6.174 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.019 * * * [progress]: [2/2] Setting up program.
0.021 * [progress]: [Phase 2 of 3] Improving.
0.021 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (/ (* x y) (* (* z z) (+ z 1.0)))
0.022 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
0.023 * * [simplify]: iteration  1 :  27  enodes  (cost  11 )
0.027 * * [simplify]: iteration  2 :  74  enodes  (cost  11 )
0.044 * * [simplify]: iteration  3 :  158  enodes  (cost  11 )
0.066 * * [simplify]: iteration  4 :  244  enodes  (cost  11 )
0.106 * * [simplify]: iteration  5 :  303  enodes  (cost  11 )
0.159 * * [simplify]: iteration  6 :  359  enodes  (cost  11 )
0.230 * * [simplify]: iteration  7 :  489  enodes  (cost  11 )
0.340 * * [simplify]: iteration  8 :  1003  enodes  (cost  11 )
0.704 * * [simplify]: iteration  9 :  3720  enodes  (cost  11 )
2.329 * * [simplify]: iteration  done :  5000  enodes  (cost  11 )
2.329 * [simplify]: Simplified to:
   (/ (* x y) (* (* z z) (+ z 1.0)))
2.329 * * [progress]: iteration 1 / 4
2.329 * * * [progress]: picking best candidate
2.331 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (* x y) (* (* z z) (+ z 1.0))))>
2.331 * * * [progress]: localizing error
2.338 * * * [progress]: generating rewritten candidates
2.338 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
2.352 * * * * [progress]: [ 2 / 2 ] rewriting at (2 2)
2.367 * * * [progress]: generating series expansions
2.367 * * * * [progress]: [ 1 / 2 ] generating series at (2)
2.367 * [approximate]: Taking taylor expansion of (/ (* x y) (* (pow z 2) (+ z 1.0))) in (x y z) around 0
2.367 * [taylor]: Taking taylor expansion of (/ (* x y) (* (pow z 2) (+ z 1.0))) in z
2.367 * [taylor]: Taking taylor expansion of (* x y) in z
2.367 * [taylor]: Taking taylor expansion of x in z
2.367 * [taylor]: Taking taylor expansion of y in z
2.367 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in z
2.367 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.367 * [taylor]: Taking taylor expansion of z in z
2.367 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
2.367 * [taylor]: Taking taylor expansion of z in z
2.367 * [taylor]: Taking taylor expansion of 1.0 in z
2.369 * [taylor]: Taking taylor expansion of (/ (* x y) (* (pow z 2) (+ z 1.0))) in y
2.369 * [taylor]: Taking taylor expansion of (* x y) in y
2.369 * [taylor]: Taking taylor expansion of x in y
2.369 * [taylor]: Taking taylor expansion of y in y
2.369 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in y
2.369 * [taylor]: Taking taylor expansion of (pow z 2) in y
2.369 * [taylor]: Taking taylor expansion of z in y
2.369 * [taylor]: Taking taylor expansion of (+ z 1.0) in y
2.369 * [taylor]: Taking taylor expansion of z in y
2.369 * [taylor]: Taking taylor expansion of 1.0 in y
2.369 * [taylor]: Taking taylor expansion of (/ (* x y) (* (pow z 2) (+ z 1.0))) in x
2.369 * [taylor]: Taking taylor expansion of (* x y) in x
2.369 * [taylor]: Taking taylor expansion of x in x
2.369 * [taylor]: Taking taylor expansion of y in x
2.369 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in x
2.370 * [taylor]: Taking taylor expansion of (pow z 2) in x
2.370 * [taylor]: Taking taylor expansion of z in x
2.370 * [taylor]: Taking taylor expansion of (+ z 1.0) in x
2.370 * [taylor]: Taking taylor expansion of z in x
2.370 * [taylor]: Taking taylor expansion of 1.0 in x
2.370 * [taylor]: Taking taylor expansion of (/ (* x y) (* (pow z 2) (+ z 1.0))) in x
2.370 * [taylor]: Taking taylor expansion of (* x y) in x
2.370 * [taylor]: Taking taylor expansion of x in x
2.370 * [taylor]: Taking taylor expansion of y in x
2.370 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in x
2.370 * [taylor]: Taking taylor expansion of (pow z 2) in x
2.370 * [taylor]: Taking taylor expansion of z in x
2.370 * [taylor]: Taking taylor expansion of (+ z 1.0) in x
2.370 * [taylor]: Taking taylor expansion of z in x
2.370 * [taylor]: Taking taylor expansion of 1.0 in x
2.371 * [taylor]: Taking taylor expansion of (/ y (* (+ z 1.0) (pow z 2))) in y
2.371 * [taylor]: Taking taylor expansion of y in y
2.371 * [taylor]: Taking taylor expansion of (* (+ z 1.0) (pow z 2)) in y
2.371 * [taylor]: Taking taylor expansion of (+ z 1.0) in y
