25.505 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.018 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (* 4.0 (- (- x y) (* z 0.5))) z)
0.021 * * [simplify]: iteration  0 :  10  enodes  (cost  11 )
0.022 * * [simplify]: iteration  1 :  20  enodes  (cost  11 )
0.025 * * [simplify]: iteration  2 :  47  enodes  (cost  11 )
0.035 * * [simplify]: iteration  3 :  138  enodes  (cost  10 )
0.057 * * [simplify]: iteration  4 :  319  enodes  (cost  10 )
0.120 * * [simplify]: iteration  5 :  688  enodes  (cost  10 )
0.299 * * [simplify]: iteration  6 :  1316  enodes  (cost  10 )
0.764 * * [simplify]: iteration  7 :  2272  enodes  (cost  9 )
2.727 * * [simplify]: iteration  8 :  4564  enodes  (cost  9 )
9.629 * * [simplify]: iteration  done :  5001  enodes  (cost  9 )
9.630 * [simplify]: Simplified to:
   (* (- (/ (- x y) z) 0.5) 4.0)
9.632 * * [progress]: iteration 1 / 4
9.632 * * * [progress]: picking best candidate
9.634 * * * * [pick]: Picked  #<alt (λ (x y z) (* (- (/ (- x y) z) 0.5) 4.0))>
9.634 * * * [progress]: localizing error
9.640 * * * [progress]: generating rewritten candidates
9.640 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
9.653 * * * [progress]: generating series expansions
9.653 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
9.653 * [approximate]: Taking taylor expansion of (/ (- x y) z) in (x y z) around 0
9.653 * [taylor]: Taking taylor expansion of (/ (- x y) z) in z
9.653 * [taylor]: Taking taylor expansion of (- x y) in z
9.653 * [taylor]: Taking taylor expansion of x in z
9.653 * [taylor]: Taking taylor expansion of y in z
9.653 * [taylor]: Taking taylor expansion of z in z
9.653 * [taylor]: Taking taylor expansion of (/ (- x y) z) in y
9.653 * [taylor]: Taking taylor expansion of (- x y) in y
9.653 * [taylor]: Taking taylor expansion of x in y
9.653 * [taylor]: Taking taylor expansion of y in y
9.653 * [taylor]: Taking taylor expansion of z in y
9.654 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
9.654 * [taylor]: Taking taylor expansion of (- x y) in x
9.654 * [taylor]: Taking taylor expansion of x in x
9.654 * [taylor]: Taking taylor expansion of y in x
9.654 * [taylor]: Taking taylor expansion of z in x
9.654 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
9.654 * [taylor]: Taking taylor expansion of (- x y) in x
9.654 * [taylor]: Taking taylor expansion of x in x
9.654 * [taylor]: Taking taylor expansion of y in x
9.654 * [taylor]: Taking taylor expansion of z in x
9.654 * [taylor]: Taking taylor expansion of (* -1 (/ y z)) in y
9.654 * [taylor]: Taking taylor expansion of -1 in y
9.654 * [taylor]: Taking taylor expansion of (/ y z) in y
9.654 * [taylor]: Taking taylor expansion of y in y
9.654 * [taylor]: Taking taylor expansion of z in y
9.655 * [taylor]: Taking taylor expansion of (/ 1 z) in y
9.655 * [taylor]: Taking taylor expansion of z in y
9.655 * [taylor]: Taking taylor expansion of (/ 1 z) in z
9.655 * [taylor]: Taking taylor expansion of z in z
9.655 * [taylor]: Taking taylor expansion of (/ -1 z) in z
9.655 * [taylor]: Taking taylor expansion of -1 in z
9.655 * [taylor]: Taking taylor expansion of z in z
9.656 * [taylor]: Taking taylor expansion of 0 in y
9.656 * [taylor]: Taking taylor expansion of 0 in z
9.656 * [taylor]: Taking taylor expansion of 0 in z
9.657 * [taylor]: Taking taylor expansion of 0 in z
9.658 * [taylor]: Taking taylor expansion of 0 in y
9.658 * [taylor]: Taking taylor expansion of 0 in z
9.658 * [taylor]: Taking taylor expansion of 0 in z
9.659 * [taylor]: Taking taylor expansion of 0 in z
9.659 * [taylor]: Taking taylor expansion of 0 in z
9.660 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in (x y z) around 0
9.660 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in z
9.660 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
9.660 * [taylor]: Taking taylor expansion of (/ 1 x) in z
9.660 * [taylor]: Taking taylor expansion of x in z
9.660 * [taylor]: Taking taylor expansion of (/ 1 y) in z
9.660 * [taylor]: Taking taylor expansion of y in z
9.660 * [taylor]: Taking taylor expansion of z in z
9.660 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in y
9.660 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
9.660 * [taylor]: Taking taylor expansion of (/ 1 x) in y
9.660 * [taylor]: Taking taylor expansion of x in y
9.660 * [taylor]: Taking taylor expansion of (/ 1 y) in y
9.660 * [taylor]: Taking taylor expansion of y in y
9.661 * [taylor]: Taking taylor expansion of z in y
9.661 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
