56.358 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.018 * [progress]: [Phase 2 of 3] Improving.
0.018 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- x y) (- z y))
0.020 * * [simplify]: iteration  0 :  12  enodes  (cost  3 )
0.021 * * [simplify]: iteration  1 :  16  enodes  (cost  3 )
0.022 * * [simplify]: iteration  2 :  18  enodes  (cost  3 )
0.023 * * [simplify]: iteration  3 :  18  enodes  (cost  3 )
0.023 * [simplify]: Simplified to:
   (/ (- x y) (- z y))
0.023 * * [progress]: iteration 1 / 4
0.023 * * * [progress]: picking best candidate
0.026 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (- x y) (- z y)))>
0.026 * * * [progress]: localizing error
0.030 * * * [progress]: generating rewritten candidates
0.030 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.039 * * * [progress]: generating series expansions
0.039 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.040 * [approximate]: Taking taylor expansion of (/ (- x y) (- z y)) in (x y z) around 0
0.040 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in z
0.040 * [taylor]: Taking taylor expansion of (- x y) in z
0.040 * [taylor]: Taking taylor expansion of x in z
0.040 * [taylor]: Taking taylor expansion of y in z
0.040 * [taylor]: Taking taylor expansion of (- z y) in z
0.040 * [taylor]: Taking taylor expansion of z in z
0.040 * [taylor]: Taking taylor expansion of y in z
0.040 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in y
0.040 * [taylor]: Taking taylor expansion of (- x y) in y
0.040 * [taylor]: Taking taylor expansion of x in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of (- z y) in y
0.040 * [taylor]: Taking taylor expansion of z in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in x
0.040 * [taylor]: Taking taylor expansion of (- x y) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of y in x
0.040 * [taylor]: Taking taylor expansion of (- z y) in x
0.040 * [taylor]: Taking taylor expansion of z in x
0.040 * [taylor]: Taking taylor expansion of y in x
0.040 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in x
0.040 * [taylor]: Taking taylor expansion of (- x y) in x
0.040 * [taylor]: Taking taylor expansion of x in x
0.040 * [taylor]: Taking taylor expansion of y in x
0.040 * [taylor]: Taking taylor expansion of (- z y) in x
0.040 * [taylor]: Taking taylor expansion of z in x
0.040 * [taylor]: Taking taylor expansion of y in x
0.040 * [taylor]: Taking taylor expansion of (* -1 (/ y (- z y))) in y
0.040 * [taylor]: Taking taylor expansion of -1 in y
0.040 * [taylor]: Taking taylor expansion of (/ y (- z y)) in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.040 * [taylor]: Taking taylor expansion of (- z y) in y
0.040 * [taylor]: Taking taylor expansion of z in y
0.040 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of (/ 1 (- z y)) in y
0.041 * [taylor]: Taking taylor expansion of (- z y) in y
0.041 * [taylor]: Taking taylor expansion of z in y
0.041 * [taylor]: Taking taylor expansion of y in y
0.041 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.041 * [taylor]: Taking taylor expansion of z in z
0.041 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.041 * [taylor]: Taking taylor expansion of -1 in z
0.041 * [taylor]: Taking taylor expansion of z in z
0.041 * [taylor]: Taking taylor expansion of 0 in y
0.041 * [taylor]: Taking taylor expansion of 0 in z
0.041 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
0.041 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.041 * [taylor]: Taking taylor expansion of z in z
0.042 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow z 2))) in z
0.042 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
0.042 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.042 * [taylor]: Taking taylor expansion of z in z
0.042 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in (x y z) around 0
0.042 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in z
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
0.042 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.042 * [taylor]: Taking taylor expansion of x in z
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.042 * [taylor]: Taking taylor expansion of y in z
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in z
0.042 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.042 * [taylor]: Taking taylor expansion of z in z
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.042 * [taylor]: Taking taylor expansion of y in z
0.042 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in y
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.042 * [taylor]: Taking taylor expansion of x in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.042 * [taylor]: Taking taylor expansion of y in y
