13.413 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.023 * * * [progress]: [2/2] Setting up program.
0.025 * [progress]: [Phase 2 of 3] Improving.
0.026 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ 1.0 (/ (* 4.0 (- (+ x (* y 0.75)) z)) y))
0.027 * * [simplify]: iteration  0 :  12  enodes  (cost  13 )
0.028 * * [simplify]: iteration  1 :  22  enodes  (cost  13 )
0.031 * * [simplify]: iteration  2 :  45  enodes  (cost  13 )
0.038 * * [simplify]: iteration  3 :  97  enodes  (cost  13 )
0.054 * * [simplify]: iteration  4 :  186  enodes  (cost  13 )
0.090 * * [simplify]: iteration  5 :  302  enodes  (cost  13 )
0.158 * * [simplify]: iteration  6 :  457  enodes  (cost  13 )
0.292 * * [simplify]: iteration  7 :  676  enodes  (cost  11 )
0.539 * * [simplify]: iteration  8 :  1190  enodes  (cost  11 )
2.133 * * [simplify]: iteration  9 :  3238  enodes  (cost  11 )
3.509 * * [simplify]: iteration  done :  5001  enodes  (cost  11 )
3.509 * [simplify]: Simplified to:
   (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0)
3.512 * * [progress]: iteration 1 / 4
3.512 * * * [progress]: picking best candidate
3.514 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0))>
3.514 * * * [progress]: localizing error
3.522 * * * [progress]: generating rewritten candidates
3.522 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1 2)
3.531 * * * [progress]: generating series expansions
3.531 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1 2)
3.531 * [approximate]: Taking taylor expansion of (/ (- x z) y) in (x z y) around 0
3.531 * [taylor]: Taking taylor expansion of (/ (- x z) y) in y
3.531 * [taylor]: Taking taylor expansion of (- x z) in y
3.531 * [taylor]: Taking taylor expansion of x in y
3.531 * [taylor]: Taking taylor expansion of z in y
3.531 * [taylor]: Taking taylor expansion of y in y
3.531 * [taylor]: Taking taylor expansion of (/ (- x z) y) in z
3.531 * [taylor]: Taking taylor expansion of (- x z) in z
3.531 * [taylor]: Taking taylor expansion of x in z
3.531 * [taylor]: Taking taylor expansion of z in z
3.531 * [taylor]: Taking taylor expansion of y in z
3.532 * [taylor]: Taking taylor expansion of (/ (- x z) y) in x
3.532 * [taylor]: Taking taylor expansion of (- x z) in x
3.532 * [taylor]: Taking taylor expansion of x in x
3.532 * [taylor]: Taking taylor expansion of z in x
3.532 * [taylor]: Taking taylor expansion of y in x
3.532 * [taylor]: Taking taylor expansion of (/ (- x z) y) in x
3.532 * [taylor]: Taking taylor expansion of (- x z) in x
3.532 * [taylor]: Taking taylor expansion of x in x
3.532 * [taylor]: Taking taylor expansion of z in x
3.532 * [taylor]: Taking taylor expansion of y in x
3.532 * [taylor]: Taking taylor expansion of (* -1 (/ z y)) in z
3.532 * [taylor]: Taking taylor expansion of -1 in z
3.532 * [taylor]: Taking taylor expansion of (/ z y) in z
3.532 * [taylor]: Taking taylor expansion of z in z
3.532 * [taylor]: Taking taylor expansion of y in z
3.533 * [taylor]: Taking taylor expansion of (/ 1 y) in z
3.533 * [taylor]: Taking taylor expansion of y in z
3.533 * [taylor]: Taking taylor expansion of (/ 1 y) in y
3.533 * [taylor]: Taking taylor expansion of y in y
