1553948423.722 * [progress]: [Phase 1 of 3] Setting up. 1553948423.722 * * * [progress]: [1/2] Preparing points 1553948423.751 * * * [progress]: [2/2] Setting up program. 1553948423.753 * [progress]: [Phase 2 of 3] Improving. 1553948423.753 * * * * [progress]: [ 1 / 1 ] simplifiying candidate # 1553948423.753 * [simplify]: Simplifying (- (* a a) (* b b)) 1553948423.753 * * [simplify]: iters left: 4 (5 enodes) 1553948423.755 * * [simplify]: iters left: 3 (21 enodes) 1553948423.759 * * [simplify]: iters left: 2 (34 enodes) 1553948423.765 * * [simplify]: iters left: 1 (53 enodes) 1553948423.773 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.773 * * [simplify]: Extracting #1: cost 14 inf + 0 1553948423.774 * * [simplify]: Extracting #2: cost 25 inf + 165 1553948423.774 * * [simplify]: Extracting #3: cost 9 inf + 1168 1553948423.775 * * [simplify]: Extracting #4: cost 1 inf + 1903 1553948423.776 * * [simplify]: Extracting #5: cost 0 inf + 1970 1553948423.777 * [simplify]: Simplified to (- (* a a) (* b b)) 1553948423.777 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553948423.780 * * [progress]: iteration 1 / 4 1553948423.780 * * * [progress]: picking best candidate 1553948423.782 * * * * [pick]: Picked # 1553948423.782 * * * [progress]: localizing error 1553948423.795 * * * [progress]: generating rewritten candidates 1553948423.795 * * * * [progress]: [ 1 / 1 ] rewriting at (2) 1553948423.798 * * * [progress]: generating series expansions 1553948423.798 * * * * [progress]: [ 1 / 1 ] generating series at (2) 1553948423.798 * [backup-simplify]: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2)) 1553948423.798 * [approximate]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 1553948423.798 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 1553948423.798 * [taylor]: Taking taylor expansion of (pow a 2) in b 1553948423.798 * [taylor]: Taking taylor expansion of a in b 1553948423.798 * [backup-simplify]: Simplify a into a 1553948423.798 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553948423.798 * [taylor]: Taking taylor expansion of b in b 1553948423.798 * [backup-simplify]: Simplify 0 into 0 1553948423.798 * [backup-simplify]: Simplify 1 into 1 1553948423.798 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1553948423.798 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553948423.798 * [taylor]: Taking taylor expansion of a in a 1553948423.798 * [backup-simplify]: Simplify 0 into 0 1553948423.798 * [backup-simplify]: Simplify 1 into 1 1553948423.798 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553948423.798 * [taylor]: Taking taylor expansion of b in a 1553948423.798 * [backup-simplify]: Simplify b into b 1553948423.798 * [taylor]: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1553948423.798 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553948423.798 * [taylor]: Taking taylor expansion of a in a 1553948423.798 * [backup-simplify]: Simplify 0 into 0 1553948423.798 * [backup-simplify]: Simplify 1 into 1 1553948423.798 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553948423.798 * [taylor]: Taking taylor expansion of b in a 1553948423.798 * [backup-simplify]: Simplify b into b 1553948423.798 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553948423.798 * [backup-simplify]: Simplify (- (pow b 2)) into (- (pow b 2)) 1553948423.799 * [backup-simplify]: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2)) 1553948423.799 * [taylor]: Taking taylor expansion of (- (pow b 2)) in b 1553948423.799 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553948423.799 * [taylor]: Taking taylor expansion of b in b 1553948423.799 * [backup-simplify]: Simplify 0 into 0 1553948423.799 * [backup-simplify]: Simplify 1 into 1 1553948423.799 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1553948423.805 * [backup-simplify]: Simplify (- 0) into 0 1553948423.806 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.806 * [taylor]: Taking taylor expansion of 0 in b 1553948423.806 * [backup-simplify]: Simplify 0 into 0 1553948423.806 * [backup-simplify]: Simplify 0 into 0 1553948423.806 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.807 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1553948423.807 * [backup-simplify]: Simplify (- 0) into 0 1553948423.808 * [backup-simplify]: Simplify (+ 1 0) into 1 1553948423.808 * [taylor]: Taking taylor expansion of 1 in b 1553948423.808 * [backup-simplify]: Simplify 1 into 1 1553948423.808 * [backup-simplify]: Simplify 1 into 1 1553948423.808 * [backup-simplify]: Simplify 0 into 0 1553948423.808 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.809 * [backup-simplify]: Simplify (- 1) into -1 1553948423.809 * [backup-simplify]: Simplify -1 into -1 1553948423.809 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553948423.810 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0 1553948423.810 * [backup-simplify]: Simplify (- 0) into 0 1553948423.811 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.811 * [taylor]: Taking taylor expansion of 0 in b 1553948423.811 * [backup-simplify]: Simplify 0 into 0 1553948423.811 * [backup-simplify]: Simplify 0 into 0 1553948423.811 * [backup-simplify]: Simplify 0 into 0 1553948423.811 * [backup-simplify]: Simplify 0 into 0 1553948423.811 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553948423.812 * [backup-simplify]: Simplify (- 0) into 0 1553948423.812 * [backup-simplify]: Simplify 0 into 0 1553948423.812 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553948423.813 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0 1553948423.814 * [backup-simplify]: Simplify (- 0) into 0 1553948423.814 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.814 * [taylor]: Taking taylor expansion of 0 in b 1553948423.814 * [backup-simplify]: Simplify 0 into 0 1553948423.814 * [backup-simplify]: Simplify 0 into 0 1553948423.814 * [backup-simplify]: Simplify 0 into 0 1553948423.814 * [backup-simplify]: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2)) 1553948423.815 * [backup-simplify]: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1553948423.815 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1553948423.815 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1553948423.815 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 1553948423.815 * [taylor]: Taking taylor expansion of (pow a 2) in b 1553948423.815 * [taylor]: Taking taylor expansion of a in b 1553948423.815 * [backup-simplify]: Simplify a into a 1553948423.815 * [backup-simplify]: Simplify (* a a) into (pow a 2) 1553948423.815 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1553948423.815 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553948423.815 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553948423.815 * [taylor]: Taking taylor expansion of b in b 1553948423.815 * [backup-simplify]: Simplify 0 into 0 1553948423.815 * [backup-simplify]: Simplify 1 into 1 1553948423.815 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.816 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.816 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553948423.816 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553948423.816 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553948423.816 * [taylor]: Taking taylor expansion of a in a 1553948423.816 * [backup-simplify]: Simplify 0 into 0 1553948423.816 * [backup-simplify]: Simplify 1 into 1 1553948423.816 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.816 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.816 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553948423.816 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553948423.816 * [taylor]: Taking taylor expansion of b in a 1553948423.817 * [backup-simplify]: Simplify b into b 1553948423.817 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553948423.817 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553948423.817 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553948423.817 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553948423.817 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553948423.817 * [taylor]: Taking taylor expansion of a in a 1553948423.817 * [backup-simplify]: Simplify 0 into 0 1553948423.817 * [backup-simplify]: Simplify 1 into 1 1553948423.817 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.817 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.817 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553948423.818 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553948423.818 * [taylor]: Taking taylor expansion of b in a 1553948423.818 * [backup-simplify]: Simplify b into b 1553948423.818 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553948423.818 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553948423.818 * [backup-simplify]: Simplify (+ 1 