0.042 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.042 * [taylor]: Taking taylor expansion of z in y
0.042 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.042 * [taylor]: Taking taylor expansion of y in y
0.043 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.043 * [taylor]: Taking taylor expansion of z in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.043 * [taylor]: Taking taylor expansion of x in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.043 * [taylor]: Taking taylor expansion of z in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.043 * [taylor]: Taking taylor expansion of y in x
0.043 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 z) (/ 1 y))) in y
0.043 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.043 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.043 * [taylor]: Taking taylor expansion of z in y
0.043 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.043 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of (neg (/ 1 (* y (- (/ 1 z) (/ 1 y))))) in y
0.044 * [taylor]: Taking taylor expansion of (/ 1 (* y (- (/ 1 z) (/ 1 y)))) in y
0.044 * [taylor]: Taking taylor expansion of (* y (- (/ 1 z) (/ 1 y))) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.044 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.044 * [taylor]: Taking taylor expansion of z in y
0.044 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.044 * [taylor]: Taking taylor expansion of y in y
0.044 * [taylor]: Taking taylor expansion of 1 in z
0.044 * [taylor]: Taking taylor expansion of -1 in z
0.045 * [taylor]: Taking taylor expansion of 0 in y
0.045 * [taylor]: Taking taylor expansion of 0 in z
0.045 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.045 * [taylor]: Taking taylor expansion of z in z
0.045 * [taylor]: Taking taylor expansion of (neg (/ 1 z)) in z
0.045 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.045 * [taylor]: Taking taylor expansion of z in z
0.045 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in (x y z) around 0
0.045 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in z
0.045 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.045 * [taylor]: Taking taylor expansion of y in z
0.045 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.045 * [taylor]: Taking taylor expansion of x in z
0.045 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in z
0.045 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.045 * [taylor]: Taking taylor expansion of y in z
0.045 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.045 * [taylor]: Taking taylor expansion of z in z
0.046 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in y
0.046 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.046 * [taylor]: Taking taylor expansion of x in y
0.046 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.046 * [taylor]: Taking taylor expansion of y in y
0.046 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.046 * [taylor]: Taking taylor expansion of z in y
0.046 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in x
0.046 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.046 * [taylor]: Taking taylor expansion of z in x
0.046 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in x
0.046 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.046 * [taylor]: Taking taylor expansion of x in x
0.046 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.046 * [taylor]: Taking taylor expansion of y in x
0.046 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.046 * [taylor]: Taking taylor expansion of z in x
0.047 * [taylor]: Taking taylor expansion of (/ -1 (- (/ 1 y) (/ 1 z))) in y
0.047 * [taylor]: Taking taylor expansion of -1 in y
0.047 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.047 * [taylor]: Taking taylor expansion of z in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 y) (/ 1 z)) y)) in y
0.047 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 z)) y) in y
0.047 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.047 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.047 * [taylor]: Taking taylor expansion of z in y
0.047 * [taylor]: Taking taylor expansion of y in y
0.047 * [taylor]: Taking taylor expansion of 1 in z
0.047 * [taylor]: Taking taylor expansion of -1 in z
0.048 * [taylor]: Taking taylor expansion of 0 in y
0.048 * [taylor]: Taking taylor expansion of 0 in z
0.048 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.048 * [taylor]: Taking taylor expansion of z in z
0.048 * [taylor]: Taking taylor expansion of (neg (/ 1 z)) in z
0.048 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.048 * [taylor]: Taking taylor expansion of z in z
0.048 * * * [progress]: simplifying candidates
0.049 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (- (log (- x y)) (log (- z y)))