3.534 * [taylor]: Taking taylor expansion of (/ -1 y) in y
3.534 * [taylor]: Taking taylor expansion of -1 in y
3.534 * [taylor]: Taking taylor expansion of y in y
3.535 * [taylor]: Taking taylor expansion of 0 in z
3.535 * [taylor]: Taking taylor expansion of 0 in y
3.535 * [taylor]: Taking taylor expansion of 0 in y
3.535 * [taylor]: Taking taylor expansion of 0 in y
3.537 * [taylor]: Taking taylor expansion of 0 in z
3.537 * [taylor]: Taking taylor expansion of 0 in y
3.537 * [taylor]: Taking taylor expansion of 0 in y
3.537 * [taylor]: Taking taylor expansion of 0 in y
3.538 * [taylor]: Taking taylor expansion of 0 in y
3.544 * [approximate]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 z))) in (x z y) around 0
3.544 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 z))) in y
3.544 * [taylor]: Taking taylor expansion of y in y
3.544 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in y
3.544 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.544 * [taylor]: Taking taylor expansion of x in y
3.544 * [taylor]: Taking taylor expansion of (/ 1 z) in y
3.544 * [taylor]: Taking taylor expansion of z in y
3.544 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 z))) in z
3.544 * [taylor]: Taking taylor expansion of y in z
3.544 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in z
3.544 * [taylor]: Taking taylor expansion of (/ 1 x) in z
3.544 * [taylor]: Taking taylor expansion of x in z
3.544 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.544 * [taylor]: Taking taylor expansion of z in z
3.545 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 z))) in x
3.545 * [taylor]: Taking taylor expansion of y in x
3.545 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in x
3.545 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.545 * [taylor]: Taking taylor expansion of x in x
3.546 * [taylor]: Taking taylor expansion of (/ 1 z) in x
3.546 * [taylor]: Taking taylor expansion of z in x
3.546 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 z))) in x
3.546 * [taylor]: Taking taylor expansion of y in x
3.546 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 z)) in x
3.546 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.546 * [taylor]: Taking taylor expansion of x in x
3.546 * [taylor]: Taking taylor expansion of (/ 1 z) in x
3.546 * [taylor]: Taking taylor expansion of z in x
3.547 * [taylor]: Taking taylor expansion of y in z
3.547 * [taylor]: Taking taylor expansion of (- (/ y z)) in z
3.548 * [taylor]: Taking taylor expansion of (/ y z) in z
3.548 * [taylor]: Taking taylor expansion of y in z
3.548 * [taylor]: Taking taylor expansion of z in z
3.548 * [taylor]: Taking taylor expansion of (- y) in y
3.548 * [taylor]: Taking taylor expansion of y in y
3.548 * [taylor]: Taking taylor expansion of y in y
3.549 * [taylor]: Taking taylor expansion of 0 in z
3.550 * [taylor]: Taking taylor expansion of 0 in y
3.550 * [taylor]: Taking taylor expansion of 0 in y
3.552 * [taylor]: Taking taylor expansion of 0 in z
3.553 * [taylor]: Taking taylor expansion of 0 in y
3.554 * [taylor]: Taking taylor expansion of 0 in y
3.554 * [taylor]: Taking taylor expansion of 0 in y
