1554047500.437 * [progress]: [Phase 1 of 3] Setting up. 1554047500.437 * * * [progress]: [1/2] Preparing points 1554047500.476 * * * [progress]: [2/2] Setting up program. 1554047500.480 * [progress]: [Phase 2 of 3] Improving. 1554047500.480 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 1554047500.480 * [simplify]: Simplifying (- (* a a) (* b b)) 1554047500.480 * * [simplify]: iters left: 4 (5 enodes) 1554047500.483 * * [simplify]: iters left: 3 (21 enodes) 1554047500.489 * * [simplify]: iters left: 2 (34 enodes) 1554047500.499 * * [simplify]: iters left: 1 (53 enodes) 1554047500.526 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.526 * * [simplify]: Extracting #1: cost 14 inf + 0 1554047500.526 * * [simplify]: Extracting #2: cost 25 inf + 165 1554047500.527 * * [simplify]: Extracting #3: cost 9 inf + 1168 1554047500.528 * * [simplify]: Extracting #4: cost 1 inf + 1903 1554047500.529 * * [simplify]: Extracting #5: cost 0 inf + 1970 1554047500.531 * [simplify]: Simplified to (- (* a a) (* b b)) 1554047500.531 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1554047500.535 * * [progress]: iteration 1 / 4 1554047500.535 * * * [progress]: picking best candidate 1554047500.538 * * * * [pick]: Picked # 1554047500.538 * * * [progress]: localizing error 1554047500.555 * * * [progress]: generating rewritten candidates 1554047500.555 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 1554047500.572 * * * [progress]: generating series expansions 1554047500.572 * * * * [progress]: [ 1 / 1 ] generating series at (2) 1554047500.573 * [backup-simplify]: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2)) 1554047500.573 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 1554047500.573 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 1554047500.573 * [taylor]: Taking taylor expansion of (pow a 2) in b 1554047500.573 * [taylor]: Taking taylor expansion of a in b 1554047500.573 * [backup-simplify]: Simplify a into a 1554047500.573 * [taylor]: Taking taylor expansion of (pow b 2) in b 1554047500.573 * [taylor]: Taking taylor expansion of b in b 1554047500.573 * [backup-simplify]: Simplify 0 into 0 1554047500.573 * [backup-simplify]: Simplify 1 into 1 1554047500.573 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1554047500.573 * [taylor]: Taking taylor expansion of (pow a 2) in a 1554047500.573 * [taylor]: Taking taylor expansion of a in a 1554047500.573 * [backup-simplify]: Simplify 0 into 0 1554047500.573 * [backup-simplify]: Simplify 1 into 1 1554047500.573 * [taylor]: Taking taylor expansion of (pow b 2) in a 1554047500.573 * [taylor]: Taking taylor expansion of b in a 1554047500.573 * [backup-simplify]: Simplify b into b 1554047500.573 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1554047500.573 * [taylor]: Taking taylor expansion of (pow a 2) in a 1554047500.573 * [taylor]: Taking taylor expansion of a in a 1554047500.573 * [backup-simplify]: Simplify 0 into 0 1554047500.573 * [backup-simplify]: Simplify 1 into 1 1554047500.573 * [taylor]: Taking taylor expansion of (pow b 2) in a 1554047500.573 * [taylor]: Taking taylor expansion of b in a 1554047500.573 * [backup-simplify]: Simplify b into b 1554047500.574 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1554047500.574 * [backup-simplify]: Simplify (- (pow b 2)) into (- (pow b 2)) 1554047500.574 * [backup-simplify]: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2)) 1554047500.574 * [taylor]: Taking taylor expansion of (- (pow b 2)) in b 1554047500.574 * [taylor]: Taking taylor expansion of (pow b 2) in b 1554047500.574 * [taylor]: Taking taylor expansion of b in b 1554047500.574 * [backup-simplify]: Simplify 0 into 0 1554047500.574 * [backup-simplify]: Simplify 1 into 1 1554047500.574 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1554047500.575 * [backup-simplify]: Simplify (- 0) into 0 1554047500.575 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.575 * [taylor]: Taking taylor expansion of 0 in b 1554047500.575 * [backup-simplify]: Simplify 0 into 0 1554047500.575 * [backup-simplify]: Simplify 0 into 0 1554047500.576 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.576 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1554047500.576 * [backup-simplify]: Simplify (- 0) into 0 1554047500.577 * [backup-simplify]: Simplify (+ 1 0) into 1 1554047500.577 * [taylor]: Taking taylor expansion of 1 in b 1554047500.577 * [backup-simplify]: Simplify 1 into 1 1554047500.577 * [backup-simplify]: Simplify 1 into 1 1554047500.577 * [backup-simplify]: Simplify 0 into 0 1554047500.577 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.578 * [backup-simplify]: Simplify (- 1) into -1 1554047500.578 * [backup-simplify]: Simplify -1 into -1 1554047500.578 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1554047500.579 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0 1554047500.580 * [backup-simplify]: Simplify (- 0) into 0 1554047500.580 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.580 * [taylor]: Taking taylor expansion of 0 in b 1554047500.580 * [backup-simplify]: Simplify 0 into 0 1554047500.580 * [backup-simplify]: Simplify 0 into 0 1554047500.580 * [backup-simplify]: Simplify 0 into 0 1554047500.580 * [backup-simplify]: Simplify 0 into 0 1554047500.581 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1554047500.582 * [backup-simplify]: Simplify (- 0) into 0 1554047500.582 * [backup-simplify]: Simplify 0 into 0 1554047500.583 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1554047500.584 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0 1554047500.584 * [backup-simplify]: Simplify (- 0) into 0 1554047500.584 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.585 * [taylor]: Taking taylor expansion of 0 in b 1554047500.585 * [backup-simplify]: Simplify 0 into 0 1554047500.585 * [backup-simplify]: Simplify 0 into 0 1554047500.585 * [backup-simplify]: Simplify 0 into 0 1554047500.585 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2)) 1554047500.585 * [backup-simplify]: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1554047500.585 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1554047500.585 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1554047500.585 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 1554047500.585 * [taylor]: Taking taylor expansion of (pow a 2) in b 1554047500.585 * [taylor]: Taking taylor expansion of a in b 1554047500.585 * [backup-simplify]: Simplify a into a 1554047500.585 * [backup-simplify]: Simplify (* a a) into (pow a 2) 1554047500.586 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1554047500.586 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1554047500.586 * [taylor]: Taking taylor expansion of (pow b 2) in b 1554047500.586 * [taylor]: Taking taylor expansion of b in b 1554047500.586 * [backup-simplify]: Simplify 0 into 0 1554047500.586 * [backup-simplify]: Simplify 1 into 1 1554047500.586 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.586 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.586 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1554047500.587 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1554047500.587 * [taylor]: Taking taylor expansion of (pow a 2) in a 1554047500.587 * [taylor]: Taking taylor expansion of a in a 1554047500.587 * [backup-simplify]: Simplify 0 into 0 1554047500.587 * [backup-simplify]: Simplify 1 into 1 1554047500.587 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.587 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.587 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1554047500.587 * [taylor]: Taking taylor expansion of (pow b 2) in a 1554047500.587 * [taylor]: Taking taylor expansion of b in a 1554047500.588 * [backup-simplify]: Simplify b into b 1554047500.588 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1554047500.588 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1554047500.588 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1554047500.588 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1554047500.588 * [taylor]: Taking taylor expansion of (pow a 2) in a 1554047500.588 * [taylor]: Taking taylor expansion of a in a 1554047500.588 * [backup-simplify]: Simplify 0 into 0 1554047500.588 * [backup-simplify]: Simplify 1 into 1 1554047500.588 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.589 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.589 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1554047500.589 * [taylor]: Taking taylor expansion of (pow b 2) in a 1554047500.589 * [taylor]: Taking taylor expansion of b in a 1554047500.589 * [backup-simplify]: Simplify b into b 1554047500.589 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1554047500.589 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1554047500.589 * [backup-simplify]: Simplify (+ 1 0) into 1 