0.228 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.155 * * * [progress]: [2/2] Setting up program. 0.157 * [progress]: [Phase 2 of 3] Improving. 0.157 * [simplify]: Simplifying: (* (/ 1.0 2.0) (log (/ (+ 1.0 x) (- 1.0 x)))) 0.157 * * [simplify]: Extracting # 0 : cost 0 0.157 * * [simplify]: Extracting # 1 : cost 0 0.157 * * [simplify]: Extracting # 2 : cost 0 0.157 * * [simplify]: Extracting # 3 : cost 0 0.158 * * [simplify]: Extracting # 4 : cost 0 0.158 * * [simplify]: Extracting # 5 : cost 0 0.158 * * [simplify]: iteration 0 : 9 enodes (cost 12 ) 0.160 * * [simplify]: Extracting # 0 : cost 0 0.160 * * [simplify]: Extracting # 1 : cost 0 0.160 * * [simplify]: Extracting # 2 : cost 0 0.160 * * [simplify]: iteration 1 : 18 enodes (cost 12 ) 0.163 * * [simplify]: Extracting # 0 : cost 0 0.163 * * [simplify]: Extracting # 1 : cost 0 0.163 * * [simplify]: Extracting # 2 : cost 0 0.163 * * [simplify]: iteration 2 : 25 enodes (cost 12 ) 0.170 * * [simplify]: Extracting # 0 : cost 0 0.170 * * [simplify]: Extracting # 1 : cost 0 0.170 * * [simplify]: Extracting # 2 : cost 0 0.171 * * [simplify]: iteration 3 : 40 enodes (cost 12 ) 0.183 * * [simplify]: Extracting # 0 : cost 0 0.183 * * [simplify]: Extracting # 1 : cost 0 0.183 * * [simplify]: Extracting # 2 : cost 0 0.183 * * [simplify]: iteration 4 : 61 enodes (cost 12 ) 0.193 * * [simplify]: Extracting # 0 : cost 0 0.193 * * [simplify]: Extracting # 1 : cost 0 0.193 * * [simplify]: Extracting # 2 : cost 0 0.193 * * [simplify]: iteration 5 : 88 enodes (cost 12 ) 0.207 * * [simplify]: Extracting # 0 : cost 0 0.207 * * [simplify]: Extracting # 1 : cost 0 0.207 * * [simplify]: Extracting # 2 : cost 0 0.207 * * [simplify]: iteration 6 : 102 enodes (cost 12 ) 0.240 * * [simplify]: Extracting # 0 : cost 0 0.241 * * [simplify]: iteration 7 : 106 enodes (cost 12 ) 0.276 * * [simplify]: Extracting # 0 : cost 0 0.276 * * [simplify]: iteration done: 106 enodes (cost 12 ) 0.276 * [simplify]: Simplified to: (* (/ 1.0 2.0) (log (/ (+ 1.0 x) (- 1.0 x)))) 0.277 * * [progress]: iteration 1 / 4 0.277 * * * [progress]: picking best candidate 0.280 * * * * [pick]: Picked # 0.280 * * * [progress]: localizing error 0.298 * * * [progress]: generating rewritten candidates 0.298 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 0.318 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 1) 0.383 * * * [progress]: generating series expansions 0.383 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 0.384 * [backup-simplify]: Simplify (log (/ (+ 1.0 x) (- 1.0 x))) into (log (/ (+ x 1.0) (- 1.0 x))) 0.384 * [approximate]: Taking taylor expansion of (log (/ (+ x 1.0) (- 1.0 x))) in (x) around 0 0.384 * [taylor]: Taking taylor expansion of (log (/ (+ x 1.0) (- 1.0 x))) in x 0.384 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x 0.384 * [taylor]: Taking taylor expansion of (+ x 1.0) in x 0.384 * [taylor]: Taking taylor expansion of x in x 0.384 * [backup-simplify]: Simplify 0 into 0 0.384 * [backup-simplify]: Simplify 1 into 1 0.384 * [taylor]: Taking taylor expansion of 1.0 in x 0.384 * [backup-simplify]: Simplify 1.0 into 1.0 0.384 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.384 * [taylor]: Taking taylor expansion of 1.0 in x 0.384 * [backup-simplify]: Simplify 1.0 into 1.0 0.384 * [taylor]: Taking taylor expansion of x in x 0.385 * [backup-simplify]: Simplify 0 into 0 0.385 * [backup-simplify]: Simplify 1 into 1 0.386 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.386 * [backup-simplify]: Simplify (- 0) into 0 0.386 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.387 * [backup-simplify]: Simplify (/ 1.0 1.0) into 1.0 0.388 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.388 * [taylor]: Taking taylor expansion of (log (/ (+ x 1.0) (- 1.0 x))) in x 0.388 * [taylor]: Taking taylor expansion of (/ (+ x 1.0) (- 1.0 x)) in x 0.388 * [taylor]: Taking taylor expansion of (+ x 1.0) in x 0.388 * [taylor]: Taking taylor expansion of x in x 0.388 * [backup-simplify]: Simplify 0 into 0 0.388 * [backup-simplify]: Simplify 1 into 1 0.388 * [taylor]: Taking taylor expansion of 1.0 in x 0.388 * [backup-simplify]: Simplify 1.0 into 1.0 0.388 * [taylor]: Taking taylor expansion of (- 1.0 x) in x 0.388 * [taylor]: Taking taylor expansion of 1.0 in x 0.388 * [backup-simplify]: Simplify 1.0 into 1.0 0.388 * [taylor]: Taking taylor expansion of x in x 0.388 * [backup-simplify]: Simplify 0 into 0 0.388 * [backup-simplify]: Simplify 1 into 1 0.389 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.389 * [backup-simplify]: Simplify (- 0) into 0 0.389 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0 0.390 * [backup-simplify]: Simplify (/ 1.0 1.0) into 1.0 0.390 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.391 * [backup-simplify]: Simplify (log 1.0) into (log 1.0) 0.392 * [backup-simplify]: Simplify (+ 1 0) into 1 0.392 * [backup-simplify]: Simplify (- 1) into -1 0.393 * [backup-simplify]: Simplify (+ 0 -1) into -1 0.395 * [backup-simplify]: Simplify (- (/ 1 1.0) (+ (* 1.0 (/ -1 1.0)))) into 2.0 0.403 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 2.0) 1)) (pow 1.0 1)))) 1) into 2.0 0.403 * [backup-simplify]: Simplify 2.0 into 2.0 0.405 * [backup-simplify]: Simplify (+ 0 0) into 0 0.405 * [backup-simplify]: Simplify (- 0) into 0 0.405 * [backup-simplify]: Simplify (+ 0 0) into 0 0.410 * [backup-simplify]: Simplify (- (/ 0 1.0) (+ (* 1.0 (/ 0 1.0)) (* 2.0 (/ -1 1.0)))) into 2.0 0.426 * [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))))) 0.430 * [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)))))