3.554 * [approximate]: Taking taylor expansion of (* -1 (* y (- (/ 1 z) (/ 1 x)))) in (x z y) around 0
3.554 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 z) (/ 1 x)))) in y
3.555 * [taylor]: Taking taylor expansion of -1 in y
3.555 * [taylor]: Taking taylor expansion of (* y (- (/ 1 z) (/ 1 x))) in y
3.555 * [taylor]: Taking taylor expansion of y in y
3.555 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in y
3.555 * [taylor]: Taking taylor expansion of (/ 1 z) in y
3.555 * [taylor]: Taking taylor expansion of z in y
3.555 * [taylor]: Taking taylor expansion of (/ 1 x) in y
3.555 * [taylor]: Taking taylor expansion of x in y
3.555 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 z) (/ 1 x)))) in z
3.555 * [taylor]: Taking taylor expansion of -1 in z
3.555 * [taylor]: Taking taylor expansion of (* y (- (/ 1 z) (/ 1 x))) in z
3.555 * [taylor]: Taking taylor expansion of y in z
3.555 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in z
3.555 * [taylor]: Taking taylor expansion of (/ 1 z) in z
3.555 * [taylor]: Taking taylor expansion of z in z
3.555 * [taylor]: Taking taylor expansion of (/ 1 x) in z
3.555 * [taylor]: Taking taylor expansion of x in z
3.555 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 z) (/ 1 x)))) in x
3.555 * [taylor]: Taking taylor expansion of -1 in x
3.555 * [taylor]: Taking taylor expansion of (* y (- (/ 1 z) (/ 1 x))) in x
3.555 * [taylor]: Taking taylor expansion of y in x
3.555 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in x
3.555 * [taylor]: Taking taylor expansion of (/ 1 z) in x
3.555 * [taylor]: Taking taylor expansion of z in x
3.555 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.555 * [taylor]: Taking taylor expansion of x in x
3.556 * [taylor]: Taking taylor expansion of (* -1 (* y (- (/ 1 z) (/ 1 x)))) in x
3.556 * [taylor]: Taking taylor expansion of -1 in x
3.556 * [taylor]: Taking taylor expansion of (* y (- (/ 1 z) (/ 1 x))) in x
3.556 * [taylor]: Taking taylor expansion of y in x
3.556 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 x)) in x
3.556 * [taylor]: Taking taylor expansion of (/ 1 z) in x
3.556 * [taylor]: Taking taylor expansion of z in x
3.556 * [taylor]: Taking taylor expansion of (/ 1 x) in x
3.556 * [taylor]: Taking taylor expansion of x in x
3.557 * [taylor]: Taking taylor expansion of y in z
3.558 * [taylor]: Taking taylor expansion of (- (/ y z)) in z
3.558 * [taylor]: Taking taylor expansion of (/ y z) in z
3.558 * [taylor]: Taking taylor expansion of y in z
3.558 * [taylor]: Taking taylor expansion of z in z
3.558 * [taylor]: Taking taylor expansion of (- y) in y
3.558 * [taylor]: Taking taylor expansion of y in y
3.559 * [taylor]: Taking taylor expansion of y in y
3.560 * [taylor]: Taking taylor expansion of 0 in z
3.561 * [taylor]: Taking taylor expansion of 0 in y
3.561 * [taylor]: Taking taylor expansion of 0 in y
3.564 * [taylor]: Taking taylor expansion of 0 in z
3.564 * [taylor]: Taking taylor expansion of 0 in y
3.565 * [taylor]: Taking taylor expansion of 0 in y
3.565 * [taylor]: Taking taylor expansion of 0 in y
3.566 * * * [progress]: simplifying candidates
3.567 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (log (- x z)) (log y))
