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iteration 1100 : 4545 enodes (cost 7 ) 75.050 * * [simplify]: iteration 1101 : 4549 enodes (cost 7 ) 75.188 * * [simplify]: iteration 1102 : 4553 enodes (cost 7 ) 75.311 * * [simplify]: iteration 1103 : 4557 enodes (cost 7 ) 75.434 * * [simplify]: iteration 1104 : 4561 enodes (cost 7 ) 75.558 * * [simplify]: iteration 1105 : 4565 enodes (cost 7 ) 75.683 * * [simplify]: iteration 1106 : 4569 enodes (cost 7 ) 75.816 * * [simplify]: iteration 1107 : 4573 enodes (cost 7 ) 75.944 * * [simplify]: iteration 1108 : 4577 enodes (cost 7 ) 76.067 * * [simplify]: iteration 1109 : 4581 enodes (cost 7 ) 76.193 * * [simplify]: iteration 1110 : 4585 enodes (cost 7 ) 76.317 * * [simplify]: iteration 1111 : 4589 enodes (cost 7 ) 76.442 * * [simplify]: iteration 1112 : 4593 enodes (cost 7 ) 76.575 * * [simplify]: iteration 1113 : 4597 enodes (cost 7 ) 76.702 * * [simplify]: iteration 1114 : 4601 enodes (cost 7 ) 76.827 * * [simplify]: iteration 1115 : 4605 enodes (cost 7 ) 76.952 * * [simplify]: 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iteration 1196 : 4929 enodes (cost 7 ) 87.637 * * [simplify]: iteration 1197 : 4933 enodes (cost 7 ) 87.765 * * [simplify]: iteration 1198 : 4937 enodes (cost 7 ) 87.899 * * [simplify]: iteration 1199 : 4941 enodes (cost 7 ) 88.042 * * [simplify]: iteration 1200 : 4945 enodes (cost 7 ) 88.174 * * [simplify]: iteration 1201 : 4949 enodes (cost 7 ) 88.309 * * [simplify]: iteration 1202 : 4953 enodes (cost 7 ) 88.454 * * [simplify]: iteration 1203 : 4957 enodes (cost 7 ) 88.586 * * [simplify]: iteration 1204 : 4961 enodes (cost 7 ) 88.720 * * [simplify]: iteration 1205 : 4965 enodes (cost 7 ) 88.862 * * [simplify]: iteration 1206 : 4969 enodes (cost 7 ) 88.998 * * [simplify]: iteration 1207 : 4973 enodes (cost 7 ) 89.135 * * [simplify]: iteration 1208 : 4977 enodes (cost 7 ) 89.276 * * [simplify]: iteration 1209 : 4981 enodes (cost 7 ) 89.413 * * [simplify]: iteration 1210 : 4985 enodes (cost 7 ) 89.558 * * [simplify]: iteration 1211 : 4989 enodes (cost 7 ) 89.693 * * [simplify]: iteration 1212 : 4993 enodes (cost 7 ) 89.829 * * [simplify]: iteration 1213 : 4997 enodes (cost 7 ) 89.968 * * [simplify]: iteration done : 5001 enodes (cost 7 ) 89.969 * [simplify]: Simplified to: (+ x (/ (- y x) 2.0)) 89.969 * * [progress]: iteration 1 / 4 89.969 * * * [progress]: picking best candidate 89.971 * * * * [pick]: Picked # 89.971 * * * [progress]: localizing error 89.976 * * * [progress]: generating rewritten candidates 89.976 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 89.985 * * * [progress]: generating series expansions 89.985 * * * * [progress]: [ 1 / 1 ] generating series at (2) 89.985 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in (x y) around 0 89.985 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in y 89.985 * [taylor]: Taking taylor expansion of (* 0.5 x) in y 89.985 * [taylor]: Taking taylor expansion of 0.5 in y 89.985 * [taylor]: Taking taylor expansion of x in y 89.985 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 89.985 * [taylor]: Taking taylor expansion of 0.5 in y 89.985 * [taylor]: Taking taylor expansion of y in y 89.985 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in x 89.985 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 89.985 * [taylor]: Taking taylor expansion of 0.5 in x 89.985 * [taylor]: Taking taylor expansion of x in x 89.985 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 89.985 * [taylor]: Taking taylor expansion of 0.5 in x 89.985 * [taylor]: Taking taylor expansion of y in x 89.985 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* 0.5 y)) in x 89.985 * [taylor]: Taking taylor expansion of (* 0.5 x) in x 89.985 * [taylor]: Taking taylor expansion of 0.5 in x 89.985 * [taylor]: Taking taylor expansion of x in x 89.986 * [taylor]: Taking taylor