1538733053.567 * [misc]progress: [Phase 1 of 3] Setting up. 1538733053.567 * * * [misc]progress: [1/2] Preparing points 1538733053.567 * * * * [misc]points: Sampling 256 additional inputs, on iter 0 have 0 / 256 1538733053.608 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733053.609 * * * * [misc]points: Sampling 118 additional inputs, on iter 1 have 138 / 256 1538733053.630 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733053.630 * * * * [misc]points: Sampling 52 additional inputs, on iter 2 have 204 / 256 1538733053.642 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733053.642 * * * * [misc]points: Sampling 21 additional inputs, on iter 3 have 235 / 256 1538733053.647 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733053.647 * * * * [misc]points: Sampling 9 additional inputs, on iter 4 have 247 / 256 1538733053.670 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733053.670 * * * * [misc]points: Sampling 4 additional inputs, on iter 5 have 254 / 256 1538733053.673 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733053.673 * * * * [exit]points: Sampled 257 points with exact outputs 1538733053.673 * * * [misc]progress: [2/2] Setting up program. 1538733053.679 * [misc]progress: [Phase 2 of 3] Improving. 1538733053.680 * [enter]simplify: Simplifying (- (* a a) (* b b)) 1538733053.680 * * [misc]simplify: iters left: 4 (5 enodes) 1538733053.683 * * [misc]simplify: iters left: 3 (11 enodes) 1538733053.688 * * [misc]simplify: iters left: 2 (18 enodes) 1538733053.696 * * [misc]simplify: iters left: 1 (35 enodes) 1538733053.715 * [exit]simplify: Simplified to (- (* a a) (* b b)) 1538733053.727 * * [misc]progress: iteration 1 / 4 1538733053.727 * * * [misc]progress: picking best candidate 1538733053.732 * * * * [misc]pick: Picked # 1538733053.733 * * * [misc]progress: localizing error 1538733053.755 * * * [misc]progress: generating rewritten candidates 1538733053.755 * * * * [misc]progress: [ 1 / 1 ] rewriting at (2) 1538733053.792 * * * [misc]progress: generating series expansions 1538733053.792 * * * * [misc]progress: [ 1 / 1 ] generating series at (2) 1538733053.800 * [misc]backup-simplify: Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2)) 1538733053.800 * [misc]approximate: Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0 1538733053.800 * [misc]taylor: Taking taylor expansion of (- (pow a 2) (pow b 2)) in b 1538733053.800 * [misc]taylor: Taking taylor expansion of (pow a 2) in b 1538733053.800 * [misc]taylor: Taking taylor expansion of a in b 1538733053.800 * [misc]backup-simplify: Simplify a into a 1538733053.800 * [misc]taylor: Taking taylor expansion of (pow b 2) in b 1538733053.800 * [misc]taylor: Taking taylor expansion of b in b 1538733053.800 * [misc]backup-simplify: Simplify 0 into 0 1538733053.800 * [misc]backup-simplify: Simplify 1 into 1 1538733053.800 * [misc]taylor: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1538733053.800 * [misc]taylor: Taking taylor expansion of (pow a 2) in a 1538733053.800 * [misc]taylor: Taking taylor expansion of a in a 1538733053.800 * [misc]backup-simplify: Simplify 0 into 0 1538733053.800 * [misc]backup-simplify: Simplify 1 into 1 1538733053.800 * [misc]taylor: Taking taylor expansion of (pow b 2) in a 1538733053.800 * [misc]taylor: Taking taylor expansion of b in a 1538733053.800 * [misc]backup-simplify: Simplify b into b 1538733053.800 * [misc]taylor: Taking taylor expansion of (- (pow a 2) (pow b 2)) in a 1538733053.800 * [misc]taylor: Taking taylor expansion of (pow a 2) in a 1538733053.800 * [misc]taylor: Taking taylor expansion of a in a 1538733053.800 * [misc]backup-simplify: Simplify 0 into 0 1538733053.800 * [misc]backup-simplify: Simplify 1 into 1 1538733053.800 * [misc]taylor: Taking taylor expansion of (pow b 2) in a 1538733053.800 * [misc]taylor: Taking taylor expansion of b in a 1538733053.800 * [misc]backup-simplify: Simplify b into b 1538733053.801 * [misc]backup-simplify: Simplify (* b b) into (pow b 2) 1538733053.801 * [misc]backup-simplify: Simplify (- (pow b 2)) into (- (pow b 2)) 1538733053.801 * [misc]backup-simplify: Simplify (+ 0 (- (pow b 2))) into (- (pow b 2)) 1538733053.801 * [misc]taylor: Taking taylor expansion of (- (pow b 2)) in b 1538733053.801 * [misc]taylor: Taking taylor expansion of (pow b 2) in b 1538733053.801 * [misc]taylor: Taking taylor expansion of b in b 1538733053.801 * [misc]backup-simplify: Simplify 0 into 0 1538733053.801 * [misc]backup-simplify: Simplify 1 into 1 1538733053.801 * [misc]backup-simplify: Simplify (+ (* b 