1545304065.738 * [misc]progress:  [Phase 1 of 3] Setting up.
1545304065.738 * * * [misc]progress:  [1/2] Preparing points
1545304065.738 * * * * [misc]points:  Sampling 256 additional inputs, on iter 0 have 0 / 256
1545304065.772 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.772 * * * * [misc]points:  Sampling 119 additional inputs, on iter 1 have 137 / 256
1545304065.784 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.784 * * * * [misc]points:  Sampling 49 additional inputs, on iter 2 have 207 / 256
1545304065.793 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.793 * * * * [misc]points:  Sampling 26 additional inputs, on iter 3 have 230 / 256
1545304065.800 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.800 * * * * [misc]points:  Sampling 13 additional inputs, on iter 4 have 243 / 256
1545304065.804 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.804 * * * * [misc]points:  Sampling 4 additional inputs, on iter 5 have 252 / 256
1545304065.806 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.806 * * * * [misc]points:  Sampling 4 additional inputs, on iter 6 have 253 / 256
1545304065.807 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.807 * * * * [misc]points:  Sampling 4 additional inputs, on iter 7 have 255 / 256
1545304065.809 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.809 * * * * [misc]points:  Sampling 4 additional inputs, on iter 8 have 255 / 256
1545304065.811 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304065.811 * * * * [exit]points:  Sampled 256 points with exact outputs
1545304065.811 * * * [misc]progress:  [2/2] Setting up program.
1545304065.815 * [misc]progress:  [Phase 2 of 3] Improving.
1545304065.815 * [enter]simplify:  Simplifying (- (* a a) (* b b))
1545304065.815 * * [misc]simplify:  iters left: 4 (5 enodes)
1545304065.817 * * [misc]simplify:  iters left: 3 (11 enodes)
1545304065.821 * * [misc]simplify:  iters left: 2 (18 enodes)
1545304065.827 * * [misc]simplify:  iters left: 1 (35 enodes)
1545304065.840 * [exit]simplify:  Simplified to (- (* a a) (* b b))
1545304065.849 * * [misc]progress:  iteration 1 / 4
1545304065.849 * * * [misc]progress:  picking best candidate
1545304065.852 * * * * [misc]pick:  Picked  #<alt (λ (a b) (- (* a a) (* b b)))>
1545304065.852 * * * [misc]progress:  localizing error
1545304065.868 * * * [misc]progress:  generating rewritten candidates
1545304065.868 * * * * [misc]progress:  [ 1 / 1 ] rewriting at (2)
1545304065.874 * * * [misc]progress:  generating series expansions
1545304065.874 * * * * [misc]progress:  [ 1 / 1 ] generating series at (2)
1545304065.874 * [misc]backup-simplify:  Simplify (- (* a a) (* b b)) into (- (pow a 2) (pow b 2))
1545304065.874 * [misc]approximate:  Taking taylor expansion of (- (pow a 2) (pow b 2)) in (a b) around 0
1545304065.874 * [misc]taylor:  Taking taylor expansion of (- (pow a 2) (pow b 2)) in b
1545304065.874 * [misc]taylor:  Taking taylor expansion of (pow a 2) in b
1545304065.874 * [misc]taylor:  Taking taylor expansion of a in b
1545304065.874 * [misc]backup-simplify:  Simplify a into a
1545304065.874 * [misc]taylor:  Taking taylor expansion of (pow b 2) in b
1545304065.874 * [misc]taylor:  Taking taylor expansion of b in b
1545304065.875 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.875 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.875 * [misc]taylor:  Taking taylor expansion of (- (pow a 2) (pow b 2)) in a
1545304065.875 * [misc]taylor:  Taking taylor expansion of (pow a 2) in a
1545304065.875 * [misc]taylor:  Taking taylor expansion of a in a
1545304065.875 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.875 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.875 * [misc]taylor:  Taking taylor expansion of (pow b 2) in a
1545304065.875 * [misc]taylor:  Taking taylor expansion of b in a
1545304065.875 * [misc]backup-simplify:  Simplify b into b
1545304065.875 * [misc]taylor:  Taking taylor expansion of (- (pow a 2) (pow b 2)) in a
1545304065.875 * [misc]taylor:  Taking taylor expansion of (pow a 2) in a
1545304065.875 * [misc]taylor:  Taking taylor expansion of a in a
1545304065.875 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.875 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.875 * [misc]taylor:  Taking taylor expansion of (pow b 2) in a
1545304065.875 * [misc]taylor:  Taking taylor expansion of b in a
1545304065.875 * [misc]backup-simplify:  Simplify b into b
1545304065.875 * [misc]backup-simplify:  Simplify (* b b) into (pow b 2)
1545304065.875 * [misc]backup-simplify:  Simplify (- (pow b 2)) into (- (pow b 2))
1545304065.875 * [misc]backup-simplify:  Simplify (+ 0 (- (pow b 2))) into (- (pow b 2))
1545304065.875 * [misc]taylor:  Taking taylor expansion of (- (pow b 2)) in b
1545304065.875 * [misc]taylor:  Taking taylor expansion of (pow b 2) in b
1545304065.875 * [misc]taylor:  Taking taylor expansion of b in b