1554047500.589 * [taylor]: Taking taylor expansion of 1 in b 1554047500.589 * [backup-simplify]: Simplify 1 into 1 1554047500.590 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1554047500.591 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1554047500.591 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.591 * [taylor]: Taking taylor expansion of 0 in b 1554047500.591 * [backup-simplify]: Simplify 0 into 0 1554047500.592 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1554047500.593 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.593 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1554047500.593 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1554047500.593 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1554047500.594 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1554047500.594 * [taylor]: Taking taylor expansion of (pow b 2) in b 1554047500.594 * [taylor]: Taking taylor expansion of b in b 1554047500.594 * [backup-simplify]: Simplify 0 into 0 1554047500.594 * [backup-simplify]: Simplify 1 into 1 1554047500.594 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.594 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.595 * [backup-simplify]: Simplify (- 1) into -1 1554047500.595 * [backup-simplify]: Simplify -1 into -1 1554047500.595 * [backup-simplify]: Simplify 1 into 1 1554047500.596 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1554047500.597 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.597 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1554047500.597 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1554047500.598 * [backup-simplify]: Simplify (- 0) into 0 1554047500.598 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.598 * [taylor]: Taking taylor expansion of 0 in b 1554047500.598 * [backup-simplify]: Simplify 0 into 0 1554047500.599 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1554047500.599 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1554047500.600 * [backup-simplify]: Simplify (- 0) into 0 1554047500.600 * [backup-simplify]: Simplify 0 into 0 1554047500.600 * [backup-simplify]: Simplify 0 into 0 1554047500.600 * [backup-simplify]: Simplify 0 into 0 1554047500.601 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1554047500.602 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.602 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1554047500.603 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1554047500.603 * [backup-simplify]: Simplify (- 0) into 0 1554047500.603 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.603 * [taylor]: Taking taylor expansion of 0 in b 1554047500.603 * [backup-simplify]: Simplify 0 into 0 1554047500.604 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1554047500.604 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.605 * [backup-simplify]: Simplify (- 0) into 0 1554047500.605 * [backup-simplify]: Simplify 0 into 0 1554047500.605 * [backup-simplify]: Simplify 0 into 0 1554047500.605 * [backup-simplify]: Simplify 0 into 0 1554047500.605 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2)) 1554047500.605 * [backup-simplify]: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1554047500.605 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1554047500.605 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1554047500.605 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 1554047500.605 * [taylor]: Taking taylor expansion of (pow a 2) in b 1554047500.605 * [taylor]: Taking taylor expansion of a in b 1554047500.605 * [backup-simplify]: Simplify a into a 1554047500.605 * [backup-simplify]: Simplify (* a a) into (pow a 2) 1554047500.605 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1554047500.605 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1554047500.605 * [taylor]: Taking taylor expansion of (pow b 2) in b 1554047500.605 * [taylor]: Taking taylor expansion of b in b 1554047500.605 * [backup-simplify]: Simplify 0 into 0 1554047500.605 * [backup-simplify]: Simplify 1 into 1 1554047500.606 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.606 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.606 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1554047500.606 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1554047500.606 * [taylor]: Taking taylor expansion of (pow a 2) in a 1554047500.606 * [taylor]: Taking taylor expansion of a in a 1554047500.606 * [backup-simplify]: Simplify 0 into 0 1554047500.606 * [backup-simplify]: Simplify 1 into 1 1554047500.606 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.607 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.607 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1554047500.607 * [taylor]: Taking taylor expansion of (pow b 2) in a 1554047500.607 * [taylor]: Taking taylor expansion of b in a 1554047500.607 * [backup-simplify]: Simplify b into b 1554047500.607 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1554047500.607 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1554047500.607 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1554047500.607 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1554047500.607 * [taylor]: Taking taylor expansion of (pow a 2) in a 1554047500.607 * [taylor]: Taking taylor expansion of a in a 1554047500.607 * [backup-simplify]: Simplify 0 into 0 1554047500.607 * [backup-simplify]: Simplify 1 into 1 1554047500.607 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.607 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.607 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1554047500.607 * [taylor]: Taking taylor expansion of (pow b 2) in a 1554047500.607 * [taylor]: Taking taylor expansion of b in a 1554047500.607 * [backup-simplify]: Simplify b into b 1554047500.607 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1554047500.607 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1554047500.608 * [backup-simplify]: Simplify (+ 1 0) into 1 1554047500.608 * [taylor]: Taking taylor expansion of 1 in b 1554047500.608 * [backup-simplify]: Simplify 1 into 1 1554047500.608 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1554047500.609 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1554047500.609 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.609 * [taylor]: Taking taylor expansion of 0 in b 1554047500.609 * [backup-simplify]: Simplify 0 into 0 1554047500.610 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1554047500.610 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.610 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1554047500.610 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1554047500.610 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1554047500.610 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1554047500.610 * [taylor]: Taking taylor expansion of (pow b 2) in b 1554047500.610 * [taylor]: Taking taylor expansion of b in b 1554047500.610 * [backup-simplify]: Simplify 0 into 0 1554047500.610 * [backup-simplify]: Simplify 1 into 1 1554047500.611 * [backup-simplify]: Simplify (* 1 1) into 1 1554047500.611 * [backup-simplify]: Simplify (/ 1 1) into 1 1554047500.611 * [backup-simplify]: Simplify (- 1) into -1 1554047500.611 * [backup-simplify]: Simplify -1 into -1 1554047500.611 * [backup-simplify]: Simplify 1 into 1 1554047500.612 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1554047500.612 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.612 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1554047500.612 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1554047500.613 * [backup-simplify]: Simplify (- 0) into 0 1554047500.613 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.613 * [taylor]: Taking taylor expansion of 0 in b 1554047500.613 * [backup-simplify]: Simplify 0 into 0 1554047500.613 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1554047500.614 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1554047500.614 * [backup-simplify]: Simplify (- 0) into 0 1554047500.614 * [backup-simplify]: Simplify 0 into 0 1554047500.614 * [backup-simplify]: Simplify 0 into 0 1554047500.614 * [backup-simplify]: Simplify 0 into 0 1554047500.615 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1554047500.615 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.616 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1554047500.616 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1554047500.616 * [backup-simplify]: Simplify (- 0) into 0 1554047500.616 * [backup-simplify]: Simplify (+ 0 0) into 0 1554047500.616 * [taylor]: Taking taylor expansion of 0 in b 1554047500.616 * [backup-simplify]: Simplify 0 into 0 1554047500.617 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1554047500.617 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1554047500.618 * [backup-simplify]: Simplify (- 0) into 