0.107 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.049 * * * [progress]: [2/2] Setting up program. 0.053 * [progress]: [Phase 2 of 3] Improving. 0.053 * [simplify]: Simplifying: (+ (- 1.0 x) (* y (sqrt x))) 0.053 * * [simplify]: Extracting # 0 : cost 0 0.053 * * [simplify]: Extracting # 1 : cost 0 0.053 * * [simplify]: Extracting # 2 : cost 0 0.053 * * [simplify]: Extracting # 3 : cost 0 0.053 * * [simplify]: Extracting # 4 : cost 0 0.053 * * [simplify]: iteration 0 : 7 enodes (cost 8 ) 0.055 * * [simplify]: Extracting # 0 : cost 0 0.055 * * [simplify]: Extracting # 1 : cost 0 0.056 * * [simplify]: Extracting # 2 : cost 0 0.056 * * [simplify]: iteration 1 : 13 enodes (cost 8 ) 0.060 * * [simplify]: Extracting # 0 : cost 0 0.060 * * [simplify]: Extracting # 1 : cost 0 0.060 * * [simplify]: Extracting # 2 : cost 0 0.060 * * [simplify]: iteration 2 : 23 enodes (cost 8 ) 0.068 * * [simplify]: Extracting # 0 : cost 0 0.068 * * [simplify]: Extracting # 1 : cost 0 0.068 * * [simplify]: Extracting # 2 : cost 0 0.069 * * [simplify]: iteration 3 : 40 enodes (cost 8 ) 0.083 * * [simplify]: Extracting # 0 : cost 0 0.083 * * [simplify]: Extracting # 1 : cost 0 0.083 * * [simplify]: Extracting # 2 : cost 0 0.083 * * [simplify]: iteration 4 : 55 enodes (cost 8 ) 0.099 * * [simplify]: Extracting # 0 : cost 0 0.099 * * [simplify]: Extracting # 1 : cost 0 0.099 * * [simplify]: Extracting # 2 : cost 0 0.099 * * [simplify]: iteration 5 : 60 enodes (cost 8 ) 0.110 * * [simplify]: Extracting # 0 : cost 0 0.110 * * [simplify]: Extracting # 1 : cost 0 0.110 * * [simplify]: Extracting # 2 : cost 0 0.110 * * [simplify]: iteration 6 : 69 enodes (cost 8 ) 0.133 * * [simplify]: Extracting # 0 : cost 0 0.133 * * [simplify]: Extracting # 1 : cost 0 0.133 * * [simplify]: Extracting # 2 : cost 0 0.133 * * [simplify]: iteration 7 : 86 enodes (cost 8 ) 0.151 * * [simplify]: Extracting # 0 : cost 0 0.151 * * [simplify]: Extracting # 1 : cost 0 0.151 * * [simplify]: iteration 8 : 101 enodes (cost 8 ) 0.168 * * [simplify]: Extracting # 0 : cost 0 0.168 * * [simplify]: Extracting # 1 : cost 0 0.168 * * [simplify]: Extracting # 2 : cost 0 0.168 * * [simplify]: iteration 9 : 108 enodes (cost 8 ) 0.196 * * [simplify]: Extracting # 0 : cost 0 0.197 * * [simplify]: Extracting # 1 : cost 0 0.197 * * [simplify]: Extracting # 2 : cost 0 0.197 * * [simplify]: iteration 10 : 116 enodes (cost 8 ) 0.243 * * [simplify]: Extracting # 0 : cost 0 0.243 * * [simplify]: Extracting # 1 : cost 0 0.244 * * [simplify]: iteration done: 116 enodes (cost 8 ) 0.244 * [simplify]: Simplified to: (+ (- 1.0 x) (* y (sqrt x))) 0.244 * * [progress]: iteration 1 / 4 0.244 * * * [progress]: picking best candidate 0.248 * * * * [pick]: Picked # 0.248 * * * [progress]: localizing error 0.258 * * * [progress]: generating rewritten candidates 0.258 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 0.268 * * * * [progress]: [ 2 / 2 ] rewriting at (2) 0.312 * * * [progress]: generating series expansions 0.312 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 0.312 * [backup-simplify]: Simplify (* y (sqrt x)) into (* (sqrt x) y) 0.312 * [approximate]: Taking taylor expansion of (* (sqrt x) y) in (y x) around 0 0.312 * [taylor]: Taking taylor expansion of (* (sqrt x) y) in x 0.312 * [taylor]: Taking taylor expansion of (sqrt x) in x 0.312 * [taylor]: Taking taylor expansion of x in x 0.312 * [backup-simplify]: Simplify 0 into 0 0.312 * [backup-simplify]: Simplify 