0) (* 0 b)) into 0 1538733053.801 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.802 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.802 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.802 * [misc]backup-simplify: Simplify 0 into 0 1538733053.802 * [misc]backup-simplify: Simplify 0 into 0 1538733053.802 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.802 * [misc]backup-simplify: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1538733053.802 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.802 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1538733053.803 * [misc]taylor: Taking taylor expansion of 1 in b 1538733053.803 * [misc]backup-simplify: Simplify 1 into 1 1538733053.803 * [misc]backup-simplify: Simplify 1 into 1 1538733053.803 * [misc]backup-simplify: Simplify 0 into 0 1538733053.803 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.803 * [misc]backup-simplify: Simplify (- 1) into -1 1538733053.803 * [misc]backup-simplify: Simplify -1 into -1 1538733053.803 * [misc]backup-simplify: Simplify (+ (* 1 0) (* 0 1)) into 0 1538733053.804 * [misc]backup-simplify: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0 1538733053.804 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.804 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.804 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.804 * [misc]backup-simplify: Simplify 0 into 0 1538733053.804 * [misc]backup-simplify: Simplify 0 into 0 1538733053.804 * [misc]backup-simplify: Simplify 0 into 0 1538733053.804 * [misc]backup-simplify: Simplify 0 into 0 1538733053.804 * [misc]backup-simplify: Simplify (+ (* 1 0) (* 0 1)) into 0 1538733053.805 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.805 * [misc]backup-simplify: Simplify 0 into 0 1538733053.805 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1538733053.805 * [misc]backup-simplify: Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0 1538733053.806 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.806 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.806 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.806 * [misc]backup-simplify: Simplify 0 into 0 1538733053.806 * [misc]backup-simplify: Simplify 0 into 0 1538733053.806 * [misc]backup-simplify: Simplify 0 into 0 1538733053.807 * [misc]backup-simplify: Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2)) 1538733053.807 * [misc]backup-simplify: Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1538733053.807 * [misc]approximate: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1538733053.807 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1538733053.807 * [misc]taylor: Taking taylor expansion of (/ 1 (pow a 2)) in b 1538733053.807 * [misc]taylor: Taking taylor expansion of (pow a 2) in b 1538733053.807 * [misc]taylor: Taking taylor expansion of a in b 1538733053.807 * [misc]backup-simplify: Simplify a into a 1538733053.807 * [misc]backup-simplify: Simplify (* a a) into (pow a 2) 1538733053.807 * [misc]backup-simplify: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1538733053.807 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in b 1538733053.807 * [misc]taylor: Taking taylor expansion of (pow b 2) in b 1538733053.807 * [misc]taylor: Taking taylor expansion of b in b 1538733053.807 * [misc]backup-simplify: Simplify 0 into 0 1538733053.807 * [misc]backup-simplify: Simplify 1 into 1 1538733053.808 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.808 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.808 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1538733053.808 * [misc]taylor: Taking taylor expansion of (/ 1 (pow a 2)) in a 1538733053.808 * [misc]taylor: Taking taylor expansion of (pow a 2) in a 1538733053.808 * [misc]taylor: Taking taylor expansion of a in a 1538733053.808 * [misc]backup-simplify: Simplify 0 into 0 1538733053.808 * [misc]backup-simplify: Simplify 1 into 1 1538733053.808 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.808 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.808 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in a 1538733053.808 * [misc]taylor: Taking taylor expansion of (pow b 2) in a 1538733053.808 * [misc]taylor: Taking taylor expansion of b in a 1538733053.809 * [misc]backup-simplify: Simplify b into b 1538733053.809 * [misc]backup-simplify: Simplify (* b b) into (pow b 2) 1538733053.809 * [misc]backup-simplify: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1538733053.809 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1538733053.809 * [misc]taylor: Taking taylor expansion of (/ 1 (pow a 2)) in a 1538733053.809 * [misc]taylor: Taking taylor expansion of (pow a 2) in a 1538733053.809 * [misc]taylor: Taking taylor expansion of a in a 1538733053.809 * [misc]backup-simplify: Simplify 0 into 0 1538733053.809 * [misc]backup-simplify: Simplify 1 into 1 1538733053.809 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.809 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.809 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in a 1538733053.809 * [misc]taylor: Taking taylor expansion of (pow b 2) in a 1538733053.809 * [misc]taylor: Taking taylor expansion of b in a 1538733053.809 * [misc]backup-simplify: Simplify b into b 1538733053.809 * [misc]backup-simplify: Simplify (* b b) into (pow b 2) 1538733053.810 * [misc]backup-simplify: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1538733053.810 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1538733053.810 * [misc]taylor: Taking taylor expansion of 1 in b 1538733053.810 * [misc]backup-simplify: Simplify 1 into 1 1538733053.810 * [misc]backup-simplify: Simplify (+ (* 1 0) (* 0 1)) into 0 1538733053.810 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1538733053.810 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.810 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.810 * [misc]backup-simplify: Simplify 0 into 0 1538733053.811 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1538733053.811 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.811 * [misc]backup-simplify: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1538733053.811 * [misc]backup-simplify: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1538733053.811 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1538733053.811 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in b 1538733053.811 * [misc]taylor: Taking taylor expansion of (pow b 2) in b 1538733053.811 * [misc]taylor: Taking taylor expansion of b in b 1538733053.811 * [misc]backup-simplify: Simplify 0 into 0 1538733053.812 * [misc]backup-simplify: Simplify 1 into 1 1538733053.812 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.812 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.812 * [misc]backup-simplify: Simplify (- 1) into -1 1538733053.812 * [misc]backup-simplify: Simplify -1 into -1 1538733053.812 * [misc]backup-simplify: Simplify 1 into 1 1538733053.812 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1538733053.813 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.813 * [misc]backup-simplify: Simplify (+ (* b 0) (* 0 b)) into 0 1538733053.813 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1538733053.813 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.813 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.814 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.814 * [misc]backup-simplify: Simplify 0 into 0 1538733053.814 * [misc]backup-simplify: Simplify (+ (* 1 0) (* 0 1)) into 0 1538733053.814 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1538733053.814 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.814 * [misc]backup-simplify: Simplify 0 into 0 1538733053.814 * [misc]backup-simplify: Simplify 0 into 0 1538733053.814 * [misc]backup-simplify: Simplify 0 into 0 1538733053.815 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1538733053.815 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.815 * [misc]backup-simplify: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1538733053.816 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1538733053.816 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.816 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.816 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.816 * [misc]backup-simplify: Simplify 0 into 0 1538733053.816 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1538733053.817 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.817 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.817 * [misc]backup-simplify: Simplify 0 into 0 1538733053.817 * [misc]backup-simplify: Simplify 0 into 0 1538733053.817 * [misc]backup-simplify: Simplify 0 into 0 1538733053.818 * [misc]backup-simplify: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 a))) 2)) (* -1 (pow (* (/ 1 (/ 1 b)) 1) 2))) into (- (pow a 2) (pow b 2)) 1538733053.818 * [misc]backup-simplify: Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) 1538733053.818 * [misc]approximate: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0 1538733053.818 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b 