15.135 * [progress]: [Phase 1 of 3] Setting up. 0.001 * * * [progress]: [1/2] Preparing points 0.023 * * * [progress]: [2/2] Setting up program. 0.025 * [progress]: [Phase 2 of 3] Improving. 0.025 * [simplify]: Simplifying: (- (* a a) (* b b)) 0.025 * * [simplify]: Extracting # 0 : cost 0 0.025 * * [simplify]: Extracting # 1 : cost 0 0.025 * * [simplify]: Extracting # 2 : cost 0 0.025 * * [simplify]: Extracting # 3 : cost 0 0.025 * * [simplify]: Extracting # 4 : cost 0 0.025 * * [simplify]: iteration 0 : 5 enodes (cost 7 ) 0.026 * * [simplify]: Extracting # 0 : cost 0 0.026 * * [simplify]: Extracting # 1 : cost 0 0.026 * * [simplify]: Extracting # 2 : cost 0 0.026 * * [simplify]: iteration 1 : 11 enodes (cost 7 ) 0.028 * * [simplify]: Extracting # 0 : cost 0 0.028 * * [simplify]: Extracting # 1 : cost 0 0.028 * * [simplify]: Extracting # 2 : cost 0 0.028 * * [simplify]: iteration 2 : 18 enodes (cost 7 ) 0.031 * * [simplify]: Extracting # 0 : cost 0 0.031 * * [simplify]: Extracting # 1 : cost 0 0.031 * * [simplify]: Extracting # 2 : cost 0 0.031 * * [simplify]: iteration 3 : 35 enodes (cost 7 ) 0.041 * * [simplify]: Extracting # 0 : cost 0 0.041 * * [simplify]: Extracting # 1 : cost 0 0.041 * * [simplify]: Extracting # 2 : cost 0 0.041 * * [simplify]: iteration 4 : 67 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 : 160 enodes (cost 7 ) 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 6 : 271 enodes (cost 7 ) 0.261 * * [simplify]: Extracting # 0 : cost 0 0.261 * * [simplify]: Extracting # 1 : cost 0 0.262 * * [simplify]: Extracting # 2 : cost 0 0.262 * * [simplify]: Extracting # 3 : cost 0 0.263 * * [simplify]: iteration 7 : 514 enodes (cost 7 ) 1.214 * * [simplify]: Extracting # 0 : cost 0 1.216 * * [simplify]: Extracting # 1 : cost 0 1.217 * * [simplify]: Extracting # 2 : cost 0 1.219 * * [simplify]: Extracting # 3 : cost 0 1.220 * * [simplify]: Extracting # 4 : cost 0 1.222 * * [simplify]: iteration 8 : 1901 enodes (cost 7 ) 10.568 * * [simplify]: Extracting # 0 : cost 0 10.582 * * [simplify]: Extracting # 1 : cost 0 10.589 * * [simplify]: Extracting # 2 : cost 0 10.598 * * [simplify]: Extracting # 3 : cost 0 10.604 * * [simplify]: Extracting # 4 : cost 0 10.610 * * [simplify]: iteration done: 5001 enodes (cost 7 ) 10.610 * [simplify]: Simplified to: (- (* a a) (* b b)) 10.610 * * [progress]: iteration 1 / 4 10.611 * * * [progress]: picking best candidate 10.613 * * * * [pick]: Picked # 10.613 * * * [progress]: localizing error 10.622 * * * [progress]: generating rewritten candidates 10.622 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 10.632 * * * [progress]: generating series expansions 10.632 * * * * [progress]: [ 1 / 1 ] generating series at (2) 10.632 * [backup-simplify]: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2)) 10.632 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 10.632 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 10.632 * [taylor]: Taking taylor expansion of (pow a 2) in b 10.632 * [taylor]: Taking taylor expansion of a in b 10.632 * [backup-simplify]: Simplify a into a 10.632 * [taylor]: Taking taylor expansion of (pow b 2) in b 10.632 * [taylor]: Taking taylor expansion of b in b 10.632 * [backup-simplify]: Simplify 0 into 0 10.632 * [backup-simplify]: Simplify 1 into 1 10.633 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 10.633 * [taylor]: Taking taylor expansion of (pow a 2) in a 10.633 * [taylor]: Taking taylor expansion of a in a 10.633 * [backup-simplify]: Simplify 0 into 0 10.633 * [backup-simplify]: Simplify 1 into 1 10.633 * [taylor]: Taking taylor expansion of (pow b 