  (log (/ (- x y) (- z y)))
  (exp (/ (- x y) (- z y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (- z y) (- z 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)))
  (neg (- x y))
  (neg (- z y))
  (/ x (- z y))
  (/ y (- z y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (cbrt (- x y)) (cbrt (- z y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- z y)))
  (/ (cbrt (- x y)) (sqrt (- z y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- z y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt z) (sqrt y)))
  (/ (cbrt (- x y)) (- (sqrt z) (sqrt y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) (- z y))
  (/ (sqrt (- x y)) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (sqrt (- x y)) (cbrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- z y))
  (/ (sqrt (- x y)) (+ (sqrt z) (sqrt y)))
  (/ (sqrt (- x y)) (- (sqrt z) (sqrt y)))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ (- x y) (sqrt (- z y)))
  (/ 1 1)
  (/ (- x y) (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ (- x y) (- (sqrt z) (sqrt y)))
  (/ 1 1)
  (/ (- x y) (- z y))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- z y)))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- z y)))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- z y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- z y))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt z) (sqrt y)))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt z) (sqrt y)))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ (- x y) (sqrt (- z y)))
  (/ 1 1)
  (/ (- x y) (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ (- x y) (- (sqrt z) (sqrt y)))
  (/ 1 1)
  (/ (- x y) (- z y))
  (/ 1 (- z y))
  (/ (- z y) (- x y))
  (/ (- x y) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (sqrt (- z y)))
  (/ (- x y) 1)
  (/ (- x y) (+ (sqrt z) (sqrt y)))
  (/ (- x y) 1)
  (/ (- z y) (cbrt (- x y)))
  (/ (- z y) (sqrt (- x y)))
  (/ (- z y) (- x y))
  (/ (- z y) (- (sqrt x) (sqrt y)))
  (/ (- z y) (- x y))
  (/ (- x y) (- (pow z 3) (pow y 3)))
  (/ (- x y) (- (* z z) (* y y)))
  (* (- z y) (+ (* x x) (+ (* y y) (* x y))))
  (* (- z y) (+ x y))
  0
  0
  0
0.053 * * [simplify]: iteration  0 :  223  enodes  (cost  354 )
0.056 * * [simplify]: iteration  1 :  618  enodes  (cost  340 )
0.065 * * [simplify]: iteration  2 :  2031  enodes  (cost  340 )
0.092 * * [simplify]: iteration  3 :  5002  enodes  (cost  340 )
0.094 * [simplify]: Simplified to:
   (log (/ (- x y) (- z y)))
  (log (/ (- x y) (- z y)))
  (exp (/ (- x y) (- z y)))
  (pow (/ (- x y) (- z y)) 3)
  (* (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)))
  (neg (- x y))
  (neg (- z y))
  (/ x (- z y))
  (/ y (- z y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (cbrt (- x y)) (cbrt (- z y)))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt (- z y)))
  (/ (cbrt (- x y)) (sqrt (- z y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- z y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (+ (sqrt z) (sqrt y)))
  (/ (cbrt (- x y)) (- (sqrt z) (sqrt y)))
  (* (cbrt (- x y)) (cbrt (- x y)))
  (/ (cbrt (- x y)) (- z y))
  (/ (sqrt (- x y)) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (sqrt (- x y)) (cbrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- z y))
  (/ (sqrt (- x y)) (+ (sqrt z) (sqrt y)))
  (/ (sqrt (- x y)) (- (sqrt z) (sqrt y)))
  (sqrt (- x y))
  (/ (sqrt (- x y)) (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ (- x y) (sqrt (- z y)))
  1
  (/ (- x y) (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ (- x y) (- (sqrt z) (sqrt y)))
  1
  (/ (- x y) (- z y))
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- (sqrt x) (sqrt y)) (cbrt (- z y)))
  (/ (+ (sqrt x) (sqrt y)) (sqrt (- z y)))
  (/ (- (sqrt x) (sqrt y)) (sqrt (- z y)))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) (- z y))
  (/ (+ (sqrt x) (sqrt y)) (+ (sqrt z) (sqrt y)))
  (/ (- (sqrt x) (sqrt y)) (- (sqrt z) (sqrt y)))
  (+ (sqrt x) (sqrt y))
  (/ (- (sqrt x) (sqrt y)) (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ (- x y) (sqrt (- z y)))
  1
  (/ (- x y) (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ (- x y) (- (sqrt z) (sqrt y)))
  1
  (/ (- x y) (- z y))
  (/ 1 (- z y))
  (/ (- z y) (- x y))
  (/ (- x y) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (sqrt (- z y)))
  (- x y)
  (/ (- x y) (+ (sqrt z) (sqrt y)))
  (- x y)
  (/ (- z y) (cbrt (- x y)))
  (/ (- z y) (sqrt (- x y)))
  (/ (- z y) (- x y))
  (/ (- z y) (- (sqrt x) (sqrt y)))
  (/ (- z y) (- x y))
  (/ (- x y) (- (pow z 3) (pow y 3)))
  (/ (- x y) (- (* z z) (* y y)))
  (* (+ (* y (+ y x)) (* x x)) (- z y))
  (* (- z y) (+ x y))
  0
  0
  0
0.094 * * * [progress]: adding candidates to table
0.135 * * [progress]: iteration 2 / 4
