20.345 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.036 * * * [progress]: [2/2] Setting up program.
0.039 * [progress]: [Phase 2 of 3] Improving.
0.040 * [simplify]: Simplifying:
  (/ (* 4.0 (- (- x y) (* z 0.5))) z)
0.040 * * [simplify]: Extracting # 0 : cost  0
0.040 * * [simplify]: Extracting # 1 : cost  0
0.040 * * [simplify]: Extracting # 2 : cost  0
0.040 * * [simplify]: Extracting # 3 : cost  0
0.040 * * [simplify]: Extracting # 4 : cost  0
0.040 * * [simplify]: Extracting # 5 : cost  0
0.040 * * [simplify]: Extracting # 6 : cost  0
0.040 * * [simplify]: iteration  0 :  10  enodes  (cost  11 )
0.043 * * [simplify]: Extracting # 0 : cost  0
0.043 * * [simplify]: Extracting # 1 : cost  0
0.043 * * [simplify]: Extracting # 2 : cost  0
0.043 * * [simplify]: iteration  1 :  20  enodes  (cost  11 )
0.050 * * [simplify]: Extracting # 0 : cost  0
0.051 * * [simplify]: Extracting # 1 : cost  0
0.051 * * [simplify]: Extracting # 2 : cost  0
0.051 * * [simplify]: iteration  2 :  47  enodes  (cost  11 )
0.073 * * [simplify]: Extracting # 0 : cost  0
0.074 * * [simplify]: Extracting # 1 : cost  0
0.074 * * [simplify]: Extracting # 2 : cost  0
0.074 * * [simplify]: iteration  3 :  128  enodes  (cost  11 )
0.123 * * [simplify]: Extracting # 0 : cost  0
0.124 * * [simplify]: Extracting # 1 : cost  0
0.124 * * [simplify]: Extracting # 2 : cost  0
0.124 * * [simplify]: iteration  4 :  290  enodes  (cost  11 )
0.246 * * [simplify]: Extracting # 0 : cost  0
0.247 * * [simplify]: Extracting # 1 : cost  0
0.247 * * [simplify]: Extracting # 2 : cost  0
0.247 * * [simplify]: iteration  5 :  475  enodes  (cost  11 )
0.506 * * [simplify]: Extracting # 0 : cost  0
0.506 * * [simplify]: Extracting # 1 : cost  0
0.507 * * [simplify]: Extracting # 2 : cost  0
0.508 * * [simplify]: iteration  6 :  718  enodes  (cost  11 )
1.013 * * [simplify]: Extracting # 0 : cost  0
1.015 * * [simplify]: Extracting # 1 : cost  0
1.016 * * [simplify]: Extracting # 2 : cost  0
1.017 * * [simplify]: iteration  7 :  890  enodes  (cost  9 )
1.936 * * [simplify]: Extracting # 0 : cost  0
1.938 * * [simplify]: Extracting # 1 : cost  0
1.940 * * [simplify]: Extracting # 2 : cost  0
1.942 * * [simplify]: iteration  8 :  2292  enodes  (cost  9 )
6.832 * * [simplify]: Extracting # 0 : cost  0
6.839 * * [simplify]: Extracting # 1 : cost  0
6.845 * * [simplify]: Extracting # 2 : cost  0
6.849 * * [simplify]: Extracting # 3 : cost  0
6.853 * * [simplify]: iteration done:  5001  enodes  (cost  9 )
6.853 * [simplify]: Simplified to:
  (* 4.0 (- (/ (- x y) z) 0.5))
6.856 * * [progress]: iteration 1 / 4
6.856 * * * [progress]: picking best candidate
6.857 * * * * [pick]: Picked  #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>
6.857 * * * [progress]: localizing error
6.869 * * * [progress]: generating rewritten candidates
6.869 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 1)
6.893 * * * [progress]: generating series expansions
6.893 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 1)
6.893 * [backup-simplify]: Simplify (/ (- x y) z) into (/ (- x y) z)
6.893 * [approximate]: Taking taylor expansion of (/ (- x y) z) in (x y z) around 0
6.893 * [taylor]: Taking taylor expansion of (/ (- x y) z) in z
6.893 * [taylor]: Taking taylor expansion of (- x y) in z
6.893 * [taylor]: Taking taylor expansion of x in z
6.893 * [backup-simplify]: Simplify x into x
6.893 * [taylor]: Taking taylor expansion of y in z
6.893 * [backup-simplify]: Simplify y into y
6.893 * [taylor]: Taking taylor expansion of z in z
6.893 * [backup-simplify]: Simplify 0 into 0
6.893 * [backup-simplify]: Simplify 1 into 1
6.893 * [backup-simplify]: Simplify (- y) into (- y)
