 1.520 * * [simplify]: iteration 6 : 1213 enodes (cost 16 ) 3.121 * * [simplify]: Extracting # 0 : cost 0 3.124 * * [simplify]: Extracting # 1 : cost 0 3.126 * * [simplify]: Extracting # 2 : cost 0 3.127 * * [simplify]: Extracting # 3 : cost 0 3.129 * * [simplify]: iteration 7 : 1750 enodes (cost 16 ) 4.691 * * [simplify]: Extracting # 0 : cost 0 4.694 * * [simplify]: Extracting # 1 : cost 0 4.696 * * [simplify]: Extracting # 2 : cost 0 4.697 * * [simplify]: iteration 8 : 2073 enodes (cost 16 ) 6.135 * * [simplify]: Extracting # 0 : cost 0 6.136 * * [simplify]: Extracting # 1 : cost 0 6.136 * * [simplify]: iteration 9 : 2076 enodes (cost 16 ) 7.721 * * [simplify]: Extracting # 0 : cost 0 7.723 * * [simplify]: iteration done: 2076 enodes (cost 16 ) 7.723 * [simplify]: Simplified to: (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t))) 7.724 * * [progress]: iteration 1 / 4 7.724 * * * [progress]: picking best candidate 7.730 * * * * [pick]: Picked # 7.730 * * * [progress]: localizing error 7.769 * * * [progress]: generating rewritten candidates 7.769 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1) 7.808 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2) 7.858 * * * * [progress]: [ 3 / 4 ] rewriting at (2) 8.175 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1) 8.262 * * * [progress]: generating series expansions 8.262 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1) 8.262 * [backup-simplify]: Simplify (+ (log (+ x y)) (log z)) into (+ (log (+ x y)) (log z)) 8.263 * [approximate]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in (x y z) around 0 8.263 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in z 8.263 * [taylor]: Taking taylor expansion of (log (+ x y)) in z 8.263 * [taylor]: Taking taylor expansion of (+ x y) in z 8.263 * [taylor]: Taking taylor expansion of x in z 8.263 * [backup-simplify]: Simplify x into x 8.263 * [taylor]: Taking taylor expansion of y in z 8.263 * [backup-simplify]: Simplify y into y 8.263 * [backup-simplify]: Simplify (+ x y) into (+ x y) 8.263 * [backup-simplify]: Simplify (log (+ x y)) into (log (+ x y)) 8.263 * [taylor]: Taking taylor expansion of (log z) in z 8.263 * [taylor]: Taking taylor expansion of z in z 8.263 * [backup-simplify]: Simplify 0 into 0 8.263 * [backup-simplify]: Simplify 1 into 1 8.263 * [backup-simplify]: Simplify (log 1) into 0 8.263 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in y 8.263 * [taylor]: Taking taylor expansion of (log (+ x y)) in y 8.263 * [taylor]: Taking taylor expansion of (+ x y) in y 8.263 * [taylor]: Taking taylor expansion of x in y 8.263 * [backup-simplify]: Simplify x into x 8.263 * [taylor]: Taking taylor expansion of y in y 8.264 * [backup-simplify]: Simplify 0 into 0 8.264 * [backup-simplify]: Simplify 1 into 1 8.264 * [backup-simplify]: Simplify (+ x 0) into x 8.264 * [backup-simplify]: Simplify (log x) into (log x) 8.264 * [taylor]: Taking taylor expansion of (log z) in y 8.264 * [taylor]: Taking taylor expansion of z in y 8.264 * [backup-simplify]: Simplify z into z 8.264 * [backup-simplify]: Simplify (log z) into (log z) 8.264 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x 8.264 * [taylor]: Taking taylor expansion of (log (+ x y)) in x 8.264 * [taylor]: Taking taylor expansion of (+ x y) in x 8.264 * [taylor]: Taking taylor expansion of x in x 8.264 * [backup-simplify]: Simplify 0 into 0 8.264 * [backup-simplify]: Simplify 1 into 1 8.264 * [taylor]: Taking taylor expansion of y in x 8.264 * [backup-simplify]: Simplify y into y 8.264 * [backup-simplify]: Simplify (+ 0 y) into y 8.264 * [backup-simplify]: Simplify (log y) into (log y) 8.264 * [taylor]: Taking taylor expansion