16.075 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.018 * * * [progress]: [2/2] Setting up program. 0.020 * [progress]: [Phase 2 of 3] Improving. 0.021 * [simplify]: Simplifying using # : (* (+ a b) (+ a b)) 0.021 * * [simplify]: iteration 0 : 4 enodes (cost 7 ) 0.022 * * [simplify]: iteration 1 : 11 enodes (cost 7 ) 0.024 * * [simplify]: iteration 2 : 24 enodes (cost 7 ) 0.027 * * [simplify]: iteration 3 : 40 enodes (cost 7 ) 0.033 * * [simplify]: iteration 4 : 63 enodes (cost 7 ) 0.041 * * [simplify]: iteration 5 : 79 enodes (cost 7 ) 0.055 * * [simplify]: iteration 6 : 86 enodes (cost 7 ) 0.065 * * [simplify]: iteration 7 : 88 enodes (cost 7 ) 0.076 * * [simplify]: iteration done : 88 enodes (cost 7 ) 0.076 * [simplify]: Simplified to: (* (+ a b) (+ a b)) 0.076 * * [progress]: iteration 1 / 4 0.076 * * * [progress]: picking best candidate 0.078 * * * * [pick]: Picked # 0.078 * * * [progress]: localizing error 0.081 * * * [progress]: generating rewritten candidates 0.081 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 0.092 * * * [progress]: generating series expansions 0.092 * * * * [progress]: [ 1 / 1 ] generating series at (2) 0.092 * [approximate]: Taking taylor expansion of (pow (+ a b) 2) in (a b) around 0 0.092 * [taylor]: Taking taylor expansion of (pow (+ a b) 2) in b 0.092 * [taylor]: Taking taylor expansion of (+ a b) in b 0.092 * [taylor]: Taking taylor expansion of a in b 0.092 * [taylor]: Taking taylor expansion of b in b 0.092 * [taylor]: Taking taylor expansion of (pow (+ a b) 2) in a 0.092 * [taylor]: Taking taylor expansion of (+ a b) in a 0.092 * [taylor]: Taking taylor expansion of a in a 0.092 * [taylor]: Taking taylor expansion of b in a 0.092 * [taylor]: Taking taylor expansion of (pow (+ a b) 2) in a 0.092 * [taylor]: Taking taylor expansion of (+ a b) in a 0.092 * [taylor]: Taking taylor expansion of a in a 0.092 * [taylor]: Taking taylor expansion of b in a 0.092 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.092 * [taylor]: Taking taylor expansion of b in b 0.093 * [taylor]: Taking taylor expansion of (* 2 b) in b 0.093 * [taylor]: Taking taylor expansion of 2 in b 0.093 * [taylor]: Taking taylor expansion of b in b 0.093 * [taylor]: Taking taylor expansion of 1 in b 0.093 * [approximate]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in (a b) around 0 0.093 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in b 0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 b) (/ 1 a)) in b 0.093 * [taylor]: Taking taylor expansion of (/ 1 b) in b 0.093 * [taylor]: Taking taylor expansion of b in b 0.093 * [taylor]: Taking taylor expansion of (/ 1 a) in b 0.093 * [taylor]: Taking taylor expansion of a in b 0.093 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in a 0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 b) (/ 1 a)) in a 0.093 * [taylor]: Taking taylor expansion of (/ 1 b) in a 0.093 * [taylor]: Taking taylor expansion of b in a 0.093 * [taylor]: Taking taylor expansion of (/ 1 a) in a 0.093 * [taylor]: Taking taylor expansion of a in a 0.093 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in a 0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 b) (/ 1 a)) in a 0.093 * [taylor]: Taking taylor expansion of (/ 1 b) in a 0.093 * [taylor]: Taking taylor expansion of b