1545304065.876 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.876 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.876 * [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 b)) into 0
1545304065.876 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.876 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.876 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.876 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.876 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.876 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.877 * [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0
1545304065.877 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.877 * [misc]backup-simplify:  Simplify (+ 1 0) into 1
1545304065.877 * [misc]taylor:  Taking taylor expansion of 1 in b
1545304065.877 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.877 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.877 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.877 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.878 * [misc]backup-simplify:  Simplify (- 1) into -1
1545304065.878 * [misc]backup-simplify:  Simplify -1 into -1
1545304065.878 * [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
1545304065.878 * [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (* 0 b)))) into 0
1545304065.878 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.879 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.879 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.879 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.879 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.879 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.879 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.879 * [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
1545304065.879 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.879 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.880 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1545304065.880 * [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 b))))) into 0
1545304065.881 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.881 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.881 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.881 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.881 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.881 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.881 * [misc]backup-simplify:  Simplify (+ (* -1 (pow (* b 1) 2)) (* 1 (pow (* 1 a) 2))) into (- (pow a 2) (pow b 2))
1545304065.881 * [misc]backup-simplify:  Simplify (- (* (/ 1 a) (/ 1 a)) (* (/ 1 b) (/ 1 b))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2)))
1545304065.882 * [misc]approximate:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0
1545304065.882 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b
1545304065.882 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow a 2)) in b
1545304065.882 * [misc]taylor:  Taking taylor expansion of (pow a 2) in b
1545304065.882 * [misc]taylor:  Taking taylor expansion of a in b
1545304065.882 * [misc]backup-simplify:  Simplify a into a
1545304065.882 * [misc]backup-simplify:  Simplify (* a a) into (pow a 2)
1545304065.882 * [misc]backup-simplify:  Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2))
1545304065.882 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in b
1545304065.882 * [misc]taylor:  Taking taylor expansion of (pow b 2) in b
1545304065.882 * [misc]taylor:  Taking taylor expansion of b in b
1545304065.882 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.882 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.882 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.882 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.882 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow a 2)) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of (pow a 2) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of a in a
1545304065.883 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.883 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.883 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.883 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.883 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of (pow b 2) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of b in a
1545304065.883 * [misc]backup-simplify:  Simplify b into b
1545304065.883 * [misc]backup-simplify:  Simplify (* b b) into (pow b 2)
1545304065.883 * [misc]backup-simplify:  Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
1545304065.883 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow a 2)) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of (pow a 2) in a
1545304065.883 * [misc]taylor:  Taking taylor expansion of a in a
1545304065.883 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.883 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.884 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.884 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.884 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in a
