25.234 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.386 * * * [progress]: [2/2] Setting up program.
0.389 * [progress]: [Phase 2 of 3] Improving.
0.389 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (* 4.0 (- (- x y) (* z 0.5))) z)
0.562 * * [simplify]: iteration  0 :  4942  enodes  (cost  9 )
0.563 * * [simplify]: iteration  1 :  4942  enodes  (cost  9 )
0.563 * [simplify]: Simplified to:
   (* 4.0 (- (/ (- x y) z) 0.5))
0.567 * * [progress]: iteration 1 / 4
0.567 * * * [progress]: picking best candidate
0.570 * * * * [pick]: Picked  #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>
0.570 * * * [progress]: localizing error
0.576 * * * [progress]: generating rewritten candidates
0.576 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 1)
0.583 * * * [progress]: generating series expansions
0.583 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 1)
0.583 * [approximate]: Taking taylor expansion of (/ (- x y) z) in (x y z) around 0
0.583 * [taylor]: Taking taylor expansion of (/ (- x y) z) in z
0.583 * [taylor]: Taking taylor expansion of (- x y) in z
0.583 * [taylor]: Taking taylor expansion of x in z
0.583 * [taylor]: Taking taylor expansion of y in z
0.583 * [taylor]: Taking taylor expansion of z in z
0.583 * [taylor]: Taking taylor expansion of (/ (- x y) z) in y
0.583 * [taylor]: Taking taylor expansion of (- x y) in y
0.583 * [taylor]: Taking taylor expansion of x in y
0.583 * [taylor]: Taking taylor expansion of y in y
0.583 * [taylor]: Taking taylor expansion of z in y
0.583 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
0.583 * [taylor]: Taking taylor expansion of (- x y) in x
0.584 * [taylor]: Taking taylor expansion of x in x
0.584 * [taylor]: Taking taylor expansion of y in x
0.584 * [taylor]: Taking taylor expansion of z in x
0.584 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
0.584 * [taylor]: Taking taylor expansion of (- x y) in x
0.584 * [taylor]: Taking taylor expansion of x in x
0.584 * [taylor]: Taking taylor expansion of y in x
0.584 * [taylor]: Taking taylor expansion of z in x
0.584 * [taylor]: Taking taylor expansion of (* -1 (/ y z)) in y
0.584 * [taylor]: Taking taylor expansion of -1 in y
0.584 * [taylor]: Taking taylor expansion of (/ y z) in y
0.584 * [taylor]: Taking taylor expansion of y in y
0.584 * [taylor]: Taking taylor expansion of z in y
0.584 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.584 * [taylor]: Taking taylor expansion of z in y
0.584 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.584 * [taylor]: Taking taylor expansion of z in z
0.584 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.584 * [taylor]: Taking taylor expansion of -1 in z
0.584 * [taylor]: Taking taylor expansion of z in z
0.584 * [taylor]: Taking taylor expansion of 0 in y
0.584 * [taylor]: Taking taylor expansion of 0 in z
0.584 * [taylor]: Taking taylor expansion of 0 in z
0.584 * [taylor]: Taking taylor expansion of 0 in z
0.585 * [taylor]: Taking taylor expansion of 0 in y
0.585 * [taylor]: Taking taylor expansion of 0 in z
0.585 * [taylor]: Taking taylor expansion of 0 in z
0.585 * [taylor]: Taking taylor expansion of 0 in z
0.585 * [taylor]: Taking taylor expansion of 0 in z
0.585 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in (x y z) around 0
0.585 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in z
0.585 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
0.585 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.585 * [taylor]: Taking taylor expansion of x in z
0.585 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.585 * [taylor]: Taking taylor expansion of y in z
0.585 * [taylor]: Taking taylor expansion of z in z
0.585 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in y
0.585 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.585 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.585 * [taylor]: Taking taylor expansion of x in y
0.585 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.585 * [taylor]: Taking taylor expansion of y in y