9.661 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
9.661 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.661 * [taylor]: Taking taylor expansion of x in x
9.661 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.661 * [taylor]: Taking taylor expansion of y in x
9.661 * [taylor]: Taking taylor expansion of z in x
9.661 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
9.661 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
9.661 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.661 * [taylor]: Taking taylor expansion of x in x
9.661 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.661 * [taylor]: Taking taylor expansion of y in x
9.661 * [taylor]: Taking taylor expansion of z in x
9.662 * [taylor]: Taking taylor expansion of z in y
9.663 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
9.663 * [taylor]: Taking taylor expansion of (/ z y) in y
9.663 * [taylor]: Taking taylor expansion of z in y
9.663 * [taylor]: Taking taylor expansion of y in y
9.663 * [taylor]: Taking taylor expansion of (- z) in z
9.663 * [taylor]: Taking taylor expansion of z in z
9.663 * [taylor]: Taking taylor expansion of z in z
9.664 * [taylor]: Taking taylor expansion of 0 in y
9.665 * [taylor]: Taking taylor expansion of 0 in z
9.665 * [taylor]: Taking taylor expansion of 0 in z
9.667 * [taylor]: Taking taylor expansion of 0 in y
9.667 * [taylor]: Taking taylor expansion of 0 in z
9.668 * [taylor]: Taking taylor expansion of 0 in z
9.668 * [taylor]: Taking taylor expansion of 0 in z
9.669 * [approximate]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in (x y z) around 0
9.669 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in z
9.669 * [taylor]: Taking taylor expansion of -1 in z
9.669 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in z
9.669 * [taylor]: Taking taylor expansion of z in z
9.669 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
9.669 * [taylor]: Taking taylor expansion of (/ 1 y) in z
9.669 * [taylor]: Taking taylor expansion of y in z
9.669 * [taylor]: Taking taylor expansion of (/ 1 x) in z
9.669 * [taylor]: Taking taylor expansion of x in z
9.669 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in y
9.669 * [taylor]: Taking taylor expansion of -1 in y
9.669 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in y
9.669 * [taylor]: Taking taylor expansion of z in y
9.669 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
9.669 * [taylor]: Taking taylor expansion of (/ 1 y) in y
9.669 * [taylor]: Taking taylor expansion of y in y
9.670 * [taylor]: Taking taylor expansion of (/ 1 x) in y
9.670 * [taylor]: Taking taylor expansion of x in y
9.670 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
9.670 * [taylor]: Taking taylor expansion of -1 in x
9.670 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
9.670 * [taylor]: Taking taylor expansion of z in x
9.670 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
9.670 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.670 * [taylor]: Taking taylor expansion of y in x
9.670 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.670 * [taylor]: Taking taylor expansion of x in x
9.670 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
9.670 * [taylor]: Taking taylor expansion of -1 in x
9.670 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
9.670 * [taylor]: Taking taylor expansion of z in x
9.670 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
9.670 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.670 * [taylor]: Taking taylor expansion of y in x
9.670 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.670 * [taylor]: Taking taylor expansion of x in x
9.671 * [taylor]: Taking taylor expansion of z in y
9.672 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
9.672 * [taylor]: Taking taylor expansion of (/ z y) in y
9.672 * [taylor]: Taking taylor expansion of z in y
9.672 * [taylor]: Taking taylor expansion of y in y
9.672 * [taylor]: Taking taylor expansion of (- z) in z
9.672 * [taylor]: Taking taylor expansion of z in z
9.673 * [taylor]: Taking taylor expansion of z in z
9.674 * [taylor]: Taking taylor expansion of 0 in y
9.675 * [taylor]: Taking taylor expansion of 0 in z
9.675 * [taylor]: Taking taylor expansion of 0 in z
9.678 * [taylor]: Taking taylor expansion of 0 in y
9.678 * [taylor]: Taking taylor expansion of 0 in z
9.679 * [taylor]: Taking taylor expansion of 0 in z
9.679 * [taylor]: Taking taylor expansion of 0 in z
9.680 * * * [progress]: simplifying candidates
