0.257 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.173 * * * [progress]: [2/2] Setting up program. 0.175 * [progress]: [Phase 2 of 3] Improving. 0.175 * [simplify]: Simplifying: (* (/ 1.0 2.0) (log (/ (+ 1.0 x) (- 1.0 x)))) 0.176 * * [simplify]: Extracting # 0 : cost 0 0.176 * * [simplify]: Extracting # 1 : cost 0 0.176 * * [simplify]: Extracting # 2 : cost 0 0.176 * * [simplify]: Extracting # 3 : cost 0 0.176 * * [simplify]: Extracting # 4 : cost 0 0.176 * * [simplify]: Extracting # 5 : cost 0 0.176 * * [simplify]: iteration 0 : 9 enodes (cost 12 ) 0.178 * * [simplify]: Extracting # 0 : cost 0 0.178 * * [simplify]: Extracting # 1 : cost 0 0.178 * * [simplify]: Extracting # 2 : cost 0 0.178 * * [simplify]: iteration 1 : 18 enodes (cost 12 ) 0.181 * * [simplify]: Extracting # 0 : cost 0 0.181 * * [simplify]: Extracting # 1 : cost 0 0.181 * * [simplify]: Extracting # 2 : cost 0 0.181 * * [simplify]: iteration 2 : 25 enodes (cost 12 ) 0.185 * * [simplify]: Extracting # 0 : cost 0 0.185 * * [simplify]: Extracting # 1 : cost 0 0.185 * * [simplify]: Extracting # 2 : cost 0 0.185 * * [simplify]: iteration 3 : 40 enodes (cost 12 ) 0.194 * * [simplify]: Extracting # 0 : cost 0 0.194 * * [simplify]: Extracting # 1 : cost 0 0.194 * * [simplify]: Extracting # 2 : cost 0 0.194 * * [simplify]: iteration 4 : 65 enodes (cost 12 ) 0.216 * * [simplify]: Extracting # 0 : cost 0 0.216 * * [simplify]: Extracting # 1 : cost 0 0.216 * * [simplify]: Extracting # 2 : cost 0 0.217 * * [simplify]: iteration 5 : 96 enodes (cost 12 ) 0.289 * * [simplify]: Extracting # 0 : cost 0 0.289 * * [simplify]: Extracting # 1 : cost 0 0.290 * * [simplify]: Extracting # 2 : cost 0 0.290 * * [simplify]: iteration 6 : 118 enodes (cost 12 ) 0.331 * * [simplify]: Extracting # 0 : cost 0 0.331 * * [simplify]: iteration 7 : 126 enodes (cost 12 ) 0.375 * * [simplify]: Extracting # 0 : cost 0 0.376 * * [simplify]: iteration 8 : 128 enodes (cost 12 ) 0.415 * * [simplify]: Extracting # 0 : cost 0 0.415 * * [simplify]: iteration done: 128 enodes (cost 12 ) 0.415 * [simplify]: Simplified to: (* (/ 1.0 2.0) (log (/ (+ 1.0 x) (- 1.0 x)))) 0.415 * * [progress]: iteration 1 / 4 0.415 * * * [progress]: picking best candidate 0.417 * * * * [pick]: Picked # 0.417 * * * [progress]: localizing error 0.426 * * * [progress]: generating rewritten candidates 0.426 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 0.444 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 1) 0.487 * * * [progress]: generating series expansions 0.487 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 0.487 * [backup-simplify]: Simplify (log (/ (+ 1.0 x) (- 1.0 x))) into (log (/ (+ x 1.0) (- 1.0 x))) 0.488 * [approximate]: Taking taylor expansion of (log (/ (+ x 1.0) (- 1.0 x))) in (x) around 0 0.488 * [taylor]: Taking taylor expansion of (log (/ (+ x 1.0) (- 1.0 x))) in x 0.488 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x 0.488 * [taylor]: Taking taylor expansion of (+ x 1.0) in x 0.488 * [taylor]: Taking taylor expansion of x in x 0.488 * [backup-simplify]: Simplify 0 into 0 0.488 * [backup-simplify]: Simplify 1 into 1 0.488 * [taylor]: Taking taylor expansion of 1.0 in x 0.488 * [backup-simplify]: Simplify 1.0 into 1.0 0.488 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.488 * [taylor]: Taking taylor expansion of 1.0 in x 0.488 * [backup-simplify]: Simplify 1.0 into 1.0 0.488 * [taylor]: Taking taylor expansion of x in x 0.488 * [backup-simplify]: Simplify 0 into 0 0.488 * [backup-simplify]: Simplify 1 into 1 0.489 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.489 * [backup-simplify]: Simplify (- 0) into 0 0.490 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.490 * [backup-simplify]: Simplify (/ 1.0 1.0) into 1.0 0.491 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.491 * [taylor]: Taking taylor expansion of (log (/ (+ x 1.0) (- 1.0 x))) in x 0.491 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x 0.491 * [taylor]: Taking taylor expansion of (+ x 1.0) in x 0.491 * [taylor]: Taking taylor expansion of x in x 0.491 * [backup-simplify]: Simplify 0 into 0 0.491 * [backup-simplify]: Simplify 1 into 1 0.491 * [taylor]: Taking taylor expansion of 1.0 in x 0.491 * [backup-simplify]: Simplify 1.0 into 1.0 0.491 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.491 * [taylor]: Taking taylor expansion of 1.0 in x 0.491 * [backup-simplify]: Simplify 1.0 into 1.0 0.491 * [taylor]: Taking taylor expansion of x in x 0.491 * [backup-simplify]: Simplify 0 into 0 0.491 * [backup-simplify]: Simplify 1 into 1 0.492 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.492 * [backup-simplify]: Simplify (- 0) into 0 0.492 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.493 * [backup-simplify]: Simplify (/ 1.0 1.0) into 1.0 0.493 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.494 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.495 * [backup-simplify]: Simplify (+ 1 0) into 1 0.495 * [backup-simplify]: Simplify (- 1) into -1 0.495 * [backup-simplify]: Simplify (+ 0 -1) into -1 0.498 * [backup-simplify]: Simplify (- (/ 1 1.0) (+ (* 1.0 (/ -1 1.0)))) into 2.0 0.505 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 2.0) 1)) (pow 1.0 1)))) 1) into 2.0 0.505 * [backup-simplify]: Simplify 2.0 into 2.0 0.506 * [backup-simplify]: Simplify (+ 0 0) into 0 0.507 * [backup-simplify]: Simplify (- 0) into 0 0.507 * [backup-simplify]: Simplify (+ 0 0) into 0 0.512 * [backup-simplify]: Simplify (- (/ 0 1.0) (+ (* 1.0 (/ 0 1.0)) (* 2.0 (/ -1 1.0)))) into 2.0 0.528 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 2.0) 2)) (pow 1.0 2))) (* 1 (/ (* 1 (pow (* 2 2.0) 1)) (pow 1.0 1)))) 2) into (* 1/2 (- 4.0 (* 4.0 (/ 1 (pow 1.0 2))))) 0.532 * [backup-simplify]: Simplify (* 1/2 (- 4.0 (* 4.0 (/ 1 (pow 1.0 2))))) into (* 1/2 (- 4.0 (* 4.0 (/ 1 (pow 1.0 2)))))