2.371 * [taylor]: Taking taylor expansion of z in y
2.371 * [taylor]: Taking taylor expansion of 1.0 in y
2.371 * [taylor]: Taking taylor expansion of (pow z 2) in y
2.371 * [taylor]: Taking taylor expansion of z in y
2.371 * [taylor]: Taking taylor expansion of (/ 1 (* (pow z 2) (+ z 1.0))) in z
2.371 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in z
2.371 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.371 * [taylor]: Taking taylor expansion of z in z
2.371 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
2.371 * [taylor]: Taking taylor expansion of z in z
2.371 * [taylor]: Taking taylor expansion of 1.0 in z
2.374 * [taylor]: Taking taylor expansion of 0 in y
2.374 * [taylor]: Taking taylor expansion of 0 in z
2.374 * [taylor]: Taking taylor expansion of 0 in z
2.379 * [taylor]: Taking taylor expansion of 0 in y
2.379 * [taylor]: Taking taylor expansion of 0 in z
2.379 * [taylor]: Taking taylor expansion of 0 in z
2.380 * [taylor]: Taking taylor expansion of 0 in z
2.385 * [approximate]: Taking taylor expansion of (/ (pow z 2) (* x (* (+ (/ 1 z) 1.0) y))) in (x y z) around 0
2.385 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* x (* (+ (/ 1 z) 1.0) y))) in z
2.385 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.385 * [taylor]: Taking taylor expansion of z in z
2.385 * [taylor]: Taking taylor expansion of (* x (* (+ (/ 1 z) 1.0) y)) in z
2.385 * [taylor]: Taking taylor expansion of x in z
2.385 * [taylor]: Taking taylor expansion of (* (+ (/ 1 z) 1.0) y) in z
2.385 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in z
2.385 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.385 * [taylor]: Taking taylor expansion of z in z
2.385 * [taylor]: Taking taylor expansion of 1.0 in z
2.385 * [taylor]: Taking taylor expansion of y in z
2.386 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* x (* (+ (/ 1 z) 1.0) y))) in y
2.386 * [taylor]: Taking taylor expansion of (pow z 2) in y
2.386 * [taylor]: Taking taylor expansion of z in y
2.386 * [taylor]: Taking taylor expansion of (* x (* (+ (/ 1 z) 1.0) y)) in y
2.386 * [taylor]: Taking taylor expansion of x in y
2.386 * [taylor]: Taking taylor expansion of (* (+ (/ 1 z) 1.0) y) in y
2.386 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in y
2.386 * [taylor]: Taking taylor expansion of (/ 1 z) in y
2.386 * [taylor]: Taking taylor expansion of z in y
2.386 * [taylor]: Taking taylor expansion of 1.0 in y
2.386 * [taylor]: Taking taylor expansion of y in y
2.387 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* x (* (+ (/ 1 z) 1.0) y))) in x
2.387 * [taylor]: Taking taylor expansion of (pow z 2) in x
2.387 * [taylor]: Taking taylor expansion of z in x
2.387 * [taylor]: Taking taylor expansion of (* x (* (+ (/ 1 z) 1.0) y)) in x
2.387 * [taylor]: Taking taylor expansion of x in x
2.387 * [taylor]: Taking taylor expansion of (* (+ (/ 1 z) 1.0) y) in x
2.387 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in x
2.387 * [taylor]: Taking taylor expansion of (/ 1 z) in x
2.387 * [taylor]: Taking taylor expansion of z in x
2.387 * [taylor]: Taking taylor expansion of 1.0 in x
2.387 * [taylor]: Taking taylor expansion of y in x
2.388 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* x (* (+ (/ 1 z) 1.0) y))) in x
2.388 * [taylor]: Taking taylor expansion of (pow z 2) in x
2.388 * [taylor]: Taking taylor expansion of z in x
2.388 * [taylor]: Taking taylor expansion of (* x (* (+ (/ 1 z) 1.0) y)) in x
2.388 * [taylor]: Taking taylor expansion of x in x
2.388 * [taylor]: Taking taylor expansion of (* (+ (/ 1 z) 1.0) y) in x
2.388 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in x
2.389 * [taylor]: Taking taylor expansion of (/ 1 z) in x
2.389 * [taylor]: Taking taylor expansion of z in x
2.389 * [taylor]: Taking taylor expansion of 1.0 in x
2.389 * [taylor]: Taking taylor expansion of y in x
2.390 * [taylor]: Taking taylor expansion of (/ (pow z 2) (+ (/ y z) (* 1.0 y))) in y
2.390 * [taylor]: Taking taylor expansion of (pow z 2) in y
2.390 * [taylor]: Taking taylor expansion of z in y
2.390 * [taylor]: Taking taylor expansion of (+ (/ y z) (* 1.0 y)) in y
2.390 * [taylor]: Taking taylor expansion of (/ y z) in y
2.390 * [taylor]: Taking taylor expansion of y in y