  (log (/ (- x z) y))
  (exp (/ (- x z) y))
  (/ (* (* (- x z) (- x z)) (- x z)) (* (* y y) y))
  (* (cbrt (/ (- x z) y)) (cbrt (/ (- x z) y)))
  (cbrt (/ (- x z) y))
  (* (* (/ (- x z) y) (/ (- x z) y)) (/ (- x z) y))
  (sqrt (/ (- x z) y))
  (sqrt (/ (- x z) y))
  (- (- x z))
  (- y)
  (/ x y)
  (/ z y)
  (/ (* (cbrt (- x z)) (cbrt (- x z))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (- x z)) (cbrt y))
  (/ (* (cbrt (- x z)) (cbrt (- x z))) (sqrt y))
  (/ (cbrt (- x z)) (sqrt y))
  (/ (* (cbrt (- x z)) (cbrt (- x z))) 1)
  (/ (cbrt (- x z)) y)
  (/ (sqrt (- x z)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (- x z)) (cbrt y))
  (/ (sqrt (- x z)) (sqrt y))
  (/ (sqrt (- x z)) (sqrt y))
  (/ (sqrt (- x z)) 1)
  (/ (sqrt (- x z)) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x z) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x z) (sqrt y))
  (/ 1 1)
  (/ (- x z) y)
  (/ (+ (sqrt x) (sqrt z)) (* (cbrt y) (cbrt y)))
  (/ (- (sqrt x) (sqrt z)) (cbrt y))
  (/ (+ (sqrt x) (sqrt z)) (sqrt y))
  (/ (- (sqrt x) (sqrt z)) (sqrt y))
  (/ (+ (sqrt x) (sqrt z)) 1)
  (/ (- (sqrt x) (sqrt z)) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x z) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x z) (sqrt y))
  (/ 1 1)
  (/ (- x z) y)
  (/ 1 y)
  (/ y (- x z))
  (/ (- x z) (* (cbrt y) (cbrt y)))
  (/ (- x z) (sqrt y))
  (/ (- x z) 1)
  (/ y (cbrt (- x z)))
  (/ y (sqrt (- x z)))
  (/ y (- x z))
  (/ y (- (sqrt x) (sqrt z)))
  (/ y (- x z))
  (* y (+ (* x x) (+ (* z z) (* x z))))
  (* y (+ x z))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
3.569 * * [simplify]: iteration  0 :  73  enodes  (cost  404 )
3.580 * * [simplify]: iteration  1 :  156  enodes  (cost  383 )
3.616 * * [simplify]: iteration  2 :  344  enodes  (cost  363 )
3.730 * * [simplify]: iteration  3 :  840  enodes  (cost  363 )
4.055 * * [simplify]: iteration  4 :  1964  enodes  (cost  362 )
5.751 * * [simplify]: iteration  done :  5001  enodes  (cost  362 )
5.751 * [simplify]: Simplified to:
   (log (/ (- x z) y))
  (log (/ (- x z) y))
  (exp (/ (- x z) y))
  (pow (/ (- x z) y) 3)
  (* (cbrt (/ (- x z) y)) (cbrt (/ (- x z) y)))
  (cbrt (/ (- x z) y))
  (pow (/ (- x z) y) 3)
  (sqrt (/ (- x z) y))
  (sqrt (/ (- x z) y))
  (- z x)
  (- y)
  (/ x y)
  (/ z y)
  (/ (* (cbrt (- x z)) (cbrt (- x z))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (- x z)) (cbrt y))
  (/ (* (cbrt (- x z)) (cbrt (- x z))) (sqrt y))
  (/ (cbrt (- x z)) (sqrt y))
  (* (cbrt (- x z)) (cbrt (- x z)))
  (/ (cbrt (- x z)) y)
  (/ (sqrt (- x z)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (- x z)) (cbrt y))
  (/ (sqrt (- x z)) (sqrt y))
  (/ (sqrt (- x z)) (sqrt y))
  (sqrt (- x z))
  (/ (sqrt (- x z)) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x z) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x z) (sqrt y))
  1
  (/ (- x z) y)
  (/ (+ (sqrt x) (sqrt z)) (* (cbrt y) (cbrt y)))
  (/ (- (sqrt x) (sqrt z)) (cbrt y))
  (/ (+ (sqrt x) (sqrt z)) (sqrt y))
  (/ (- (sqrt x) (sqrt z)) (sqrt y))
  (+ (sqrt x) (sqrt z))
  (/ (- (sqrt x) (sqrt z)) y)
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (- x z) (cbrt y))