1545304065.884 * [misc]taylor:  Taking taylor expansion of (pow b 2) in a
1545304065.884 * [misc]taylor:  Taking taylor expansion of b in a
1545304065.884 * [misc]backup-simplify:  Simplify b into b
1545304065.884 * [misc]backup-simplify:  Simplify (* b b) into (pow b 2)
1545304065.884 * [misc]backup-simplify:  Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
1545304065.884 * [misc]backup-simplify:  Simplify (+ 1 0) into 1
1545304065.884 * [misc]taylor:  Taking taylor expansion of 1 in b
1545304065.884 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.885 * [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
1545304065.885 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
1545304065.885 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.885 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.885 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.907 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1545304065.908 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.908 * [misc]backup-simplify:  Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2)))
1545304065.908 * [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2)))
1545304065.908 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow b 2))) in b
1545304065.908 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in b
1545304065.908 * [misc]taylor:  Taking taylor expansion of (pow b 2) in b
1545304065.908 * [misc]taylor:  Taking taylor expansion of b in b
1545304065.908 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.908 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.908 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.909 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.909 * [misc]backup-simplify:  Simplify (- 1) into -1
1545304065.909 * [misc]backup-simplify:  Simplify -1 into -1
1545304065.909 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.909 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1545304065.910 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.910 * [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 b)) into 0
1545304065.910 * [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0
1545304065.910 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.910 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.910 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.910 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.911 * [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
1545304065.911 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
1545304065.911 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.911 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.911 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.911 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.912 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1545304065.912 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.912 * [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0
1545304065.912 * [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0
1545304065.913 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.913 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.913 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.913 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.913 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1545304065.913 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.914 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.914 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.914 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.914 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.914 * [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))
1545304065.914 * [misc]backup-simplify:  Simplify (- (* (/ 1 (- a)) (/ 1 (- a))) (* (/ 1 (- b)) (/ 1 (- b)))) into (- (/ 1 (pow a 2)) (/ 1 (pow b 2)))
1545304065.914 * [misc]approximate:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in (a b) around 0
1545304065.914 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in b
1545304065.914 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow a 2)) in b
1545304065.914 * [misc]taylor:  Taking taylor expansion of (pow a 2) in b
1545304065.914 * [misc]taylor:  Taking taylor expansion of a in b
1545304065.915 * [misc]backup-simplify:  Simplify a into a
1545304065.915 * [misc]backup-simplify:  Simplify (* a a) into (pow a 2)
1545304065.915 * [misc]backup-simplify:  Simplify (/ 1 (pow a 2)) into (/ 1 (pow a 2))
1545304065.915 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in b
1545304065.915 * [misc]taylor:  Taking taylor expansion of (pow b 2) in b
1545304065.915 * [misc]taylor:  Taking taylor expansion of b in b
1545304065.915 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.915 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.915 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.915 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.915 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