0) into 1 1553948423.818 * [taylor]: Taking taylor expansion of 1 in b 1553948423.818 * [backup-simplify]: Simplify 1 into 1 1553948423.819 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553948423.819 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553948423.820 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.820 * [taylor]: Taking taylor expansion of 0 in b 1553948423.820 * [backup-simplify]: Simplify 0 into 0 1553948423.820 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553948423.821 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.821 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1553948423.821 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1553948423.821 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1553948423.822 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553948423.822 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553948423.822 * [taylor]: Taking taylor expansion of b in b 1553948423.822 * [backup-simplify]: Simplify 0 into 0 1553948423.822 * [backup-simplify]: Simplify 1 into 1 1553948423.822 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.822 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.823 * [backup-simplify]: Simplify (- 1) into -1 1553948423.823 * [backup-simplify]: Simplify -1 into -1 1553948423.823 * [backup-simplify]: Simplify 1 into 1 1553948423.823 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1553948423.824 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.824 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1553948423.824 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1553948423.825 * [backup-simplify]: Simplify (- 0) into 0 1553948423.825 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.825 * [taylor]: Taking taylor expansion of 0 in b 1553948423.825 * [backup-simplify]: Simplify 0 into 0 1553948423.826 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553948423.826 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553948423.827 * [backup-simplify]: Simplify (- 0) into 0 1553948423.827 * [backup-simplify]: Simplify 0 into 0 1553948423.827 * [backup-simplify]: Simplify 0 into 0 1553948423.827 * [backup-simplify]: Simplify 0 into 0 1553948423.828 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1553948423.829 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.829 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1553948423.829 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1553948423.830 * [backup-simplify]: Simplify (- 0) into 0 1553948423.830 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.830 * [taylor]: Taking taylor expansion of 0 in b 1553948423.830 * [backup-simplify]: Simplify 0 into 0 1553948423.831 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553948423.831 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.832 * [backup-simplify]: Simplify (- 0) into 0 1553948423.832 * [backup-simplify]: Simplify 0 into 0 1553948423.832 * [backup-simplify]: Simplify 0 into 0 1553948423.832 * [backup-simplify]: Simplify 0 into 0 1553948423.832 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2)) 1553948423.832 * [backup-simplify]: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1553948423.832 * [approximate]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1553948423.832 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1553948423.832 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in b 1553948423.832 * [taylor]: Taking taylor expansion of (pow a 2) in b 1553948423.832 * [taylor]: Taking taylor expansion of a in b 1553948423.833 * [backup-simplify]: Simplify a into a 1553948423.833 * [backup-simplify]: Simplify (* a a) into (pow a 2) 1553948423.833 * [backup-simplify]: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1553948423.833 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553948423.833 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553948423.833 * [taylor]: Taking taylor expansion of b in b 1553948423.833 * [backup-simplify]: Simplify 0 into 0 1553948423.833 * [backup-simplify]: Simplify 1 into 1 1553948423.833 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.833 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.833 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553948423.833 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553948423.833 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553948423.834 * [taylor]: Taking