  (/ 1 (sqrt y))
  (/ (- x z) (sqrt y))
  1
  (/ (- x z) y)
  (/ 1 y)
  (/ y (- x z))
  (/ (- x z) (* (cbrt y) (cbrt y)))
  (/ (- x z) (sqrt y))
  (- x z)
  (/ y (cbrt (- x z)))
  (/ y (sqrt (- x z)))
  (/ y (- x z))
  (/ y (- (sqrt x) (sqrt z)))
  (/ y (- x z))
  (* (+ (* z (+ x z)) (* x x)) y)
  (* y (+ x z))
  (/ (- x z) y)
  (/ (- x z) y)
  (/ (- x z) y)
5.751 * * * [progress]: adding candidates to table
5.838 * * [progress]: iteration 2 / 4
5.838 * * * [progress]: picking best candidate
5.840 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* (+ 0.75 (- (/ x y) (/ z y))) 4.0) 1.0))>
5.840 * * * [progress]: localizing error
5.849 * * * [progress]: generating rewritten candidates
5.849 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1 1 2)
5.869 * * * [progress]: generating series expansions
5.869 * * * * [progress]: [ 1 / 1 ] generating series at (2 1 1 2)
5.869 * [approximate]: Taking taylor expansion of (- (/ x y) (/ z y)) in (x y z) around 0
5.869 * [taylor]: Taking taylor expansion of (- (/ x y) (/ z y)) in z
5.869 * [taylor]: Taking taylor expansion of (/ x y) in z
5.869 * [taylor]: Taking taylor expansion of x in z
5.869 * [taylor]: Taking taylor expansion of y in z
5.869 * [taylor]: Taking taylor expansion of (/ z y) in z
5.869 * [taylor]: Taking taylor expansion of z in z
5.869 * [taylor]: Taking taylor expansion of y in z
5.869 * [taylor]: Taking taylor expansion of (- (/ x y) (/ z y)) in y
5.869 * [taylor]: Taking taylor expansion of (/ x y) in y
5.870 * [taylor]: Taking taylor expansion of x in y
5.870 * [taylor]: Taking taylor expansion of y in y
5.870 * [taylor]: Taking taylor expansion of (/ z y) in y
5.870 * [taylor]: Taking taylor expansion of z in y
5.870 * [taylor]: Taking taylor expansion of y in y
5.870 * [taylor]: Taking taylor expansion of (- (/ x y) (/ z y)) in x
5.870 * [taylor]: Taking taylor expansion of (/ x y) in x
5.870 * [taylor]: Taking taylor expansion of x in x
5.870 * [taylor]: Taking taylor expansion of y in x
5.870 * [taylor]: Taking taylor expansion of (/ z y) in x
5.870 * [taylor]: Taking taylor expansion of z in x
5.870 * [taylor]: Taking taylor expansion of y in x
5.870 * [taylor]: Taking taylor expansion of (- (/ x y) (/ z y)) in x
5.870 * [taylor]: Taking taylor expansion of (/ x y) in x
5.870 * [taylor]: Taking taylor expansion of x in x
5.870 * [taylor]: Taking taylor expansion of y in x
5.870 * [taylor]: Taking taylor expansion of (/ z y) in x
5.870 * [taylor]: Taking taylor expansion of z in x
5.870 * [taylor]: Taking taylor expansion of y in x
5.870 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
5.870 * [taylor]: Taking taylor expansion of (/ z y) in y
5.870 * [taylor]: Taking taylor expansion of z in y
5.870 * [taylor]: Taking taylor expansion of y in y
5.870 * [taylor]: Taking taylor expansion of (- z) in z
5.870 * [taylor]: Taking taylor expansion of z in z
5.871 * [taylor]: Taking taylor expansion of (/ 1 y) in y
5.871 * [taylor]: Taking taylor expansion of y in y
5.872 * [taylor]: Taking taylor expansion of 1 in z
5.873 * [taylor]: Taking taylor expansion of 0 in z
5.874 * [taylor]: Taking taylor expansion of 0 in y