1538733053.818 * [misc]taylor: Taking taylor expansion of (/ 1 (pow a 2)) in b 1538733053.818 * [misc]taylor: Taking taylor expansion of (pow a 2) in b 1538733053.818 * [misc]taylor: Taking taylor expansion of a in b 1538733053.818 * [misc]backup-simplify: Simplify a into a 1538733053.818 * [misc]backup-simplify: Simplify (* a a) into (pow a 2) 1538733053.818 * [misc]backup-simplify: Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2)) 1538733053.819 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in b 1538733053.819 * [misc]taylor: Taking taylor expansion of (pow b 2) in b 1538733053.819 * [misc]taylor: Taking taylor expansion of b in b 1538733053.819 * [misc]backup-simplify: Simplify 0 into 0 1538733053.819 * [misc]backup-simplify: Simplify 1 into 1 1538733053.819 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.819 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.819 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1538733053.819 * [misc]taylor: Taking taylor expansion of (/ 1 (pow a 2)) in a 1538733053.819 * [misc]taylor: Taking taylor expansion of (pow a 2) in a 1538733053.819 * [misc]taylor: Taking taylor expansion of a in a 1538733053.819 * [misc]backup-simplify: Simplify 0 into 0 1538733053.819 * [misc]backup-simplify: Simplify 1 into 1 1538733053.819 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.819 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.820 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of (pow b 2) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of b in a 1538733053.820 * [misc]backup-simplify: Simplify b into b 1538733053.820 * [misc]backup-simplify: Simplify (* b b) into (pow b 2) 1538733053.820 * [misc]backup-simplify: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1538733053.820 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of (/ 1 (pow a 2)) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of (pow a 2) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of a in a 1538733053.820 * [misc]backup-simplify: Simplify 0 into 0 1538733053.820 * [misc]backup-simplify: Simplify 1 into 1 1538733053.820 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.820 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.820 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of (pow b 2) in a 1538733053.820 * [misc]taylor: Taking taylor expansion of b in a 1538733053.820 * [misc]backup-simplify: Simplify b into b 1538733053.821 * [misc]backup-simplify: Simplify (* b b) into (pow b 2) 1538733053.821 * [misc]backup-simplify: Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2)) 1538733053.821 * [misc]backup-simplify: Simplify (+ 1 0) into 1 1538733053.821 * [misc]taylor: Taking taylor expansion of 1 in b 1538733053.821 * [misc]backup-simplify: Simplify 1 into 1 1538733053.821 * [misc]backup-simplify: Simplify (+ (* 1 0) (* 0 1)) into 0 1538733053.821 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1538733053.822 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.822 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.822 * [misc]backup-simplify: Simplify 0 into 0 1538733053.822 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1538733053.822 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.822 * [misc]backup-simplify: Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2))) 1538733053.823 * [misc]backup-simplify: Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2))) 1538733053.823 * [misc]taylor: Taking taylor expansion of (- (/ 1 (pow b 2))) in b 1538733053.823 * [misc]taylor: Taking taylor expansion of (/ 1 (pow b 2)) in b 1538733053.823 * [misc]taylor: Taking taylor expansion of (pow b 2) in b 1538733053.823 * [misc]taylor: Taking taylor expansion of b in b 1538733053.823 * [misc]backup-simplify: Simplify 0 into 0 1538733053.823 * [misc]backup-simplify: Simplify 1 into 1 1538733053.823 * [misc]backup-simplify: Simplify (* 1 1) into 1 1538733053.823 * [misc]backup-simplify: Simplify (/ 1 1) into 1 1538733053.823 * [misc]backup-simplify: Simplify (- 1) into -1 1538733053.823 * [misc]backup-simplify: Simplify -1 into -1 1538733053.823 * [misc]backup-simplify: Simplify 1 into 1 1538733053.824 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0 1538733053.824 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.824 * [misc]backup-simplify: Simplify (+ (* b 0) (* 0 b)) into 0 1538733053.824 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0 1538733053.825 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.825 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.825 