6.416 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.020 * * * [progress]: [2/2] Setting up program. 0.022 * [progress]: [Phase 2 of 3] Improving. 0.023 * [simplify]: Simplifying: (+ x (/ (- x y) 2.0)) 0.023 * * [simplify]: Extracting # 0 : cost 0 0.023 * * [simplify]: Extracting # 1 : cost 0 0.023 * * [simplify]: Extracting # 2 : cost 0 0.023 * * [simplify]: Extracting # 3 : cost 0 0.023 * * [simplify]: Extracting # 4 : cost 0 0.023 * * [simplify]: Extracting # 5 : cost 0 0.023 * * [simplify]: iteration 0 : 6 enodes (cost 7 ) 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 1 : 12 enodes (cost 7 ) 0.028 * * [simplify]: Extracting # 0 : cost 0 0.028 * * [simplify]: Extracting # 1 : cost 0 0.028 * * [simplify]: Extracting # 2 : cost 0 0.029 * * [simplify]: iteration 2 : 19 enodes (cost 7 ) 0.034 * * [simplify]: Extracting # 0 : cost 0 0.034 * * [simplify]: Extracting # 1 : cost 0 0.034 * * [simplify]: Extracting # 2 : cost 0 0.034 * * [simplify]: iteration 3 : 29 enodes (cost 7 ) 0.043 * * [simplify]: Extracting # 0 : cost 0 0.043 * * [simplify]: Extracting # 1 : cost 0 0.043 * * [simplify]: Extracting # 2 : cost 0 0.043 * * [simplify]: iteration 4 : 40 enodes (cost 7 ) 0.063 * * [simplify]: Extracting # 0 : cost 0 0.063 * * [simplify]: Extracting # 1 : cost 0 0.063 * * [simplify]: Extracting # 2 : cost 0 0.063 * * [simplify]: iteration 5 : 45 enodes (cost 7 ) 0.069 * * [simplify]: Extracting # 0 : cost 0 0.069 * * [simplify]: Extracting # 1 : cost 0 0.069 * * [simplify]: Extracting # 2 : cost 0 0.069 * * [simplify]: iteration 6 : 49 enodes (cost 7 ) 0.075 * * [simplify]: Extracting # 0 : cost 0 0.076 * * [simplify]: Extracting # 1 : cost 0 0.076 * * [simplify]: Extracting # 2 : cost 0 0.076 * * [simplify]: iteration 7 : 58 enodes (cost 7 ) 0.084 * * [simplify]: Extracting # 0 : cost 0 0.084 * * [simplify]: Extracting # 1 : cost 0 0.084 * * [simplify]: Extracting # 2 : cost 0 0.084 * * [simplify]: iteration 8 : 74 enodes (cost 7 ) 0.096 * * [simplify]: Extracting # 0 : cost 0 0.096 * * [simplify]: Extracting # 1 : cost 0 0.096 * * [simplify]: Extracting # 2 : cost 0 0.096 * * [simplify]: iteration 9 : 90 enodes (cost 7 ) 0.108 * * [simplify]: Extracting # 0 : cost 0 0.108 * * [simplify]: Extracting # 1 : cost 0 0.108 * * [simplify]: iteration 10 : 101 enodes (cost 7 ) 0.124 * * [simplify]: Extracting # 0 : cost 0 0.124 * * [simplify]: Extracting # 1 : cost 0 0.124 * * [simplify]: Extracting # 2 : cost 0 0.124 * * [simplify]: iteration 11 : 103 enodes (cost 7 ) 0.154 * * [simplify]: Extracting # 0 : cost 0 0.154 * * [simplify]: Extracting # 1 : cost 0 0.154 * * [simplify]: Extracting # 2 : cost 0 0.154 * * [simplify]: iteration 12 : 107 enodes (cost 7 ) 0.171 * * [simplify]: Extracting # 0 : cost 0 0.171 * * [simplify]: Extracting # 1 : cost 0 0.172 * * [simplify]: Extracting # 2 : cost 0 0.172 * * [simplify]: iteration 13 : 108 enodes (cost 7 ) 0.186 * * [simplify]: Extracting # 0 : cost 0 0.186 * * [simplify]: iteration done: 108 enodes (cost 7 ) 0.186 * [simplify]: Simplified to: (+ x (/ (- x y) 2.0)) 0.187 * * [progress]: iteration 1 / 4 0.187 * * * [progress]: picking best candidate 0.188 * * * * [pick]: Picked # 0.188 * * * [progress]: localizing error 0.194 * * * [progress]: generating rewritten candidates 0.194 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.241 * * * [progress]: generating series expansions 0.241 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.242 * [backup-simplify]: Simplify (+ x (/ (- x y) 2.0)) into (- (* 1.5 x) (* 0.5 y)) 0.242 * [approximate]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in (x y) around 0 0.242 * [taylor]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in y 0.242 * [taylor]: Taking taylor expansion of (* 1.5 x) in y 0.242 * [taylor]: Taking taylor expansion of 1.5 in y 0.242 * [backup-simplify]: Simplify 1.5 into 1.5 0.242 * [taylor]: Taking taylor