0.586 * [taylor]: Taking taylor expansion of z in y
0.586 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
0.586 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.586 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.586 * [taylor]: Taking taylor expansion of x in x
0.586 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.586 * [taylor]: Taking taylor expansion of y in x
0.586 * [taylor]: Taking taylor expansion of z in x
0.586 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
0.586 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.586 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.586 * [taylor]: Taking taylor expansion of x in x
0.586 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.586 * [taylor]: Taking taylor expansion of y in x
0.586 * [taylor]: Taking taylor expansion of z in x
0.586 * [taylor]: Taking taylor expansion of z in y
0.586 * [taylor]: Taking taylor expansion of (neg (/ z y)) in y
0.586 * [taylor]: Taking taylor expansion of (/ z y) in y
0.586 * [taylor]: Taking taylor expansion of z in y
0.586 * [taylor]: Taking taylor expansion of y in y
0.586 * [taylor]: Taking taylor expansion of (neg z) in z
0.586 * [taylor]: Taking taylor expansion of z in z
0.586 * [taylor]: Taking taylor expansion of z in z
0.586 * [taylor]: Taking taylor expansion of 0 in y
0.586 * [taylor]: Taking taylor expansion of 0 in z
0.586 * [taylor]: Taking taylor expansion of 0 in z
0.587 * [taylor]: Taking taylor expansion of 0 in y
0.587 * [taylor]: Taking taylor expansion of 0 in z
0.587 * [taylor]: Taking taylor expansion of 0 in z
0.587 * [taylor]: Taking taylor expansion of 0 in z
0.587 * [approximate]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in (x y z) around 0
0.587 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in z
0.587 * [taylor]: Taking taylor expansion of -1 in z
0.587 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in z
0.587 * [taylor]: Taking taylor expansion of z in z
0.587 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
0.587 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.587 * [taylor]: Taking taylor expansion of y in z
0.587 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.587 * [taylor]: Taking taylor expansion of x in z
0.587 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in y
0.587 * [taylor]: Taking taylor expansion of -1 in y
0.587 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in y
0.587 * [taylor]: Taking taylor expansion of z in y
0.587 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.587 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.587 * [taylor]: Taking taylor expansion of y in y
0.587 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.587 * [taylor]: Taking taylor expansion of x in y
0.587 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
0.588 * [taylor]: Taking taylor expansion of -1 in x
0.588 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
0.588 * [taylor]: Taking taylor expansion of z in x
0.588 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.588 * [taylor]: Taking taylor expansion of y in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.588 * [taylor]: Taking taylor expansion of x in x
0.588 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
0.588 * [taylor]: Taking taylor expansion of -1 in x
0.588 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
0.588 * [taylor]: Taking taylor expansion of z in x
0.588 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.588 * [taylor]: Taking taylor expansion of y in x
0.588 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.588 * [taylor]: Taking taylor expansion of x in x
0.588 * [taylor]: Taking taylor expansion of z in y
0.588 * [taylor]: Taking taylor expansion of (neg (/ z y)) in y
0.588 * [taylor]: Taking taylor expansion of (/ z y) in y
0.588 * [taylor]: Taking taylor expansion of z in y
0.588 * [taylor]: Taking taylor expansion of y in y
0.588 * [taylor]: Taking taylor expansion of (neg z) in z