6.894 * [backup-simplify]: Simplify (+ x (- y)) into (- x y)
6.894 * [backup-simplify]: Simplify (/ (- x y) 1) into (- x y)
6.894 * [taylor]: Taking taylor expansion of (/ (- x y) z) in y
6.894 * [taylor]: Taking taylor expansion of (- x y) in y
6.894 * [taylor]: Taking taylor expansion of x in y
6.894 * [backup-simplify]: Simplify x into x
6.894 * [taylor]: Taking taylor expansion of y in y
6.894 * [backup-simplify]: Simplify 0 into 0
6.894 * [backup-simplify]: Simplify 1 into 1
6.894 * [taylor]: Taking taylor expansion of z in y
6.894 * [backup-simplify]: Simplify z into z
6.894 * [backup-simplify]: Simplify (- 0) into 0
6.894 * [backup-simplify]: Simplify (+ x 0) into x
6.894 * [backup-simplify]: Simplify (/ x z) into (/ x z)
6.894 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
6.894 * [taylor]: Taking taylor expansion of (- x y) in x
6.894 * [taylor]: Taking taylor expansion of x in x
6.894 * [backup-simplify]: Simplify 0 into 0
6.894 * [backup-simplify]: Simplify 1 into 1
6.894 * [taylor]: Taking taylor expansion of y in x
6.894 * [backup-simplify]: Simplify y into y
6.894 * [taylor]: Taking taylor expansion of z in x
6.894 * [backup-simplify]: Simplify z into z
6.894 * [backup-simplify]: Simplify (- y) into (- y)
6.894 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
6.895 * [backup-simplify]: Simplify (/ (- y) z) into (* -1 (/ y z))
6.895 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
6.895 * [taylor]: Taking taylor expansion of (- x y) in x
6.895 * [taylor]: Taking taylor expansion of x in x
6.895 * [backup-simplify]: Simplify 0 into 0
6.895 * [backup-simplify]: Simplify 1 into 1
6.895 * [taylor]: Taking taylor expansion of y in x
6.895 * [backup-simplify]: Simplify y into y
6.895 * [taylor]: Taking taylor expansion of z in x
6.895 * [backup-simplify]: Simplify z into z
6.895 * [backup-simplify]: Simplify (- y) into (- y)
6.895 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
6.895 * [backup-simplify]: Simplify (/ (- y) z) into (* -1 (/ y z))
6.895 * [taylor]: Taking taylor expansion of (* -1 (/ y z)) in y
6.895 * [taylor]: Taking taylor expansion of -1 in y
6.895 * [backup-simplify]: Simplify -1 into -1
6.895 * [taylor]: Taking taylor expansion of (/ y z) in y
6.895 * [taylor]: Taking taylor expansion of y in y
6.895 * [backup-simplify]: Simplify 0 into 0
6.895 * [backup-simplify]: Simplify 1 into 1
6.895 * [taylor]: Taking taylor expansion of z in y
6.895 * [backup-simplify]: Simplify z into z
6.895 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
6.895 * [backup-simplify]: Simplify (- 0) into 0
6.896 * [backup-simplify]: Simplify (+ 1 0) into 1
6.896 * [backup-simplify]: Simplify (- (/ 1 z) (+ (* (* -1 (/ y z)) (/ 0 z)))) into (/ 1 z)
6.896 * [taylor]: Taking taylor expansion of (/ 1 z) in y
6.896 * [taylor]: Taking taylor expansion of z in y
6.896 * [backup-simplify]: Simplify z into z
6.896 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
6.896 * [taylor]: Taking taylor expansion of (/ 1 z) in z
6.896 * [taylor]: Taking taylor expansion of z in z
6.896 * [backup-simplify]: Simplify 0 into 0
6.896 * [backup-simplify]: Simplify 1 into 1
6.897 * [backup-simplify]: Simplify (/ 1 1) into 1
6.897 * [backup-simplify]: Simplify 1 into 1
6.897 * [backup-simplify]: Simplify (* -1 (/ 1 z)) into (/ -1 z)
6.897 * [taylor]: Taking taylor expansion of (/ -1 z) in z
6.897 * [taylor]: Taking taylor expansion of -1 in z
6.897 * [backup-simplify]: Simplify -1 into -1
6.897 * [taylor]: Taking taylor expansion of z in z
6.897 * [backup-simplify]: Simplify 0 into 0
6.897 * [backup-simplify]: Simplify 1 into 1
6.897 * [backup-simplify]: Simplify (/ -1 1) into -1
6.897 * [backup-simplify]: Simplify -1 into -1