expansion of x in y 0.242 * [backup-simplify]: Simplify x into x 0.242 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 0.242 * [taylor]: Taking taylor expansion of 0.5 in y 0.242 * [backup-simplify]: Simplify 0.5 into 0.5 0.242 * [taylor]: Taking taylor expansion of y in y 0.242 * [backup-simplify]: Simplify 0 into 0 0.242 * [backup-simplify]: Simplify 1 into 1 0.242 * [taylor]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in x 0.242 * [taylor]: Taking taylor expansion of (* 1.5 x) in x 0.242 * [taylor]: Taking taylor expansion of 1.5 in x 0.242 * [backup-simplify]: Simplify 1.5 into 1.5 0.242 * [taylor]: Taking taylor expansion of x in x 0.242 * [backup-simplify]: Simplify 0 into 0 0.242 * [backup-simplify]: Simplify 1 into 1 0.242 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 0.242 * [taylor]: Taking taylor expansion of 0.5 in x 0.242 * [backup-simplify]: Simplify 0.5 into 0.5 0.242 * [taylor]: Taking taylor expansion of y in x 0.242 * [backup-simplify]: Simplify y into y 0.242 * [taylor]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in x 0.242 * [taylor]: Taking taylor expansion of (* 1.5 x) in x 0.242 * [taylor]: Taking taylor expansion of 1.5 in x 0.242 * [backup-simplify]: Simplify 1.5 into 1.5 0.242 * [taylor]: Taking taylor expansion of x in x 0.242 * [backup-simplify]: Simplify 0 into 0 0.242 * [backup-simplify]: Simplify 1 into 1 0.242 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 0.242 * [taylor]: Taking taylor expansion of 0.5 in x 0.243 * [backup-simplify]: Simplify 0.5 into 0.5 0.243 * [taylor]: Taking taylor expansion of y in x 0.243 * [backup-simplify]: Simplify y into y 0.243 * [backup-simplify]: Simplify (* 1.5 0) into 0 0.243 * [backup-simplify]: Simplify (* 0.5 y) into (* 0.5 y) 0.244 * [backup-simplify]: Simplify (- (* 0.5 y)) into (- (* 0.5 y)) 0.244 * [backup-simplify]: Simplify (+ 0 (- (* 0.5 y))) into (- (* 0.5 y)) 0.244 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y 0.244 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 0.244 * [taylor]: Taking taylor expansion of 0.5 in y 0.244 * [backup-simplify]: Simplify 0.5 into 0.5 0.244 * [taylor]: Taking taylor expansion of y in y 0.244 * [backup-simplify]: Simplify 0 into 0 0.244 * [backup-simplify]: Simplify 1 into 1 0.244 * [backup-simplify]: Simplify (* 0.5 0) into 0 0.245 * [backup-simplify]: Simplify (- 0) into 0 0.245 * [backup-simplify]: Simplify 0 into 0 0.246 * [backup-simplify]: Simplify (+ (* 1.5 1) (* 0 0)) into 1.5 0.246 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 y)) into 0 0.247 * [backup-simplify]: Simplify (- 0) into 0 0.247 * [backup-simplify]: Simplify (+ 1.5 0) into 1.5 0.247 * [taylor]: Taking taylor expansion of 1.5 in y 0.247 * [backup-simplify]: Simplify 1.5 into 1.5 0.247 * [backup-simplify]: Simplify 1.5 into 1.5 0.249 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 0.249 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 0.249 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 0.250 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 1) (* 0 0))) into 0 0.251 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 y))) into 0 0.252 * [backup-simplify]: Simplify (- 0) into 0 0.252 * [backup-simplify]: Simplify (+ 0 0) into 0 0.252 * [taylor]: Taking taylor expansion of 0 in y 0.252 * [backup-simplify]: Simplify 0 into 0 0.252 * [backup-simplify]: Simplify 0 into 0 0.252 * [backup-simplify]: Simplify 0 into 0 0.253 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0 0.253 * [backup-simplify]: Simplify (- 0) into 0 0.253 * [backup-simplify]: Simplify 0 into 0 0.255 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0 0.256 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0 0.256 * [backup-simplify]: Simplify (- 0) into 0 0.256 * [backup-simplify]: Simplify (+ 0 0) into 0 0.257 * [taylor]: Taking taylor expansion of 0 in y 0.257 * [backup-simplify]: Simplify 0 into 0 