9.680 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (expm1 (/ (- x y) z))
  (log1p (/ (- x y) z))
  (- (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))
9.682 * * [simplify]: iteration  0 :  75  enodes  (cost  416 )
9.693 * * [simplify]: iteration  1 :  160  enodes  (cost  394 )
9.722 * * [simplify]: iteration  2 :  431  enodes  (cost  374 )
9.827 * * [simplify]: iteration  3 :  1377  enodes  (cost  374 )
10.392 * * [simplify]: iteration  4 :  3601  enodes  (cost  373 )
11.906 * * [simplify]: iteration  done :  5001  enodes  (cost  373 )
11.906 * [simplify]: Simplified to:
   (expm1 (/ (- x y) z))
  (log1p (/ (- x y) z))
  (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 y) (sqrt x))
  (/ (- (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))
  (* (fma x x (* y (+ x y))) z)
  (* z (+ x y))
  (/ (- x y) z)
  (/ (- x y) z)
  (/ (- x y) z)
11.906 * * * [progress]: adding candidates to table
11.992 * * [progress]: iteration 2 / 4
11.992 * * * [progress]: picking best candidate
11.994 * * * * [pick]: Picked  #<alt (λ (x y z) (* (- (- (/ x z) (/ y z)) 0.5) 4.0))>
11.994 * * * [progress]: localizing error
12.002 * * * [progress]: generating rewritten candidates
12.002 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1)
12.043 * * * [progress]: generating series expansions
12.043 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1)
12.044 * [approximate]: Taking taylor expansion of (- (/ x z) (/ y z)) in (x z y) around 0
12.044 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in y
12.044 * [taylor]: Taking taylor expansion of (/ x z) in y
12.044 * [taylor]: Taking taylor expansion of x in y
12.044 * [taylor]: Taking taylor expansion of z in y
12.044 * [taylor]: Taking taylor expansion of (/ y z) in y
12.044 * [taylor]: Taking taylor expansion of y in y
12.044 * [taylor]: Taking taylor expansion of z in y
12.044 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in z
12.044 * [taylor]: Taking taylor expansion of (/ x z) in z
12.044 * [taylor]: Taking taylor expansion of x in z
12.044 * [taylor]: Taking taylor expansion of z in z
12.044 * [taylor]: Taking taylor expansion of (/ y z) in z
12.044 * [taylor]: Taking taylor expansion of y in z
12.044 * [taylor]: Taking taylor expansion of z in z
12.044 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in x
12.044 * [taylor]: Taking taylor expansion of (/ x z) in x
12.044 * [taylor]: Taking taylor expansion of x in x
12.044 * [taylor]: Taking taylor expansion of z in x
12.044 * [taylor]: Taking taylor expansion of (/ y z) in x
12.044 * [taylor]: Taking taylor expansion of y in x
12.044 * [taylor]: Taking taylor expansion of z in x
12.044 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in x
12.044 * [taylor]: Taking taylor expansion of (/ x z) in x
12.044 * [taylor]: Taking taylor expansion of x in x
12.044 * [taylor]: Taking taylor expansion of z in x
12.044 * [taylor]: Taking taylor expansion of (/ y z) in x
12.044 * [taylor]: Taking taylor expansion of y in x
12.044 * [taylor]: Taking taylor expansion of z in x
12.044 * [taylor]: Taking taylor expansion of (- (/ y z)) in z
12.045 * [taylor]: Taking taylor expansion of (/ y z) in z
12.045 * [taylor]: Taking taylor expansion of y in z
12.045 * [taylor]: Taking taylor expansion of z in z
12.045 * [taylor]: Taking taylor expansion of (- y) in y
12.045 * [taylor]: Taking taylor expansion of y in y
12.045 * [taylor]: Taking taylor expansion of (/ 1 z) in z
12.046 * [taylor]: Taking taylor expansion of z in z
12.046 * [taylor]: Taking taylor expansion of 1 in y
12.047 * [taylor]: Taking taylor expansion of 0 in y
12.048 * [taylor]: Taking taylor expansion of 0 in z
12.048 * [taylor]: Taking taylor expansion of 0 in y
12.049 * [taylor]: Taking taylor expansion of 0 in y
12.050 * [taylor]: Taking taylor expansion of 0 in z
12.050 * [taylor]: Taking taylor expansion of 0 in y
12.050 * [approximate]: Taking taylor expansion of (- (/ z x) (/ z y)) in (x z y) around 0
12.050 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in y
12.050 * [taylor]: Taking taylor expansion of (/ z x) in y
12.050 * [taylor]: Taking taylor expansion of z in y
12.051 * [taylor]: Taking taylor expansion of x in y
12.051 * [taylor]: Taking taylor expansion of (/ z y) in y
12.051 * [taylor]: Taking taylor expansion of z in y
12.051 * [taylor]: Taking taylor expansion of y in y
12.051 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in z
12.051 * [taylor]: Taking taylor expansion of (/ z x) in z
12.051 * [taylor]: Taking taylor expansion of z in z