6.898 * [backup-simplify]: Simplify (- 0) into 0
6.898 * [backup-simplify]: Simplify (+ 0 0) into 0
6.898 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (* -1 (/ y z)) (/ 0 z)) (* (/ 1 z) (/ 0 z)))) into 0
6.898 * [taylor]: Taking taylor expansion of 0 in y
6.898 * [backup-simplify]: Simplify 0 into 0
6.898 * [taylor]: Taking taylor expansion of 0 in z
6.898 * [backup-simplify]: Simplify 0 into 0
6.899 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
6.899 * [taylor]: Taking taylor expansion of 0 in z
6.899 * [backup-simplify]: Simplify 0 into 0
6.899 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
6.899 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 z))) into 0
6.899 * [taylor]: Taking taylor expansion of 0 in z
6.899 * [backup-simplify]: Simplify 0 into 0
6.900 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
6.900 * [backup-simplify]: Simplify 0 into 0
6.901 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
6.901 * [backup-simplify]: Simplify 0 into 0
6.901 * [backup-simplify]: Simplify (- 0) into 0
6.902 * [backup-simplify]: Simplify (+ 0 0) into 0
6.902 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (* -1 (/ y z)) (/ 0 z)) (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
6.902 * [taylor]: Taking taylor expansion of 0 in y
6.902 * [backup-simplify]: Simplify 0 into 0
6.902 * [taylor]: Taking taylor expansion of 0 in z
6.902 * [backup-simplify]: Simplify 0 into 0
6.902 * [taylor]: Taking taylor expansion of 0 in z
6.902 * [backup-simplify]: Simplify 0 into 0
6.902 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
6.902 * [taylor]: Taking taylor expansion of 0 in z
6.903 * [backup-simplify]: Simplify 0 into 0
6.903 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
6.904 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
6.904 * [taylor]: Taking taylor expansion of 0 in z
6.904 * [backup-simplify]: Simplify 0 into 0
6.904 * [backup-simplify]: Simplify 0 into 0
6.904 * [backup-simplify]: Simplify 0 into 0
6.904 * [backup-simplify]: Simplify 0 into 0
6.905 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.905 * [backup-simplify]: Simplify 0 into 0
6.905 * [backup-simplify]: Simplify (+ (* -1 (* (/ 1 z) (* y 1))) (* 1 (* (/ 1 z) (* 1 x)))) into (- (/ x z) (/ y z))
6.905 * [backup-simplify]: Simplify (/ (- (/ 1 x) (/ 1 y)) (/ 1 z)) into (* (- (/ 1 x) (/ 1 y)) z)
6.905 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in (x y z) around 0
6.905 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in z
6.905 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
6.905 * [taylor]: Taking taylor expansion of (/ 1 x) in z
6.905 * [taylor]: Taking taylor expansion of x in z
6.905 * [backup-simplify]: Simplify x into x
6.905 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
6.905 * [taylor]: Taking taylor expansion of (/ 1 y) in z
6.906 * [taylor]: Taking taylor expansion of y in z
6.906 * [backup-simplify]: Simplify y into y
6.906 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
6.906 * [taylor]: Taking taylor expansion of z in z
6.906 * [backup-simplify]: Simplify 0 into 0
6.906 * [backup-simplify]: Simplify 1 into 1
6.906 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in y
6.906 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
6.906 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.906 * [taylor]: Taking taylor expansion of x in y
6.906 * [backup-simplify]: Simplify x into x
6.906 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
6.906 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.906 * [taylor]: Taking taylor expansion of y in y
6.906 * [backup-simplify]: Simplify 0 into 0
6.906 * [backup-simplify]: Simplify 1 into 1