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.825 * [misc]backup-simplify: Simplify 0 into 0 1538733053.825 * [misc]backup-simplify: Simplify (+ (* 1 0) (* 0 1)) into 0 1538733053.825 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)))) into 0 1538733053.825 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.825 * [misc]backup-simplify: Simplify 0 into 0 1538733053.825 * [misc]backup-simplify: Simplify 0 into 0 1538733053.826 * [misc]backup-simplify: Simplify 0 into 0 1538733053.826 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0 1538733053.826 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.827 * [misc]backup-simplify: Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0 1538733053.827 * [misc]backup-simplify: Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0 1538733053.827 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.827 * [misc]backup-simplify: Simplify (+ 0 0) into 0 1538733053.827 * [misc]taylor: Taking taylor expansion of 0 in b 1538733053.827 * [misc]backup-simplify: Simplify 0 into 0 1538733053.828 * [misc]backup-simplify: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0 1538733053.828 * [misc]backup-simplify: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0 1538733053.828 * [misc]backup-simplify: Simplify (- 0) into 0 1538733053.828 * [misc]backup-simplify: Simplify 0 into 0 1538733053.828 * [misc]backup-simplify: Simplify 0 into 0 1538733053.828 * [misc]backup-simplify: Simplify 0 into 0 1538733053.829 * [misc]backup-simplify: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- a)))) 2)) (* -1 (pow (* (/ 1 (/ 1 (- b))) 1) 2))) into (- (pow a 2) (pow b 2)) 1538733053.829 * * * [misc]progress: simplifying candidates 1538733053.829 * * * * [misc]progress: [ 1 / 20 ] simplifiying candidate # 1538733053.829 * [enter]simplify: Simplifying (fma a a (- (* b b))) 1538733053.830 * * [misc]simplify: iters left: 5 (5 enodes) 1538733053.833 * * [misc]simplify: iters left: 4 (10 enodes) 1538733053.836 * * [misc]simplify: iters left: 3 (12 enodes) 1538733053.841 * * [misc]simplify: iters left: 2 (17 enodes) 1538733053.846 * * [misc]simplify: iters left: 1 (20 enodes) 1538733053.857 * [exit]simplify: Simplified to (* (- a b) (+ b a)) 1538733053.857 * [misc]simplify: Simplified (2 1) to (λ (a b) (+ (* (- a b) (+ b a)) (fma (- b) b (* b b)))) 1538733053.857 * [enter]simplify: Simplifying (fma (- b) b (* b b)) 1538733053.858 * * [misc]simplify: iters left: 3 (4 enodes) 1538733053.860 * * [misc]simplify: iters left: 2 (6 enodes) 1538733053.862 * * [misc]simplify: iters left: 1 (11 enodes) 1538733053.868 * [exit]simplify: Simplified to (- (* b b) (* b b)) 1538733053.868 * [misc]simplify: Simplified (2 2) to (λ (a b) (+ (fma a a (- (* b b))) (- (* b b) (* b b)))) 1538733053.868 * * * * [misc]progress: [ 2 / 20 ] simplifiying candidate # 1538733053.868 * * * * [misc]progress: [ 3 / 20 ] simplifiying candidate # 1538733053.868 * * * * [misc]progress: [ 4 / 20 ] simplifiying candidate # 1538733053.868 * * * * [misc]progress: [ 5 / 20 ] simplifiying candidate # 1538733053.869 * [enter]simplify: Simplifying (/ (exp (* a a)) (exp (* b b))) 1538733053.869 * * [misc]simplify: iters left: 5 (7 enodes) 1538733053.873 * * [misc]simplify: iters left: 4 (13 enodes) 1538733053.878 * * [misc]simplify: iters left: 3 (19 enodes) 1538733053.886 * * [misc]simplify: iters left: 2 (30 enodes) 1538733053.899 * * [misc]simplify: iters left: 1 (57 enodes) 1538733053.933 * [exit]simplify: Simplified to (exp (- (* a a) (* b b))) 1538733053.933 * [misc]simplify: Simplified (2 1) to (λ (a b) (log (exp (- (* a a) (* b b))))) 1538733053.933 * * * * [misc]progress: [ 6 / 20 ] simplifiying candidate # 1538733053.933 * * * * [misc]progress: [ 7 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 8 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 9 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 10 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 11 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 12 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 13 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 14 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 15 / 20 ] simplifiying candidate # 1538733053.934 * * * * [misc]progress: [ 16 / 20 ] simplifiying candidate # 1538733053.934 * [enter]simplify: Simplifying (+ a b) 1538733053.935 * * [misc]simplify: iters left: 2 (3 enodes) 1538733053.936 * * [misc]simplify: iters left: 1 (4 enodes) 1538733053.937 * [exit]simplify: Simplified to (+ b a) 1538733053.937 * [misc]simplify: Simplified (2 1) to (λ (a b) (* (+ b a) (- a b))) 1538733053.937 * [enter]simplify: Simplifying (- a b) 1538733053.938 * * [misc]simplify: iters left: 2 (3 enodes) 1538733053.939 * * [misc]simplify: iters left: 1 (5 enodes) 1538733053.942 * [exit]simplify: Simplified to (- a b) 1538733053.942 * [misc]simplify: Simplified (2 2) to (λ (a b) (* (+ a b) (- a b))) 1538733053.942 * * * * [misc]progress: [ 17 / 20 ] simplifiying candidate # 1538733053.942 * * * * [misc]progress: [ 18 / 20 ] simplifiying candidate # 1538733053.943 * [enter]simplify: Simplifying (- (pow a 2) (pow b 2)) 1538733053.943 * * [misc]simplify: iters left: 3 (6 enodes) 1538733053.944 * * [misc]simplify: iters left: 2 (10 enodes) 1538733053.947 * * [misc]simplify: iters left: 1 (18 enodes) 1538733053.950 * [exit]simplify: Simplified to (- (* a a) (* b b)) 1538733053.950 * [misc]simplify: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1538733053.950 * * * * [misc]progress: [ 19 / 20 ] simplifiying candidate # 1538733053.951 * [enter]simplify: Simplifying (- (pow a 2) (pow b 2)) 1538733053.951 * * [misc]simplify: iters left: 3 (6 enodes) 1538733053.952 * * [misc]simplify: iters left: 2 (10 enodes) 1538733053.955 * * [misc]simplify: iters left: 1 (18 enodes) 1538733053.959 * [exit]simplify: Simplified to (- (* a a) (* b b)) 1538733053.959 * [misc]simplify: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1538733053.959 * * * * [misc]progress: [ 20 / 20 ] simplifiying candidate # 1538733053.959 * [enter]simplify: Simplifying (- (pow a 2) (pow b 2)) 1538733053.959 * * [misc]simplify: iters left: 3 (6 enodes) 1538733053.961 * * [misc]simplify: iters left: 2 (10 enodes) 1538733053.963 * * [misc]simplify: iters left: 1 (18 enodes) 1538733053.967 * [exit]simplify: Simplified to (- (* a a) (* b b)) 1538733053.967 * [misc]simplify: Simplified (2) to (λ (a b) (- (* a a) (* b b))) 1538733053.967 * * * [misc]progress: adding candidates to table 1538733054.172 * * [misc]progress: iteration 2 / 4 1538733054.172 * * * [misc]progress: picking best candidate 1538733054.177 * * * * [misc]pick: Picked # 1538733054.177 * * * [misc]progress: localizing error 1538733054.194 * * * [misc]progress: generating rewritten candidates 1538733054.194 * * * [misc]progress: generating series expansions 1538733054.194 * * * [misc]progress: simplifying candidates 1538733054.194 * * * [misc]progress: adding candidates to table 1538733054.194 * [misc]progress: [Phase 3 of 3] Extracting. 1538733054.199 * [enter]simplify: Simplifying (* (+ a b) (- a b)) 1538733054.200 * * [misc]simplify: iters left: 4 (5 enodes) 1538733054.201 * * [misc]simplify: iters left: 3 (7 enodes) 1538733054.202 * [exit]simplify: Simplified to (* (+ b a) (- a b)) 1538733054.202 * * * * [misc]points: Sampling 8000 additional inputs, on iter 0 have 0 / 8000 1538733055.809 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733055.811 * * * * [misc]points: Sampling 3495 additional inputs, on iter 1 have 4505 / 8000 1538733056.869 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733056.870 * * * * [misc]points: Sampling 1522 additional inputs, on iter 2 have 6478 / 8000 1538733057.080 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.081 * * * * [misc]points: Sampling 666 additional inputs, on iter 3 have 7334 / 8000 1538733057.244 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.245 * * * * [misc]points: Sampling 277 additional inputs, on iter 4 have 7723 / 8000 1538733057.298 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.298 * * * * [misc]points: Sampling 111 additional inputs, on iter 5 have 7889 / 8000 1538733057.320 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.321 * * * * [misc]points: Sampling 44 additional inputs, on iter 6 have 7956 / 8000 1538733057.329 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.329 * * * * [misc]points: Sampling 21 additional inputs, on iter 7 have 7979 / 8000 1538733057.332 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.332 * * * * [misc]points: Sampling 6 additional inputs, on iter 8 have 7994 / 8000 1538733057.334 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.334 * * * * [misc]points: Sampling 4 additional inputs, on iter 9 have 7996 / 8000 1538733057.335 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.335 * * * * [misc]points: Sampling 4 additional inputs, on iter 10 have 7998 / 8000 1538733057.376 * * * * [misc]points: Filtering points with unrepresentable outputs 1538733057.376 * * * * [exit]points: Sampled 8001 points with exact outputs