12.051 * [taylor]: Taking taylor expansion of x in z
12.051 * [taylor]: Taking taylor expansion of (/ z y) in z
12.051 * [taylor]: Taking taylor expansion of z in z
12.051 * [taylor]: Taking taylor expansion of y in z
12.051 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
12.051 * [taylor]: Taking taylor expansion of (/ z x) in x
12.051 * [taylor]: Taking taylor expansion of z in x
12.051 * [taylor]: Taking taylor expansion of x in x
12.051 * [taylor]: Taking taylor expansion of (/ z y) in x
12.051 * [taylor]: Taking taylor expansion of z in x
12.051 * [taylor]: Taking taylor expansion of y in x
12.051 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
12.051 * [taylor]: Taking taylor expansion of (/ z x) in x
12.051 * [taylor]: Taking taylor expansion of z in x
12.051 * [taylor]: Taking taylor expansion of x in x
12.051 * [taylor]: Taking taylor expansion of (/ z y) in x
12.051 * [taylor]: Taking taylor expansion of z in x
12.051 * [taylor]: Taking taylor expansion of y in x
12.051 * [taylor]: Taking taylor expansion of z in z
12.051 * [taylor]: Taking taylor expansion of 1 in y
12.052 * [taylor]: Taking taylor expansion of (- (/ z y)) in z
12.052 * [taylor]: Taking taylor expansion of (/ z y) in z
12.052 * [taylor]: Taking taylor expansion of z in z
12.052 * [taylor]: Taking taylor expansion of y in z
12.052 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
12.052 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.052 * [taylor]: Taking taylor expansion of y in y
12.053 * [taylor]: Taking taylor expansion of 0 in y
12.054 * [taylor]: Taking taylor expansion of 0 in z
12.054 * [taylor]: Taking taylor expansion of 0 in y
12.054 * [taylor]: Taking taylor expansion of 0 in y
12.054 * [taylor]: Taking taylor expansion of 0 in y
12.057 * [taylor]: Taking taylor expansion of 0 in z
12.057 * [taylor]: Taking taylor expansion of 0 in y
12.057 * [taylor]: Taking taylor expansion of 0 in y
12.057 * [taylor]: Taking taylor expansion of 0 in y
12.057 * [taylor]: Taking taylor expansion of 0 in y
12.058 * [approximate]: Taking taylor expansion of (- (/ z x) (/ z y)) in (x z y) around 0
12.058 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in y
12.058 * [taylor]: Taking taylor expansion of (/ z x) in y
12.058 * [taylor]: Taking taylor expansion of z in y
12.058 * [taylor]: Taking taylor expansion of x in y
12.058 * [taylor]: Taking taylor expansion of (/ z y) in y
12.058 * [taylor]: Taking taylor expansion of z in y
12.058 * [taylor]: Taking taylor expansion of y in y
12.058 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in z
12.058 * [taylor]: Taking taylor expansion of (/ z x) in z
12.058 * [taylor]: Taking taylor expansion of z in z
12.058 * [taylor]: Taking taylor expansion of x in z
12.058 * [taylor]: Taking taylor expansion of (/ z y) in z
12.058 * [taylor]: Taking taylor expansion of z in z
12.058 * [taylor]: Taking taylor expansion of y in z
12.058 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
12.058 * [taylor]: Taking taylor expansion of (/ z x) in x
12.058 * [taylor]: Taking taylor expansion of z in x
12.058 * [taylor]: Taking taylor expansion of x in x
12.058 * [taylor]: Taking taylor expansion of (/ z y) in x
12.058 * [taylor]: Taking taylor expansion of z in x
12.058 * [taylor]: Taking taylor expansion of y in x
12.058 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
12.058 * [taylor]: Taking taylor expansion of (/ z x) in x
12.058 * [taylor]: Taking taylor expansion of z in x
12.058 * [taylor]: Taking taylor expansion of x in x
12.058 * [taylor]: Taking taylor expansion of (/ z y) in x
12.058 * [taylor]: Taking taylor expansion of z in x
12.058 * [taylor]: Taking taylor expansion of y in x
12.058 * [taylor]: Taking taylor expansion of z in z
12.059 * [taylor]: Taking taylor expansion of 1 in y
12.059 * [taylor]: Taking taylor expansion of (- (/ z y)) in z
12.059 * [taylor]: Taking taylor expansion of (/ z y) in z
12.059 * [taylor]: Taking taylor expansion of z in z
12.059 * [taylor]: Taking taylor expansion of y in z
12.059 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
12.059 * [taylor]: Taking taylor expansion of (/ 1 y) in y
12.059 * [taylor]: Taking taylor expansion of y in y
12.060 * [taylor]: Taking taylor expansion of 0 in y
12.061 * [taylor]: Taking taylor expansion of 0 in z
12.061 * [taylor]: Taking taylor expansion of 0 in y
12.062 * [taylor]: Taking taylor expansion of 0 in y
12.062 * [taylor]: Taking taylor expansion of 0 in y
12.064 * [taylor]: Taking taylor expansion of 0 in z