0.257 * [backup-simplify]: Simplify 0 into 0 0.257 * [backup-simplify]: Simplify 0 into 0 0.257 * [backup-simplify]: Simplify 0 into 0 0.257 * [backup-simplify]: Simplify (+ (* (- 0.5) (* y 1)) (* 1.5 (* 1 x))) into (- (* 1.5 x) (* 0.5 y)) 0.257 * [backup-simplify]: Simplify (+ (/ 1 x) (/ (- (/ 1 x) (/ 1 y)) 2.0)) into (- (* 1.5 (/ 1 x)) (* 0.5 (/ 1 y))) 0.258 * [approximate]: Taking taylor expansion of (- (* 1.5 (/ 1 x)) (* 0.5 (/ 1 y))) in (x y) around 0 0.258 * [taylor]: Taking taylor expansion of (- (* 1.5 (/ 1 x)) (* 0.5 (/ 1 y))) in y 0.258 * [taylor]: Taking taylor expansion of (* 1.5 (/ 1 x)) in y 0.258 * [taylor]: Taking taylor expansion of 1.5 in y 0.258 * [backup-simplify]: Simplify 1.5 into 1.5 0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.258 * [taylor]: Taking taylor expansion of x in y 0.258 * [backup-simplify]: Simplify x into x 0.258 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 0.258 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.258 * [taylor]: Taking taylor expansion of 0.5 in y 0.258 * [backup-simplify]: Simplify 0.5 into 0.5 0.258 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.258 * [taylor]: Taking taylor expansion of y in y 0.258 * [backup-simplify]: Simplify 0 into 0 0.258 * [backup-simplify]: Simplify 1 into 1 0.258 * [backup-simplify]: Simplify (/ 1 1) into 1 0.258 * [taylor]: Taking taylor expansion of (- (* 1.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 0.258 * [taylor]: Taking taylor expansion of (* 1.5 (/ 1 x)) in x 0.258 * [taylor]: Taking taylor expansion of 1.5 in x 0.258 * [backup-simplify]: Simplify 1.5 into 1.5 0.258 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.258 * [taylor]: Taking taylor expansion of x in x 0.258 * [backup-simplify]: Simplify 0 into 0 0.258 * [backup-simplify]: Simplify 1 into 1 0.259 * [backup-simplify]: Simplify (/ 1 1) into 1 0.259 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.259 * [taylor]: Taking taylor expansion of 0.5 in x 0.259 * [backup-simplify]: Simplify 0.5 into 0.5 0.259 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.259 * [taylor]: Taking taylor expansion of y in x 0.259 * [backup-simplify]: Simplify y into y 0.259 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.259 * [taylor]: Taking taylor expansion of (- (* 1.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 0.259 * [taylor]: Taking taylor expansion of (* 1.5 (/ 1 x)) in x 0.259 * [taylor]: Taking taylor expansion of 1.5 in x 0.259 * [backup-simplify]: Simplify 1.5 into 1.5 0.259 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.259 * [taylor]: Taking taylor expansion of x in x 0.259 * [backup-simplify]: Simplify 0 into 0 0.259 * [backup-simplify]: Simplify 1 into 1 0.259 * [backup-simplify]: Simplify (/ 1 1) into 1 0.259 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.259 * [taylor]: Taking taylor expansion of 0.5 in x 0.259 * [backup-simplify]: Simplify 0.5 into 0.5 0.259 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.259 * [taylor]: Taking taylor expansion of y in x 0.259 * [backup-simplify]: Simplify y into y 0.259 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.260 * [backup-simplify]: Simplify (* 1.5 1) into 1.5 0.260 * [backup-simplify]: Simplify (+ 1.5 0) into 1.5 0.260 * [taylor]: Taking taylor expansion of 1.5 in y 0.260 * [backup-simplify]: Simplify 1.5 into 1.5 0.260 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.261 * [backup-simplify]: Simplify (+ (* 1.5 0) (* 0 1)) into 0 0.261 * [backup-simplify]: Simplify (* 0.5 (/ 1 y)) into (/ 0.5 y) 0.261 * [backup-simplify]: Simplify (- (/ 0.5 y)) into (- (* 0.5 (/ 1 y))) 0.261 * [backup-simplify]: Simplify (+ 0 (- (* 0.5 (/ 1 y)))) into (- (* 0.5 (/ 1 y))) 0.261 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y))) in y 0.261 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.261 * [taylor]: Taking taylor expansion of 0.5 in y 0.261 * [backup-simplify]: Simplify 0.5 into 0.5 0.261 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.261 * [taylor]: Taking taylor expansion of y in y 0.261 * [backup-simplify]: Simplify 0 into 0 0.261 * [backup-simplify]: Simplify 1 into 1 0.261 * [backup-simplify]: Simplify (/ 1 1) into 1 0.262 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 0.262 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 0.262 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 0.262 * [backup-simplify]: Simplify 1.5 into 1.5 0.263 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.263 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (* 0 1))) into 0 0.263 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 0.264 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 y))) into 0 0.264 * [backup-simplify]: Simplify (- 0) into 0 0.264 * [backup-simplify]: Simplify (+ 0 0) into 0 0.264 * [taylor]: Taking taylor expansion of 0 in y 0.264 * [backup-simplify]: Simplify 0 into 0 0.265 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.265 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 0.265 * [backup-simplify]: Simplify (- 0) into 0 0.265 * [backup-simplify]: Simplify 0 into 0 0.265 * [backup-simplify]: Simplify 0 into 0 0.266 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.266 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 0.267 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.267 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0 0.267 * [backup-simplify]: Simplify (- 0) into 0 0.268 * [backup-simplify]: Simplify (+ 0 0) into 0 0.268 * [taylor]: Taking taylor expansion of 0 in y 0.268 * [backup-simplify]: Simplify 0 into 0 0.268 * [backup-simplify]: Simplify 0 into 0 0.268 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.269 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 0.269 * [backup-simplify]: Simplify (- 0) into 0 0.269 * [backup-simplify]: Simplify 0 into 0 0.269 * [backup-simplify]: Simplify 0 into 0 0.270 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.270 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 0.270 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.271 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0 0.271 * [backup-simplify]: Simplify (- 0) into 0 0.272 * [backup-simplify]: Simplify (+ 0 0) into 0 0.272 * [taylor]: Taking taylor expansion of 0 in y 0.272 * [backup-simplify]: Simplify 0 into 0 0.272 * [backup-simplify]: Simplify 0 into 0 0.272 * [backup-simplify]: Simplify (+ (* 1.5 (* 1 (/ 1 (/ 1 x)))) (* (- 0.5) (* (/ 1 (/ 1 y)) 1))) into (- (* 1.5 x) (* 0.5 y)) 0.272 * [backup-simplify]: Simplify (+ (/ 1 (- x)) (/ (- (/ 1 (- x)) (/ 1 (- y))) 2.0)) into (- (* 0.5 (/ 1 y)) (* 1.5 (/ 1 x))) 0.272 * [approximate]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 1.5 (/ 1 x))) in (x y) around 0 0.272 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 1.5 (/ 1 x))) in y 0.272 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.272 * [taylor]: Taking taylor expansion of 0.5 in y 0.272 * [backup-simplify]: Simplify 0.5 into 0.5 0.272 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.272 * [taylor]: Taking taylor expansion of y in y 0.272 * [backup-simplify]: Simplify 0 into 0 0.272 * [backup-simplify]: Simplify 1 into 1 0.273 * [backup-simplify]: Simplify (/ 1 1) into 1 0.273 * [taylor]: Taking taylor expansion of (* 1.5 (/ 1 x)) in y 0.273 * [taylor]: Taking taylor expansion of 1.5 in y 0.273 * [backup-simplify]: Simplify 1.5 into 1.5 0.273 * [taylor]: Taking taylor expansion of (/ 1 x) in y 0.273 * [taylor]: Taking taylor expansion of x in y 0.273 * [backup-simplify]: Simplify x into x 0.273 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x) 0.273 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 1.5 (/ 1 x))) in x 0.273 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.273 * [taylor]: Taking taylor expansion of 0.5 in x 0.273 * [backup-simplify]: Simplify 0.5 into 0.5 0.273 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.273 * [taylor]: Taking taylor expansion of y in x 0.273 * [backup-simplify]: Simplify y into y 0.273 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.273 * [taylor]: Taking taylor expansion of (* 1.5 (/ 1 x)) in x 0.273 * [taylor]: Taking taylor expansion of 1.5 in x 0.273 * [backup-simplify]: Simplify 1.5 into 1.5 0.273 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.273 * [taylor]: Taking taylor expansion of x in x 0.273 * [backup-simplify]: Simplify 0 into 0 0.273 * [backup-simplify]: Simplify 1 into 1 0.274 * [backup-simplify]: Simplify (/ 1 1) into 1 0.274 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 1.5 (/ 1 x))) in x 0.274 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 0.274 * [taylor]: Taking taylor expansion of 0.5 in x 0.274 * [backup-simplify]: Simplify 0.5 into 0.5 0.274 * [taylor]: Taking taylor expansion of (/ 1 y) in x 0.274 * [taylor]: Taking taylor expansion of y in x 0.274 * [backup-simplify]: Simplify y into y 0.274 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y) 0.274 * [taylor]: Taking taylor expansion of (* 1.5 (/ 1 x)) in x 0.274 * [taylor]: Taking taylor expansion of 1.5 in x 0.274 * [backup-simplify]: Simplify 1.5 into 1.5 0.274 * [taylor]: Taking taylor expansion of (/ 1 x) in x 0.274 * [taylor]: Taking taylor expansion of x in x 0.274 * [backup-simplify]: Simplify 0 into 0 0.274 * [backup-simplify]: Simplify 1 into 1 0.274 * [backup-simplify]: Simplify (/ 1 1) into 1 0.274 * [backup-simplify]: Simplify (* 1.5 1) into 1.5 0.275 * [backup-simplify]: Simplify (- 1.5) into (- 1.5) 0.275 * [backup-simplify]: Simplify (+ 0 (- 1.5)) into (- 1.5) 0.275 * [taylor]: Taking taylor expansion of (- 1.5) in y 0.275 * [taylor]: Taking taylor expansion of 1.5 in y 0.275 * [backup-simplify]: Simplify 1.5 into 1.5 0.275 * [backup-simplify]: Simplify (* 0.5 (/ 1 y)) into (/ 0.5 y) 0.276 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.276 * [backup-simplify]: Simplify (+ (* 1.5 0) (* 0 1)) into 0 0.276 * [backup-simplify]: Simplify (- 0) into 0 0.276 * [backup-simplify]: Simplify (+ (/ 0.5 y) 0) into (* 0.5 (/ 1 y)) 0.276 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 0.277 * [taylor]: Taking taylor expansion of 0.5 in y 0.277 * [backup-simplify]: Simplify 0.5 into 0.5 0.277 * [taylor]: Taking taylor expansion of (/ 1 y) in y 0.277 * [taylor]: Taking taylor expansion of y in y 0.277 * [backup-simplify]: Simplify 0 into 0 0.277 * [backup-simplify]: Simplify 1 into 1 0.277 * [backup-simplify]: Simplify (/ 1 1) into 1 0.277 * [backup-simplify]: Simplify (* 0.5 1) into 0.5 0.277 * [backup-simplify]: Simplify 0.5 into 0.5 0.277 * [backup-simplify]: Simplify (- 1.5) into (- 1.5) 0.278 * [backup-simplify]: Simplify (- 1.5) into (- 1.5) 0.278 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0 0.278 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 y))) into 0 0.279 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.279 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (* 0 1))) into 0 0.279 * [backup-simplify]: Simplify (- 0) into 0 0.280 * [backup-simplify]: Simplify (+ 0 0) into 0 0.280 * [taylor]: Taking taylor expansion of 0 in y 0.280 * [backup-simplify]: Simplify 0 into 0 0.280 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 0.280 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0 0.280 * [backup-simplify]: Simplify 0 into 0 0.281 * [backup-simplify]: Simplify (- 0) into 0 0.281 * [backup-simplify]: Simplify 0 into 0 0.281 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.281 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 y)))) into 0 0.282 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.282 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 0.283 * [backup-simplify]: Simplify (- 0) into 0 0.283 * [backup-simplify]: Simplify (+ 0 0) into 0 0.283 * [taylor]: Taking taylor expansion of 0 in y 0.283 * [backup-simplify]: Simplify 0 into 0 0.283 * [backup-simplify]: Simplify 0 into 0 0.284 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.284 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0 0.284 * [backup-simplify]: Simplify 0 into 0 0.284 * [backup-simplify]: Simplify (- 0) into 0 0.284 * [backup-simplify]: Simplify 0 into 0 0.284 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0 0.285 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 y))))) into 0 0.286 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 0.287 * [backup-simplify]: Simplify (+ (* 1.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 0.287 * [backup-simplify]: Simplify (- 0) into 0 0.287 * [backup-simplify]: Simplify (+ 0 0) into 0 0.287 * [taylor]: Taking taylor expansion of 0 in y 0.287 * [backup-simplify]: Simplify 0 into 0 0.287 * [backup-simplify]: Simplify 0 into 0 0.288 * [backup-simplify]: Simplify (+ (* (- 1.5) (* 1 (/ 1 (/ 1 (- x))))) (* 0.5 (* (/ 1 (/ 1 (- y))) 1))) into (- (* 1.5 x) (* 0.5 y)) 0.288 * * * [progress]: simplifying candidates 0.288 * [simplify]: Simplifying: (* (exp x) (exp (/ (- x y) 2.0))) (log (+ x (/ (- x y) 2.0))) (exp (+ x (/ (- x y) 2.0))) (* (cbrt (+ x (/ (- x y) 2.0))) (cbrt (+ x (/ (- x y) 2.0)))) (cbrt (+ x (/ (- x y) 2.0))) (* (* (+ x (/ (- x y) 2.0)) (+ x (/ (- x y) 2.0))) (+ x (/ (- x y) 2.0))) (sqrt (+ x (/ (- x y) 2.0))) (sqrt (+ x (/ (- x y) 2.0))) (+ (pow x 3) (pow (/ (- x y) 2.0) 3)) (+ (* x x) (- (* (/ (- x y) 2.0) (/ (- x y) 2.0)) (* x (/ (- x y) 2.0)))) (- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0))) (- x (/ (- x y) 2.0)) (+ x (/ (- x y) 2.0)) (+ x (/ x 2.0)) (- (* 1.5 x) (* 0.5 y)) (- (* 1.5 x) (* 0.5 y)) (- (* 1.5 x) (* 0.5 y)) 0.289 * * [simplify]: Extracting # 0 : cost 0 0.289 * * [simplify]: Extracting # 1 : cost 0 0.289 * * [simplify]: Extracting # 2 : cost 0 0.289 * * [simplify]: Extracting # 3 : cost 0 0.289 * * [simplify]: Extracting # 4 : cost 0 0.289 * * [simplify]: Extracting # 5 : cost 0 0.289 * * [simplify]: Extracting # 6 : cost 0 0.289 * * [simplify]: iteration 0 : 34 enodes (cost 178 ) 0.302 * * [simplify]: Extracting # 0 : cost 0 0.303 * * [simplify]: Extracting # 1 : cost 0 0.303 * * [simplify]: Extracting # 2 : cost 0 0.303 * * [simplify]: Extracting # 3 : cost 0 0.303 * * [simplify]: Extracting # 4 : cost 0 0.303 * * [simplify]: iteration 1 : 92 enodes (cost 171 ) 0.351 * * [simplify]: Extracting # 0 : cost 0 0.352 * * [simplify]: Extracting # 1 : cost 0 0.352 * * [simplify]: Extracting # 2 : cost 0 0.352 * * [simplify]: Extracting # 3 : cost 0 0.353 * * [simplify]: iteration 2 : 244 enodes (cost 157 ) 0.461 * * [simplify]: Extracting # 0 : cost 0 0.461 * * [simplify]: Extracting # 1 : cost 0 0.462 * * [simplify]: Extracting # 2 : cost 0 0.463 * * [simplify]: Extracting # 3 : cost 0 0.464 * * [simplify]: Extracting # 4 : cost 0 0.465 * * [simplify]: iteration 3 : 682 enodes (cost 157 ) 1.252 * * [simplify]: Extracting # 0 : cost 0 1.259 * * [simplify]: Extracting # 1 : cost 0 1.266 * * [simplify]: Extracting # 2 : cost 0 1.272 * * [simplify]: Extracting # 3 : cost 0 1.278 * * [simplify]: Extracting # 4 : cost 0 1.284 * * [simplify]: iteration 4 : 3238 enodes (cost 157 ) 2.617 * * [simplify]: Extracting # 0 : cost 0 2.627 * * [simplify]: Extracting # 1 : cost 0 2.637 * * [simplify]: Extracting # 2 : cost 0 2.647 * * [simplify]: Extracting # 3 : cost 0 2.657 * * [simplify]: iteration done: 5002 enodes (cost 157 ) 2.657 * [simplify]: Simplified to: (exp (+ x (/ (- x y) 2.0))) (log (+ x (/ (- x y) 2.0))) (exp (+ x (/ (- x y) 2.0))) (* (cbrt (+ x (/ (- x y) 2.0))) (cbrt (+ x (/ (- x y) 2.0)))) (cbrt (+ x (/ (- x y) 2.0))) (pow (+ x (/ (- x y) 2.0)) 3) (sqrt (+ x (/ (- x y) 2.0))) (sqrt (+ x (/ (- x y) 2.0))) (+ (pow x 3) (pow (/ (- x y) 2.0) 3)) (+ (* x x) (* (/ (- x y) 2.0) (- (/ (- x y) 2.0) x))) (- (* x x) (* (/ (- x