6.907 * [backup-simplify]: Simplify (/ 1 1) into 1
6.907 * [taylor]: Taking taylor expansion of z in y
6.907 * [backup-simplify]: Simplify z into z
6.907 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
6.907 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
6.907 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.907 * [taylor]: Taking taylor expansion of x in x
6.907 * [backup-simplify]: Simplify 0 into 0
6.907 * [backup-simplify]: Simplify 1 into 1
6.907 * [backup-simplify]: Simplify (/ 1 1) into 1
6.907 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.907 * [taylor]: Taking taylor expansion of y in x
6.907 * [backup-simplify]: Simplify y into y
6.908 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
6.908 * [taylor]: Taking taylor expansion of z in x
6.908 * [backup-simplify]: Simplify z into z
6.908 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
6.908 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
6.908 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.908 * [taylor]: Taking taylor expansion of x in x
6.908 * [backup-simplify]: Simplify 0 into 0
6.908 * [backup-simplify]: Simplify 1 into 1
6.908 * [backup-simplify]: Simplify (/ 1 1) into 1
6.908 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.908 * [taylor]: Taking taylor expansion of y in x
6.908 * [backup-simplify]: Simplify y into y
6.908 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
6.908 * [taylor]: Taking taylor expansion of z in x
6.908 * [backup-simplify]: Simplify z into z
6.909 * [backup-simplify]: Simplify (+ 1 0) into 1
6.909 * [backup-simplify]: Simplify (* 1 z) into z
6.909 * [taylor]: Taking taylor expansion of z in y
6.909 * [backup-simplify]: Simplify z into z
6.910 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
6.910 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
6.910 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
6.910 * [backup-simplify]: Simplify (+ (* 1 0) (* (- (/ 1 y)) z)) into (- (/ z y))
6.910 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
6.910 * [taylor]: Taking taylor expansion of (/ z y) in y
6.910 * [taylor]: Taking taylor expansion of z in y
6.910 * [backup-simplify]: Simplify z into z
6.910 * [taylor]: Taking taylor expansion of y in y
6.910 * [backup-simplify]: Simplify 0 into 0
6.911 * [backup-simplify]: Simplify 1 into 1
6.911 * [backup-simplify]: Simplify (/ z 1) into z
6.911 * [backup-simplify]: Simplify (- z) into (- z)
6.911 * [taylor]: Taking taylor expansion of (- z) in z
6.911 * [taylor]: Taking taylor expansion of z in z
6.911 * [backup-simplify]: Simplify 0 into 0
6.911 * [backup-simplify]: Simplify 1 into 1
6.911 * [backup-simplify]: Simplify (- 0) into 0
6.911 * [backup-simplify]: Simplify 0 into 0
6.911 * [taylor]: Taking taylor expansion of z in z
6.911 * [backup-simplify]: Simplify 0 into 0
6.911 * [backup-simplify]: Simplify 1 into 1
6.911 * [backup-simplify]: Simplify 0 into 0
6.912 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.912 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
6.913 * [backup-simplify]: Simplify (- 0) into 0
6.913 * [backup-simplify]: Simplify (+ 0 0) into 0
6.914 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (* 0 z))) into 0
6.914 * [taylor]: Taking taylor expansion of 0 in y
6.914 * [backup-simplify]: Simplify 0 into 0
6.914 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
6.915 * [backup-simplify]: Simplify (- 0) into 0
6.915 * [taylor]: Taking taylor expansion of 0 in z
6.915 * [backup-simplify]: Simplify 0 into 0
6.915 * [backup-simplify]: Simplify 0 into 0
6.915 * [taylor]: Taking taylor expansion of 0 in z
6.915 * [backup-simplify]: Simplify 0 into 0