12.064 * [taylor]: Taking taylor expansion of 0 in y
12.064 * [taylor]: Taking taylor expansion of 0 in y
12.065 * [taylor]: Taking taylor expansion of 0 in y
12.065 * [taylor]: Taking taylor expansion of 0 in y
12.065 * * * [progress]: simplifying candidates
12.069 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
  (fma (- (cbrt (/ y z))) (* (cbrt (/ y z)) (cbrt (/ y z))) (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z)))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (sqrt (/ y z)) (sqrt (/ y z)))))
  (fma (- (sqrt (/ y z))) (sqrt (/ y z)) (* (sqrt (/ y z)) (sqrt (/ y z))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (cbrt y) (cbrt z))) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))) (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z)))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z)))))
  (fma (- (/ (cbrt y) (sqrt z))) (/ (* (cbrt y) (cbrt y)) (sqrt z)) (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1))))
  (fma (- (/ (cbrt y) z)) (/ (* (cbrt y) (cbrt y)) 1) (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1)))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (sqrt y) (cbrt z))) (/ (sqrt y) (* (cbrt z) (cbrt z))) (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z)))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z)))))
  (fma (- (/ (sqrt y) (sqrt z))) (/ (sqrt y) (sqrt z)) (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ (sqrt y) z) (/ (sqrt y) 1))))
  (fma (- (/ (sqrt y) z)) (/ (sqrt y) 1) (* (/ (sqrt y) z) (/ (sqrt y) 1)))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z))))))
  (fma (- (/ y (cbrt z))) (/ 1 (* (cbrt z) (cbrt z))) (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z)))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ y (sqrt z)) (/ 1 (sqrt z)))))
  (fma (- (/ y (sqrt z))) (/ 1 (sqrt z)) (* (/ y (sqrt z)) (/ 1 (sqrt z))))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ y z) (/ 1 1))))
  (fma (- (/ y z)) (/ 1 1) (* (/ y z) (/ 1 1)))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ y z) 1)))
  (fma (- (/ y z)) 1 (* (/ y z) 1))
  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (- (* (/ 1 z) y)))
  (fma (- (/ 1 z)) y (* (/ 1 z) y))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
  (fma (- (cbrt (/ y z))) (* (cbrt (/ y z)) (cbrt (/ y z))) (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z)))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (sqrt (/ y z)) (sqrt (/ y z)))))
  (fma (- (sqrt (/ y z))) (sqrt (/ y z)) (* (sqrt (/ y z)) (sqrt (/ y z))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (cbrt y) (cbrt z))) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))) (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z)))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z)))))
  (fma (- (/ (cbrt y) (sqrt z))) (/ (* (cbrt y) (cbrt y)) (sqrt z)) (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1))))
  (fma (- (/ (cbrt y) z)) (/ (* (cbrt y) (cbrt y)) 1) (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1)))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (sqrt y) (cbrt z))) (/ (sqrt y) (* (cbrt z) (cbrt z))) (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z)))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z)))))
  (fma (- (/ (sqrt y) (sqrt z))) (/ (sqrt y) (sqrt z)) (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ (sqrt y) z) (/ (sqrt y) 1))))
  (fma (- (/ (sqrt y) z)) (/ (sqrt y) 1) (* (/ (sqrt y) z) (/ (sqrt y) 1)))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z))))))
  (fma (- (/ y (cbrt z))) (/ 1 (* (cbrt z) (cbrt z))) (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z)))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ y (sqrt z)) (/ 1 (sqrt z)))))
  (fma (- (/ y (sqrt z))) (/ 1 (sqrt z)) (* (/ y (sqrt z)) (/ 1 (sqrt z))))
  (fma (sqrt (/ x z)) (sqrt (/ x z)) (- (* (/ y z) (/ 1 1))))
  (fma (- (/ y z)) (/ 1 1) (* (/ y z) (/ 1 1)))
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  (fma (- (/ 1 z)) y (* (/ 1 z) y))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
  (fma (- (cbrt (/ y z))) (* (cbrt (/ y z)) (cbrt (/ y z))) (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z)))))
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  (fma (- (sqrt (/ y z))) (sqrt (/ y z)) (* (sqrt (/ y z)) (sqrt (/ y z))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (cbrt y) (cbrt z))) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))) (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z)))))