in a 0.094 * [taylor]: Taking taylor expansion of (/ 1 a) in a 0.094 * [taylor]: Taking taylor expansion of a in a 0.094 * [taylor]: Taking taylor expansion of 1 in b 0.094 * [taylor]: Taking taylor expansion of (* 2 (/ 1 b)) in b 0.094 * [taylor]: Taking taylor expansion of 2 in b 0.094 * [taylor]: Taking taylor expansion of (/ 1 b) in b 0.094 * [taylor]: Taking taylor expansion of b in b 0.094 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.094 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.094 * [taylor]: Taking taylor expansion of b in b 0.095 * [approximate]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in (a b) around 0 0.095 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in b 0.095 * [taylor]: Taking taylor expansion of (+ (/ 1 b) (/ 1 a)) in b 0.095 * [taylor]: Taking taylor expansion of (/ 1 b) in b 0.095 * [taylor]: Taking taylor expansion of b in b 0.095 * [taylor]: Taking taylor expansion of (/ 1 a) in b 0.095 * [taylor]: Taking taylor expansion of a in b 0.095 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in a 0.095 * [taylor]: Taking taylor expansion of (+ (/ 1 b) (/ 1 a)) in a 0.095 * [taylor]: Taking taylor expansion of (/ 1 b) in a 0.095 * [taylor]: Taking taylor expansion of b in a 0.095 * [taylor]: Taking taylor expansion of (/ 1 a) in a 0.095 * [taylor]: Taking taylor expansion of a in a 0.095 * [taylor]: Taking taylor expansion of (pow (+ (/ 1 b) (/ 1 a)) 2) in a 0.095 * [taylor]: Taking taylor expansion of (+ (/ 1 b) (/ 1 a)) in a 0.095 * [taylor]: Taking taylor expansion of (/ 1 b) in a 0.095 * [taylor]: Taking taylor expansion of b in a 0.095 * [taylor]: Taking taylor expansion of (/ 1 a) in a 0.095 * [taylor]: Taking taylor expansion of a in a 0.095 * [taylor]: Taking taylor expansion of 1 in b 0.095 * [taylor]: Taking taylor expansion of (* 2 (/ 1 b)) in b 0.095 * [taylor]: Taking taylor expansion of 2 in b 0.095 * [taylor]: Taking taylor expansion of (/ 1 b) in b 0.095 * [taylor]: Taking taylor expansion of b in b 0.096 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 0.096 * [taylor]: Taking taylor expansion of (pow b 2) in b 0.096 * [taylor]: Taking taylor expansion of b in b 0.096 * * * [progress]: simplifying candidates 0.097 * [simplify]: Simplifying using # : (+ 1 1) (* (+ a b) (+ a b)) (+ 1 1) (+ (log (+ a b)) (log (+ a b))) (log (* (+ a b) (+ a b))) (exp (* (+ a b) (+ a b))) (* (* (* (+ a b) (+ a b)) (+ a b)) (* (* (+ a b) (+ a b)) (+ a b))) (* (cbrt (* (+ a b) (+ a b))) (cbrt (* (+ a b) (+ a b)))) (cbrt (* (+ a b) (+ a b))) (* (* (* (+ a b) (+ a b)) (* (+ a b) (+ a b))) (* (+ a b) (+ a b))) (sqrt (* (+ a b) (+ a b))) (sqrt (* (+ a b) (+ a b))) (* (+ (pow a 3) (pow b 3)) (+ (pow a 3) (pow b 3))) (* (+ (* a a) (- (* b b) (* a b))) (+ (* a a) (- (* b b) (* a b)))) (* (+ (pow a 3) (pow b 3)) (- (* a a) (* b b))) (* (+ (* a a) (- (* b b) (* a b))) (- a b)) (* (- (* a a) (* b b)) (+ (pow a 3) (pow b 3))) (* (- a b) (+ (* a a) (- (* b b) (* a b)))) (* (- (* a a) (* b b)) (- (* a a) (* b b))) (* (- a b) (- a b)) (* (* (cbrt (+ a b)) (cbrt (+ a b))) (* (cbrt (+ a b)) (cbrt (+ a b)))) (* (cbrt (+ a b)) (cbrt (+ a b))) (* (sqrt (+ a b)) (sqrt (+ a b))) (* (sqrt (+ a b)) (sqrt (+ a b))) (* 1 1) (* (+ a b) (+ a b)) (* 1 1) (* (+ a b) (+ a b)) (* 1 1) (* (+ a b) (+ a b)) (* 1 1) (* (+ a b) (+ a b)) (* (sqrt (+ a b)) (sqrt (+ a b))) (* (sqrt (+ a b)) (sqrt (+ a b))) (* 2 1) (* (+ a b) a) (* (+ a b) b) (* a (+ a b)) (* b (+ a b)) (* (+ a b) (* (cbrt (+ a b)) (cbrt (+ a b)))) (* (+ a b) (sqrt (+ a b))) (* (+ a b) 1) (* (+ a b) 1) (* (cbrt (+ a b)) (+ a b)) (* (sqrt (+ a b)) (+ a b)) (* (+ a b) (+ a b)) (* (+ a b) (+ a b)) (* (+ a b) (+ (pow a 3) (pow b 3))) (* (+ a b) (- (* a a) (* b b))) (* (+ (pow a 3) (pow b 3)) (+ a b)) (* (- (* a a) (* b b)) (+ a b)) (+ (pow b 2) (+ (pow a 2) (* 2 (* a b)))) (+ (pow b 2) (+ (pow a 2) (* 2 (* a b)))) (+ (pow b 2) (+ (pow a 2) (* 2 (* a b)))) 0.099 * * [simplify]: iteration 0 : 62 enodes (cost 516 ) 0.109 * * [simplify]: iteration 1 : 187 enodes (cost 455 ) 0.149 * * [simplify]: iteration 2 : 798 enodes (cost 413 ) 0.437 * * [simplify]: iteration 3 : 3779 enodes (cost 380 ) 1.576 * * [simplify]: iteration done : 5001 enodes (cost 376 ) 1.576 * [simplify]: Simplified to: 2 (pow (sqrt (+ a b)) 4) 2 (* 2 (log (+ a b))) (* 2 (log (+ a b))) (exp (pow (sqrt (+ a b)) 4)) (pow (+ a b) 6) (* (cbrt (pow (sqrt (+ a b)) 4)) (cbrt (pow (sqrt (+ a b)) 4))) (cbrt (pow (sqrt (+ a b)) 4)) (pow (+ a b) 6) (fabs (+ a b)) (fabs (+ a b)) (* (+ (pow a 3) (pow b 3)) (+ (pow a 3) (pow b 3))) (* (+ (* b (- b a)) (* a a)) (+ (* b (- b a)) (* a a))) (* (+ (pow a 3) (pow b 3)) (- (* a a) (* b b))) (* (+ (* b (- b a)) (* a a)) (- a b)) (* (+ (pow a 3) (pow b 3)) (- (* a a) (* b b))) (* (+ (* b (- b a)) (* a a)) (- a b)) (* (pow (sqrt (+ a b)) 4) (* (- a b) (- a b))) (* (- a b) (- a b)) (pow (cbrt (+ a b)) 4) (* (cbrt (+ a b)) (cbrt (+ a b))) (+ a b) (+ a b) 1 (pow (sqrt (+ a b)) 4) 1 (pow (sqrt (+ a b)) 4) 1 (pow (sqrt (+ a b)) 4) 1 (pow (sqrt (+ a b)) 4) (+ a b) (+ a b) 2 (* a (+ a b)) (* b (+ a b)) (* a (+ a b)) (* b (+ a b)) (* (cbrt (+ a b)) (pow (cbrt (+ a b)) 4)) (pow (sqrt (+ a b)) 3) (+ a b) (+ a b) (pow (cbrt (+ a b)) 4) (pow (sqrt (+ a b)) 3) (pow (sqrt (+ a b)) 4) (pow (sqrt (+ a b)) 4) (* (+ (pow a 3) (pow b 3)) (+ a b)) (* (- a b) (pow (sqrt (+ a b)) 4)) (* (+ (pow a 3) (pow b 3)) (+ a b)) (* (- a b) (pow (sqrt (+ a b)) 4)) (+ (* a a) (* b (+ (* 2 a) b))) (+ (* a a) (* b (+ (* 2 a) b))) (+ (* a a) (* b (+ (* 2 a) b))) 1.582 * * * [progress]: adding candidates to table 1.625 * * [progress]: iteration 2 / 4 1.625 * * * [progress]: picking best candidate 1.627 * * * * [pick]: Picked # 1.627 * * * [progress]: localizing error 1.634 * * * [progress]: generating rewritten candidates 1.634 * * * [progress]: generating series expansions 1.634 * * * [progress]: simplifying candidates 1.634 * [simplify]: Simplifying using # : 1.634 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 1.634 * * [simplify]: iteration done : 0 enodes (cost 0 ) 1.634 * [simplify]: Simplified to: 1.634 * * * [progress]: adding candidates to table 1.635 * [progress]: [Phase 3 of 3] Extracting. 1.637 * [simplify]: Simplifying using # : (+ (* a a) (* b (+ (* 2 a) b))) 1.637 * * [simplify]: iteration 0 : 8 enodes (cost 11 ) 1.638 * * [simplify]: iteration 1 : 12 enodes (cost 11 ) 1.638 * * [simplify]: iteration done : 12 enodes (cost 11 ) 1.638 * [simplify]: Simplified to: (+ (* a a) (* b (+ (* 2 a) b))) 2.381 * [regime-testing]: End program error score: 0.011126390798849856 2.444 * [regime-testing]: Target error score: 0.011126390798849856