5.874 * [taylor]: Taking taylor expansion of 0 in z
5.875 * [taylor]: Taking taylor expansion of 0 in z
5.876 * [taylor]: Taking taylor expansion of 0 in y
5.877 * [taylor]: Taking taylor expansion of 0 in z
5.877 * [approximate]: Taking taylor expansion of (- (/ y x) (/ y z)) in (x y z) around 0
5.877 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in z
5.877 * [taylor]: Taking taylor expansion of (/ y x) in z
5.877 * [taylor]: Taking taylor expansion of y in z
5.877 * [taylor]: Taking taylor expansion of x in z
5.877 * [taylor]: Taking taylor expansion of (/ y z) in z
5.877 * [taylor]: Taking taylor expansion of y in z
5.877 * [taylor]: Taking taylor expansion of z in z
5.877 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in y
5.877 * [taylor]: Taking taylor expansion of (/ y x) in y
5.877 * [taylor]: Taking taylor expansion of y in y
5.877 * [taylor]: Taking taylor expansion of x in y
5.877 * [taylor]: Taking taylor expansion of (/ y z) in y
5.877 * [taylor]: Taking taylor expansion of y in y
5.877 * [taylor]: Taking taylor expansion of z in y
5.877 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in x
5.877 * [taylor]: Taking taylor expansion of (/ y x) in x
5.877 * [taylor]: Taking taylor expansion of y in x
5.877 * [taylor]: Taking taylor expansion of x in x
5.877 * [taylor]: Taking taylor expansion of (/ y z) in x
5.877 * [taylor]: Taking taylor expansion of y in x
5.877 * [taylor]: Taking taylor expansion of z in x
5.877 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in x
5.877 * [taylor]: Taking taylor expansion of (/ y x) in x
5.877 * [taylor]: Taking taylor expansion of y in x
5.877 * [taylor]: Taking taylor expansion of x in x
5.877 * [taylor]: Taking taylor expansion of (/ y z) in x
5.877 * [taylor]: Taking taylor expansion of y in x
5.878 * [taylor]: Taking taylor expansion of z in x
5.878 * [taylor]: Taking taylor expansion of y in y
5.878 * [taylor]: Taking taylor expansion of 1 in z
5.879 * [taylor]: Taking taylor expansion of (- (/ y z)) in y
5.879 * [taylor]: Taking taylor expansion of (/ y z) in y
5.879 * [taylor]: Taking taylor expansion of y in y
5.879 * [taylor]: Taking taylor expansion of z in y
5.879 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
5.879 * [taylor]: Taking taylor expansion of (/ 1 z) in z
5.879 * [taylor]: Taking taylor expansion of z in z
5.879 * [taylor]: Taking taylor expansion of 0 in z
5.881 * [taylor]: Taking taylor expansion of 0 in y
5.881 * [taylor]: Taking taylor expansion of 0 in z
5.882 * [taylor]: Taking taylor expansion of 0 in z
5.882 * [taylor]: Taking taylor expansion of 0 in z
5.884 * [taylor]: Taking taylor expansion of 0 in y
5.884 * [taylor]: Taking taylor expansion of 0 in z
5.884 * [taylor]: Taking taylor expansion of 0 in z
5.885 * [taylor]: Taking taylor expansion of 0 in z
5.885 * [taylor]: Taking taylor expansion of 0 in z
5.885 * [approximate]: Taking taylor expansion of (- (/ y x) (/ y z)) in (x y z) around 0
5.885 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in z
5.885 * [taylor]: Taking taylor expansion of (/ y x) in z
5.885 * [taylor]: Taking taylor expansion of y in z
5.885 * [taylor]: Taking taylor expansion of x in z