6.915 * [backup-simplify]: Simplify 0 into 0
6.915 * [backup-simplify]: Simplify (- 1) into -1
6.915 * [backup-simplify]: Simplify -1 into -1
6.915 * [backup-simplify]: Simplify 1 into 1
6.916 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.916 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
6.917 * [backup-simplify]: Simplify (- 0) into 0
6.917 * [backup-simplify]: Simplify (+ 0 0) into 0
6.918 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 0) (* 0 z)))) into 0
6.918 * [taylor]: Taking taylor expansion of 0 in y
6.918 * [backup-simplify]: Simplify 0 into 0
6.918 * [taylor]: Taking taylor expansion of 0 in z
6.918 * [backup-simplify]: Simplify 0 into 0
6.918 * [backup-simplify]: Simplify 0 into 0
6.920 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.920 * [backup-simplify]: Simplify (- 0) into 0
6.920 * [taylor]: Taking taylor expansion of 0 in z
6.920 * [backup-simplify]: Simplify 0 into 0
6.920 * [backup-simplify]: Simplify 0 into 0
6.920 * [taylor]: Taking taylor expansion of 0 in z
6.921 * [backup-simplify]: Simplify 0 into 0
6.921 * [backup-simplify]: Simplify 0 into 0
6.921 * [backup-simplify]: Simplify 0 into 0
6.921 * [backup-simplify]: Simplify 0 into 0
6.921 * [backup-simplify]: Simplify (- 0) into 0
6.921 * [backup-simplify]: Simplify 0 into 0
6.921 * [backup-simplify]: Simplify (+ (* 1 (* (/ 1 z) (* 1 (/ 1 (/ 1 x))))) (* -1 (* (/ 1 z) (* (/ 1 (/ 1 y)) 1)))) into (- (/ x z) (/ y z))
6.922 * [backup-simplify]: Simplify (/ (- (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) into (* -1 (* z (- (/ 1 y) (/ 1 x))))
6.922 * [approximate]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in (x y z) around 0
6.922 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in z
6.922 * [taylor]: Taking taylor expansion of -1 in z
6.922 * [backup-simplify]: Simplify -1 into -1
6.922 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in z
6.922 * [taylor]: Taking taylor expansion of z in z
6.922 * [backup-simplify]: Simplify 0 into 0
6.922 * [backup-simplify]: Simplify 1 into 1
6.922 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
6.922 * [taylor]: Taking taylor expansion of (/ 1 y) in z
6.922 * [taylor]: Taking taylor expansion of y in z
6.922 * [backup-simplify]: Simplify y into y
6.922 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
6.922 * [taylor]: Taking taylor expansion of (/ 1 x) in z
6.922 * [taylor]: Taking taylor expansion of x in z
6.922 * [backup-simplify]: Simplify x into x
6.922 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
6.922 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in y
6.922 * [taylor]: Taking taylor expansion of -1 in y
6.922 * [backup-simplify]: Simplify -1 into -1
6.922 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in y
6.923 * [taylor]: Taking taylor expansion of z in y
6.923 * [backup-simplify]: Simplify z into z
6.923 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
6.923 * [taylor]: Taking taylor expansion of (/ 1 y) in y
6.923 * [taylor]: Taking taylor expansion of y in y
6.923 * [backup-simplify]: Simplify 0 into 0
6.923 * [backup-simplify]: Simplify 1 into 1
6.923 * [backup-simplify]: Simplify (/ 1 1) into 1
6.923 * [taylor]: Taking taylor expansion of (/ 1 x) in y
6.923 * [taylor]: Taking taylor expansion of x in y
6.923 * [backup-simplify]: Simplify x into x
6.923 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
6.923 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
6.923 * [taylor]: Taking taylor expansion of -1 in x
6.923 * [backup-simplify]: Simplify -1 into -1
6.923 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
6.923 * [taylor]: Taking taylor expansion of z in x
