7.270 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.347 * * * [progress]: [2/2] Setting up program. 0.350 * [progress]: [Phase 2 of 3] Improving. 0.350 * [simplify]: Simplifying: (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t))) 0.351 * * [simplify]: Extracting # 0 : cost 0 0.351 * * [simplify]: Extracting # 1 : cost 0 0.351 * * [simplify]: Extracting # 2 : cost 0 0.351 * * [simplify]: Extracting # 3 : cost 0 0.351 * * [simplify]: Extracting # 4 : cost 0 0.351 * * [simplify]: Extracting # 5 : cost 0 0.351 * * [simplify]: Extracting # 6 : cost 0 0.351 * * [simplify]: Extracting # 7 : cost 0 0.351 * * [simplify]: Extracting # 8 : cost 0 0.351 * * [simplify]: iteration 0 : 15 enodes (cost 16 ) 0.353 * * [simplify]: Extracting # 0 : cost 0 0.353 * * [simplify]: Extracting # 1 : cost 0 0.353 * * [simplify]: Extracting # 2 : cost 0 0.353 * * [simplify]: iteration 1 : 27 enodes (cost 16 ) 0.358 * * [simplify]: Extracting # 0 : cost 0 0.358 * * [simplify]: Extracting # 1 : cost 0 0.358 * * [simplify]: Extracting # 2 : cost 0 0.358 * * [simplify]: iteration 2 : 59 enodes (cost 16 ) 0.377 * * [simplify]: Extracting # 0 : cost 0 0.378 * * [simplify]: Extracting # 1 : cost 0 0.378 * * [simplify]: Extracting # 2 : cost 0 0.378 * * [simplify]: iteration 3 : 147 enodes (cost 16 ) 0.438 * * [simplify]: Extracting # 0 : cost 0 0.438 * * [simplify]: Extracting # 1 : cost 0 0.438 * * [simplify]: Extracting # 2 : cost 0 0.439 * * [simplify]: iteration 4 : 326 enodes (cost 16 ) 0.678 * * [simplify]: Extracting # 0 : cost 0 0.679 * * [simplify]: Extracting # 1 : cost 0 0.682 * * [simplify]: Extracting # 2 : cost 0 0.682 * * [simplify]: Extracting # 3 : cost 0 0.683 * * [simplify]: Extracting # 4 : cost 0 0.683 * * [simplify]: iteration 5 : 681 enodes (cost 16 ) 1.375 * * [simplify]: Extracting # 0 : cost 0 1.377 * * [simplify]: Extracting # 1 : cost 0 1.378 * * [simplify]: Extracting # 2 : cost 0 1.380 * * [simplify]: iteration 6 : 1213 enodes (cost 16 ) 2.910 * * [simplify]: Extracting # 0 : cost 0 2.911 * * [simplify]: Extracting # 1 : cost 0 2.912 * * [simplify]: Extracting # 2 : cost 0 2.913 * * [simplify]: Extracting # 3 : cost 0 2.913 * * [simplify]: iteration 7 : 1750 enodes (cost 16 ) 4.341 * * [simplify]: Extracting # 0 : cost 0 4.343 * * [simplify]: Extracting # 1 : cost 0 4.344 * * [simplify]: Extracting # 2 : cost 0 4.345 * * [simplify]: iteration 8 : 2073 enodes (cost 16 ) 5.981 * * [simplify]: Extracting # 0 : cost 0 5.982 * * [simplify]: Extracting # 1 : cost 0 5.984 * * [simplify]: iteration 9 : 2076 enodes (cost 16 ) 7.965 * * [simplify]: Extracting # 0 : cost 0 7.966 * * [simplify]: iteration done: 2076 enodes (cost 16 ) 7.966 * [simplify]: Simplified to: (+ (- (+ (log (+ x y)) (log z)) t) (* (- a 0.5) (log t))) 7.967 * * [progress]: iteration 1 / 4 7.967 * * * [progress]: picking best candidate 7.970 * * * * [pick]: Picked # 7.970 * * * [progress]: localizing error 7.987 * * * [progress]: generating rewritten candidates 7.987 * * * * [progress]: [ 1 / 4 ] rewriting at (2 1 1) 8.014 * * * * [progress]: [ 2 / 4 ] rewriting at (2 2) 8.048 * * * * [progress]: [ 3 / 4 ] rewriting at (2) 8.289 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1) 8.365 * * * [progress]: generating series expansions 8.365 * * * * [progress]: [ 1 / 4 ] generating series at (2 1 1) 8.365 * [backup-simplify]: Simplify (+ (log (+ x y)) (log z)) into (+ (log (+ x y)) (log z)) 8.365 * [approximate]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in (x y z) around 0 8.366 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in z 8.366 * [taylor]: Taking taylor expansion of (log (+ x y)) in z 8.366 * [taylor]: Taking taylor expansion of (+ x y) in z 8.366 * [taylor]: Taking taylor expansion of x in z 8.366 * [backup-simplify]: Simplify x into x 8.366 * [taylor]: Taking taylor expansion of y in z 8.366 * [backup-simplify]: Simplify y into y 8.366 * [backup-simplify]: Simplify (+ x y) into (+ x y) 8.366 * [backup-simplify]: Simplify (log (+ x y)) into (log (+ x y)) 8.366 * [taylor]: Taking taylor expansion of (log z) in z 8.366 * [taylor]: Taking taylor expansion of z in z 8.366 * [backup-simplify]: Simplify 0 into 0 8.366 * [backup-simplify]: Simplify 1 into 1 8.367 * [backup-simplify]: Simplify (log 1) into 0 8.367 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in y 8.367 * [taylor]: Taking taylor expansion of (log (+ x y)) in y 8.367 * [taylor]: Taking taylor expansion of (+ x y) in y 8.367 * [taylor]: Taking taylor expansion of x in y 8.367 * [backup-simplify]: Simplify x into x 8.367 * [taylor]: Taking taylor expansion of y in y 8.367 * [backup-simplify]: Simplify 0 into 0 8.367 * [backup-simplify]: Simplify 1 into 1 8.367 * [backup-simplify]: Simplify (+ x 0) into x 8.367 * [backup-simplify]: Simplify (log x) into (log x) 8.367 * [taylor]: Taking taylor expansion of (log z) in y 8.367 * [taylor]: Taking taylor expansion of z in y 8.367 * [backup-simplify]: Simplify z into z 8.367 * [backup-simplify]: Simplify (log z) into (log z) 8.367 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x 8.367 * [taylor]: Taking taylor expansion of (log (+ x y)) in x 8.367 * [taylor]: Taking taylor expansion of (+ x y) in x 8.367 * [taylor]: Taking taylor expansion of x in x 8.367 * [backup-simplify]: Simplify 0 into 0 8.367 * [backup-simplify]: Simplify 1 into 1 8.367 * [taylor]: Taking taylor expansion of y in x 8.367 * [backup-simplify]: Simplify y into y 8.367 * [backup-simplify]: Simplify (+ 0 y) into y 8.367 * [backup-simplify]: Simplify (log y) into (log y) 8.367 * [taylor]: Taking taylor expansion of (log z) in x 8.367 * [taylor]: Taking taylor expansion of z in x 8.367 * [backup-simplify]: Simplify z into z 8.368 * [backup-simplify]: Simplify (log z) into (log z) 8.368 * [taylor]: Taking taylor expansion of (+ (log (+ x y)) (log z)) in x 8.368 * [taylor]: Taking taylor expansion of (log (+ x y)) in x 8.368 * [taylor]: Taking taylor expansion of (+ x y) in x 8.368 * [taylor]: Taking taylor expansion of x in x 8.368 * [backup-simplify]: Simplify 0 into 0 8.368 * [backup-simplify]: Simplify 1 into 1 8.368 * [taylor]: Taking taylor expansion of y in x 8.368 * [backup-simplify]: Simplify y into y 8.368 * [backup-simplify]: Simplify (+ 0 y) into y 8.368 * [backup-simplify]: Simplify (log y) into (log y) 8.368 * [taylor]: Taking taylor expansion of (log z) in x 8.368 * [taylor]: Taking taylor expansion of z in x 8.368 * [backup-simplify]: Simplify z into z 8.368 * [backup-simplify]: Simplify (log z) into (log z) 8.368 * [backup-simplify]: Simplify (+ (log y) (log z)) into (+ (log z) (log y)) 8.368 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in y 8.368 * [taylor]: Taking taylor expansion of (log z) in y 8.368 * [taylor]: Taking taylor expansion of z in y 8.368 * [backup-simplify]: Simplify z into z 8.368 * [backup-simplify]: Simplify (log z) into (log z) 8.368 * [taylor]: Taking taylor expansion of (log y) in y 8.368 * [taylor]: Taking taylor expansion of y in y 8.368 * [backup-simplify]: Simplify 0 into 0 8.368 * [backup-simplify]: Simplify 1 into 1 8.369 * [backup-simplify]: Simplify (log 1) into 0 8.369 * [backup-simplify]: Simplify (+ (* (- -1) (log y)) 0) into (log y) 8.370 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y)) 8.370 * [taylor]: Taking taylor expansion of (+ (log z) (log y)) in z 8.370 * [taylor]: Taking taylor expansion of (log z) in z 8.370 * [taylor]: Taking taylor expansion of z in z 8.370 * [backup-simplify]: Simplify 0 into 0 8.370 * [backup-simplify]: Simplify 1 into 1 8.370 * [backup-simplify]: Simplify (log 1) into 0 8.370 * [taylor]: Taking taylor expansion of (log y) in z 8.370 * [taylor]: Taking taylor expansion of y in z 8.370 * [backup-simplify]: Simplify y into y 8.370 * [backup-simplify]: Simplify (log y) into (log y) 8.371 * [backup-simplify]: Simplify (+ (* (- -1) (log z)) 0) into (log z) 8.371 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y)) 8.371 * [backup-simplify]: Simplify (+ (log z) (log y)) into (+ (log z) (log y)) 8.371 * [backup-simplify]: Simplify (+ 1 0) into 1 8.372 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1) 1)) (pow y 1)))) 1) into (/ 1 y) 8.373 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 8.373 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y) 8.373 * [taylor]: Taking taylor expansion of (/ 1 y) in y 8.373 * [taylor]: Taking taylor expansion of y in y 8.373 * [backup-simplify]: Simplify 0 into 0 8.373 * [backup-simplify]: Simplify 1 into 1 8.373 * [backup-simplify]: Simplify (/ 1 1) into 1 8.374 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 8.374 * [taylor]: Taking taylor expansion of 0 in z 8.374 * [backup-simplify]: Simplify 0 into 0 8.374 * [backup-simplify]: Simplify 0 into 0 8.375 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow z 1)))) 1) into 0 8.376 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0 8.377 * [backup-simplify]: Simplify (+ 0 0) into 0 8.377 * [taylor]: Taking taylor expansion of 0 in z 8.377 * [backup-simplify]: Simplify 0 into 0 8.377 * [backup-simplify]: Simplify 0 into 0 8.378 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow 1 1)))) 1) into 0 8.379 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 0) 1)) (pow y 1)))) 1) into 0 8.379 * [backup-simplify]: Simplify (+ 0 0) into 0 8.380 * [backup-simplify]: Simplify 0 into 0 8.380 * [backup-simplify]: Simplify (+ 0 0) into 0