2.390 * [taylor]: Taking taylor expansion of z in y
2.390 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
2.390 * [taylor]: Taking taylor expansion of 1.0 in y
2.390 * [taylor]: Taking taylor expansion of y in y
2.391 * [taylor]: Taking taylor expansion of (/ (pow z 2) (+ (/ 1 z) 1.0)) in z
2.391 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.391 * [taylor]: Taking taylor expansion of z in z
2.391 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in z
2.391 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.391 * [taylor]: Taking taylor expansion of z in z
2.392 * [taylor]: Taking taylor expansion of 1.0 in z
2.394 * [taylor]: Taking taylor expansion of 0 in y
2.395 * [taylor]: Taking taylor expansion of 0 in z
2.400 * [taylor]: Taking taylor expansion of 0 in y
2.400 * [taylor]: Taking taylor expansion of 0 in z
2.402 * [taylor]: Taking taylor expansion of 0 in z
2.407 * [approximate]: Taking taylor expansion of (/ (pow z 2) (* (- 1.0 (/ 1 z)) (* x y))) in (x y z) around 0
2.407 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* (- 1.0 (/ 1 z)) (* x y))) in z
2.407 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.407 * [taylor]: Taking taylor expansion of z in z
2.407 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 z)) (* x y)) in z
2.407 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
2.407 * [taylor]: Taking taylor expansion of 1.0 in z
2.407 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.407 * [taylor]: Taking taylor expansion of z in z
2.407 * [taylor]: Taking taylor expansion of (* x y) in z
2.407 * [taylor]: Taking taylor expansion of x in z
2.407 * [taylor]: Taking taylor expansion of y in z
2.408 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* (- 1.0 (/ 1 z)) (* x y))) in y
2.408 * [taylor]: Taking taylor expansion of (pow z 2) in y
2.408 * [taylor]: Taking taylor expansion of z in y
2.408 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 z)) (* x y)) in y
2.408 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in y
2.408 * [taylor]: Taking taylor expansion of 1.0 in y
2.408 * [taylor]: Taking taylor expansion of (/ 1 z) in y
2.408 * [taylor]: Taking taylor expansion of z in y
2.408 * [taylor]: Taking taylor expansion of (* x y) in y
2.408 * [taylor]: Taking taylor expansion of x in y
2.408 * [taylor]: Taking taylor expansion of y in y
2.410 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* (- 1.0 (/ 1 z)) (* x y))) in x
2.410 * [taylor]: Taking taylor expansion of (pow z 2) in x
2.410 * [taylor]: Taking taylor expansion of z in x
2.410 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 z)) (* x y)) in x
2.410 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in x
2.410 * [taylor]: Taking taylor expansion of 1.0 in x
2.410 * [taylor]: Taking taylor expansion of (/ 1 z) in x
2.410 * [taylor]: Taking taylor expansion of z in x
2.410 * [taylor]: Taking taylor expansion of (* x y) in x
2.410 * [taylor]: Taking taylor expansion of x in x
2.410 * [taylor]: Taking taylor expansion of y in x
2.411 * [taylor]: Taking taylor expansion of (/ (pow z 2) (* (- 1.0 (/ 1 z)) (* x y))) in x
2.411 * [taylor]: Taking taylor expansion of (pow z 2) in x
2.411 * [taylor]: Taking taylor expansion of z in x
2.411 * [taylor]: Taking taylor expansion of (* (- 1.0 (/ 1 z)) (* x y)) in x
2.411 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in x
2.411 * [taylor]: Taking taylor expansion of 1.0 in x
2.411 * [taylor]: Taking taylor expansion of (/ 1 z) in x
2.411 * [taylor]: Taking taylor expansion of z in x
2.411 * [taylor]: Taking taylor expansion of (* x y) in x
2.411 * [taylor]: Taking taylor expansion of x in x
2.411 * [taylor]: Taking taylor expansion of y in x
2.413 * [taylor]: Taking taylor expansion of (/ (pow z 2) (- (* 1.0 y) (/ y z))) in y
2.413 * [taylor]: Taking taylor expansion of (pow z 2) in y
2.413 * [taylor]: Taking taylor expansion of z in y
2.413 * [taylor]: Taking taylor expansion of (- (* 1.0 y) (/ y z)) in y
2.413 * [taylor]: Taking taylor expansion of (* 1.0 y) in y
2.413 * [taylor]: Taking taylor expansion of 1.0 in y
2.413 * [taylor]: Taking taylor expansion of y in y
2.413 * [taylor]: Taking taylor expansion of (/ y z) in y
2.413 * [taylor]: Taking taylor expansion of y in y
2.413 * [taylor]: Taking taylor expansion of z in y