6.923 * [backup-simplify]: Simplify z into z
6.923 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
6.923 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.923 * [taylor]: Taking taylor expansion of y in x
6.924 * [backup-simplify]: Simplify y into y
6.924 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
6.924 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.924 * [taylor]: Taking taylor expansion of x in x
6.924 * [backup-simplify]: Simplify 0 into 0
6.924 * [backup-simplify]: Simplify 1 into 1
6.924 * [backup-simplify]: Simplify (/ 1 1) into 1
6.924 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
6.924 * [taylor]: Taking taylor expansion of -1 in x
6.924 * [backup-simplify]: Simplify -1 into -1
6.924 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
6.924 * [taylor]: Taking taylor expansion of z in x
6.924 * [backup-simplify]: Simplify z into z
6.924 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
6.924 * [taylor]: Taking taylor expansion of (/ 1 y) in x
6.924 * [taylor]: Taking taylor expansion of y in x
6.924 * [backup-simplify]: Simplify y into y
6.924 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
6.924 * [taylor]: Taking taylor expansion of (/ 1 x) in x
6.924 * [taylor]: Taking taylor expansion of x in x
6.924 * [backup-simplify]: Simplify 0 into 0
6.924 * [backup-simplify]: Simplify 1 into 1
6.925 * [backup-simplify]: Simplify (/ 1 1) into 1
6.925 * [backup-simplify]: Simplify (- 1) into -1
6.926 * [backup-simplify]: Simplify (+ 0 -1) into -1
6.926 * [backup-simplify]: Simplify (* z -1) into (* -1 z)
6.926 * [backup-simplify]: Simplify (* -1 (* -1 z)) into z
6.926 * [taylor]: Taking taylor expansion of z in y
6.926 * [backup-simplify]: Simplify z into z
6.927 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
6.927 * [backup-simplify]: Simplify (- 0) into 0
6.927 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
6.927 * [backup-simplify]: Simplify (+ (* z (/ 1 y)) (* 0 -1)) into (/ z y)
6.928 * [backup-simplify]: Simplify (+ (* -1 (/ z y)) (* 0 (* -1 z))) into (- (/ z y))
6.928 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
6.928 * [taylor]: Taking taylor expansion of (/ z y) in y
6.928 * [taylor]: Taking taylor expansion of z in y
6.928 * [backup-simplify]: Simplify z into z
6.928 * [taylor]: Taking taylor expansion of y in y
6.928 * [backup-simplify]: Simplify 0 into 0
6.928 * [backup-simplify]: Simplify 1 into 1
6.928 * [backup-simplify]: Simplify (/ z 1) into z
6.928 * [backup-simplify]: Simplify (- z) into (- z)
6.928 * [taylor]: Taking taylor expansion of (- z) in z
6.928 * [taylor]: Taking taylor expansion of z in z
6.928 * [backup-simplify]: Simplify 0 into 0
6.928 * [backup-simplify]: Simplify 1 into 1
6.928 * [backup-simplify]: Simplify (- 0) into 0
6.928 * [backup-simplify]: Simplify 0 into 0
6.929 * [taylor]: Taking taylor expansion of z in z
6.929 * [backup-simplify]: Simplify 0 into 0
6.929 * [backup-simplify]: Simplify 1 into 1
6.929 * [backup-simplify]: Simplify 0 into 0
6.929 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
6.930 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.930 * [backup-simplify]: Simplify (- 0) into 0
6.930 * [backup-simplify]: Simplify (+ 0 0) into 0
6.931 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
6.931 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ z y)) (* 0 (* -1 z)))) into 0
6.931 * [taylor]: Taking taylor expansion of 0 in y
6.931 * [backup-simplify]: Simplify 0 into 0
6.932 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
6.933 * [backup-simplify]: Simplify (- 0) into 0
6.933 * [taylor]: Taking taylor expansion of 0 in z
6.933 * [backup-simplify]: Simplify 0 into 0
6.933 * [backup-simplify]: Simplify 0 into 0