expansion of (* 0.5 y) in x 89.986 * [taylor]: Taking taylor expansion of 0.5 in x 89.986 * [taylor]: Taking taylor expansion of y in x 89.986 * [taylor]: Taking taylor expansion of (* 0.5 y) in y 89.986 * [taylor]: Taking taylor expansion of 0.5 in y 89.986 * [taylor]: Taking taylor expansion of y in y 89.986 * [taylor]: Taking taylor expansion of 0.5 in y 89.986 * [taylor]: Taking taylor expansion of 0 in y 89.986 * [taylor]: Taking taylor expansion of 0 in y 89.986 * [approximate]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in (x y) around 0 89.986 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in y 89.986 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y 89.986 * [taylor]: Taking taylor expansion of 0.5 in y 89.986 * [taylor]: Taking taylor expansion of (/ 1 x) in y 89.986 * [taylor]: Taking taylor expansion of x in y 89.986 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 89.987 * [taylor]: Taking taylor expansion of 0.5 in y 89.987 * [taylor]: Taking taylor expansion of (/ 1 y) in y 89.987 * [taylor]: Taking taylor expansion of y in y 89.987 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 89.987 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 89.987 * [taylor]: Taking taylor expansion of 0.5 in x 89.987 * [taylor]: Taking taylor expansion of (/ 1 x) in x 89.987 * [taylor]: Taking taylor expansion of x in x 89.987 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 89.987 * [taylor]: Taking taylor expansion of 0.5 in x 89.987 * [taylor]: Taking taylor expansion of (/ 1 y) in x 89.987 * [taylor]: Taking taylor expansion of y in x 89.987 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 89.987 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 89.987 * [taylor]: Taking taylor expansion of 0.5 in x 89.987 * [taylor]: Taking taylor expansion of (/ 1 x) in x 89.987 * [taylor]: Taking taylor expansion of x in x 89.987 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 89.987 * [taylor]: Taking taylor expansion of 0.5 in x 89.987 * [taylor]: Taking taylor expansion of (/ 1 y) in x 89.987 * [taylor]: Taking taylor expansion of y in x 89.987 * [taylor]: Taking taylor expansion of 0.5 in y 89.987 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 89.987 * [taylor]: Taking taylor expansion of 0.5 in y 89.987 * [taylor]: Taking taylor expansion of (/ 1 y) in y 89.987 * [taylor]: Taking taylor expansion of y in y 89.987 * [taylor]: Taking taylor expansion of 0 in y 89.988 * [taylor]: Taking taylor expansion of 0 in y 89.988 * [taylor]: Taking taylor expansion of 0 in y 89.989 * [approximate]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in (x y) around 0 89.989 * [taylor]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in y 89.989 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in y 89.989 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y 89.989 * [taylor]: Taking taylor expansion of 0.5 in y 89.989 * [taylor]: Taking taylor expansion of (/ 1 x) in y 89.989 * [taylor]: Taking taylor expansion of x in y 89.989 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 89.989 * [taylor]: Taking taylor expansion of 0.5 in y 89.989 * [taylor]: Taking taylor expansion of (/ 1 y) in y 89.989 * [taylor]: Taking taylor expansion of y in y 89.989 * [taylor]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in x 89.989 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 89.989 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 89.989 * [taylor]: Taking taylor expansion of 0.5 in x 89.989 * [taylor]: Taking taylor expansion of (/ 1 x) in x 89.989 * [taylor]: Taking taylor expansion of x in x 89.989 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 89.989 * [taylor]: Taking taylor expansion of 0.5 in x 89.989 * [taylor]: Taking taylor expansion of (/ 1 y) in x 89.989 * [taylor]: Taking taylor expansion of y in x 89.989 * [taylor]: Taking