of (log z) in x 8.264 * [taylor]: Taking taylor expansion of z in x 8.264 * [backup-simplify]: Simplify z into z 8.264 * [backup-simplify]: Simplify (log z) into (log z) 8.264 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x 8.264 * [taylor]: Taking taylor expansion of (log (+ x y)) in x 8.264 * [taylor]: Taking taylor expansion of (+ x y) in x 8.264 * [taylor]: Taking taylor expansion of x in x 8.264 * [backup-simplify]: Simplify 0 into 0 8.264 * [backup-simplify]: Simplify 1 into 1 8.264 * [taylor]: Taking taylor expansion of y in x 8.264 * [backup-simplify]: Simplify y into y 8.264 * [backup-simplify]: Simplify (+ 0 y) into y 8.264 * [backup-simplify]: Simplify (log y) into (log y) 8.264 * [taylor]: Taking taylor expansion of (log z) in x 8.264 * [taylor]: Taking taylor expansion of z in x 8.264 * [backup-simplify]: Simplify z into z 8.264 * [backup-simplify]: Simplify (log z) into (log z) 8.264 * [backup-simplify]: Simplify (+ (log y) (log z)) into (+ (log z) (log y)) 8.264 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in y 8.264 * [taylor]: Taking taylor expansion of (log z) in y 8.264 * [taylor]: Taking taylor expansion of z in y 8.264 * [backup-simplify]: Simplify z into z 8.264 * [backup-simplify]: Simplify (log z) into (log z) 8.264 * [taylor]: Taking taylor expansion of (log y) in y 8.264 * [taylor]: Taking taylor expansion of y in y 8.265 * [backup-simplify]: Simplify 0 into 0 8.265 * [backup-simplify]: Simplify 1 into 1 8.265 * [backup-simplify]: Simplify (log 1) into 0 8.265 * [backup-simplify]: Simplify (+ (* (- -1) (log y)) 0) into (log y) 8.265 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y)) 8.265 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in z 8.265 * [taylor]: Taking taylor expansion of (log z) in z 8.265 * [taylor]: Taking taylor expansion of z in z 8.265 * [backup-simplify]: Simplify 0 into 0 8.265 * [backup-simplify]: Simplify 1 into 1 8.266 * [backup-simplify]: Simplify (log 1) into 0 8.266 * [taylor]: Taking taylor expansion of (log y) in z 8.266 * [taylor]: Taking taylor expansion of y in z 8.266 * [backup-simplify]: Simplify y into y 8.266 * [backup-simplify]: Simplify (log y) into (log y) 8.266 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z) 8.266 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y)) 8.266 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y)) 8.267 * [backup-simplify]: Simplify (+ 1 0) into 1 8.267 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow y 1)))) 1) into (/ 1 y) 8.268 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 8.268 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 8.268 * [taylor]: Taking taylor expansion of (/ 1 y) in y 8.268 * [taylor]: Taking taylor expansion of y in y 8.268 * [backup-simplify]: Simplify 0 into 0 8.268 * [backup-simplify]: Simplify 1 into 1 8.269 * [backup-simplify]: Simplify (/ 1 1) into 1 8.269 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 8.269 * [taylor]: Taking taylor expansion of 0 in z 8.270 * [backup-simplify]: Simplify 0 into 0 8.270 * [backup-simplify]: Simplify 0 into 0 8.270 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 8.272 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0 8.272 * [backup-simplify]: Simplify (+ 0 0) into 0 8.272 * [taylor]: Taking taylor expansion of 0 in z 8.272 * [backup-simplify]: Simplify 0 into 0 8.272 * [backup-simplify]: Simplify 0 into 0 8.274 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0 8.275 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow y 1)))) 1) into 0 8.275 * [backup-simplify]: Simplify (+ 0 0) into 0 8.275 * [backup-simplify]: Simplify 0 into 0 8.276 * [backup-simplify]: Simplify (+ 0 0) into 0