5.885 * [taylor]: Taking taylor expansion of (/ y z) in z
5.885 * [taylor]: Taking taylor expansion of y in z
5.885 * [taylor]: Taking taylor expansion of z in z
5.885 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in y
5.885 * [taylor]: Taking taylor expansion of (/ y x) in y
5.885 * [taylor]: Taking taylor expansion of y in y
5.885 * [taylor]: Taking taylor expansion of x in y
5.885 * [taylor]: Taking taylor expansion of (/ y z) in y
5.885 * [taylor]: Taking taylor expansion of y in y
5.885 * [taylor]: Taking taylor expansion of z in y
5.886 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in x
5.886 * [taylor]: Taking taylor expansion of (/ y x) in x
5.886 * [taylor]: Taking taylor expansion of y in x
5.886 * [taylor]: Taking taylor expansion of x in x
5.886 * [taylor]: Taking taylor expansion of (/ y z) in x
5.886 * [taylor]: Taking taylor expansion of y in x
5.886 * [taylor]: Taking taylor expansion of z in x
5.886 * [taylor]: Taking taylor expansion of (- (/ y x) (/ y z)) in x
5.886 * [taylor]: Taking taylor expansion of (/ y x) in x
5.886 * [taylor]: Taking taylor expansion of y in x
5.886 * [taylor]: Taking taylor expansion of x in x
5.886 * [taylor]: Taking taylor expansion of (/ y z) in x
5.886 * [taylor]: Taking taylor expansion of y in x
5.886 * [taylor]: Taking taylor expansion of z in x
5.886 * [taylor]: Taking taylor expansion of y in y
5.886 * [taylor]: Taking taylor expansion of 1 in z
5.887 * [taylor]: Taking taylor expansion of (- (/ y z)) in y
5.887 * [taylor]: Taking taylor expansion of (/ y z) in y
5.887 * [taylor]: Taking taylor expansion of y in y
5.887 * [taylor]: Taking taylor expansion of z in y
5.887 * [taylor]: Taking taylor expansion of (- (/ 1 z)) in z
5.887 * [taylor]: Taking taylor expansion of (/ 1 z) in z
5.887 * [taylor]: Taking taylor expansion of z in z
5.888 * [taylor]: Taking taylor expansion of 0 in z
5.889 * [taylor]: Taking taylor expansion of 0 in y
5.889 * [taylor]: Taking taylor expansion of 0 in z
5.890 * [taylor]: Taking taylor expansion of 0 in z
5.890 * [taylor]: Taking taylor expansion of 0 in z
5.892 * [taylor]: Taking taylor expansion of 0 in y
5.892 * [taylor]: Taking taylor expansion of 0 in z
5.892 * [taylor]: Taking taylor expansion of 0 in z
5.893 * [taylor]: Taking taylor expansion of 0 in z
5.893 * [taylor]: Taking taylor expansion of 0 in z
5.893 * * * [progress]: simplifying candidates
5.893 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (exp (/ x y)) (exp (/ z y)))
  (log (- (/ x y) (/ z y)))
  (exp (- (/ x y) (/ z y)))
  (* (cbrt (- (/ x y) (/ z y))) (cbrt (- (/ x y) (/ z y))))
  (cbrt (- (/ x y) (/ z y)))
  (* (* (- (/ x y) (/ z y)) (- (/ x y) (/ z y))) (- (/ x y) (/ z y)))
  (sqrt (- (/ x y) (/ z y)))
  (sqrt (- (/ x y) (/ z y)))
  (- x z)
  (- (* x y) (* y z))
  (* y y)
  (- (pow (/ x y) 3) (pow (/ z y) 3))
  (+ (* (/ x y) (/ x y)) (+ (* (/ z y) (/ z y)) (* (/ x y) (/ z y))))
  (- (/ z y))
  (- (* (/ x y) (/ x y)) (* (/ z y) (/ z y)))
  (+ (/ x y) (/ z y))
  (+ (sqrt (/ x y)) (sqrt (/ z y)))
  (- (sqrt (/ x y)) (sqrt (/ z y)))
  (+ (sqrt (/ x y)) (/ (sqrt z) (sqrt y)))
  (- (sqrt (/ x y)) (/ (sqrt z) (sqrt y)))