taylor expansion of a in a 1553948423.834 * [backup-simplify]: Simplify 0 into 0 1553948423.834 * [backup-simplify]: Simplify 1 into 1 1553948423.834 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.834 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.834 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553948423.834 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553948423.834 * [taylor]: Taking taylor expansion of b in a 1553948423.834 * [backup-simplify]: Simplify b into b 1553948423.834 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553948423.834 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553948423.834 * [taylor]: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1553948423.835 * [taylor]: Taking taylor expansion of (/ 1 (pow a 2)) in a 1553948423.835 * [taylor]: Taking taylor expansion of (pow a 2) in a 1553948423.835 * [taylor]: Taking taylor expansion of a in a 1553948423.835 * [backup-simplify]: Simplify 0 into 0 1553948423.835 * [backup-simplify]: Simplify 1 into 1 1553948423.835 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.835 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.835 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in a 1553948423.835 * [taylor]: Taking taylor expansion of (pow b 2) in a 1553948423.835 * [taylor]: Taking taylor expansion of b in a 1553948423.835 * [backup-simplify]: Simplify b into b 1553948423.835 * [backup-simplify]: Simplify (* b b) into (pow b 2) 1553948423.836 * [backup-simplify]: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1553948423.836 * [backup-simplify]: Simplify (+ 1 0) into 1 1553948423.836 * [taylor]: Taking taylor expansion of 1 in b 1553948423.836 * [backup-simplify]: Simplify 1 into 1 1553948423.837 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553948423.837 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553948423.838 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.838 * [taylor]: Taking taylor expansion of 0 in b 1553948423.838 * [backup-simplify]: Simplify 0 into 0 1553948423.839 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553948423.839 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.839 * [backup-simplify]: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1553948423.840 * [backup-simplify]: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1553948423.840 * [taylor]: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1553948423.840 * [taylor]: Taking taylor expansion of (/ 1 (pow b 2)) in b 1553948423.840 * [taylor]: Taking taylor expansion of (pow b 2) in b 1553948423.840 * [taylor]: Taking taylor expansion of b in b 1553948423.840 * [backup-simplify]: Simplify 0 into 0 1553948423.840 * [backup-simplify]: Simplify 1 into 1 1553948423.840 * [backup-simplify]: Simplify (* 1 1) into 1 1553948423.840 * [backup-simplify]: Simplify (/ 1 1) into 1 1553948423.841 * [backup-simplify]: Simplify (- 1) into -1 1553948423.841 * [backup-simplify]: Simplify -1 into -1 1553948423.841 * [backup-simplify]: Simplify 1 into 1 1553948423.842 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1553948423.842 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.842 * [backup-simplify]: Simplify (+ (* b 0) (* 0 b)) into 0 1553948423.843 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1553948423.843 * [backup-simplify]: Simplify (- 0) into 0 1553948423.843 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.843 * [taylor]: Taking taylor expansion of 0 in b 1553948423.843 * [backup-simplify]: Simplify 0 into 0 1553948423.844 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0 1553948423.844 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1553948423.845 * [backup-simplify]: Simplify (- 0) into 0 1553948423.845 * [backup-simplify]: Simplify 0 into 0 1553948423.845 * [backup-simplify]: Simplify 0 into 0 1553948423.845 * [backup-simplify]: Simplify 0 into 0 1553948423.846 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1553948423.847 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.847 * [backup-simplify]: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1553948423.847 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1553948423.847 * [backup-simplify]: Simplify (- 0) into 0 1553948423.848 * [backup-simplify]: Simplify (+ 0 0) into 0 1553948423.848 * [taylor]: Taking taylor expansion of 0 in b 1553948423.848 * [backup-simplify]: Simplify 0 into 0 1553948423.849 