2) in a 10.633 * [taylor]: Taking taylor expansion of b in a 10.633 * [backup-simplify]: Simplify b into b 10.633 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 10.633 * [taylor]: Taking taylor expansion of (pow a 2) in a 10.633 * [taylor]: Taking taylor expansion of a in a 10.633 * [backup-simplify]: Simplify 0 into 0 10.633 * [backup-simplify]: Simplify 1 into 1 10.633 * [taylor]: Taking taylor expansion of (pow b 2) in a 10.633 * [taylor]: Taking taylor expansion of b in a 10.633 * [backup-simplify]: Simplify b into b 10.633 * [backup-simplify]: Simplify (* b b) into (pow b 2) 10.633 * [backup-simplify]: Simplify (- (pow b 2)) into (- (pow b 2)) 10.633 * [backup-simplify]: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2)) 10.633 * [taylor]: Taking taylor expansion of (- (pow b 2)) in b 10.633 * [taylor]: Taking taylor expansion of (pow b 2) in b 10.633 * [taylor]: Taking taylor expansion of b in b 10.633 * [backup-simplify]: Simplify 0 into 0 10.633 * [backup-simplify]: Simplify 1 into 1 10.633 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 10.634 * [backup-simplify]: Simplify (- 0) into 0 10.634 * [backup-simplify]: Simplify (+ 0 0) into 0 10.634 * [taylor]: Taking taylor expansion of 0 in b 10.634 * [backup-simplify]: Simplify 0 into 0 10.634 * [backup-simplify]: Simplify 0 into 0 10.634 * [backup-simplify]: Simplify (* 1 1) into 1 10.635 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 10.635 * [backup-simplify]: Simplify (- 0) into 0 10.635 * [backup-simplify]: Simplify (+ 1 0) into 1 10.635 * [taylor]: Taking taylor expansion of 1 in b 10.635 * [backup-simplify]: Simplify 1 into 1 10.635 * [backup-simplify]: Simplify 1 into 1 10.635 * [backup-simplify]: Simplify 0 into 0 10.635 * [backup-simplify]: Simplify (* 1 1) into 1 10.636 * [backup-simplify]: Simplify (- 1) into -1 10.636 * [backup-simplify]: Simplify -1 into -1 10.636 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 10.637 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0 10.637 * [backup-simplify]: Simplify (- 0) into 0 10.637 * [backup-simplify]: Simplify (+ 0 0) into 0 10.637 * [taylor]: Taking taylor expansion of 0 in b 10.637 * [backup-simplify]: Simplify 0 into 0 10.637 * [backup-simplify]: Simplify 0 into 0 10.637 * [backup-simplify]: Simplify 0 into 0 10.637 * [backup-simplify]: Simplify 0 into 0 10.638 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 10.638 * [backup-simplify]: Simplify (- 0) into 0 10.638 * [backup-simplify]: Simplify 0 into 0 10.638 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 10.639 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0 10.639 * [backup-simplify]: Simplify (- 0) into 0 10.639 * [backup-simplify]: Simplify (+ 0 0) into 0 10.640 * [taylor]: Taking taylor expansion of 0 in b 10.640 * [backup-simplify]: Simplify 0 into 0 10.640 * [backup-simplify]: Simplify 0 into 0 10.640 * [backup-simplify]: Simplify 0 into 0 10.640 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2)) 10.640 * [backup-simplify]: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 10.640 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 10.640 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 10.640 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 10.640 * [taylor]: Taking taylor expansion of (pow a 2) in b 10.640 * [taylor]: Taking taylor expansion of a in b 10.640 * [backup-simplify]: Simplify a into a 10.640 * [backup-simplify]: Simplify (* a a) into (pow a 2) 10.640 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 10.640 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 10.640 * [taylor]: Taking