0.135 * * * [progress]: picking best candidate
0.138 * * * * [pick]: Picked  #<alt (λ (x y z) (* (- x y) (/ 1 (- z y))))>
0.138 * * * [progress]: localizing error
0.144 * * * [progress]: generating rewritten candidates
0.144 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.156 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
0.166 * * * [progress]: generating series expansions
0.166 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.166 * [approximate]: Taking taylor expansion of (/ (- x y) (- z y)) in (x y z) around 0
0.166 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in z
0.166 * [taylor]: Taking taylor expansion of (- x y) in z
0.166 * [taylor]: Taking taylor expansion of x in z
0.166 * [taylor]: Taking taylor expansion of y in z
0.166 * [taylor]: Taking taylor expansion of (- z y) in z
0.166 * [taylor]: Taking taylor expansion of z in z
0.166 * [taylor]: Taking taylor expansion of y in z
0.167 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in y
0.167 * [taylor]: Taking taylor expansion of (- x y) in y
0.167 * [taylor]: Taking taylor expansion of x in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.167 * [taylor]: Taking taylor expansion of (- z y) in y
0.167 * [taylor]: Taking taylor expansion of z in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.167 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in x
0.167 * [taylor]: Taking taylor expansion of (- x y) in x
0.167 * [taylor]: Taking taylor expansion of x in x
0.167 * [taylor]: Taking taylor expansion of y in x
0.167 * [taylor]: Taking taylor expansion of (- z y) in x
0.167 * [taylor]: Taking taylor expansion of z in x
0.167 * [taylor]: Taking taylor expansion of y in x
0.167 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in x
0.167 * [taylor]: Taking taylor expansion of (- x y) in x
0.167 * [taylor]: Taking taylor expansion of x in x
0.167 * [taylor]: Taking taylor expansion of y in x
0.167 * [taylor]: Taking taylor expansion of (- z y) in x
0.167 * [taylor]: Taking taylor expansion of z in x
0.167 * [taylor]: Taking taylor expansion of y in x
0.167 * [taylor]: Taking taylor expansion of (* -1 (/ y (- z y))) in y
0.167 * [taylor]: Taking taylor expansion of -1 in y
0.167 * [taylor]: Taking taylor expansion of (/ y (- z y)) in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.167 * [taylor]: Taking taylor expansion of (- z y) in y
0.167 * [taylor]: Taking taylor expansion of z in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.167 * [taylor]: Taking taylor expansion of (/ 1 (- z y)) in y
0.167 * [taylor]: Taking taylor expansion of (- z y) in y
0.167 * [taylor]: Taking taylor expansion of z in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.167 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.167 * [taylor]: Taking taylor expansion of z in z
0.168 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.168 * [taylor]: Taking taylor expansion of -1 in z
0.168 * [taylor]: Taking taylor expansion of z in z
0.168 * [taylor]: Taking taylor expansion of 0 in y
0.168 * [taylor]: Taking taylor expansion of 0 in z
0.168 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
0.168 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.168 * [taylor]: Taking taylor expansion of z in z
0.168 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow z 2))) in z
0.168 * [taylor]: Taking taylor expansion of (/ 1 (pow z 2)) in z
0.168 * [taylor]: Taking taylor expansion of (pow z 2) in z
0.168 * [taylor]: Taking taylor expansion of z in z
0.169 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in (x y z) around 0
0.169 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in z
0.169 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
0.169 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.169 * [taylor]: Taking taylor expansion of x in z
0.169 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.169 * [taylor]: Taking taylor expansion of y in z
0.169 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in z
0.169 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.169 * [taylor]: Taking taylor expansion of z in z
0.169 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.169 * [taylor]: Taking taylor expansion of y in z
0.169 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in y
0.169 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.169 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.169 * [taylor]: Taking taylor expansion of x in y
0.169 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.169 * [taylor]: Taking taylor expansion of y in y
0.169 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.169 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.169 * [taylor]: Taking taylor expansion of z in y