  (fma (- (/ (cbrt y) (sqrt z))) (/ (* (cbrt y) (cbrt y)) (sqrt z)) (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1))))
  (fma (- (/ (cbrt y) z)) (/ (* (cbrt y) (cbrt y)) 1) (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1)))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (sqrt y) (cbrt z))) (/ (sqrt y) (* (cbrt z) (cbrt z))) (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z)))))
  (fma (- (/ (sqrt y) (sqrt z))) (/ (sqrt y) (sqrt z)) (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ (sqrt y) z) (/ (sqrt y) 1))))
  (fma (- (/ (sqrt y) z)) (/ (sqrt y) 1) (* (/ (sqrt y) z) (/ (sqrt y) 1)))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z))))))
  (fma (- (/ y (cbrt z))) (/ 1 (* (cbrt z) (cbrt z))) (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ y (sqrt z)) (/ 1 (sqrt z)))))
  (fma (- (/ y (sqrt z))) (/ 1 (sqrt z)) (* (/ y (sqrt z)) (/ 1 (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ y z) (/ 1 1))))
  (fma (- (/ y z)) (/ 1 1) (* (/ y z) (/ 1 1)))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ y z) 1)))
  (fma (- (/ y z)) 1 (* (/ y z) 1))
  (fma (/ (* (cbrt x) (cbrt x)) (* (cbrt z) (cbrt z))) (/ (cbrt x) (cbrt z)) (- (* (/ 1 z) y)))
  (fma (- (/ 1 z)) y (* (/ 1 z) y))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
  (fma (- (cbrt (/ y z))) (* (cbrt (/ y z)) (cbrt (/ y z))) (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (sqrt (/ y z)) (sqrt (/ y z)))))
  (fma (- (sqrt (/ y z))) (sqrt (/ y z)) (* (sqrt (/ y z)) (sqrt (/ y z))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (cbrt y) (cbrt z))) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))) (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z)))))
  (fma (- (/ (cbrt y) (sqrt z))) (/ (* (cbrt y) (cbrt y)) (sqrt z)) (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1))))
  (fma (- (/ (cbrt y) z)) (/ (* (cbrt y) (cbrt y)) 1) (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1)))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (sqrt y) (cbrt z))) (/ (sqrt y) (* (cbrt z) (cbrt z))) (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z)))))
  (fma (- (/ (sqrt y) (sqrt z))) (/ (sqrt y) (sqrt z)) (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ (sqrt y) z) (/ (sqrt y) 1))))
  (fma (- (/ (sqrt y) z)) (/ (sqrt y) 1) (* (/ (sqrt y) z) (/ (sqrt y) 1)))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z))))))
  (fma (- (/ y (cbrt z))) (/ 1 (* (cbrt z) (cbrt z))) (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ y (sqrt z)) (/ 1 (sqrt z)))))
  (fma (- (/ y (sqrt z))) (/ 1 (sqrt z)) (* (/ y (sqrt z)) (/ 1 (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ y z) (/ 1 1))))
  (fma (- (/ y z)) (/ 1 1) (* (/ y z) (/ 1 1)))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ y z) 1)))
  (fma (- (/ y z)) 1 (* (/ y z) 1))
  (fma (/ (* (cbrt x) (cbrt x)) (sqrt z)) (/ (cbrt x) (sqrt z)) (- (* (/ 1 z) y)))
  (fma (- (/ 1 z)) y (* (/ 1 z) y))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
  (fma (- (cbrt (/ y z))) (* (cbrt (/ y z)) (cbrt (/ y z))) (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z)))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (sqrt (/ y z)) (sqrt (/ y z)))))
  (fma (- (sqrt (/ y z))) (sqrt (/ y z)) (* (sqrt (/ y z)) (sqrt (/ y z))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (cbrt y) (cbrt z))) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))) (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z)))))
  (fma (- (/ (cbrt y) (sqrt z))) (/ (* (cbrt y) (cbrt y)) (sqrt z)) (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1))))
  (fma (- (/ (cbrt y) z)) (/ (* (cbrt y) (cbrt y)) 1) (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1)))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z))))))
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  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z)))))
  (fma (- (/ (sqrt y) (sqrt z))) (/ (sqrt y) (sqrt z)) (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ (sqrt y) z) (/ (sqrt y) 1))))
  (fma (- (/ (sqrt y) z)) (/ (sqrt y) 1) (* (/ (sqrt y) z) (/ (sqrt y) 1)))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z))))))
  (fma (- (/ y (cbrt z))) (/ 1 (* (cbrt z) (cbrt z))) (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z)))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ y (sqrt z)) (/ 1 (sqrt z)))))
  (fma (- (/ y (sqrt z))) (/ 1 (sqrt z)) (* (/ y (sqrt z)) (/ 1 (sqrt z))))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ y z) (/ 1 1))))
  (fma (- (/ y z)) (/ 1 1) (* (/ y z) (/ 1 1)))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ y z) 1)))