taylor expansion of (pow b 2) in b 10.640 * [taylor]: Taking taylor expansion of b in b 10.640 * [backup-simplify]: Simplify 0 into 0 10.640 * [backup-simplify]: Simplify 1 into 1 10.641 * [backup-simplify]: Simplify (* 1 1) into 1 10.641 * [backup-simplify]: Simplify (/ 1 1) into 1 10.641 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 10.641 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 10.641 * [taylor]: Taking taylor expansion of (pow a 2) in a 10.641 * [taylor]: Taking taylor expansion of a in a 10.641 * [backup-simplify]: Simplify 0 into 0 10.641 * [backup-simplify]: Simplify 1 into 1 10.641 * [backup-simplify]: Simplify (* 1 1) into 1 10.641 * [backup-simplify]: Simplify (/ 1 1) into 1 10.641 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 10.641 * [taylor]: Taking taylor expansion of (pow b 2) in a 10.641 * [taylor]: Taking taylor expansion of b in a 10.641 * [backup-simplify]: Simplify b into b 10.641 * [backup-simplify]: Simplify (* b b) into (pow b 2) 10.642 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 10.642 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 10.642 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 10.642 * [taylor]: Taking taylor expansion of (pow a 2) in a 10.642 * [taylor]: Taking taylor expansion of a in a 10.642 * [backup-simplify]: Simplify 0 into 0 10.642 * [backup-simplify]: Simplify 1 into 1 10.642 * [backup-simplify]: Simplify (* 1 1) into 1 10.642 * [backup-simplify]: Simplify (/ 1 1) into 1 10.642 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 10.642 * [taylor]: Taking taylor expansion of (pow b 2) in a 10.642 * [taylor]: Taking taylor expansion of b in a 10.642 * [backup-simplify]: Simplify b into b 10.642 * [backup-simplify]: Simplify (* b b) into (pow b 2) 10.642 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 10.643 * [backup-simplify]: Simplify (+ 1 0) into 1 10.643 * [taylor]: Taking taylor expansion of 1 in b 10.643 * [backup-simplify]: Simplify 1 into 1 10.643 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 10.643 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 10.644 * [backup-simplify]: Simplify (+ 0 0) into 0 10.644 * [taylor]: Taking taylor expansion of 0 in b 10.644 * [backup-simplify]: Simplify 0 into 0 10.644 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 10.645 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.645 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 10.645 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 10.645 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 10.645 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 10.645 * [taylor]: Taking taylor expansion of (pow b 2) in b 10.645 * [taylor]: Taking taylor expansion of b in b 10.645 * [backup-simplify]: Simplify 0 into 0 10.645 * [backup-simplify]: Simplify 1 into 1 10.645 * [backup-simplify]: Simplify (* 1 1) into 1 10.646 * [backup-simplify]: Simplify (/ 1 1) into 1 10.646 * [backup-simplify]: Simplify (- 1) into -1 10.646 * [backup-simplify]: Simplify -1 into -1 10.646 * [backup-simplify]: Simplify 1 into 1 10.646 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 10.647 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.647 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 10.647 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 10.647 * [backup-simplify]: Simplify (- 0) into 0 10.648 * [backup-simplify]: Simplify (+ 0 0) into 0 10.648 * [taylor]: Taking taylor expansion of 0 in b 10.648 * [backup-simplify]: Simplify 0 into 0 10.648 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 10.648 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 