0.169 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.169 * [taylor]: Taking taylor expansion of y in y
0.169 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in x
0.169 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.169 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.169 * [taylor]: Taking taylor expansion of x in x
0.169 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.169 * [taylor]: Taking taylor expansion of y in x
0.169 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in x
0.169 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.169 * [taylor]: Taking taylor expansion of z in x
0.169 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.169 * [taylor]: Taking taylor expansion of y in x
0.170 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) (- (/ 1 z) (/ 1 y))) in x
0.170 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.170 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.170 * [taylor]: Taking taylor expansion of x in x
0.170 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.170 * [taylor]: Taking taylor expansion of y in x
0.170 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in x
0.170 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.170 * [taylor]: Taking taylor expansion of z in x
0.170 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.170 * [taylor]: Taking taylor expansion of y in x
0.170 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 z) (/ 1 y))) in y
0.170 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.170 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.170 * [taylor]: Taking taylor expansion of z in y
0.170 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.170 * [taylor]: Taking taylor expansion of y in y
0.170 * [taylor]: Taking taylor expansion of (neg (/ 1 (* y (- (/ 1 z) (/ 1 y))))) in y
0.170 * [taylor]: Taking taylor expansion of (/ 1 (* y (- (/ 1 z) (/ 1 y)))) in y
0.171 * [taylor]: Taking taylor expansion of (* y (- (/ 1 z) (/ 1 y))) in y
0.171 * [taylor]: Taking taylor expansion of y in y
0.171 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.171 * [taylor]: Taking taylor expansion of z in y
0.171 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.171 * [taylor]: Taking taylor expansion of y in y
0.171 * [taylor]: Taking taylor expansion of 1 in z
0.171 * [taylor]: Taking taylor expansion of -1 in z
0.171 * [taylor]: Taking taylor expansion of 0 in y
0.171 * [taylor]: Taking taylor expansion of 0 in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.172 * [taylor]: Taking taylor expansion of z in z
0.172 * [taylor]: Taking taylor expansion of (neg (/ 1 z)) in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.172 * [taylor]: Taking taylor expansion of z in z
0.172 * [approximate]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in (x y z) around 0
0.172 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in z
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.172 * [taylor]: Taking taylor expansion of y in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in z
0.172 * [taylor]: Taking taylor expansion of x in z
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.172 * [taylor]: Taking taylor expansion of y in z
0.172 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.172 * [taylor]: Taking taylor expansion of z in z
0.172 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in y
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.172 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.172 * [taylor]: Taking taylor expansion of y in y
0.172 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.172 * [taylor]: Taking taylor expansion of x in y
0.172 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.173 * [taylor]: Taking taylor expansion of y in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.173 * [taylor]: Taking taylor expansion of z in y
0.173 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in x
0.173 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.173 * [taylor]: Taking taylor expansion of y in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.173 * [taylor]: Taking taylor expansion of x in x
0.173 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.173 * [taylor]: Taking taylor expansion of y in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.173 * [taylor]: Taking taylor expansion of z in x
0.173 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) (- (/ 1 y) (/ 1 z))) in x
0.173 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.173 * [taylor]: Taking taylor expansion of y in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.173 * [taylor]: Taking taylor expansion of x in x
0.173 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.173 * [taylor]: Taking taylor expansion of y in x
0.173 * [taylor]: Taking taylor expansion of (/ 1 z) in x