  (+ (/ (sqrt x) (sqrt y)) (sqrt (/ z y)))
  (- (/ (sqrt x) (sqrt y)) (sqrt (/ z y)))
  (+ (/ (sqrt x) (sqrt y)) (/ (sqrt z) (sqrt y)))
  (- (/ (sqrt x) (sqrt y)) (/ (sqrt z) (sqrt y)))
  (- (/ x (cbrt y)) (/ z (cbrt y)))
  (- (/ x (sqrt y)) (/ z (sqrt y)))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
  (- x z)
  (- (/ z y))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
5.895 * * [simplify]: iteration  0 :  55  enodes  (cost  302 )
5.903 * * [simplify]: iteration  1 :  118  enodes  (cost  297 )
5.921 * * [simplify]: iteration  2 :  241  enodes  (cost  281 )
5.965 * * [simplify]: iteration  3 :  506  enodes  (cost  281 )
6.115 * * [simplify]: iteration  4 :  1304  enodes  (cost  279 )
6.804 * * [simplify]: iteration  5 :  3886  enodes  (cost  279 )
7.892 * * [simplify]: iteration  done :  5001  enodes  (cost  279 )
7.892 * [simplify]: Simplified to:
   (exp (- (/ x y) (/ z y)))
  (log (- (/ x y) (/ z y)))
  (exp (- (/ x y) (/ z y)))
  (* (cbrt (- (/ x y) (/ z y))) (cbrt (- (/ x y) (/ z y))))
  (cbrt (- (/ x y) (/ z y)))
  (pow (- (/ x y) (/ z y)) 3)
  (sqrt (- (/ x y) (/ z y)))
  (sqrt (- (/ x y) (/ z y)))
  (- x z)
  (* y (- x z))
  (* y y)
  (- (pow (/ x y) 3) (pow (/ z y) 3))
  (+ (* (/ z y) (/ z y)) (* (/ x (* y y)) (+ z x)))
  (- (/ z y))
  (- (* (/ x y) (/ x y)) (* (/ z y) (/ z y)))
  (+ (/ x y) (/ z y))
  (+ (sqrt (/ x y)) (sqrt (/ z y)))
  (- (sqrt (/ x y)) (sqrt (/ z y)))
  (+ (sqrt (/ x y)) (/ (sqrt z) (sqrt y)))
  (- (sqrt (/ x y)) (/ (sqrt z) (sqrt y)))
  (+ (/ (sqrt x) (sqrt y)) (sqrt (/ z y)))
  (- (/ (sqrt x) (sqrt y)) (sqrt (/ z y)))
  (+ (/ (sqrt x) (sqrt y)) (/ (sqrt z) (sqrt y)))
  (- (/ (sqrt x) (sqrt y)) (/ (sqrt z) (sqrt y)))
  (- (/ x (cbrt y)) (/ z (cbrt y)))
  (- (/ x (sqrt y)) (/ z (sqrt y)))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
  (- x z)
  (- (/ z y))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
  (- (/ x y) (/ z y))
7.892 * * * [progress]: adding candidates to table
7.957 * [progress]: [Phase 3 of 3] Extracting.
7.957 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0))> #<alt (λ (x y z) (+ (* (+ 0.75 (- (/ x y) (/ z y))) 4.0) 1.0))>)
7.957 * * * [regime-changes]: Trying 3 branch expressions: (z y x)
7.957 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0))> #<alt (λ (x y z) (+ (* (+ 0.75 (- (/ x y) (/ z y))) 4.0) 1.0))>)
7.971 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0))> #<alt (λ (x y z) (+ (* (+ 0.75 (- (/ x y) (/ z y))) 4.0) 1.0))>)
7.986 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0))> #<alt (λ (x y z) (+ (* (+ 0.75 (- (/ x y) (/ z y))) 4.0) 1.0))>)
7.999 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
8.000 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0)
8.000 * * [simplify]: iteration  0 :  11  enodes  (cost  11 )
8.000 * * [simplify]: iteration  1 :  14  enodes  (cost  11 )
8.001 * * [simplify]: iteration  done :  14  enodes  (cost  11 )
8.001 * [simplify]: Simplified to:
   (+ (* (+ 0.75 (/ (- x z) y)) 4.0) 1.0)
8.609 * [regime-testing]: Baseline error score: 0.013352588438812053
8.609 * [regime-testing]: Oracle error score: 0.008351963360677287
8.610 * [regime-testing]: End program error score: 0.013352588438812053