10.649 * [backup-simplify]: Simplify (- 0) into 0 10.649 * [backup-simplify]: Simplify 0 into 0 10.649 * [backup-simplify]: Simplify 0 into 0 10.649 * [backup-simplify]: Simplify 0 into 0 10.649 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 10.650 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.650 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 10.651 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 10.651 * [backup-simplify]: Simplify (- 0) into 0 10.651 * [backup-simplify]: Simplify (+ 0 0) into 0 10.651 * [taylor]: Taking taylor expansion of 0 in b 10.651 * [backup-simplify]: Simplify 0 into 0 10.652 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 10.652 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.652 * [backup-simplify]: Simplify (- 0) into 0 10.652 * [backup-simplify]: Simplify 0 into 0 10.652 * [backup-simplify]: Simplify 0 into 0 10.652 * [backup-simplify]: Simplify 0 into 0 10.653 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2)) 10.653 * [backup-simplify]: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 10.653 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 10.653 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 10.653 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 10.653 * [taylor]: Taking taylor expansion of (pow a 2) in b 10.653 * [taylor]: Taking taylor expansion of a in b 10.653 * [backup-simplify]: Simplify a into a 10.653 * [backup-simplify]: Simplify (* a a) into (pow a 2) 10.653 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 10.653 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 10.653 * [taylor]: Taking taylor expansion of (pow b 2) in b 10.653 * [taylor]: Taking taylor expansion of b in b 10.653 * [backup-simplify]: Simplify 0 into 0 10.653 * [backup-simplify]: Simplify 1 into 1 10.653 * [backup-simplify]: Simplify (* 1 1) into 1 10.654 * [backup-simplify]: Simplify (/ 1 1) into 1 10.654 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 10.654 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 10.654 * [taylor]: Taking taylor expansion of (pow a 2) in a 10.654 * [taylor]: Taking taylor expansion of a in a 10.654 * [backup-simplify]: Simplify 0 into 0 10.654 * [backup-simplify]: Simplify 1 into 1 10.654 * [backup-simplify]: Simplify (* 1 1) into 1 10.654 * [backup-simplify]: Simplify (/ 1 1) into 1 10.654 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 10.654 * [taylor]: Taking taylor expansion of (pow b 2) in a 10.654 * [taylor]: Taking taylor expansion of b in a 10.654 * [backup-simplify]: Simplify b into b 10.654 * [backup-simplify]: Simplify (* b b) into (pow b 2) 10.654 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 10.654 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 10.654 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 10.654 * [taylor]: Taking taylor expansion of (pow a 2) in a 10.654 * [taylor]: Taking taylor expansion of a in a 10.654 * [backup-simplify]: Simplify 0 into 0 10.655 * [backup-simplify]: Simplify 1 into 1 10.655 * [backup-simplify]: Simplify (* 1 1) into 1 10.655 * [backup-simplify]: Simplify (/ 1 1) into 1 10.655 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 10.655 * [taylor]: Taking taylor expansion of (pow b 2) in a 10.655 * [taylor]: Taking taylor expansion of b in a 10.655 * [backup-simplify]: Simplify b into b 10.655 * [backup-simplify]: Simplify (* b b) into (pow b 2) 10.655 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 10.656 * [backup-simplify]: Simplify (+ 1 0) into 1 10.656 * [taylor]: Taking taylor expansion of 1 in b 10.656 * [backup-simplify]: Simplify 1 into 1 10.656 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 10.656 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 10.657 * [backup-simplify]: Simplify (+ 0 0) into 0 10.657 * [taylor]: Taking taylor expansion of 0 in b 10.657 * [backup-simplify]: Simplify 0 into 0 10.658 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 10.658 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.659 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 10.659 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 10.659 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 10.659 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 10.659 * [taylor]: Taking taylor expansion of (pow b 2) in b 10.659 * [taylor]: Taking taylor expansion of b in b 10.659 * [backup-simplify]: Simplify 0 into 0 10.659 * [backup-simplify]: Simplify 1 into 1 10.659 * [backup-simplify]: Simplify (* 1 1) into 1 10.660 * [backup-simplify]: Simplify (/ 1 1) into 1 10.660 * [backup-simplify]: Simplify (- 1) into -1 10.660 * [backup-simplify]: Simplify -1 into -1 10.660 * [backup-simplify]: Simplify 1 into 1 10.661 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 10.662 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.662 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 10.662 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 10.662 * [backup-simplify]: Simplify (- 0) into 0 10.663 * [backup-simplify]: Simplify (+ 0 0) into 0 10.663 * [taylor]: Taking taylor expansion of 0 in b 10.663 * [backup-simplify]: Simplify 0 into 0 10.663 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 10.664 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 10.664 * [backup-simplify]: Simplify (- 0) into 0 10.664 * [backup-simplify]: Simplify 0 into 0 10.664 * [backup-simplify]: Simplify 0 into 0 10.664 * [backup-simplify]: Simplify 0 into 0 10.665 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 10.666 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.667 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 10.667 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 10.667 * [backup-simplify]: Simplify (- 0) into 0 10.668 * [backup-simplify]: Simplify (+ 0 0) into 0 10.668 * [taylor]: Taking taylor expansion of 0 in b 10.668 * [backup-simplify]: Simplify 0 into 0 10.668 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 10.669 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 10.670 * [backup-simplify]: Simplify (- 0) into 0 10.670 * [backup-simplify]: Simplify 0 into 0 10.670 * [backup-simplify]: Simplify 0 into 0 10.670 * [backup-simplify]: Simplify 0 into 0 10.670 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2)) 10.670 * * * [progress]: simplifying candidates 10.671 * [simplify]: Simplifying: (fma a a (- (* b b))) (fma (- b) b (* b b)) (expm1 (- (* a a) (* b b))) (log1p (- (* a a) (* b b))) (- (* b b)) (/ (exp (* a a)) (exp (* b b))) (log (- (* a a) (* b b))) (exp (- (* a a) (* b b))) (* (cbrt (- (* a a) (* b b))) (cbrt (- (* a a) (* b b)))) (cbrt (- (* a a) (* b b))) (* (* (- (* a a) (* b b)) (- (* a a) (* b b))) (- (* a a) (* b b))) (sqrt (- (* a a) (* b b))) (sqrt (- (* a a) (* b b))) (- (pow (* a a) 3) (pow (* b b) 3)) (+ (* (* a a) (* a a)) (+ (* (* b b) (* b b)) (* (* a a) (* b b)))) (- (* b b)) (- (* (* a a) (* a a)) (* (* b b) (* b b))) (+ (* a a) (* b b)) (+ a b) (- a b) (- (* b b)) (- (pow a 2) (pow b 2)) (- (pow a 2) (pow b 2)) (- (pow a 2) (pow b 2)) 10.671 * * [simplify]: Extracting # 0 : cost 0 10.672 * * [simplify]: Extracting # 1 : cost 0 10.672 * * [simplify]: Extracting # 2 : cost 0 10.672 * * [simplify]: Extracting # 3 : cost 0 10.672 * * [simplify]: Extracting # 4 : cost 0 10.672 * * [simplify]: Extracting # 5 : cost 0 10.672 * * [simplify]: iteration 0 : 38 enodes (cost 214 ) 10.687 * * [simplify]: Extracting # 0 : cost 0 10.687 * * [simplify]: Extracting # 1 : cost 0 10.688 * * [simplify]: Extracting # 2 : cost 0 10.688 * * [simplify]: Extracting # 3 : cost 0 10.688 * * [simplify]: Extracting # 4 : cost 0 10.688 * * [simplify]: iteration 1 : 100 enodes (cost 205 ) 10.760 * * [simplify]: Extracting # 0 : cost 0 10.761 * * [simplify]: Extracting # 1 : cost 0 10.761 * * [simplify]: Extracting # 2 : cost 0 10.762 * * [simplify]: Extracting # 3 : cost 0 10.762 * * [simplify]: Extracting # 4 : cost 0 10.763 * * [simplify]: iteration 2 : 291 enodes (cost 175 ) 10.899 * * [simplify]: Extracting # 0 : cost 0 10.900 * * [simplify]: Extracting # 1 : cost 0 10.901 * * [simplify]: Extracting # 2 : cost 0 10.901 * * [simplify]: Extracting # 3 : cost 0 10.902 * * [simplify]: Extracting # 4 : cost 0 10.904 * * [simplify]: iteration 3 : 922 enodes (cost 175 ) 12.110 * * [simplify]: Extracting # 0 : cost 0 12.114 * * [simplify]: Extracting # 1 : cost 0 12.128 * * [simplify]: Extracting # 2 : cost 0 12.133 * * [simplify]: Extracting # 3 : cost 0 12.139 * * [simplify]: Extracting # 4 : cost 0 12.144 * * [simplify]: iteration 4 : 4017 enodes (cost 170 ) 13.375 * * [simplify]: Extracting # 0 : cost 0 13.383 * * [simplify]: Extracting # 1 : cost 0 13.390 * * [simplify]: iteration done: 5000 enodes (cost 170 ) 13.390 * [simplify]: Simplified to: (fma a a (- (* b b))) 0 (expm1 (- (* a a) (* b b))) (log1p (- (* a a) (* b b))) (- (* b b)) (exp (- (* a a) (* b b))) (log (- (* a a) (* b b))) (exp (- (* a a) (* b b))) (* (cbrt (- (* a a) (* b b))) (cbrt (- (* a a) (* b b)))) (cbrt (- (* a a) (* b b))) (pow (fma a a (- (* b b))) 3) (sqrt (- (* a a) (* b b))) (sqrt (- (* a a) (* b b))) (- (pow a 6) (pow b 6)) (fma (* b b) (fma a a (pow b 2)) (pow a 4)) (- (* b b)) (- (pow a 4) (pow b 4)) (fma a a (pow b 2)) (+ a b) (- a b) (- (* b b)) (fma a a (- (* b b))) (fma a a (- (* b b))) (fma a a (- (* b b))) 13.390 * * * [progress]: adding candidates to table 13.442 * * [progress]: iteration 2 / 4 13.442 * * * [progress]: picking best candidate 13.443 * * * * [pick]: Picked # 13.443 * * * [progress]: localizing error 13.448 * * * [progress]: generating rewritten candidates 13.448 * * * [progress]: generating series expansions 13.448 * * * [progress]: simplifying candidates 13.449 * [simplify]: Simplifying: 13.449 * * [simplify]: Extracting # 0 : cost 0 13.449 * * [simplify]: iteration 0 : 0 enodes (cost 0 ) 13.449 * * [simplify]: Extracting # 0 : cost 0 13.449 * * [simplify]: iteration done: 0 enodes (cost 0 ) 13.449 * [simplify]: Simplified to: 13.449 * * * [progress]: adding candidates to table 13.449 * [progress]: [Phase 3 of 3] Extracting. 13.450 * [simplify]: Simplifying: (* (+ a b) (- a b)) 13.450 * * [simplify]: Extracting # 0 : cost 0 13.450 * * [simplify]: Extracting # 1 : cost 0 13.450 * * [simplify]: Extracting # 2 : cost 0 13.450 * * [simplify]: Extracting # 3 : cost 0 13.450 * * [simplify]: Extracting # 4 : cost 0 13.450 * * [simplify]: iteration 0 : 5 enodes (cost 7 ) 13.451 * * [simplify]: Extracting # 0 : cost 0 13.451 * * [simplify]: iteration 1 : 7 enodes (cost 7 ) 13.451 * * [simplify]: Extracting # 0 : cost 0 13.451 * * [simplify]: iteration done: 7 enodes (cost 7 ) 13.451 * [simplify]: Simplified to: (* (+ a b) (- a b)) 14.415 * [regime-testing]: End program error score: 0.0011251406425803225 14.444 * [regime-testing]: Target error score: 0.0011251406425803225