0.173 * [taylor]: Taking taylor expansion of z in x
0.173 * [taylor]: Taking taylor expansion of (/ -1 (- (/ 1 y) (/ 1 z))) in y
0.173 * [taylor]: Taking taylor expansion of -1 in y
0.173 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.173 * [taylor]: Taking taylor expansion of y in y
0.173 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.173 * [taylor]: Taking taylor expansion of z in y
0.174 * [taylor]: Taking taylor expansion of (/ 1 (* (- (/ 1 y) (/ 1 z)) y)) in y
0.174 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 z)) y) in y
0.174 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.174 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.174 * [taylor]: Taking taylor expansion of y in y
0.174 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.174 * [taylor]: Taking taylor expansion of z in y
0.174 * [taylor]: Taking taylor expansion of y in y
0.174 * [taylor]: Taking taylor expansion of 1 in z
0.174 * [taylor]: Taking taylor expansion of -1 in z
0.175 * [taylor]: Taking taylor expansion of 0 in y
0.175 * [taylor]: Taking taylor expansion of 0 in z
0.175 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.175 * [taylor]: Taking taylor expansion of z in z
0.175 * [taylor]: Taking taylor expansion of (neg (/ 1 z)) in z
0.175 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.175 * [taylor]: Taking taylor expansion of z in z
0.175 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
0.175 * [approximate]: Taking taylor expansion of (/ 1 (- z y)) in (z y) around 0
0.175 * [taylor]: Taking taylor expansion of (/ 1 (- z y)) in y
0.175 * [taylor]: Taking taylor expansion of (- z y) in y
0.175 * [taylor]: Taking taylor expansion of z in y
0.175 * [taylor]: Taking taylor expansion of y in y
0.175 * [taylor]: Taking taylor expansion of (/ 1 (- z y)) in z
0.175 * [taylor]: Taking taylor expansion of (- z y) in z
0.175 * [taylor]: Taking taylor expansion of z in z
0.175 * [taylor]: Taking taylor expansion of y in z
0.175 * [taylor]: Taking taylor expansion of (/ 1 (- z y)) in z
0.176 * [taylor]: Taking taylor expansion of (- z y) in z
0.176 * [taylor]: Taking taylor expansion of z in z
0.176 * [taylor]: Taking taylor expansion of y in z
0.176 * [taylor]: Taking taylor expansion of (/ -1 y) in y
0.176 * [taylor]: Taking taylor expansion of -1 in y
0.176 * [taylor]: Taking taylor expansion of y in y
0.176 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 2))) in y
0.176 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.176 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.176 * [taylor]: Taking taylor expansion of y in y
0.176 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 3))) in y
0.176 * [taylor]: Taking taylor expansion of (/ 1 (pow y 3)) in y
0.176 * [taylor]: Taking taylor expansion of (pow y 3) in y
0.176 * [taylor]: Taking taylor expansion of y in y
0.177 * [approximate]: Taking taylor expansion of (/ 1 (- (/ 1 z) (/ 1 y))) in (z y) around 0
0.177 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 z) (/ 1 y))) in y
0.177 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in y
0.177 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.177 * [taylor]: Taking taylor expansion of z in y
0.177 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.177 * [taylor]: Taking taylor expansion of y in y
0.177 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 z) (/ 1 y))) in z
0.177 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in z
0.177 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.177 * [taylor]: Taking taylor expansion of z in z
0.177 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.177 * [taylor]: Taking taylor expansion of y in z
0.177 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 z) (/ 1 y))) in z
0.177 * [taylor]: Taking taylor expansion of (- (/ 1 z) (/ 1 y)) in z
0.177 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.177 * [taylor]: Taking taylor expansion of z in z
0.177 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.177 * [taylor]: Taking taylor expansion of y in z
0.177 * [taylor]: Taking taylor expansion of 1 in y
0.177 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.177 * [taylor]: Taking taylor expansion of y in y
0.178 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.178 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.178 * [taylor]: Taking taylor expansion of y in y
0.178 * [approximate]: Taking taylor expansion of (/ 1 (- (/ 1 y) (/ 1 z))) in (z y) around 0
0.178 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 y) (/ 1 z))) in y
0.178 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in y
0.178 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.178 * [taylor]: Taking taylor expansion of y in y
0.178 * [taylor]: Taking taylor expansion of (/ 1 z) in y