6.933 * [taylor]: Taking taylor expansion of 0 in z
6.933 * [backup-simplify]: Simplify 0 into 0
6.933 * [backup-simplify]: Simplify 0 into 0
6.933 * [backup-simplify]: Simplify (- 1) into -1
6.933 * [backup-simplify]: Simplify -1 into -1
6.934 * [backup-simplify]: Simplify 1 into 1
6.934 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
6.935 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.935 * [backup-simplify]: Simplify (- 0) into 0
6.935 * [backup-simplify]: Simplify (+ 0 0) into 0
6.936 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
6.937 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ z y)) (* 0 (* -1 z))))) into 0
6.937 * [taylor]: Taking taylor expansion of 0 in y
6.937 * [backup-simplify]: Simplify 0 into 0
6.937 * [taylor]: Taking taylor expansion of 0 in z
6.937 * [backup-simplify]: Simplify 0 into 0
6.937 * [backup-simplify]: Simplify 0 into 0
6.938 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
6.939 * [backup-simplify]: Simplify (- 0) into 0
6.939 * [taylor]: Taking taylor expansion of 0 in z
6.939 * [backup-simplify]: Simplify 0 into 0
6.939 * [backup-simplify]: Simplify 0 into 0
6.939 * [taylor]: Taking taylor expansion of 0 in z
6.939 * [backup-simplify]: Simplify 0 into 0
6.939 * [backup-simplify]: Simplify 0 into 0
6.939 * [backup-simplify]: Simplify 0 into 0
6.939 * [backup-simplify]: Simplify 0 into 0
6.939 * [backup-simplify]: Simplify (- 0) into 0
6.939 * [backup-simplify]: Simplify 0 into 0
6.940 * [backup-simplify]: Simplify (+ (* 1 (* (/ 1 (- z)) (* 1 (/ 1 (/ 1 (- x)))))) (* -1 (* (/ 1 (- z)) (* (/ 1 (/ 1 (- y))) 1)))) into (- (/ x z) (/ y z))
6.940 * * * [progress]: simplifying candidates
6.941 * [simplify]: Simplifying:
  (- (log (- x y)) (log z))
  (log (/ (- x y) z))
  (exp (/ (- x y) z))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* z z) z))
  (* (cbrt (/ (- x y) z)) (cbrt (/ (- x y) z)))
  (cbrt (/ (- x y) z))
  (* (* (/ (- x y) z) (/ (- x y) z)) (/ (- x y) z))
  (sqrt (/ (- x y) z))
  (sqrt (/ (- x y) z))
  (- (- x y))
  (- z)
  (/ x z)
  (/ y z)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt z) (cbrt z)))
  (/ (cbrt (- x y)) (cbrt z))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt z))
  (/ (cbrt (- x y)) (sqrt z))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) z)
  (/ (sqrt (- x y)) (* (cbrt z) (cbrt z)))
  (/ (sqrt (- x y)) (cbrt z))
  (/ (sqrt (- x y)) (sqrt z))
  (/ (sqrt (- x y)) (sqrt z))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  (/ 1 1)
  (/ (- x y) z)
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt z) (cbrt z)))
  (/ (- (sqrt x) (sqrt y)) (cbrt z))
  (/ (+ (sqrt x) (sqrt y)) (sqrt z))
  (/ (- (sqrt x) (sqrt y)) (sqrt z))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  (/ 1 1)
  (/ (- x y) z)
  (/ 1 z)
  (/ z (- x y))
  (/ (- x y) (* (cbrt z) (cbrt z)))
  (/ (- x y) (sqrt z))
  (/ (- x y) 1)
  (/ z (cbrt (- x y)))
  (/ z (sqrt (- x y)))
  (/ z (- x y))
  (/ z (- (sqrt x) (sqrt y)))
  (/ z (- x y))
  (* z (+ (* x x) (+ (* y y) (* x y))))
  (* z (+ x y))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
6.942 * * [simplify]: Extracting # 0 : cost  0
6.943 * * [simplify]: Extracting # 1 : cost  0
6.943 * * [simplify]: Extracting # 2 : cost  0
6.943 * * [simplify]: Extracting # 3 : cost  0
6.943 * * [simplify]: Extracting # 4 : cost  0
6.943 * * [simplify]: Extracting # 5 : cost  0
6.943 * * [simplify]: iteration  0 :  73  enodes  (cost  404 )
6.966 * * [simplify]: Extracting # 0 : cost  0
6.966 * * [simplify]: Extracting # 1 : cost  0
6.966 * * [simplify]: Extracting # 2 : cost  0
6.966 * * [simplify]: Extracting # 3 : cost  0
6.966 * * [simplify]: iteration  1 :  156  enodes  (cost  383 )