taylor expansion of (neg (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y)))) in x 89.989 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) (* 0.5 (/ 1 y))) in x 89.989 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x 89.989 * [taylor]: Taking taylor expansion of 0.5 in x 89.989 * [taylor]: Taking taylor expansion of (/ 1 x) in x 89.989 * [taylor]: Taking taylor expansion of x in x 89.989 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x 89.989 * [taylor]: Taking taylor expansion of 0.5 in x 89.989 * [taylor]: Taking taylor expansion of (/ 1 y) in x 89.989 * [taylor]: Taking taylor expansion of y in x 89.989 * [taylor]: Taking taylor expansion of (neg 0.5) in y 89.989 * [taylor]: Taking taylor expansion of 0.5 in y 89.990 * [taylor]: Taking taylor expansion of (neg (* 0.5 (/ 1 y))) in y 89.990 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y 89.990 * [taylor]: Taking taylor expansion of 0.5 in y 89.990 * [taylor]: Taking taylor expansion of (/ 1 y) in y 89.990 * [taylor]: Taking taylor expansion of y in y 89.990 * [taylor]: Taking taylor expansion of 0 in y 89.990 * [taylor]: Taking taylor expansion of 0 in y 89.991 * [taylor]: Taking taylor expansion of 0 in y 89.991 * * * [progress]: simplifying candidates 89.991 * [simplify]: Simplifying using # : (* (exp x) (exp (/ (- y x) 2.0))) (log (+ x (/ (- y x) 2.0))) (exp (+ x (/ (- y x) 2.0))) (* (cbrt (+ x (/ (- y x) 2.0))) (cbrt (+ x (/ (- y x) 2.0)))) (cbrt (+ x (/ (- y x) 2.0))) (* (* (+ x (/ (- y x) 2.0)) (+ x (/ (- y x) 2.0))) (+ x (/ (- y x) 2.0))) (sqrt (+ x (/ (- y x) 2.0))) (sqrt (+ x (/ (- y x) 2.0))) (+ (pow x 3) (pow (/ (- y x) 2.0) 3)) (+ (* x x) (- (* (/ (- y x) 2.0) (/ (- y x) 2.0)) (* x (/ (- y x) 2.0)))) (- (* x x) (* (/ (- y x) 2.0) (/ (- y x) 2.0))) (- x (/ (- y x) 2.0)) (+ x (/ (- y x) 2.0)) (+ x (/ y 2.0)) (+ (* 0.5 x) (* 0.5 y)) (+ (* 0.5 x) (* 0.5 y)) (+ (* 0.5 x) (* 0.5 y)) 89.992 * * [simplify]: iteration 0 : 33 enodes (cost 178 ) 89.997 * * [simplify]: iteration 1 : 92 enodes (cost 165 ) 90.010 * * [simplify]: iteration 2 : 217 enodes (cost 151 ) 90.051 * * [simplify]: iteration 3 : 627 enodes (cost 151 ) 90.215 * * [simplify]: iteration 4 : 2558 enodes (cost 151 ) 90.743 * * [simplify]: iteration done : 5000 enodes (cost 151 ) 90.743 * [simplify]: Simplified to: (exp (+ x (/ (- y x) 2.0))) (log (+ x (/ (- y x) 2.0))) (exp (+ x (/ (- y x) 2.0))) (* (cbrt (+ x (/ (- y x) 2.0))) (cbrt (+ x (/ (- y x) 2.0)))) (cbrt (+ x (/ (- y x) 2.0))) (pow (+ x (/ (- y x) 2.0)) 3) (sqrt (+ x (/ (- y x) 2.0))) (sqrt (+ x (/ (- y x) 2.0))) (+ (pow x 3) (pow (/ (- y x) 2.0) 3)) (+ (* x x) (* (/ (- y x) 2.0) (- (/ (- y x) 2.0) x))) (- (* x x) (* (/ (- y x) 2.0) (/ (- y x) 2.0))) (- x (/ (- y x) 2.0)) (+ (/ (- y x) 2.0) x) (+ (/ y 2.0) x) (* 0.5 (+ x y)) (* 0.5 (+ x y)) (* 0.5 (+ x y)) 90.743 * * * [progress]: adding candidates to table 90.763 * * [progress]: iteration 2 / 4 90.763 * * * [progress]: picking best candidate 90.765 * * * * [pick]: Picked # 90.765 * * * [progress]: localizing error 90.778 * * * [progress]: generating rewritten candidates 90.778 * * * [progress]: generating series expansions 90.778 * * * [progress]: simplifying candidates 90.778 * [simplify]: Simplifying using # : 90.778 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 90.778 * * [simplify]: iteration done : 0 enodes (cost 0 ) 90.778 * [simplify]: Simplified to: 90.778 * * * [progress]: adding candidates to table 90.779 * [progress]: [Phase 3 of 3] Extracting. 90.781 * [simplify]: Simplifying using # : (* 0.5 (+ x y)) 90.781 * * [simplify]: iteration 0 : 5 enodes (cost 5 ) 90.781 * * [simplify]: iteration 1 : 7 enodes (cost 5 ) 90.781 * * [simplify]: iteration done : 7 enodes (cost 5 ) 90.781 * [simplify]: Simplified to: (* 0.5 (+ x y)) 91.386 * [regime-testing]: End program error score: 0 91.449 * [regime-testing]: Target error score: 0