  (fma (- (/ y z)) 1 (* (/ y z) 1))
  (fma (/ (* (cbrt x) (cbrt x)) 1) (/ (cbrt x) z) (- (* (/ 1 z) y)))
  (fma (- (/ 1 z)) y (* (/ 1 z) y))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
  (fma (- (cbrt (/ y z))) (* (cbrt (/ y z)) (cbrt (/ y z))) (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z)))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (sqrt (/ y z)) (sqrt (/ y z)))))
  (fma (- (sqrt (/ y z))) (sqrt (/ y z)) (* (sqrt (/ y z)) (sqrt (/ y z))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (cbrt y) (cbrt z))) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z))) (* (/ (cbrt y) (cbrt z)) (/ (* (cbrt y) (cbrt y)) (* (cbrt z) (cbrt z)))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z)))))
  (fma (- (/ (cbrt y) (sqrt z))) (/ (* (cbrt y) (cbrt y)) (sqrt z)) (* (/ (cbrt y) (sqrt z)) (/ (* (cbrt y) (cbrt y)) (sqrt z))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1))))
  (fma (- (/ (cbrt y) z)) (/ (* (cbrt y) (cbrt y)) 1) (* (/ (cbrt y) z) (/ (* (cbrt y) (cbrt y)) 1)))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z))))))
  (fma (- (/ (sqrt y) (cbrt z))) (/ (sqrt y) (* (cbrt z) (cbrt z))) (* (/ (sqrt y) (cbrt z)) (/ (sqrt y) (* (cbrt z) (cbrt z)))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z)))))
  (fma (- (/ (sqrt y) (sqrt z))) (/ (sqrt y) (sqrt z)) (* (/ (sqrt y) (sqrt z)) (/ (sqrt y) (sqrt z))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ (sqrt y) z) (/ (sqrt y) 1))))
  (fma (- (/ (sqrt y) z)) (/ (sqrt y) 1) (* (/ (sqrt y) z) (/ (sqrt y) 1)))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z))))))
  (fma (- (/ y (cbrt z))) (/ 1 (* (cbrt z) (cbrt z))) (* (/ y (cbrt z)) (/ 1 (* (cbrt z) (cbrt z)))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ y (sqrt z)) (/ 1 (sqrt z)))))
  (fma (- (/ y (sqrt z))) (/ 1 (sqrt z)) (* (/ y (sqrt z)) (/ 1 (sqrt z))))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ y z) (/ 1 1))))
  (fma (- (/ y z)) (/ 1 1) (* (/ y z) (/ 1 1)))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ y z) 1)))
  (fma (- (/ y z)) 1 (* (/ y z) 1))
  (fma (/ (sqrt x) (* (cbrt z) (cbrt z))) (/ (sqrt x) (cbrt z)) (- (* (/ 1 z) y)))
  (fma (- (/ 1 z)) y (* (/ 1 z) y))
  (fma (/ (sqrt x) (sqrt z)) (/ (sqrt x) (sqrt z)) (- (* (cbrt (/ y z)) (* (cbrt (/ y z)) (cbrt (/ y z))))))
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  (- (sqrt (/ x z)) (sqrt (/ y z)))
  (+ (sqrt (/ x z)) (/ (sqrt y) (sqrt z)))
  (- (sqrt (/ x z)) (/ (sqrt y) (sqrt z)))
  (+ (/ (sqrt x) (sqrt z)) (sqrt (/ y z)))
  (- (/ (sqrt x) (sqrt z)) (sqrt (/ y z)))
  (+ (/ (sqrt x) (sqrt z)) (/ (sqrt y) (sqrt z)))
  (- (/ (sqrt x) (sqrt z)) (/ (sqrt y) (sqrt z)))
  (- (/ x (cbrt z)) (/ y (cbrt z)))
  (- (/ x (sqrt z)) (/ y (sqrt z)))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- x y)
  (- (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
12.086 * * [simplify]: iteration  0 :  310  enodes  (cost  7884 )
12.133 * * [simplify]: iteration  1 :  682  enodes  (cost  6890 )
12.264 * * [simplify]: iteration  2 :  1772  enodes  (cost  4963 )
12.897 * * [simplify]: iteration  done :  5000  enodes  (cost  4911 )
12.899 * [simplify]: Simplified to:
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  (* (/ y z) 0)
  (- (* (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z))) (/ y z))
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  (- (pow (/ (cbrt y) (cbrt z)) 3) (pow (/ (cbrt y) (cbrt z)) 3))
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  (fma (* (cbrt (/ x z)) (cbrt (/ x z))) (cbrt (/ x z)) (/ (- (pow (cbrt y) 3)) z))
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  (fma (/ 1 (sqrt z)) (/ x (sqrt z)) (/ (- (/ y (sqrt z))) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (* (/ 1 (sqrt z)) (/ x (sqrt z))) (/ y z))
  (* (/ y z) 0)
  (- (* (/ 1 (sqrt z)) (/ x (sqrt z))) (/ y z))
  (* (/ y z) 0)
  (- (* (/ 1 (sqrt z)) (/ x (sqrt z))) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (pow (/ (cbrt y) (cbrt z)) 3))
  (- (pow (/ (cbrt y) (cbrt z)) 3) (pow (/ (cbrt y) (cbrt z)) 3))
  (- (/ x z) (/ (/ (pow (cbrt y) 3) (sqrt z)) (sqrt z)))
  (* (/ (* (cbrt y) (cbrt y)) (sqrt z)) (+ (- (/ (cbrt y) (sqrt z))) (/ (cbrt y) (sqrt z))))
  (- (/ x z) (/ (pow (cbrt y) 3) z))
  (- (/ (pow (cbrt y) 3) z) (/ (pow (cbrt y) 3) z))
  (- (/ x z) (/ (/ y (* (cbrt z) (cbrt z))) (cbrt z)))
  (* (/ 1 (* (cbrt z) (cbrt z))) (+ (- (/ y (cbrt z))) (/ y (cbrt z))))
  (- (/ x z) (/ (/ y (sqrt z)) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ (/ y (* (cbrt z) (cbrt z))) (cbrt z)))