7.003 * * [simplify]: Extracting # 0 : cost  0
7.003 * * [simplify]: Extracting # 1 : cost  0
7.004 * * [simplify]: Extracting # 2 : cost  0
7.004 * * [simplify]: Extracting # 3 : cost  0
7.004 * * [simplify]: Extracting # 4 : cost  0
7.005 * * [simplify]: iteration  2 :  361  enodes  (cost  363 )
7.154 * * [simplify]: Extracting # 0 : cost  0
7.155 * * [simplify]: Extracting # 1 : cost  0
7.156 * * [simplify]: Extracting # 2 : cost  0
7.157 * * [simplify]: Extracting # 3 : cost  0
7.157 * * [simplify]: Extracting # 4 : cost  0
7.158 * * [simplify]: iteration  3 :  949  enodes  (cost  363 )
7.755 * * [simplify]: Extracting # 0 : cost  0
7.758 * * [simplify]: Extracting # 1 : cost  0
7.761 * * [simplify]: Extracting # 2 : cost  0
7.764 * * [simplify]: Extracting # 3 : cost  0
7.767 * * [simplify]: Extracting # 4 : cost  0
7.769 * * [simplify]: iteration  4 :  2416  enodes  (cost  362 )
8.713 * * [simplify]: Extracting # 0 : cost  0
8.724 * * [simplify]: Extracting # 1 : cost  0
8.729 * * [simplify]: Extracting # 2 : cost  0
8.734 * * [simplify]: Extracting # 3 : cost  0
8.739 * * [simplify]: Extracting # 4 : cost  0
8.744 * * [simplify]: iteration done:  5000  enodes  (cost  362 )
8.744 * [simplify]: Simplified to:
  (log (/ (- x y) z))
  (log (/ (- x y) z))
  (exp (/ (- x y) z))
  (pow (/ (- x y) z) 3)
  (* (cbrt (/ (- x y) z)) (cbrt (/ (- x y) z)))
  (cbrt (/ (- x y) z))
  (pow (/ (- x y) z) 3)
  (sqrt (/ (- x y) z))
  (sqrt (/ (- x y) z))
  (- y x)
  (- z)
  (/ x z)
  (/ y z)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt z) (cbrt z)))
  (/ (cbrt (- x y)) (cbrt z))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt z))
  (/ (cbrt (- x y)) (sqrt z))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) z)
  (/ (sqrt (- x y)) (* (cbrt z) (cbrt z)))
  (/ (sqrt (- x y)) (cbrt z))
  (/ (sqrt (- x y)) (sqrt z))
  (/ (sqrt (- x y)) (sqrt z))
  (sqrt (- x y))
  (/ (sqrt (- x y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  1
  (/ (- x y) z)
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt z) (cbrt z)))
  (/ (- (sqrt x) (sqrt y)) (cbrt z))
  (/ (+ (sqrt x) (sqrt y)) (sqrt z))
  (/ (- (sqrt x) (sqrt y)) (sqrt z))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  1
  (/ (- x y) z)
  (/ 1 z)
  (/ z (- x y))
  (/ (- x y) (* (cbrt z) (cbrt z)))
  (/ (- x y) (sqrt z))
  (- x y)
  (/ z (cbrt (- x y)))
  (/ z (sqrt (- x y)))
  (/ z (- x y))
  (/ z (- (sqrt x) (sqrt y)))
  (/ z (- x y))
  (* (+ (* y (+ x y)) (* x x)) z)
  (* z (+ x y))
  (/ (- x y) z)
  (/ (- x y) z)
  (/ (- x y) z)
8.744 * * * [progress]: adding candidates to table
8.840 * [progress]: [Phase 3 of 3] Extracting.
8.841 * [simplify]: Simplifying:
  (* 4.0 (- (/ (- x y) z) 0.5))
8.841 * * [simplify]: Extracting # 0 : cost  0
8.841 * * [simplify]: Extracting # 1 : cost  0
8.841 * * [simplify]: Extracting # 2 : cost  0
8.841 * * [simplify]: Extracting # 3 : cost  0
8.841 * * [simplify]: Extracting # 4 : cost  0
8.841 * * [simplify]: Extracting # 5 : cost  0
8.841 * * [simplify]: Extracting # 6 : cost  0
8.842 * * [simplify]: iteration  0 :  9  enodes  (cost  9 )
8.842 * * [simplify]: Extracting # 0 : cost  0
8.842 * * [simplify]: iteration  1 :  10  enodes  (cost  9 )
8.842 * * [simplify]: Extracting # 0 : cost  0
8.842 * * [simplify]: iteration done:  10  enodes  (cost  9 )
8.842 * [simplify]: Simplified to:
  (* 4.0 (- (/ (- x y) z) 0.5))
10.059 * [regime-testing]: Baseline error score: 0.006698957682300432
10.062 * [regime-testing]: Oracle error score: 0.006698957682300432
10.063 * [regime-testing]: End program error score: 0.006698957682300432
10.093 * [regime-testing]: Target error score: 0.00814725903255936