0.501 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.239 * * * [progress]: [2/2] Setting up program. 0.243 * [progress]: [Phase 2 of 3] Improving. 0.244 * [simplify]: Simplifying: (/ (log (- 1.0 x)) (log (+ 1.0 x))) 0.244 * * [simplify]: Extracting # 0 : cost 0 0.244 * * [simplify]: Extracting # 1 : cost 0 0.244 * * [simplify]: Extracting # 2 : cost 0 0.244 * * [simplify]: Extracting # 3 : cost 0 0.244 * * [simplify]: Extracting # 4 : cost 0 0.244 * * [simplify]: Extracting # 5 : cost 0 0.244 * * [simplify]: iteration 0 : 7 enodes (cost 9 ) 0.246 * * [simplify]: Extracting # 0 : cost 0 0.246 * * [simplify]: Extracting # 1 : cost 0 0.246 * * [simplify]: Extracting # 2 : cost 0 0.246 * * [simplify]: iteration 1 : 10 enodes (cost 9 ) 0.249 * * [simplify]: Extracting # 0 : cost 0 0.249 * * [simplify]: iteration 2 : 11 enodes (cost 9 ) 0.252 * * [simplify]: Extracting # 0 : cost 0 0.252 * * [simplify]: iteration done: 11 enodes (cost 9 ) 0.252 * [simplify]: Simplified to: (/ (log (- 1.0 x)) (log (+ 1.0 x))) 0.253 * * [progress]: iteration 1 / 4 0.253 * * * [progress]: picking best candidate 0.257 * * * * [pick]: Picked # 0.257 * * * [progress]: localizing error 0.273 * * * [progress]: generating rewritten candidates 0.273 * * * * [progress]: [ 1 / 3 ] rewriting at (2 1) 0.286 * * * * [progress]: [ 2 / 3 ] rewriting at (2 2) 0.321 * * * * [progress]: [ 3 / 3 ] rewriting at (2) 0.360 * * * [progress]: generating series expansions 0.360 * * * * [progress]: [ 1 / 3 ] generating series at (2 1) 0.360 * [backup-simplify]: Simplify (log (- 1.0 x)) into (log (- 1.0 x)) 0.360 * [approximate]: Taking taylor expansion of (log (- 1.0 x)) in (x) around 0 0.360 * [taylor]: Taking taylor expansion of (log (- 1.0 x)) in x 0.360 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.360 * [taylor]: Taking taylor expansion of 1.0 in x 0.360 * [backup-simplify]: Simplify 1.0 into 1.0 0.361 * [taylor]: Taking taylor expansion of x in x 0.361 * [backup-simplify]: Simplify 0 into 0 0.361 * [backup-simplify]: Simplify 1 into 1 0.361 * [backup-simplify]: Simplify (- 0) into 0 0.362 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.362 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.362 * [taylor]: Taking taylor expansion of (log (- 1.0 x)) in x 0.362 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.362 * [taylor]: Taking taylor expansion of 1.0 in x 0.362 * [backup-simplify]: Simplify 1.0 into 1.0 0.362 * [taylor]: Taking taylor expansion of x in x 0.362 * [backup-simplify]: Simplify 0 into 0 0.362 * [backup-simplify]: Simplify 1 into 1 0.362 * [backup-simplify]: Simplify (- 0) into 0 0.363 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.363 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.364 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.364 * [backup-simplify]: Simplify (- 1) into -1 0.364 * [backup-simplify]: Simplify (+ 0 -1) into -1 0.368 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 -1) 1)) (pow 1.0 1)))) 1) into -1.0 0.368 * [backup-simplify]: Simplify -1.0 into -1.0 0.369 * [backup-simplify]: Simplify (- 0) into 0 0.369 * [backup-simplify]: Simplify (+ 0 0) into 0 0.375 * [backup-simplify]: Simplify (/ (+ (* -1 (/ (* (pow (* 1 -1) 2)) (pow 1.0 2))) (* 1 (/ (* 1 (pow (* 2 0) 1)) (pow 1.0 1)))) 2) into (/ -1/2 (pow 1.0 2)) 0.376 * [backup-simplify]: Simplify (/ -1/2 (pow 1.0 2)) into (/ -1/2 (pow 1.0 2))