1545304065.915 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow a 2)) in a
1545304065.915 * [misc]taylor:  Taking taylor expansion of (pow a 2) in a
1545304065.915 * [misc]taylor:  Taking taylor expansion of a in a
1545304065.915 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.915 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.915 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.916 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.916 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of (pow b 2) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of b in a
1545304065.916 * [misc]backup-simplify:  Simplify b into b
1545304065.916 * [misc]backup-simplify:  Simplify (* b b) into (pow b 2)
1545304065.916 * [misc]backup-simplify:  Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
1545304065.916 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow a 2)) (/ 1 (pow b 2))) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow a 2)) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of (pow a 2) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of a in a
1545304065.916 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.916 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.916 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.916 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.916 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of (pow b 2) in a
1545304065.916 * [misc]taylor:  Taking taylor expansion of b in a
1545304065.916 * [misc]backup-simplify:  Simplify b into b
1545304065.916 * [misc]backup-simplify:  Simplify (* b b) into (pow b 2)
1545304065.917 * [misc]backup-simplify:  Simplify (/ 1 (pow b 2)) into (/ 1 (pow b 2))
1545304065.917 * [misc]backup-simplify:  Simplify (+ 1 0) into 1
1545304065.917 * [misc]taylor:  Taking taylor expansion of 1 in b
1545304065.917 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.917 * [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
1545304065.917 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
1545304065.917 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.918 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.918 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.918 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1545304065.920 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.920 * [misc]backup-simplify:  Simplify (- (/ 1 (pow b 2))) into (- (/ 1 (pow b 2)))
1545304065.920 * [misc]backup-simplify:  Simplify (+ 0 (- (/ 1 (pow b 2)))) into (- (/ 1 (pow b 2)))
1545304065.920 * [misc]taylor:  Taking taylor expansion of (- (/ 1 (pow b 2))) in b
1545304065.920 * [misc]taylor:  Taking taylor expansion of (/ 1 (pow b 2)) in b
1545304065.921 * [misc]taylor:  Taking taylor expansion of (pow b 2) in b
1545304065.921 * [misc]taylor:  Taking taylor expansion of b in b
1545304065.921 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.921 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.921 * [misc]backup-simplify:  Simplify (* 1 1) into 1
1545304065.921 * [misc]backup-simplify:  Simplify (/ 1 1) into 1
1545304065.921 * [misc]backup-simplify:  Simplify (- 1) into -1
1545304065.921 * [misc]backup-simplify:  Simplify -1 into -1
1545304065.921 * [misc]backup-simplify:  Simplify 1 into 1
1545304065.922 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1545304065.922 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.922 * [misc]backup-simplify:  Simplify (+ (* b 0) (* 0 b)) into 0
1545304065.922 * [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))))) into 0
1545304065.922 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.923 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.923 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.923 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.923 * [misc]backup-simplify:  Simplify (+ (* 1 0) (* 0 1)) into 0
1545304065.923 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)))) into 0
1545304065.923 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.923 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.923 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.923 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.924 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1545304065.924 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.925 * [misc]backup-simplify:  Simplify (+ (* b 0) (+ (* 0 0) (* 0 b))) into 0
1545304065.925 * [misc]backup-simplify:  Simplify (- (+ (* (/ 1 (pow b 2)) (/ 0 (pow b 2))) (* 0 (/ 0 (pow b 2))))) into 0
1545304065.925 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.925 * [misc]backup-simplify:  Simplify (+ 0 0) into 0
1545304065.925 * [misc]taylor:  Taking taylor expansion of 0 in b