0.588 * [taylor]: Taking taylor expansion of z in z
0.588 * [taylor]: Taking taylor expansion of z in z
0.588 * [taylor]: Taking taylor expansion of 0 in y
0.588 * [taylor]: Taking taylor expansion of 0 in z
0.589 * [taylor]: Taking taylor expansion of 0 in z
0.589 * [taylor]: Taking taylor expansion of 0 in y
0.589 * [taylor]: Taking taylor expansion of 0 in z
0.589 * [taylor]: Taking taylor expansion of 0 in z
0.589 * [taylor]: Taking taylor expansion of 0 in z
0.589 * * * [progress]: simplifying candidates
0.590 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (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))
  (neg (- x y))
  (neg 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))
0.639 * * [simplify]: iteration  0 :  4966  enodes  (cost  363 )
0.639 * * [simplify]: iteration  1 :  4966  enodes  (cost  363 )
0.641 * [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))
  (neg (- x y))
  (neg 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))
  (* z (+ (* x x) (* y (+ x y))))
  (* z (+ x y))
  (/ (- x y) z)
  (/ (- x y) z)
  (/ (- x y) z)
0.641 * * * [progress]: adding candidates to table
0.676 * * [progress]: iteration 2 / 4
0.676 * * * [progress]: picking best candidate
0.678 * * * * [pick]: Picked  #<alt (λ (x y z) (* 4.0 (- (- (/ x z) (/ y z)) 0.5)))>
0.678 * * * [progress]: localizing error
0.685 * * * [progress]: generating rewritten candidates
0.685 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 1)
0.699 * * * [progress]: generating series expansions
0.699 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 1)
0.699 * [approximate]: Taking taylor expansion of (- (/ x z) (/ y z)) in (x z y) around 0
0.699 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in y
0.699 * [taylor]: Taking taylor expansion of (/ x z) in y
0.699 * [taylor]: Taking taylor expansion of x in y
0.699 * [taylor]: Taking taylor expansion of z in y
0.699 * [taylor]: Taking taylor expansion of (/ y z) in y
0.699 * [taylor]: Taking taylor expansion of y in y
0.700 * [taylor]: Taking taylor expansion of z in y
0.700 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in z
0.700 * [taylor]: Taking taylor expansion of (/ x z) in z
0.700 * [taylor]: Taking taylor expansion of x in z
0.700 * [taylor]: Taking taylor expansion of z in z
0.700 * [taylor]: Taking taylor expansion of (/ y z) in z
0.700 * [taylor]: Taking taylor expansion of y in z
0.700 * [taylor]: Taking taylor expansion of z in z
0.700 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in x
0.700 * [taylor]: Taking taylor expansion of (/ x z) in x
0.700 * [taylor]: Taking taylor expansion of x in x
0.700 * [taylor]: Taking taylor expansion of z in x
0.700 * [taylor]: Taking taylor expansion of (/ y z) in x
0.700 * [taylor]: Taking taylor expansion of y in x
0.700 * [taylor]: Taking taylor expansion of z in x
0.700 * [taylor]: Taking taylor expansion of (- (/ x z) (/ y z)) in x
0.700 * [taylor]: Taking taylor expansion of (/ x z) in x
0.700 * [taylor]: Taking taylor expansion of x in x
0.700 * [taylor]: Taking taylor expansion of z in x
0.700 * [taylor]: Taking taylor expansion of (/ y z) in x
0.700 * [taylor]: Taking taylor expansion of y in x
0.700 * [taylor]: Taking taylor expansion of z in x
0.700 * [taylor]: Taking taylor expansion of (neg (/ y z)) in z
0.700 * [taylor]: Taking taylor expansion of (/ y z) in z
0.700 * [taylor]: Taking taylor expansion of y in z
0.702 * [taylor]: Taking taylor expansion of z in z
0.702 * [taylor]: Taking taylor expansion of (neg y) in y
0.702 * [taylor]: Taking taylor expansion of y in y
0.702 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.702 * [taylor]: Taking taylor expansion of z in z
0.702 * [taylor]: Taking taylor expansion of 1 in y
0.702 * [taylor]: Taking taylor expansion of 0 in y
0.702 * [taylor]: Taking taylor expansion of 0 in z
0.702 * [taylor]: Taking taylor expansion of 0 in y
0.703 * [taylor]: Taking taylor expansion of 0 in y