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1553948423.849 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1553948423.850 * [backup-simplify]: Simplify (- 0) into 0 1553948423.850 * [backup-simplify]: Simplify 0 into 0 1553948423.850 * [backup-simplify]: Simplify 0 into 0 1553948423.850 * [backup-simplify]: Simplify 0 into 0 1553948423.850 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2)) 1553948423.850 * * * [progress]: simplifying candidates 1553948423.850 * * * * [progress]: [ 1 / 21 ] simplifiying candidate # 1553948423.850 * [simplify]: Simplifying (fma a a (- (* b b))) 1553948423.850 * * [simplify]: iters left: 5 (5 enodes) 1553948423.852 * * [simplify]: iters left: 4 (20 enodes) 1553948423.856 * * [simplify]: iters left: 3 (26 enodes) 1553948423.861 * * [simplify]: iters left: 2 (31 enodes) 1553948423.867 * * [simplify]: iters left: 1 (38 enodes) 1553948423.874 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.874 * * [simplify]: Extracting #1: cost 18 inf + 0 1553948423.874 * * [simplify]: Extracting #2: cost 21 inf + 43 1553948423.874 * * [simplify]: Extracting #3: cost 9 inf + 852 1553948423.875 * * [simplify]: Extracting #4: cost 0 inf + 1558 1553948423.875 * [simplify]: Simplified to (* (- a b) (+ b a)) 1553948423.875 * [simplify]: Simplified (2 1) to (λ (a b) (+ (* (- a b) (+ b a)) (fma (- b) b (* b b)))) 1553948423.876 * [simplify]: Simplifying (fma (- b) b (* b b)) 1553948423.876 * * [simplify]: iters left: 3 (4 enodes) 1553948423.877 * * [simplify]: iters left: 2 (14 enodes) 1553948423.880 * * [simplify]: iters left: 1 (21 enodes) 1553948423.884 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.884 * * [simplify]: Extracting #1: cost 7 inf + 0 1553948423.884 * * [simplify]: Extracting #2: cost 10 inf + 1 1553948423.885 * * [simplify]: Extracting #3: cost 1 inf + 570 1553948423.885 * * [simplify]: Extracting #4: cost 0 inf + 651 1553948423.885 * [simplify]: Simplified to (- (* b b) (* b b)) 1553948423.885 * [simplify]: Simplified (2 2) to (λ (a b) (+ (fma a a (- (* b b))) (- (* b b) (* b b)))) 1553948423.885 * * * * [progress]: [ 2 / 21 ] simplifiying candidate # 1553948423.885 * * * * [progress]: [ 3 / 21 ] simplifiying candidate # 1553948423.885 * * * * [progress]: [ 4 / 21 ] simplifiying candidate # 1553948423.885 * * * * [progress]: [ 5 / 21 ] simplifiying candidate # 1553948423.886 * [simplify]: Simplifying (/ (exp (* a a)) (exp (* b b))) 1553948423.886 * * [simplify]: iters left: 5 (7 enodes) 1553948423.888 * * [simplify]: iters left: 4 (27 enodes) 1553948423.894 * * [simplify]: iters left: 3 (39 enodes) 1553948423.901 * * [simplify]: iters left: 2 (56 enodes) 1553948423.911 * * [simplify]: iters left: 1 (89 enodes) 1553948423.934 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.934 * * [simplify]: Extracting #1: cost 16 inf + 0 1553948423.935 * * [simplify]: Extracting #2: cost 38 inf + 0 1553948423.935 * * [simplify]: Extracting #3: cost 42 inf + 736 1553948423.936 * * [simplify]: Extracting #4: cost 8 inf + 4522 1553948423.938 * * [simplify]: Extracting #5: cost 0 inf + 5397 1553948423.940 * * [simplify]: Extracting #6: cost 0 inf + 5007 1553948423.942 * [simplify]: Simplified to (exp (- (* a a) (* b b))) 1553948423.942 * [simplify]: Simplified (2 1) to (λ (a b) (log (exp (- (* a a) (* b b))))) 1553948423.942 * * * * [progress]: [ 6 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 7 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 8 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 9 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 10 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 11 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 12 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 13 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 14 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 15 / 21 ] simplifiying candidate # 1553948423.942 * * * * [progress]: [ 16 / 21 ] simplifiying candidate # 1553948423.943 * [simplify]: Simplifying (+ a b) 1553948423.943 * * [simplify]: iters left: 2 (3 enodes) 1553948423.944 * * [simplify]: iters left: 1 (10 enodes) 1553948423.945 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.945 * * [simplify]: Extracting #1: cost 4 inf + 0 1553948423.945 * * [simplify]: Extracting #2: cost 2 inf + 2 1553948423.945 * * [simplify]: Extracting #3: cost 0 inf + 86 1553948423.946 * [simplify]: Simplified to (+ b a) 