0.178 * [taylor]: Taking taylor expansion of z in y
0.178 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 y) (/ 1 z))) in z
0.178 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in z
0.178 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.178 * [taylor]: Taking taylor expansion of y in z
0.178 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.178 * [taylor]: Taking taylor expansion of z in z
0.178 * [taylor]: Taking taylor expansion of (/ 1 (- (/ 1 y) (/ 1 z))) in z
0.178 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 z)) in z
0.178 * [taylor]: Taking taylor expansion of (/ 1 y) in z
0.178 * [taylor]: Taking taylor expansion of y in z
0.178 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.178 * [taylor]: Taking taylor expansion of z in z
0.179 * [taylor]: Taking taylor expansion of -1 in y
0.179 * [taylor]: Taking taylor expansion of (neg (/ 1 y)) in y
0.179 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.179 * [taylor]: Taking taylor expansion of y in y
0.179 * [taylor]: Taking taylor expansion of (neg (/ 1 (pow y 2))) in y
0.179 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.179 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.179 * [taylor]: Taking taylor expansion of y in y
0.179 * * * [progress]: simplifying candidates
0.180 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (* (- x y) (/ 1 (- z y)))
  (+ (log (- x y)) (neg (log (- z y))))
  (+ (log (- x y)) (- 0 (log (- z y))))
  (+ (log (- x y)) (- (log 1) (log (- z y))))
  (+ (log (- x y)) (log (/ 1 (- z y))))
  (log (* (- x y) (/ 1 (- z y))))
  (exp (* (- x y) (/ 1 (- z y))))
  (* (* (* (- x y) (- x y)) (- x y)) (/ (* (* 1 1) 1) (* (* (- z y) (- z y)) (- z y))))
  (* (* (* (- x y) (- x y)) (- x y)) (* (* (/ 1 (- z y)) (/ 1 (- z y))) (/ 1 (- z y))))
  (* (cbrt (* (- x y) (/ 1 (- z y)))) (cbrt (* (- x y) (/ 1 (- z y)))))
  (cbrt (* (- x y) (/ 1 (- z y))))
  (* (* (* (- x y) (/ 1 (- z y))) (* (- x y) (/ 1 (- z y)))) (* (- x y) (/ 1 (- z y))))
  (sqrt (* (- x y) (/ 1 (- z y))))
  (sqrt (* (- x y) (/ 1 (- z y))))
  (* (- (pow x 3) (pow y 3)) 1)
  (* (+ (* x x) (+ (* y y) (* x y))) (- z y))
  (* (- (* x x) (* y y)) 1)
  (* (+ x y) (- z y))
  (* (sqrt (- x y)) (sqrt (/ 1 (- z y))))
  (* (sqrt (- x y)) (sqrt (/ 1 (- z y))))
  (* (sqrt (- x y)) (/ (sqrt 1) (sqrt (- z y))))
  (* (sqrt (- x y)) (/ (sqrt 1) (sqrt (- z y))))
  (* (sqrt (- x y)) (/ 1 (sqrt (- z y))))
  (* (sqrt (- x y)) (/ 1 (sqrt (- z y))))
  (* (- x y) (* (cbrt (/ 1 (- z y))) (cbrt (/ 1 (- z y)))))
  (* (- x y) (sqrt (/ 1 (- z y))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- z y)) (cbrt (- z y)))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) (sqrt (- z y))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt z) (sqrt y))))
  (* (- x y) (/ (* (cbrt 1) (cbrt 1)) 1))
  (* (- x y) (/ (sqrt 1) (* (cbrt (- z y)) (cbrt (- z y)))))
  (* (- x y) (/ (sqrt 1) (sqrt (- z y))))
  (* (- x y) (/ (sqrt 1) 1))
  (* (- x y) (/ (sqrt 1) (+ (sqrt z) (sqrt y))))
  (* (- x y) (/ (sqrt 1) 1))
  (* (- x y) (/ 1 (* (cbrt (- z y)) (cbrt (- z y)))))
  (* (- x y) (/ 1 (sqrt (- z y))))
  (* (- x y) (/ 1 1))
  (* (- x y) (/ 1 (+ (sqrt z) (sqrt y))))
  (* (- x y) (/ 1 1))
  (* (- x y) 1)
  (* (- x y) 1)
  (* (- x y) (/ 1 (- (pow z 3) (pow y 3))))
  (* (- x y) (/ 1 (- (* z z) (* y y))))
  (* (cbrt (- x y)) (/ 1 (- z y)))
  (* (sqrt (- x y)) (/ 1 (- z y)))
  (* (- x y) (/ 1 (- z y)))
  (* (- (sqrt x) (sqrt y)) (/ 1 (- z y)))
  (* (- x y) (/ 1 (- z y)))
  (* (- x y) 1)
  (* (- (pow x 3) (pow y 3)) (/ 1 (- z y)))
  (* (- (* x x) (* y y)) (/ 1 (- z y)))
  (neg 1)
  (neg (log (- z y)))
  (- 0 (log (- z y)))
  (- (log 1) (log (- z y)))
  (log (/ 1 (- z y)))
  (exp (/ 1 (- z y)))
  (/ (* (* 1 1) 1) (* (* (- z y) (- z y)) (- z y)))
  (* (cbrt (/ 1 (- z y))) (cbrt (/ 1 (- z y))))
  (cbrt (/ 1 (- z y)))
  (* (* (/ 1 (- z y)) (/ 1 (- z y))) (/ 1 (- z y)))
  (sqrt (/ 1 (- z y)))
  (sqrt (/ 1 (- z y)))
  (neg 1)
  (neg (- z y))
  (/ (* (cbrt 1) (cbrt 1)) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (cbrt 1) (cbrt (- z y)))
  (/ (* (cbrt 1) (cbrt 1)) (sqrt (- z y)))
  (/ (cbrt 1) (sqrt (- z y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- z y))
  (/ (* (cbrt 1) (cbrt 1)) (+ (sqrt z) (sqrt y)))
  (/ (cbrt 1) (- (sqrt z) (sqrt y)))
  (/ (* (cbrt 1) (cbrt 1)) 1)
  (/ (cbrt 1) (- z y))
  (/ (sqrt 1) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (sqrt 1) (cbrt (- z y)))
  (/ (sqrt 1) (sqrt (- z y)))
  (/ (sqrt 1) (sqrt (- z y)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- z y))
  (/ (sqrt 1) (+ (sqrt z) (sqrt y)))
  (/ (sqrt 1) (- (sqrt z) (sqrt y)))
  (/ (sqrt 1) 1)
  (/ (sqrt 1) (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ 1 (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ 1 1)