  (* (/ 1 (* (cbrt z) (cbrt z))) (+ (- (/ y (cbrt z))) (/ y (cbrt z))))
  (- (/ x z) (/ (/ y (sqrt z)) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (pow (/ (cbrt y) (cbrt z)) 3))
  (- (pow (/ (cbrt y) (cbrt z)) 3) (pow (/ (cbrt y) (cbrt z)) 3))
  (- (/ x z) (/ (/ (pow (cbrt y) 3) (sqrt z)) (sqrt z)))
  (* (/ (* (cbrt y) (cbrt y)) (sqrt z)) (+ (- (/ (cbrt y) (sqrt z))) (/ (cbrt y) (sqrt z))))
  (- (/ x z) (/ (pow (cbrt y) 3) z))
  (- (/ (pow (cbrt y) 3) z) (/ (pow (cbrt y) 3) z))
  (- (/ x z) (/ (/ y (* (cbrt z) (cbrt z))) (cbrt z)))
  (* (/ 1 (* (cbrt z) (cbrt z))) (+ (- (/ y (cbrt z))) (/ y (cbrt z))))
  (- (/ x z) (/ (/ y (sqrt z)) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ (/ y (* (cbrt z) (cbrt z))) (cbrt z)))
  (* (/ 1 (* (cbrt z) (cbrt z))) (+ (- (/ y (cbrt z))) (/ y (cbrt z))))
  (- (/ x z) (/ (/ y (sqrt z)) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (pow (/ (cbrt y) (cbrt z)) 3))
  (- (pow (/ (cbrt y) (cbrt z)) 3) (pow (/ (cbrt y) (cbrt z)) 3))
  (- (/ x z) (/ (/ (pow (cbrt y) 3) (sqrt z)) (sqrt z)))
  (* (/ (* (cbrt y) (cbrt y)) (sqrt z)) (+ (- (/ (cbrt y) (sqrt z))) (/ (cbrt y) (sqrt z))))
  (- (/ x z) (/ (pow (cbrt y) 3) z))
  (- (/ (pow (cbrt y) 3) z) (/ (pow (cbrt y) 3) z))
  (- (/ x z) (/ (/ y (* (cbrt z) (cbrt z))) (cbrt z)))
  (* (/ 1 (* (cbrt z) (cbrt z))) (+ (- (/ y (cbrt z))) (/ y (cbrt z))))
  (- (/ x z) (/ (/ y (sqrt z)) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ (/ y (* (cbrt z) (cbrt z))) (cbrt z)))
  (* (/ 1 (* (cbrt z) (cbrt z))) (+ (- (/ y (cbrt z))) (/ y (cbrt z))))
  (- (/ x z) (/ (/ y (sqrt z)) (sqrt z)))
  (* (/ y (sqrt z)) (+ (/ -1 (sqrt z)) (/ 1 (sqrt z))))
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (- (/ x z) (/ y z))
  (* (/ y z) 0)
  (expm1 (- (/ x z) (/ y z)))
  (log1p (- (/ x z) (/ y z)))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (- (/ y z))
  (exp (- (/ x z) (/ y z)))
  (log (- (/ x z) (/ y z)))
  (exp (- (/ x z) (/ y z)))
  (* (cbrt (- (/ x z) (/ y z))) (cbrt (- (/ x z) (/ y z))))
  (cbrt (- (/ x z) (/ y z)))
  (pow (- (/ x z) (/ y z)) 3)
  (sqrt (- (/ x z) (/ y z)))
  (sqrt (- (/ x z) (/ y z)))
  (- x y)
  (* z (- x y))
  (* z z)
  (- (pow (/ x z) 3) (pow (/ y z) 3))
  (fma (/ x z) (/ x z) (* (/ y z) (+ (/ x z) (/ y z))))
  (- (/ y z))
  (- (* (/ x z) (/ x z)) (* (/ y z) (/ y z)))
  (+ (/ x z) (/ y z))
  (+ (sqrt (/ x z)) (sqrt (/ y z)))
  (- (sqrt (/ x z)) (sqrt (/ y z)))
  (+ (sqrt (/ x z)) (/ (sqrt y) (sqrt z)))
  (- (sqrt (/ x z)) (/ (sqrt y) (sqrt z)))
  (+ (/ (sqrt x) (sqrt z)) (sqrt (/ y z)))
  (- (/ (sqrt x) (sqrt z)) (sqrt (/ y z)))
  (+ (/ (sqrt x) (sqrt z)) (/ (sqrt y) (sqrt z)))
  (- (/ (sqrt x) (sqrt z)) (/ (sqrt y) (sqrt z)))
  (- (/ x (cbrt z)) (/ y (cbrt z)))
  (- (/ x (sqrt z)) (/ y (sqrt z)))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- x y)
  (- (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
12.901 * * * [progress]: adding candidates to table
13.230 * [progress]: [Phase 3 of 3] Extracting.
13.231 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (* (- (- (/ x z) (/ y z)) 0.5) 4.0))> #<alt (λ (x y z) (* (- (/ (- x y) z) 0.5) 4.0))>)
13.231 * * * [regime-changes]: Trying 4 branch expressions: ((- x y) z y x)
13.231 * * * * [regimes]: Trying to branch on (- x y) from (#<alt (λ (x y z) (* (- (- (/ x z) (/ y z)) 0.5) 4.0))> #<alt (λ (x y z) (* (- (/ (- x y) z) 0.5) 4.0))>)
13.243 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (* (- (- (/ x z) (/ y z)) 0.5) 4.0))> #<alt (λ (x y z) (* (- (/ (- x y) z) 0.5) 4.0))>)
13.258 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (* (- (- (/ x z) (/ y z)) 0.5) 4.0))> #<alt (λ (x y z) (* (- (/ (- x y) z) 0.5) 4.0))>)
13.271 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (* (- (- (/ x z) (/ y z)) 0.5) 4.0))> #<alt (λ (x y z) (* (- (/ (- x y) z) 0.5) 4.0))>)
13.283 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
13.283 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (* (- (/ (- x y) z) 0.5) 4.0)
13.284 * * [simplify]: iteration  0 :  9  enodes  (cost  9 )
13.284 * * [simplify]: iteration  1 :  10  enodes  (cost  9 )
13.284 * * [simplify]: iteration  done :  10  enodes  (cost  9 )
13.284 * [simplify]: Simplified to:
   (* (- (/ (- x y) z) 0.5) 4.0)
13.822 * [regime-testing]: Baseline error score: 0.006625828228528566
13.822 * [regime-testing]: Oracle error score: 0.0026253281660207524
13.823 * [regime-testing]: End program error score: 0.006625828228528566
13.844 * [regime-testing]: Target error score: 0.006875859482435304