y) 2.0) (/ (- x y) 2.0))) (+ (/ (- y x) 2.0) x) (+ x (/ (- x y) 2.0)) (+ x (/ x 2.0)) (- (* 1.5 x) (* 0.5 y)) (- (* 1.5 x) (* 0.5 y)) (- (* 1.5 x) (* 0.5 y)) 2.658 * * * [progress]: adding candidates to table 2.722 * * [progress]: iteration 2 / 4 2.723 * * * [progress]: picking best candidate 2.729 * * * * [pick]: Picked # 2.729 * * * [progress]: localizing error 2.755 * * * [progress]: generating rewritten candidates 2.755 * * * * [progress]: [ 1 / 4 ] rewriting at (2 2) 2.781 * * * * [progress]: [ 2 / 4 ] rewriting at (2 1 2) 2.803 * * * * [progress]: [ 3 / 4 ] rewriting at (2 1 1) 2.838 * * * * [progress]: [ 4 / 4 ] rewriting at (2 1) 3.032 * * * [progress]: generating series expansions 3.032 * * * * [progress]: [ 1 / 4 ] generating series at (2 2) 3.033 * [backup-simplify]: Simplify (cbrt (+ x (/ (- x y) 2.0))) into (pow (- (* 1.5 x) (* 0.5 y)) 1/3) 3.033 * [approximate]: Taking taylor expansion of (pow (- (* 1.5 x) (* 0.5 y)) 1/3) in (x y) around 0 3.033 * [taylor]: Taking taylor expansion of (pow (- (* 1.5 x) (* 0.5 y)) 1/3) in y 3.033 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* 1.5 x) (* 0.5 y))))) in y 3.033 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* 1.5 x) (* 0.5 y)))) in y 3.033 * [taylor]: Taking taylor expansion of 1/3 in y 3.033 * [backup-simplify]: Simplify 1/3 into 1/3 3.033 * [taylor]: Taking taylor expansion of (log (- (* 1.5 x) (* 0.5 y))) in y 3.033 * [taylor]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in y 3.033 * [taylor]: Taking taylor expansion of (* 1.5 x) in y 3.033 * [taylor]: Taking taylor expansion of 1.5 in y 3.033 * [backup-simplify]: Simplify 1.5 into 1.5 3.033 * [taylor]: Taking taylor expansion of x in y 3.033 * [backup-simplify]: Simplify x into x 3.033 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 3.033 * [taylor]: Taking taylor expansion of 0.5 in y 3.033 * [backup-simplify]: Simplify 0.5 into 0.5 3.033 * [taylor]: Taking taylor expansion of y in y 3.033 * [backup-simplify]: Simplify 0 into 0 3.033 * [backup-simplify]: Simplify 1 into 1 3.034 * [backup-simplify]: Simplify (* 1.5 x) into (* 1.5 x) 3.034 * [backup-simplify]: Simplify (* 0.5 0) into 0 3.035 * [backup-simplify]: Simplify (- 0) into 0 3.035 * [backup-simplify]: Simplify (+ (* 1.5 x) 0) into (* 1.5 x) 3.035 * [backup-simplify]: Simplify (log (* 1.5 x)) into (log (* 1.5 x)) 3.035 * [backup-simplify]: Simplify (* 1/3 (log (* 1.5 x))) into (* 1/3 (log (* 1.5 x))) 3.035 * [backup-simplify]: Simplify (exp (* 1/3 (log (* 1.5 x)))) into (pow (* 1.5 x) 1/3) 3.035 * [taylor]: Taking taylor expansion of (pow (- (* 1.5 x) (* 0.5 y)) 1/3) in x 3.035 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* 1.5 x) (* 0.5 y))))) in x 3.035 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* 1.5 x) (* 0.5 y)))) in x 3.035 * [taylor]: Taking taylor expansion of 1/3 in x 3.035 * [backup-simplify]: Simplify 1/3 into 1/3 3.035 * [taylor]: Taking taylor expansion of (log (- (* 1.5 x) (* 0.5 y))) in x 3.035 * [taylor]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in x 3.035 * [taylor]: Taking taylor expansion of (* 1.5 x) in x 3.035 * [taylor]: Taking taylor expansion of 1.5 in x 3.035 * [backup-simplify]: Simplify 1.5 into 1.5 3.035 * [taylor]: Taking taylor expansion of x in x 3.035 * [backup-simplify]: Simplify 0 into 0 3.035 * [backup-simplify]: Simplify 1 into 1 3.035 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 3.035 * [taylor]: Taking taylor expansion of 0.5 in x 3.035 * [backup-simplify]: Simplify 0.5 into 0.5 3.035 * [taylor]: Taking taylor expansion of y in x 3.035 * [backup-simplify]: Simplify y into y 3.035 * [backup-simplify]: Simplify (* 1.5 0) into 0 3.036 * [backup-simplify]: Simplify (* 0.5 y) into (* 0.5 y) 3.036 * [backup-simplify]: Simplify (- (* 0.5 y)) into (- (* 0.5 y)) 3.036 * [backup-simplify]: Simplify (+ 0 (- (* 0.5 y))) into (- (* 0.5 y)) 3.036 * [backup-simplify]: Simplify (log (- (* 0.5 y))) into (log (- (* 0.5 y))) 3.036 * [backup-simplify]: Simplify (* 1/3 (log (- (* 0.5 y)))) into (* 1/3 (log (- (* 0.5 y)))) 3.036 * [backup-simplify]: Simplify (exp (* 1/3 (log (- (* 0.5 y))))) into (pow (- (* 0.5 y)) 1/3) 3.036 * [taylor]: Taking taylor expansion of (pow (- (* 1.5 x) (* 0.5 y)) 1/3) in x 3.036 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* 1.5 x) (* 0.5 y))))) in x 3.036 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* 1.5 x) (* 0.5 y)))) in x 3.036 * [taylor]: Taking taylor expansion of 1/3 in x 3.036 * [backup-simplify]: Simplify 1/3 into 1/3 3.036 * [taylor]: Taking taylor expansion of (log (- (* 1.5 x) (* 0.5 y))) in x 3.036 * [taylor]: Taking taylor expansion of (- (* 1.5 x) (* 0.5 y)) in x 3.036 * [taylor]: Taking taylor expansion of (* 1.5 x) in x 3.036 * [taylor]: Taking taylor expansion of 1.5 in x 3.036 * [backup-simplify]: Simplify 1.5 into 1.5 3.036 * [taylor]: Taking taylor expansion of x in x 3.036 * [backup-simplify]: Simplify 0 into 0 3.036 * [backup-simplify]: Simplify 1 into 1 3.036 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 3.036 * [taylor]: Taking taylor expansion of 0.5 in x 3.036 * [backup-simplify]: Simplify 0.5 into 0.5 3.036 * [taylor]: Taking taylor expansion of y in x 3.036 * [backup-simplify]: Simplify y into y 3.036 * [backup-simplify]: Simplify (* 1.5 0) into 0 3.036 * [backup-simplify]: Simplify (* 0.5 y) into (* 0.5 y) 3.037 * [backup-simplify]: Simplify (- (* 0.5 y)) into (- (* 0.5 y)) 3.037 * [backup-simplify]: Simplify (+ 0 (- (* 0.5 y))) into (- (* 0.5 y)) 3.037 * [backup-simplify]: Simplify (log (- (* 0.5 y))) into (log (- (* 0.5 y))) 3.037 * [backup-simplify]: Simplify (* 1/3 (log (- (* 0.5 y)))) into (* 1/3 (log (- (* 0.5 y)))) 3.037 * [backup-simplify]: Simplify (exp (* 1/3 (log (- (* 0.5 y))))) into (pow (- (* 0.5 y)) 1/3) 3.037 * [taylor]: Taking taylor expansion of (pow (- (* 0.5 y)) 1/3) in y 3.037 * [taylor]: Taking taylor expansion of (exp (* 1/3 (log (- (* 0.5 y))))) in y 3.037 * [taylor]: Taking taylor expansion of (* 1/3 (log (- (* 0.5 y)))) in y 3.037 * [taylor]: Taking taylor expansion of 1/3 in y 3.037 * [backup-simplify]: Simplify 1/3 into 1/3 3.037 * [taylor]: Taking taylor expansion of (log (- (* 0.5 y))) in y 3.037 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y 3.037 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 3.037 * [taylor]: Taking taylor expansion of 0.5 in y 3.037 * [backup-simplify]: Simplify 0.5 into 0.5 3.037 * [taylor]: Taking taylor expansion of y in y 3.037 * [backup-simplify]: Simplify 0 into 0 3.037 * [backup-simplify]: Simplify 1 into 1 3.037 * [backup-simplify]: Simplify (* 0.5 0) into 0 3.038 * [backup-simplify]: Simplify (- 0) into 0 3.039 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5 3.039 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 3.039 * [backup-simplify]: Simplify (- 0.5) into (- 0.5) 3.040 * [backup-simplify]: Simplify (log (- 0.5)) into (log (- 0.5)) 3.040 * [backup-simplify]: Simplify (+ (* (- -1) (log y)) (log (- 0.5))) into (+ (log y) (log (- 0.5))) 3.041 * [backup-simplify]: Simplify (* 1/3 (+ (log y) (log (- 0.5)))) into (* 1/3 (+ (log y) (log (- 0.5)))) 3.041 * [backup-simplify]: Simplify (exp (* 1/3 (+ (log y) (log (- 0.5))))) into (exp (* 1/3 (+ (log y) (log (- 0.5))))) 3.042 * [backup-simplify]: Simplify (exp (* 1/3 (+ (log y) (log (- 0.5))))) into (exp (* 1/3 (+ (log y) (log (- 0.5))))) 3.043 * [backup-simplify]: Simplify (+ (* 1.5 1) (* 0 0)) into 1.5 3.044 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 y)) into 0 3.044 * [backup-simplify]: Simplify (- 0) into 0 3.045 * [backup-simplify]: Simplify (+ 1.5 0) into 1.5 3.046 * [backup-simplify]: Simplify (/ (+ (* 1 (/ (* (pow (* 1 1.5) 1)) (pow (- (* 0.5 y)) 1)))) 1) into (/ -3.0 y) 3.047 * [backup-simplify]: Simplify (+ (* 1/3 (/ -3.0 y)) (* 0 (log (- (* 0.5 y))))) into (- (* 1.0 (/ 1 y)))