2.559 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.016 * * * [progress]: [2/2] Setting up program. 0.018 * [progress]: [Phase 2 of 3] Improving. 0.018 * [simplify]: Simplifying: (- x (/ y (+ 1.0 (/ (* x y) 2.0)))) 0.019 * * [simplify]: Extracting # 0 : cost 0 0.019 * * [simplify]: Extracting # 1 : cost 0 0.019 * * [simplify]: Extracting # 2 : cost 0 0.019 * * [simplify]: Extracting # 3 : cost 0 0.019 * * [simplify]: Extracting # 4 : cost 0 0.019 * * [simplify]: Extracting # 5 : cost 0 0.019 * * [simplify]: iteration 0 : 9 enodes (cost 11 ) 0.020 * * [simplify]: Extracting # 0 : cost 0 0.020 * * [simplify]: Extracting # 1 : cost 0 0.020 * * [simplify]: Extracting # 2 : cost 0 0.020 * * [simplify]: iteration 1 : 15 enodes (cost 11 ) 0.022 * * [simplify]: Extracting # 0 : cost 0 0.022 * * [simplify]: Extracting # 1 : cost 0 0.022 * * [simplify]: Extracting # 2 : cost 0 0.022 * * [simplify]: iteration 2 : 22 enodes (cost 11 ) 0.025 * * [simplify]: Extracting # 0 : cost 0 0.025 * * [simplify]: Extracting # 1 : cost 0 0.025 * * [simplify]: Extracting # 2 : cost 0 0.025 * * [simplify]: iteration 3 : 25 enodes (cost 11 ) 0.028 * * [simplify]: Extracting # 0 : cost 0 0.029 * * [simplify]: iteration 4 : 26 enodes (cost 11 ) 0.032 * * [simplify]: Extracting # 0 : cost 0 0.032 * * [simplify]: iteration done: 26 enodes (cost 11 ) 0.032 * [simplify]: Simplified to: (- x (/ y (+ 1.0 (/ (* x y) 2.0)))) 0.033 * * [progress]: iteration 1 / 4 0.033 * * * [progress]: picking best candidate 0.034 * * * * [pick]: Picked # 0.034 * * * [progress]: localizing error 0.053 * * * [progress]: generating rewritten candidates 0.053 * * * * [progress]: [ 1 / 2 ] rewriting at (2 2) 0.074 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2 2 2) 0.088 * * * [progress]: generating series expansions 0.088 * * * * [progress]: [ 1 / 2 ] generating series at (2 2) 0.088 * [backup-simplify]: Simplify (/ y (+ 1.0 (/ (* x y) 2.0))) into (/ y (+ (* 0.5 (* x y)) 1.0)) 0.088 * [approximate]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in (y x) around 0 0.088 * [taylor]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in x 0.088 * [taylor]: Taking taylor expansion of y in x 0.088 * [backup-simplify]: Simplify y into y 0.088 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in x 0.088 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in x 0.088 * [taylor]: Taking taylor expansion of 0.5 in x 0.088 * [backup-simplify]: Simplify 0.5 into 0.5 0.088 * [taylor]: Taking taylor expansion of (* x y) in x 0.088 * [taylor]: Taking taylor expansion of x in x 0.088 * [backup-simplify]: Simplify 0 into 0 0.088 * [backup-simplify]: Simplify 1 into 1 0.088 * [taylor]: Taking taylor expansion of y in x 0.088 * [backup-simplify]: Simplify y into y 0.088 * [taylor]: Taking taylor expansion of 1.0 in x 0.088 * [backup-simplify]: Simplify 1.0 into 1.0 0.088 * [backup-simplify]: Simplify (* 0 y) into 0 0.089 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.089 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.089 * [backup-simplify]: Simplify (/ y 1.0) into (* 1.0 y) 0.089 * [taylor]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in y 0.089 * [taylor]: Taking taylor expansion of y in y 0.089 * [backup-simplify]: Simplify 0 into 0 0.089 * [backup-simplify]: Simplify 1 into 1 0.089 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in y 0.089 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y 0.089 * [taylor]: Taking taylor expansion of 0.5 in y 0.089 * [backup-simplify]: Simplify 0.5 into 0.5 0.089 * [taylor]: Taking taylor expansion of (* x y) in y 0.089 * [taylor]: Taking taylor expansion of x in y 0.089 * [backup-simplify]: Simplify x into x 0.090 * [taylor]: Taking taylor expansion of y in y 0.090 * [backup-simplify]: Simplify 0 into 0 0.090 * [backup-simplify]: Simplify 1 into 1 0.090 * [taylor]: Taking taylor expansion of 1.0 in y 0.090 * [backup-simplify]: Simplify 1.0 into 1.0 0.090 * [backup-simplify]: Simplify (* x 0) into 0 0.090 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.090 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.091 * [backup-simplify]: Simplify (/ 1 1.0) into 1.0 0.091 * [taylor]: Taking taylor expansion of (/ y (+ (* 0.5 (* x y)) 1.0)) in y 0.091 * [taylor]: Taking taylor expansion of y in y 0.091 * [backup-simplify]: Simplify 0 into 0 0.091 * [backup-simplify]: Simplify 1 into 1 0.091 * [taylor]: Taking taylor expansion of (+ (* 0.5 (* x y)) 1.0) in y 0.091 * [taylor]: Taking taylor expansion of (* 0.5 (* x y)) in y 0.091 * [taylor]: Taking taylor expansion of 0.5 in y 0.091 * [backup-simplify]: Simplify 0.5 into 0.5 0.091 * [taylor]: Taking taylor expansion of (* x y) in y 0.091 * [taylor]: Taking taylor expansion of x in y 0.091 * [backup-simplify]: Simplify x into x 0.091 * [taylor]: Taking taylor expansion of y in y 0.091 * [backup-simplify]: Simplify 0 into 0 0.091 * [backup-simplify]: Simplify 1 into 1 0.091 * [taylor]: Taking taylor expansion of 1.0 in y 0.091 * [backup-simplify]: Simplify 1.0 into 1.0 0.091 * [backup-simplify]: Simplify (* x 0) into 0 0.091 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.091 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0 0.092 * [backup-simplify]: Simplify (/ 1 1.0) into 1.0 0.092 * [taylor]: Taking taylor expansion of 1.0 in x 0.092 * [backup-simplify]: Simplify 1.0 into 1.0 0.092 * [backup-simplify]: Simplify 1.0 into 1.0 0.092 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x 0.092 * [backup-simplify]: Simplify (+ (* 0.5 x) (* 0 0)) into (* 0.5 x) 0.092 * [backup-simplify]: Simplify (+ (* 0.5 x) 0) into (* 0.5 x) 0.093 * [backup-simplify]: Simplify (- (/ 0 1.0) (+ (* 1.0 (/ (* 0.5 x) 1.0)))) into (- (* 0.5 x)) 0.093 * [taylor]: Taking taylor expansion of (- (* 0.5 x)) in x 0.093 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 0.093 * [taylor]: Taking taylor expansion of 0.5 in x 0.093 * [backup-simplify]: Simplify 0.5 into 0.5 0.093 * [taylor]: Taking taylor expansion of x in x 0.093 * [backup-simplify]: Simplify 0 into 0 0.093 * [backup-simplify]: Simplify 1 into 1 0.093 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.093 * [backup-simplify]: Simplify (- 0) into 0 0.093 * [backup-simplify]: Simplify 0 into 0 0.093 * [backup-simplify]: Simplify 0 into 0 0.094 * [backup-simplify]: Simplify (+ (* x 0) (+ (* 0 1) (* 0 0))) into 0 0.094 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 x) (* 0 0))) into 0 0.095 * [backup-simplify]: Simplify (+ 0 0) into 0