0.703 * [taylor]: Taking taylor expansion of 0 in z
0.703 * [taylor]: Taking taylor expansion of 0 in y
0.703 * [approximate]: Taking taylor expansion of (- (/ z x) (/ z y)) in (x z y) around 0
0.703 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in y
0.703 * [taylor]: Taking taylor expansion of (/ z x) in y
0.703 * [taylor]: Taking taylor expansion of z in y
0.703 * [taylor]: Taking taylor expansion of x in y
0.703 * [taylor]: Taking taylor expansion of (/ z y) in y
0.703 * [taylor]: Taking taylor expansion of z in y
0.703 * [taylor]: Taking taylor expansion of y in y
0.703 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in z
0.703 * [taylor]: Taking taylor expansion of (/ z x) in z
0.703 * [taylor]: Taking taylor expansion of z in z
0.703 * [taylor]: Taking taylor expansion of x in z
0.703 * [taylor]: Taking taylor expansion of (/ z y) in z
0.703 * [taylor]: Taking taylor expansion of z in z
0.703 * [taylor]: Taking taylor expansion of y in z
0.703 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
0.703 * [taylor]: Taking taylor expansion of (/ z x) in x
0.703 * [taylor]: Taking taylor expansion of z in x
0.703 * [taylor]: Taking taylor expansion of x in x
0.703 * [taylor]: Taking taylor expansion of (/ z y) in x
0.703 * [taylor]: Taking taylor expansion of z in x
0.703 * [taylor]: Taking taylor expansion of y in x
0.704 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
0.704 * [taylor]: Taking taylor expansion of (/ z x) in x
0.704 * [taylor]: Taking taylor expansion of z in x
0.704 * [taylor]: Taking taylor expansion of x in x
0.704 * [taylor]: Taking taylor expansion of (/ z y) in x
0.704 * [taylor]: Taking taylor expansion of z in x
0.704 * [taylor]: Taking taylor expansion of y in x
0.704 * [taylor]: Taking taylor expansion of z in z
0.704 * [taylor]: Taking taylor expansion of 1 in y
0.704 * [taylor]: Taking taylor expansion of (neg (/ z y)) in z
0.704 * [taylor]: Taking taylor expansion of (/ z y) in z
0.704 * [taylor]: Taking taylor expansion of z in z
0.704 * [taylor]: Taking taylor expansion of y in z
0.704 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.704 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.704 * [taylor]: Taking taylor expansion of y in y
0.704 * [taylor]: Taking taylor expansion of 0 in y
0.704 * [taylor]: Taking taylor expansion of 0 in z
0.704 * [taylor]: Taking taylor expansion of 0 in y
0.704 * [taylor]: Taking taylor expansion of 0 in y
0.704 * [taylor]: Taking taylor expansion of 0 in y
0.705 * [taylor]: Taking taylor expansion of 0 in z
0.705 * [taylor]: Taking taylor expansion of 0 in y
0.705 * [taylor]: Taking taylor expansion of 0 in y
0.705 * [taylor]: Taking taylor expansion of 0 in y
0.705 * [taylor]: Taking taylor expansion of 0 in y
0.705 * [approximate]: Taking taylor expansion of (- (/ z x) (/ z y)) in (x z y) around 0
0.705 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in y
0.705 * [taylor]: Taking taylor expansion of (/ z x) in y
0.705 * [taylor]: Taking taylor expansion of z in y
0.705 * [taylor]: Taking taylor expansion of x in y
0.705 * [taylor]: Taking taylor expansion of (/ z y) in y
0.705 * [taylor]: Taking taylor expansion of z in y
0.705 * [taylor]: Taking taylor expansion of y in y
0.705 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in z
0.705 * [taylor]: Taking taylor expansion of (/ z x) in z
0.705 * [taylor]: Taking taylor expansion of z in z
0.705 * [taylor]: Taking taylor expansion of x in z
0.705 * [taylor]: Taking taylor expansion of (/ z y) in z
0.705 * [taylor]: Taking taylor expansion of z in z
0.705 * [taylor]: Taking taylor expansion of y in z
0.705 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
0.705 * [taylor]: Taking taylor expansion of (/ z x) in x
0.705 * [taylor]: Taking taylor expansion of z in x
0.705 * [taylor]: Taking taylor expansion of x in x
0.705 * [taylor]: Taking taylor expansion of (/ z y) in x
0.705 * [taylor]: Taking taylor expansion of z in x
0.705 * [taylor]: Taking taylor expansion of y in x