1545304065.925 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.925 * [misc]backup-simplify:  Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1545304065.926 * [misc]backup-simplify:  Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1545304065.926 * [misc]backup-simplify:  Simplify (- 0) into 0
1545304065.926 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.926 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.926 * [misc]backup-simplify:  Simplify 0 into 0
1545304065.926 * [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))
1545304065.927 * * * [misc]progress:  simplifying candidates
1545304065.927 * * * * [misc]progress:  [ 1 / 20 ] simplifiying candidate #<alt (λ (a b) (+ (fma a a (- (* b b))) (fma (- b) b (* b b))))>
1545304065.927 * [enter]simplify:  Simplifying (fma a a (- (* b b)))
1545304065.927 * * [misc]simplify:  iters left: 5 (5 enodes)
1545304065.928 * * [misc]simplify:  iters left: 4 (10 enodes)
1545304065.932 * * [misc]simplify:  iters left: 3 (12 enodes)
1545304065.935 * * [misc]simplify:  iters left: 2 (17 enodes)
1545304065.940 * * [misc]simplify:  iters left: 1 (20 enodes)
1545304065.946 * [exit]simplify:  Simplified to (* (- a b) (+ b a))
1545304065.946 * [misc]simplify:  Simplified (2 1) to (λ (a b) (+ (* (- a b) (+ b a)) (fma (- b) b (* b b))))
1545304065.946 * [enter]simplify:  Simplifying (fma (- b) b (* b b))
1545304065.947 * * [misc]simplify:  iters left: 3 (4 enodes)
1545304065.948 * * [misc]simplify:  iters left: 2 (6 enodes)
1545304065.950 * * [misc]simplify:  iters left: 1 (11 enodes)
1545304065.954 * [exit]simplify:  Simplified to (- (* b b) (* b b))
1545304065.954 * [misc]simplify:  Simplified (2 2) to (λ (a b) (+ (fma a a (- (* b b))) (- (* b b) (* b b))))
1545304065.954 * * * * [misc]progress:  [ 2 / 20 ] simplifiying candidate #<alt (λ (a b) (log1p (expm1 (- (* a a) (* b b)))))>
1545304065.954 * * * * [misc]progress:  [ 3 / 20 ] simplifiying candidate #<alt (λ (a b) (expm1 (log1p (- (* a a) (* b b)))))>
1545304065.954 * * * * [misc]progress:  [ 4 / 20 ] simplifiying candidate #<alt (λ (a b) (fma a a (- (* b b))))>
1545304065.954 * * * * [misc]progress:  [ 5 / 20 ] simplifiying candidate #<alt (λ (a b) (log (/ (exp (* a a)) (exp (* b b)))))>
1545304065.954 * [enter]simplify:  Simplifying (/ (exp (* a a)) (exp (* b b)))
1545304065.954 * * [misc]simplify:  iters left: 5 (7 enodes)
1545304065.957 * * [misc]simplify:  iters left: 4 (13 enodes)
1545304065.960 * * [misc]simplify:  iters left: 3 (19 enodes)
1545304065.966 * * [misc]simplify:  iters left: 2 (30 enodes)
1545304065.975 * * [misc]simplify:  iters left: 1 (57 enodes)
1545304065.996 * [exit]simplify:  Simplified to (exp (- (* a a) (* b b)))
1545304065.996 * [misc]simplify:  Simplified (2 1) to (λ (a b) (log (exp (- (* a a) (* b b)))))
1545304065.996 * * * * [misc]progress:  [ 6 / 20 ] simplifiying candidate #<alt (λ (a b) (pow (- (* a a) (* b b)) 1))>
1545304065.996 * * * * [misc]progress:  [ 7 / 20 ] simplifiying candidate #<alt (λ (a b) (exp (log (- (* a a) (* b b)))))>
1545304065.996 * * * * [misc]progress:  [ 8 / 20 ] simplifiying candidate #<alt (λ (a b) (log (exp (- (* a a) (* b b)))))>
1545304065.997 * * * * [misc]progress:  [ 9 / 20 ] simplifiying candidate #<alt (λ (a b) (* (* (cbrt (- (* a a) (* b b))) (cbrt (- (* a a) (* b b)))) (cbrt (- (* a a) (* b b)))))>
1545304065.997 * * * * [misc]progress:  [ 10 / 20 ] simplifiying candidate #<alt (λ (a b) (cbrt (* (* (- (* a a) (* b b)) (- (* a a) (* b b))) (- (* a a) (* b b)))))>
1545304065.997 * * * * [misc]progress:  [ 11 / 20 ] simplifiying candidate #<alt (λ (a b) (* (sqrt (- (* a a) (* b b))) (sqrt (- (* a a) (* b b)))))>
1545304065.997 * * * * [misc]progress:  [ 12 / 20 ] simplifiying candidate #<alt (λ (a b) (/ (- (pow (* a a) 3) (pow (* b b) 3)) (+ (* (* a a) (* a a)) (+ (* (* b b) (* b b)) (* (* a a) (* b b))))))>
1545304065.997 * * * * [misc]progress:  [ 13 / 20 ] simplifiying candidate #<alt (λ (a b) (+ (* a a) (- (* b b))))>
1545304065.997 * * * * [misc]progress:  [ 14 / 20 ] simplifiying candidate #<alt (λ (a b) (* 1 (- (* a a) (* b b))))>
1545304065.997 * * * * [misc]progress:  [ 15 / 20 ] simplifiying candidate #<alt (λ (a b) (/ (- (* (* a a) (* a a)) (* (* b b) (* b b))) (+ (* a a) (* b b))))>
1545304065.997 * * * * [misc]progress:  [ 16 / 20 ] simplifiying candidate #<alt (λ (a b) (* (+ a b) (- a b)))>
1545304065.997 * [enter]simplify:  Simplifying (+ a b)
1545304065.997 * * [misc]simplify:  iters left: 2 (3 enodes)
1545304065.998 * * [misc]simplify:  iters left: 1 (4 enodes)
1545304065.999 * [exit]simplify:  Simplified to (+ b a)
1545304065.999 * [misc]simplify:  Simplified (2 1) to (λ (a b) (* (+ b a) (- a b)))
1545304066.000 * [enter]simplify:  Simplifying (- a b)
1545304066.000 * * [misc]simplify:  iters left: 2 (3 enodes)
1545304066.001 * * [misc]simplify:  iters left: 1 (5 enodes)
1545304066.002 * [exit]simplify:  Simplified to (- a b)
1545304066.002 * [misc]simplify:  Simplified (2 2) to (λ (a b) (* (+ a b) (- a b)))