1553948423.946 * [simplify]: Simplified (2 1) to (λ (a b) (* (+ b a) (- a b))) 1553948423.946 * [simplify]: Simplifying (- a b) 1553948423.946 * * [simplify]: iters left: 2 (3 enodes) 1553948423.947 * * [simplify]: iters left: 1 (11 enodes) 1553948423.949 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.949 * * [simplify]: Extracting #1: cost 5 inf + 0 1553948423.949 * * [simplify]: Extracting #2: cost 3 inf + 43 1553948423.949 * * [simplify]: Extracting #3: cost 0 inf + 168 1553948423.949 * [simplify]: Simplified to (- a b) 1553948423.949 * [simplify]: Simplified (2 2) to (λ (a b) (* (+ a b) (- a b))) 1553948423.949 * * * * [progress]: [ 17 / 21 ] simplifiying candidate # 1553948423.949 * * * * [progress]: [ 18 / 21 ] simplifiying candidate #real (real->posit16 (- (* a a) (* b b)))))> 1553948423.949 * * * * [progress]: [ 19 / 21 ] simplifiying candidate # 1553948423.950 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1553948423.950 * * [simplify]: iters left: 3 (6 enodes) 1553948423.952 * * [simplify]: iters left: 2 (22 enodes) 1553948423.956 * * [simplify]: iters left: 1 (32 enodes) 1553948423.962 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.962 * * [simplify]: Extracting #1: cost 10 inf + 0 1553948423.962 * * [simplify]: Extracting #2: cost 12 inf + 165 1553948423.962 * * [simplify]: Extracting #3: cost 2 inf + 659 1553948423.962 * * [simplify]: Extracting #4: cost 0 inf + 823 1553948423.963 * [simplify]: Simplified to (- (* a a) (* b b)) 1553948423.963 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553948423.963 * * * * [progress]: [ 20 / 21 ] simplifiying candidate # 1553948423.963 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1553948423.963 * * [simplify]: iters left: 3 (6 enodes) 1553948423.965 * * [simplify]: iters left: 2 (22 enodes) 1553948423.970 * * [simplify]: iters left: 1 (32 enodes) 1553948423.977 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.977 * * [simplify]: Extracting #1: cost 10 inf + 0 1553948423.978 * * [simplify]: Extracting #2: cost 12 inf + 165 1553948423.978 * * [simplify]: Extracting #3: cost 2 inf + 659 1553948423.978 * * [simplify]: Extracting #4: cost 0 inf + 823 1553948423.979 * [simplify]: Simplified to (- (* a a) (* b b)) 1553948423.979 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553948423.979 * * * * [progress]: [ 21 / 21 ] simplifiying candidate # 1553948423.979 * [simplify]: Simplifying (- (pow a 2) (pow b 2)) 1553948423.979 * * [simplify]: iters left: 3 (6 enodes) 1553948423.981 * * [simplify]: iters left: 2 (22 enodes) 1553948423.986 * * [simplify]: iters left: 1 (32 enodes) 1553948423.994 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948423.994 * * [simplify]: Extracting #1: cost 10 inf + 0 1553948423.994 * * [simplify]: Extracting #2: cost 12 inf + 165 1553948423.994 * * [simplify]: Extracting #3: cost 2 inf + 659 1553948423.994 * * [simplify]: Extracting #4: cost 0 inf + 823 1553948423.995 * [simplify]: Simplified to (- (* a a) (* b b)) 1553948423.995 * [simplify]: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1553948423.995 * * * [progress]: adding candidates to table 1553948424.145 * * [progress]: iteration 2 / 4 1553948424.145 * * * [progress]: picking best candidate 1553948424.148 * * * * [pick]: Picked # 1553948424.148 * * * [progress]: localizing error 1553948424.156 * * * [progress]: generating rewritten candidates 1553948424.156 * * * [progress]: generating series expansions 1553948424.156 * * * [progress]: simplifying candidates 1553948424.156 * * * [progress]: adding candidates to table 1553948424.157 * [progress]: [Phase 3 of 3] Extracting. 1553948424.160 * [simplify]: Simplifying (fma a a (- (* b b))) 1553948424.160 * * [simplify]: iters left: 5 (5 enodes) 1553948424.160 * * [simplify]: iters left: 4 (8 enodes) 1553948424.161 * * [simplify]: Extracting #0: cost 1 inf + 0 1553948424.161 * * [simplify]: Extracting #1: cost 3 inf + 0 1553948424.161 * * [simplify]: Extracting #2: cost 5 inf + 1 1553948424.161 * * [simplify]: Extracting #3: cost 0 inf + 302 1553948424.161 * [simplify]: Simplified to (fma a a (- (* b b))) 1553948425.478 * [regime-testing]: Baseline error score: 0.003500437554694337 1553948425.479 * [regime-testing]: Oracle error score: 0.003500437554694337 1553948425.479 * [regime-testing]: End program error score: 0.003500437554694337 1553948425.541 * [regime-testing]: Target error score: 0.0005000625078134767