0 1554047500.618 * [backup-simplify]: Simplify 0 into 0 1554047500.618 * [backup-simplify]: Simplify 0 into 0 1554047500.618 * [backup-simplify]: Simplify 0 into 0 1554047500.618 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2)) 1554047500.618 * * * [progress]: simplifying candidates 1554047500.618 * * * * [progress]: [ 1 / 21 ] simplifiying candidate # 1554047500.618 * [simplify]: Simplifying (fma a a (- (* b b))) 1554047500.618 * * [simplify]: iters left: 5 (5 enodes) 1554047500.619 * * [simplify]: iters left: 4 (20 enodes) 1554047500.622 * * [simplify]: iters left: 3 (26 enodes) 1554047500.626 * * [simplify]: iters left: 2 (31 enodes) 1554047500.630 * * [simplify]: iters left: 1 (38 enodes) 1554047500.646 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.646 * * [simplify]: Extracting #1: cost 18 inf + 0 1554047500.647 * * [simplify]: Extracting #2: cost 21 inf + 43 1554047500.647 * * [simplify]: Extracting #3: cost 9 inf + 852 1554047500.648 * * [simplify]: Extracting #4: cost 0 inf + 1558 1554047500.649 * [simplify]: Simplified to (* (- a b) (+ b a)) 1554047500.649 * [simplify]: Simplified (2 1) to (λ (a b) (+ (* (- a b) (+ b a)) (fma (- b) b (* b b)))) 1554047500.649 * [simplify]: Simplifying (fma (- b) b (* b b)) 1554047500.649 * * [simplify]: iters left: 3 (4 enodes) 1554047500.651 * * [simplify]: iters left: 2 (14 enodes) 1554047500.655 * * [simplify]: iters left: 1 (21 enodes) 1554047500.661 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.661 * * [simplify]: Extracting #1: cost 7 inf + 0 1554047500.661 * * [simplify]: Extracting #2: cost 10 inf + 1 1554047500.661 * * [simplify]: Extracting #3: cost 1 inf + 570 1554047500.662 * * [simplify]: Extracting #4: cost 0 inf + 651 1554047500.662 * [simplify]: Simplified to (- (* b b) (* b b)) 1554047500.662 * [simplify]: Simplified (2 2) to (λ (a b) (+ (fma a a (- (* b b))) (- (* b b) (* b b)))) 1554047500.662 * * * * [progress]: [ 2 / 21 ] simplifiying candidate # 1554047500.662 * * * * [progress]: [ 3 / 21 ] simplifiying candidate # 1554047500.662 * * * * [progress]: [ 4 / 21 ] simplifiying candidate # 1554047500.662 * * * * [progress]: [ 5 / 21 ] simplifiying candidate # 1554047500.662 * [simplify]: Simplifying (/ (exp (* a a)) (exp (* b b))) 1554047500.662 * * [simplify]: iters left: 5 (7 enodes) 1554047500.664 * * [simplify]: iters left: 4 (27 enodes) 1554047500.667 * * [simplify]: iters left: 3 (46 enodes) 1554047500.676 * * [simplify]: iters left: 2 (89 enodes) 1554047500.693 * * [simplify]: iters left: 1 (202 enodes) 1554047500.770 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.771 * * [simplify]: Extracting #1: cost 61 inf + 0 1554047500.771 * * [simplify]: Extracting #2: cost 168 inf + 0 1554047500.772 * * [simplify]: Extracting #3: cost 197 inf + 1274 1554047500.774 * * [simplify]: Extracting #4: cost 131 inf + 9487 1554047500.779 * * [simplify]: Extracting #5: cost 41 inf + 55255 1554047500.792 * * [simplify]: Extracting #6: cost 3 inf + 82916 1554047500.800 * * [simplify]: Extracting #7: cost 0 inf + 84977 1554047500.809 * [simplify]: Simplified to (exp (- (* a a) (* b b))) 1554047500.809 * [simplify]: Simplified (2 1) to (λ (a b) (log (exp (- (* a a) (* b b))))) 1554047500.809 * * * * [progress]: [ 6 / 21 ] simplifiying candidate # 1554047500.809 * * * * [progress]: [ 7 / 21 ] simplifiying candidate # 1554047500.809 * * * * [progress]: [ 8 / 21 ] simplifiying candidate # 1554047500.809 * * * * [progress]: [ 9 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 10 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 11 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 12 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 13 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 14 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 15 / 21 ] simplifiying candidate # 1554047500.810 * * * * [progress]: [ 16 / 21 ] simplifiying candidate # 1554047500.810 * [simplify]: Simplifying (+ a b) 1554047500.810 * * [simplify]: iters left: 2 (3 enodes) 1554047500.811 * * [simplify]: iters left: 1 (10 enodes) 1554047500.812 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.812 * * [simplify]: Extracting #1: cost 4 inf + 0 1554047500.812 * * [simplify]: Extracting #2: cost 2 inf + 2 1554047500.812 * * [simplify]: Extracting #3: cost 0 inf + 86 1554047500.812 * [simplify]: Simplified to (+ b a) 1554047500.812 * [simplify]: Simplified (2 1) to (λ (a b) (* (+ b a) (- a b))) 1554047500.812 * [simplify]: Simplifying (- a b) 1554047500.812 * * [simplify]: iters left: 2 (3 enodes) 1554047500.813 * * [simplify]: iters left: 1 (11 enodes) 1554047500.814 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.815 * * [simplify]: Extracting #1: cost 5 inf + 0 1554047500.815 * * [simplify]: Extracting #2: cost 3 inf + 43 1554047500.815 * * [simplify]: Extracting #3: cost 0 inf + 168 1554047500.815 * [simplify]: Simplified to (- a b) 1554047500.815 * [simplify]: Simplified (2 2) to (λ (a b) (* (+ a b) (- a b))) 1554047500.815 * * * * [progress]: [ 17 / 21 ] simplifiying candidate # 1554047500.815 * * * * [progress]: [ 18 / 21 ] simplifiying candidate #real (real->posit16 (- (* a a) (* b b)))))> 1554047500.815 * * * * [progress]: [ 19 / 21 ] simplifiying candidate # 1554047500.815 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1554047500.815 * * [simplify]: iters left: 3 (6 enodes) 1554047500.817 * * [simplify]: iters left: 2 (28 enodes) 1554047500.823 * * [simplify]: iters left: 1 (43 enodes) 1554047500.835 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.835 * * [simplify]: Extracting #1: cost 10 inf + 0 1554047500.835 * * [simplify]: Extracting #2: cost 12 inf + 165 1554047500.836 * * [simplify]: Extracting #3: cost 4 inf + 576 1554047500.839 * * [simplify]: Extracting #4: cost 0 inf + 823 1554047500.840 * [simplify]: Simplified to (- (* a a) (* b b)) 1554047500.840 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1554047500.840 * * * * [progress]: [ 20 / 21 ] simplifiying candidate # 1554047500.840 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1554047500.840 * * [simplify]: iters left: 3 (6 enodes) 1554047500.844 * * [simplify]: iters left: 2 (28 enodes) 1554047500.854 * * [simplify]: iters left: 1 (43 enodes) 1554047500.866 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.866 * * [simplify]: Extracting #1: cost 10 inf + 0 1554047500.867 * * [simplify]: Extracting #2: cost 12 inf + 165 1554047500.867 * * [simplify]: Extracting #3: cost 4 inf + 576 1554047500.868 * * [simplify]: Extracting #4: cost 0 inf + 823 1554047500.868 * [simplify]: Simplified to (- (* a a) (* b b)) 1554047500.868 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1554047500.868 * * * * [progress]: [ 21 / 21 ] simplifiying candidate # 1554047500.868 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1554047500.869 * * [simplify]: iters left: 3 (6 enodes) 1554047500.873 * * [simplify]: iters left: 2 (28 enodes) 1554047500.880 * * [simplify]: iters left: 1 (43 enodes) 1554047500.886 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047500.886 * * [simplify]: Extracting #1: cost 10 inf + 0 1554047500.886 * * [simplify]: Extracting #2: cost 12 inf + 165 1554047500.886 * * [simplify]: Extracting #3: cost 4 inf + 576 1554047500.887 * * [simplify]: Extracting #4: cost 0 inf + 823 1554047500.887 * [simplify]: Simplified to (- (* a a) (* b b)) 1554047500.887 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1554047500.887 * * * [progress]: adding candidates to table 1554047501.010 * * [progress]: iteration 2 / 4 1554047501.010 * * * [progress]: picking best candidate 1554047501.012 * * * * [pick]: Picked # 1554047501.012 * * * [progress]: localizing error 1554047501.020 * * * [progress]: generating rewritten candidates 1554047501.020 * * * [progress]: generating series expansions 1554047501.020 * * * [progress]: simplifying candidates 1554047501.020 * * * [progress]: adding candidates to table 1554047501.020 * [progress]: [Phase 3 of 3] Extracting. 1554047501.022 * [simplify]: Simplifying (* (+ a b) (- a b)) 1554047501.022 * * [simplify]: iters left: 4 (5 enodes) 1554047501.023 * * [simplify]: iters left: 3 (7 enodes) 1554047501.023 * * [simplify]: Extracting #0: cost 1 inf + 0 1554047501.023 * * [simplify]: Extracting #1: cost 3 inf + 0 1554047501.023 * * [simplify]: Extracting #2: cost 5 inf + 0 1554047501.023 * * [simplify]: Extracting #3: cost 3 inf + 2 1554047501.023 * * [simplify]: Extracting #4: cost 0 inf + 208 1554047501.023 * [simplify]: Simplified to (* (+ b a) (- a b)) 1554047502.499 * [regime-testing]: Baseline error score: 0.0011251406425803225 1554047502.500 * [regime-testing]: Oracle error score: 0.0011251406425803225 1554047502.501 * [regime-testing]: End program error score: 0.0011251406425803225 1554047502.575 * [regime-testing]: Target error score: 0.0011251406425803225