1545304066.002 * * * * [misc]progress:  [ 17 / 20 ] simplifiying candidate #<alt (λ (a b) (+ (* a a) (- (* b b))))>
1545304066.002 * * * * [misc]progress:  [ 18 / 20 ] simplifiying candidate #<alt (λ (a b) (- (pow a 2) (pow b 2)))>
1545304066.002 * [enter]simplify:  Simplifying (- (pow a 2) (pow b 2))
1545304066.003 * * [misc]simplify:  iters left: 3 (6 enodes)
1545304066.004 * * [misc]simplify:  iters left: 2 (10 enodes)
1545304066.008 * * [misc]simplify:  iters left: 1 (18 enodes)
1545304066.013 * [exit]simplify:  Simplified to (- (* a a) (* b b))
1545304066.013 * [misc]simplify:  Simplified (2) to (λ (a b) (- (* a a) (* b b)))
1545304066.013 * * * * [misc]progress:  [ 19 / 20 ] simplifiying candidate #<alt (λ (a b) (- (pow a 2) (pow b 2)))>
1545304066.013 * [enter]simplify:  Simplifying (- (pow a 2) (pow b 2))
1545304066.013 * * [misc]simplify:  iters left: 3 (6 enodes)
1545304066.015 * * [misc]simplify:  iters left: 2 (10 enodes)
1545304066.019 * * [misc]simplify:  iters left: 1 (18 enodes)
1545304066.025 * [exit]simplify:  Simplified to (- (* a a) (* b b))
1545304066.025 * [misc]simplify:  Simplified (2) to (λ (a b) (- (* a a) (* b b)))
1545304066.025 * * * * [misc]progress:  [ 20 / 20 ] simplifiying candidate #<alt (λ (a b) (- (pow a 2) (pow b 2)))>
1545304066.025 * [enter]simplify:  Simplifying (- (pow a 2) (pow b 2))
1545304066.025 * * [misc]simplify:  iters left: 3 (6 enodes)
1545304066.027 * * [misc]simplify:  iters left: 2 (10 enodes)
1545304066.030 * * [misc]simplify:  iters left: 1 (18 enodes)
1545304066.036 * [exit]simplify:  Simplified to (- (* a a) (* b b))
1545304066.036 * [misc]simplify:  Simplified (2) to (λ (a b) (- (* a a) (* b b)))
1545304066.036 * * * [misc]progress:  adding candidates to table
1545304066.198 * * [misc]progress:  iteration 2 / 4
1545304066.198 * * * [misc]progress:  picking best candidate
1545304066.201 * * * * [misc]pick:  Picked  #<alt (λ (a b) (* (+ a b) (- a b)))>
1545304066.201 * * * [misc]progress:  localizing error
1545304066.216 * * * [misc]progress:  generating rewritten candidates
1545304066.216 * * * [misc]progress:  generating series expansions
1545304066.216 * * * [misc]progress:  simplifying candidates
1545304066.216 * * * [misc]progress:  adding candidates to table
1545304066.216 * [misc]progress:  [Phase 3 of 3] Extracting.
1545304066.219 * [enter]simplify:  Simplifying (* (+ a b) (- a b))
1545304066.219 * * [misc]simplify:  iters left: 4 (5 enodes)
1545304066.220 * * [misc]simplify:  iters left: 3 (7 enodes)
1545304066.220 * [exit]simplify:  Simplified to (* (+ b a) (- a b))
1545304066.221 * * * * [misc]points:  Sampling 8000 additional inputs, on iter 0 have 0 / 8000
1545304067.956 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304067.958 * * * * [misc]points:  Sampling 3585 additional inputs, on iter 1 have 4415 / 8000
1545304068.614 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304068.615 * * * * [misc]points:  Sampling 1578 additional inputs, on iter 2 have 6422 / 8000
1545304068.885 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304068.886 * * * * [misc]points:  Sampling 691 additional inputs, on iter 3 have 7309 / 8000
1545304069.016 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.017 * * * * [misc]points:  Sampling 318 additional inputs, on iter 4 have 7682 / 8000
1545304069.053 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.053 * * * * [misc]points:  Sampling 153 additional inputs, on iter 5 have 7847 / 8000
1545304069.069 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.069 * * * * [misc]points:  Sampling 61 additional inputs, on iter 6 have 7939 / 8000
1545304069.129 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.129 * * * * [misc]points:  Sampling 28 additional inputs, on iter 7 have 7972 / 8000
1545304069.140 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.140 * * * * [misc]points:  Sampling 17 additional inputs, on iter 8 have 7983 / 8000
1545304069.144 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.144 * * * * [misc]points:  Sampling 9 additional inputs, on iter 9 have 7991 / 8000
1545304069.146 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.146 * * * * [misc]points:  Sampling 4 additional inputs, on iter 10 have 7996 / 8000
1545304069.148 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.148 * * * * [misc]points:  Sampling 4 additional inputs, on iter 11 have 7997 / 8000
1545304069.150 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.150 * * * * [misc]points:  Sampling 4 additional inputs, on iter 12 have 7999 / 8000
1545304069.152 * * * * [misc]points:  Filtering points with unrepresentable outputs
1545304069.152 * * * * [exit]points:  Sampled 8002 points with exact outputs
1545304069.695 * [misc]regime-testing:  Baseline error score: 0.0005
1545304069.695 * [misc]regime-testing:  End program error score: 0.0005
1545304069.697 * [misc]regime-testing:  Oracle error score: 0.0005
1545304069.764 * [misc]regime-testing:  Target error score: 0.0005