0.705 * [taylor]: Taking taylor expansion of (- (/ z x) (/ z y)) in x
0.705 * [taylor]: Taking taylor expansion of (/ z x) in x
0.705 * [taylor]: Taking taylor expansion of z in x
0.706 * [taylor]: Taking taylor expansion of x in x
0.706 * [taylor]: Taking taylor expansion of (/ z y) in x
0.706 * [taylor]: Taking taylor expansion of z in x
0.706 * [taylor]: Taking taylor expansion of y in x
0.706 * [taylor]: Taking taylor expansion of z in z
0.706 * [taylor]: Taking taylor expansion of 1 in y
0.706 * [taylor]: Taking taylor expansion of (neg (/ z y)) in z
0.706 * [taylor]: Taking taylor expansion of (/ z y) in z
0.706 * [taylor]: Taking taylor expansion of z in z
0.706 * [taylor]: Taking taylor expansion of y in z
0.706 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.706 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.706 * [taylor]: Taking taylor expansion of y in y
0.706 * [taylor]: Taking taylor expansion of 0 in y
0.706 * [taylor]: Taking taylor expansion of 0 in z
0.706 * [taylor]: Taking taylor expansion of 0 in y
0.706 * [taylor]: Taking taylor expansion of 0 in y
0.706 * [taylor]: Taking taylor expansion of 0 in y
0.707 * [taylor]: Taking taylor expansion of 0 in z
0.707 * [taylor]: Taking taylor expansion of 0 in y
0.707 * [taylor]: Taking taylor expansion of 0 in y
0.707 * [taylor]: Taking taylor expansion of 0 in y
0.707 * [taylor]: Taking taylor expansion of 0 in y
0.707 * * * [progress]: simplifying candidates
0.707 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (exp (/ x z)) (exp (/ 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)))
  (* (* (- (/ x z) (/ y z)) (- (/ x z) (/ y z))) (- (/ x z) (/ y z)))
  (sqrt (- (/ x z) (/ y z)))
  (sqrt (- (/ x z) (/ y z)))
  (- x y)
  (- (* x z) (* z y))
  (* z z)
  (- (pow (/ x z) 3) (pow (/ y z) 3))
  (+ (* (/ x z) (/ x z)) (+ (* (/ y z) (/ y z)) (* (/ x z) (/ y z))))
  (neg (/ 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)
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
0.739 * * [simplify]: iteration  0 :  6017  enodes  (cost  275 )
0.740 * [simplify]: Simplified to:
   (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))
  (+ (* x (/ x (* z z))) (* (/ y (* z z)) (+ x y)))
  (/ (neg y) z)
  (- (* x (/ x (* z z))) (* y (/ y (* z 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 (/ y z)) (/ (sqrt x) (sqrt z)))
  (- (/ (sqrt x) (sqrt z)) (sqrt (/ y z)))
  (+ (/ (sqrt y) (sqrt z)) (/ (sqrt x) (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)
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
0.741 * * * [progress]: adding candidates to table
0.766 * [progress]: [Phase 3 of 3] Extracting.
0.766 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (* 4.0 (- (- (/ x z) (/ y z)) 0.5)))> #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>)
0.766 * * * [regime-changes]: Trying 4 branch expressions: ((- x y) z y x)
0.766 * * * * [regimes]: Trying to branch on (- x y) from (#<alt (λ (x y z) (* 4.0 (- (- (/ x z) (/ y z)) 0.5)))> #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>)
0.808 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (* 4.0 (- (- (/ x z) (/ y z)) 0.5)))> #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>)
0.846 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (* 4.0 (- (- (/ x z) (/ y z)) 0.5)))> #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>)
0.886 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (* 4.0 (- (- (/ x z) (/ y z)) 0.5)))> #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>)
0.926 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.926 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* 4.0 (- (- (/ x z) (/ y z)) 0.5))
0.927 * * [simplify]: iteration  0 :  11  enodes  (cost  11 )
0.927 * * [simplify]: iteration  1 :  11  enodes  (cost  11 )
0.927 * [simplify]: Simplified to:
   (* 4.0 (- (- (/ x z) (/ y z)) 0.5))
2.079 * [regime-testing]: End program error score: 0.009400211628262378
2.162 * [regime-testing]: Target error score: 0.009900274136075854