  (/ 1 (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ 1 (- (sqrt z) (sqrt y)))
  (/ 1 1)
  (/ 1 (- z y))
  (/ 1 (- z y))
  (/ (- z y) 1)
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ 1 (sqrt (- z y)))
  (/ 1 1)
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ 1 1)
  (/ (- z y) (cbrt 1))
  (/ (- z y) (sqrt 1))
  (/ (- z y) 1)
  (/ 1 (- (pow z 3) (pow y 3)))
  (/ 1 (- (* z z) (* y y)))
  0
  0
  0
  0
  0
  0
0.186 * * [simplify]: iteration  0 :  295  enodes  (cost  484 )
0.191 * * [simplify]: iteration  1 :  1355  enodes  (cost  421 )
0.212 * * [simplify]: iteration  2 :  5001  enodes  (cost  375 )
0.215 * [simplify]: Simplified to:
   (/ (- x y) (- z y))
  (- (log (- x y)) (log (- z y)))
  (- (log (- x y)) (log (- z y)))
  (- (log (- x y)) (log (- z y)))
  (- (log (- x y)) (log (- z y)))
  (- (log (- x y)) (log (- z y)))
  (exp (* (- x y) (/ 1 (- z y))))
  (pow (/ (- x y) (- z y)) 3)
  (pow (/ (- x y) (- z y)) 3)
  (* (cbrt (* (- x y) (/ 1 (- z y)))) (cbrt (* (- x y) (/ 1 (- z y)))))
  (cbrt (* (- x y) (/ 1 (- z y))))
  (pow (/ (- x y) (- z y)) 3)
  (sqrt (* (- x y) (/ 1 (- z y))))
  (sqrt (* (- x y) (/ 1 (- z y))))
  (- (pow x 3) (pow y 3))
  (* (- z y) (+ (* y (+ y x)) (* x x)))
  (- (* x x) (* y y))
  (* (+ x y) (- z y))
  (* (sqrt (- x y)) (sqrt (/ 1 (- z y))))
  (* (sqrt (- x y)) (sqrt (/ 1 (- z y))))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (/ (sqrt (- x y)) (sqrt (- z y)))
  (* (- x y) (* (cbrt (/ 1 (- z y))) (cbrt (/ 1 (- z y)))))
  (* (- x y) (sqrt (/ 1 (- z y))))
  (/ (- x y) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (sqrt (- z y)))
  (- x y)
  (/ (- x y) (+ (sqrt z) (sqrt y)))
  (- x y)
  (/ (- x y) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (sqrt (- z y)))
  (- x y)
  (/ (- x y) (+ (sqrt z) (sqrt y)))
  (- x y)
  (/ (- x y) (* (cbrt (- z y)) (cbrt (- z y))))
  (/ (- x y) (sqrt (- z y)))
  (- x y)
  (/ (- x y) (+ (sqrt z) (sqrt y)))
  (- x y)
  (- x y)
  (- x y)
  (/ (- x y) (- (pow z 3) (pow y 3)))
  (/ (- x y) (- (* z z) (* y y)))
  (/ (cbrt (- x y)) (- z y))
  (/ (sqrt (- x y)) (- z y))
  (/ (- x y) (- z y))
  (/ (- (sqrt x) (sqrt y)) (- z y))
  (/ (- x y) (- z y))
  (- x y)
  (/ (- (pow x 3) (pow y 3)) (- z y))
  (/ (- (* x x) (* y y)) (- z y))
  -1
  (log (/ 1 (- z y)))
  (log (/ 1 (- z y)))
  (log (/ 1 (- z y)))
  (log (/ 1 (- z y)))
  (exp (/ 1 (- z y)))
  (/ 1 (pow (- z y) 3))
  (* (cbrt (/ 1 (- z y))) (cbrt (/ 1 (- z y))))
  (cbrt (/ 1 (- z y)))
  (/ 1 (pow (- z y) 3))
  (sqrt (/ 1 (- z y)))
  (sqrt (/ 1 (- z y)))
  -1
  (neg (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ 1 (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ 1 (sqrt (- z y)))
  1
  (/ 1 (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ 1 (- (sqrt z) (sqrt y)))
  1
  (/ 1 (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ 1 (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ 1 (sqrt (- z y)))
  1
  (/ 1 (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ 1 (- (sqrt z) (sqrt y)))
  1
  (/ 1 (- z y))
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ 1 (cbrt (- z y)))
  (/ 1 (sqrt (- z y)))
  (/ 1 (sqrt (- z y)))
  1
  (/ 1 (- z y))
  (/ 1 (+ (sqrt z) (sqrt y)))
  (/ 1 (- (sqrt z) (sqrt y)))
  1
  (/ 1 (- z y))
  (/ 1 (- z y))
  (- z y)
  (/ 1 (* (cbrt (- z y)) (cbrt (- z y))))
  (/ 1 (sqrt (- z y)))
  1
  (/ 1 (+ (sqrt z) (sqrt y)))
  1
  (- z y)
  (- z y)
  (- z y)
  (/ 1 (- (pow z 3) (pow y 3)))
  (/ 1 (- (* z z) (* y y)))
  0
  0
  0
  0
  0
  0
0.215 * * * [progress]: adding candidates to table
0.277 * [progress]: [Phase 3 of 3] Extracting.
0.277 * * [regime]: Finding splitpoints for: (#<alt (λ (x y z) (/ (- x y) (- z y)))> #<alt (λ (x y z) (* (- x y) (/ 1 (- z y))))>)
0.277 * * * [regime-changes]: Trying 4 branch expressions: ((/ (- x y) (- z y)) z y x)
0.277 * * * * [regimes]: Trying to branch on (/ (- x y) (- z y)) from (#<alt (λ (x y z) (/ (- x y) (- z y)))> #<alt (λ (x y z) (* (- x y) (/ 1 (- z y))))>)
0.316 * * * * [regimes]: Trying to branch on z from (#<alt (λ (x y z) (/ (- x y) (- z y)))> #<alt (λ (x y z) (* (- x y) (/ 1 (- z y))))>)
0.354 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y z) (/ (- x y) (- z y)))> #<alt (λ (x y z) (* (- x y) (/ 1 (- z y))))>)
0.392 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y z) (/ (- x y) (- z y)))> #<alt (λ (x y z) (* (- x y) (/ 1 (- z y))))>)
0.431 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
0.431 * [simplify]: Simplifying using  #<procedure:simplify-batch-egg> :
   (/ (- x y) (- z y))
0.432 * * [simplify]: iteration  0 :  6  enodes  (cost  3 )
0.432 * [simplify]: Simplified to:
   (/ (- x y) (- z y))
1.212 * [regime-testing]: End program error score: 0.022002750343792975
1.290 * [regime-testing]: Target error score: 0.017603923139294545