1 into 1 0.313 * [backup-simplify]: Simplify (sqrt 0) into 0 0.315 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0 0.315 * [taylor]: Taking taylor expansion of y in x 0.315 * [backup-simplify]: Simplify y into y 0.315 * [taylor]: Taking taylor expansion of (* (sqrt x) y) in y 0.315 * [taylor]: Taking taylor expansion of (sqrt x) in y 0.315 * [taylor]: Taking taylor expansion of x in y 0.315 * [backup-simplify]: Simplify x into x 0.315 * [backup-simplify]: Simplify (sqrt x) into (sqrt x) 0.315 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt x))) into 0 0.315 * [taylor]: Taking taylor expansion of y in y 0.315 * [backup-simplify]: Simplify 0 into 0 0.315 * [backup-simplify]: Simplify 1 into 1 0.315 * [taylor]: Taking taylor expansion of (* (sqrt x) y) in y 0.315 * [taylor]: Taking taylor expansion of (sqrt x) in y 0.315 * [taylor]: Taking taylor expansion of x in y 0.315 * [backup-simplify]: Simplify x into x 0.315 * [backup-simplify]: Simplify (sqrt x) into (sqrt x) 0.315 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt x))) into 0 0.315 * [taylor]: Taking taylor expansion of y in y 0.315 * [backup-simplify]: Simplify 0 into 0 0.315 * [backup-simplify]: Simplify 1 into 1 0.316 * [backup-simplify]: Simplify (* (sqrt x) 0) into 0 0.316 * [taylor]: Taking taylor expansion of 0 in x 0.316 * [backup-simplify]: Simplify 0 into 0 0.316 * [backup-simplify]: Simplify 0 into 0 0.321 * [backup-simplify]: Simplify (+ (* (sqrt x) 1) (* 0 0)) into (sqrt x) 0.321 * [taylor]: Taking taylor expansion of (sqrt x) in x 0.321 * [taylor]: Taking taylor expansion of x in x 0.321 * [backup-simplify]: Simplify 0 into 0 0.321 * [backup-simplify]: Simplify 1 into 1 0.321 * [backup-simplify]: Simplify (sqrt 0) into 0 0.322 * [backup-simplify]: Simplify (/ 1 (* 2 (sqrt 0))) into +nan.0 0.322 * [backup-simplify]: Simplify 0 into 0 0.322 * [backup-simplify]: Simplify 0 into 0 0.323 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+)) (* 2 (sqrt x))) into 0 0.323 * [backup-simplify]: Simplify (+ (* (sqrt x) 0) (+ (* 0 1) (* 0 0))) into 0 0.324 * [taylor]: Taking taylor expansion of 0 in x 0.324 * [backup-simplify]: Simplify 0 into 0 0.324 * [backup-simplify]: Simplify 0 into 0 0.324 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.324 * [backup-simplify]: Simplify 0 into 0 0.324 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 0)))) (* 2 (sqrt x))) into 0 0.325 * [backup-simplify]: Simplify (+ (* (sqrt x) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 0.325 * [taylor]: Taking taylor expansion of 0 in x 0.325 * [backup-simplify]: Simplify 0 into 0 0.325 * [backup-simplify]: Simplify 0 into 0 0.325 * [backup-simplify]: Simplify 0 into 0 0.327 * [backup-simplify]: Simplify (/ (- 0 (pow +nan.0 2) (+)) (* 2 0)) into +nan.0 0.327 * [backup-simplify]: Simplify +nan.0 into +nan.0 0.327 * [backup-simplify]: Simplify 0 into 0 0.327 * [backup-simplify]: Simplify (/ (- 0 (pow 0 2) (+ (* 2 (* 0 0)))) (* 2 (sqrt x))) into 0 0.328 * [backup-simplify]: Simplify (+ (* (sqrt x) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0 0.328 * [taylor]: Taking taylor expansion of 0 in x 0.328 * [backup-simplify]: Simplify 0 into 0 0.328 * [backup-simplify]: Simplify 0 into 0 0.328 * [backup-simplify]: Simplify 0 into 0 0.328 * [backup-simplify]: Simplify 0 into 0 0.330 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* +nan.0 +nan.0)))) (* 2 0)) into +nan.0 0.330 * [backup-simplify]: Simplify +nan.0 into +nan.0