2.415 * [taylor]: Taking taylor expansion of (/ (pow z 2) (- 1.0 (/ 1 z))) in z
2.415 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.415 * [taylor]: Taking taylor expansion of z in z
2.415 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
2.415 * [taylor]: Taking taylor expansion of 1.0 in z
2.415 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.415 * [taylor]: Taking taylor expansion of z in z
2.418 * [taylor]: Taking taylor expansion of 0 in y
2.419 * [taylor]: Taking taylor expansion of 0 in z
2.425 * [taylor]: Taking taylor expansion of 0 in y
2.425 * [taylor]: Taking taylor expansion of 0 in z
2.426 * [taylor]: Taking taylor expansion of 0 in z
2.436 * * * * [progress]: [ 2 / 2 ] generating series at (2 2)
2.436 * [approximate]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in (z) around 0
2.436 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in z
2.436 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.436 * [taylor]: Taking taylor expansion of z in z
2.436 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
2.436 * [taylor]: Taking taylor expansion of z in z
2.436 * [taylor]: Taking taylor expansion of 1.0 in z
2.436 * [taylor]: Taking taylor expansion of (* (pow z 2) (+ z 1.0)) in z
2.436 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.436 * [taylor]: Taking taylor expansion of z in z
2.436 * [taylor]: Taking taylor expansion of (+ z 1.0) in z
2.436 * [taylor]: Taking taylor expansion of z in z
2.436 * [taylor]: Taking taylor expansion of 1.0 in z
2.448 * [approximate]: Taking taylor expansion of (/ (+ (/ 1 z) 1.0) (pow z 2)) in (z) around 0
2.448 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 z) 1.0) (pow z 2)) in z
2.448 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in z
2.448 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.448 * [taylor]: Taking taylor expansion of z in z
2.449 * [taylor]: Taking taylor expansion of 1.0 in z
2.449 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.449 * [taylor]: Taking taylor expansion of z in z
2.449 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 z) 1.0) (pow z 2)) in z
2.450 * [taylor]: Taking taylor expansion of (+ (/ 1 z) 1.0) in z
2.450 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.450 * [taylor]: Taking taylor expansion of z in z
2.450 * [taylor]: Taking taylor expansion of 1.0 in z
2.450 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.450 * [taylor]: Taking taylor expansion of z in z
2.465 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 z)) (pow z 2)) in (z) around 0
2.465 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 z)) (pow z 2)) in z
2.465 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
2.465 * [taylor]: Taking taylor expansion of 1.0 in z
2.465 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.465 * [taylor]: Taking taylor expansion of z in z
2.465 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.465 * [taylor]: Taking taylor expansion of z in z
2.466 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 z)) (pow z 2)) in z
2.466 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 z)) in z
2.466 * [taylor]: Taking taylor expansion of 1.0 in z
2.467 * [taylor]: Taking taylor expansion of (/ 1 z) in z
2.467 * [taylor]: Taking taylor expansion of z in z
2.467 * [taylor]: Taking taylor expansion of (pow z 2) in z
2.467 * [taylor]: Taking taylor expansion of z in z
2.484 * * * [progress]: simplifying candidates
2.485 * [simplify]: Simplifying using  #<procedure:simplify-batch-regraph> :
   (- (+ (log x) (log y)) (+ (+ (log z) (log z)) (log (+ z 1.0))))
  (- (+ (log x) (log y)) (+ (log (* z z)) (log (+ z 1.0))))
  (- (+ (log x) (log y)) (log (* (* z z) (+ z 1.0))))
  (- (log (* x y)) (+ (+ (log z) (log z)) (log (+ z 1.0))))
  (- (log (* x y)) (+ (log (* z z)) (log (+ z 1.0))))
  (- (log (* x y)) (log (* (* z z) (+ z 1.0))))
  (log (/ (* x y) (* (* z z) (+ z 1.0))))
  (exp (/ (* x y) (* (* z z) (+ z 1.0))))
  (/ (* (* (* x x) x) (* (* y y) y)) (* (* (* (* z z) z) (* (* z z) z)) (* (* (+ z 1.0) (+ z 1.0)) (+ z 1.0))))
  (/ (* (* (* x x) x) (* (* y y) y)) (* (* (* (* z z) (* z z)) (* z z)) (* (* (+ z 1.0) (+ z 1.0)) (+ z 1.0))))
  (/ (* (* (* x x) x) (* (* y y) y)) (* (* (* (* z z) (+ z 1.0)) (* (* z z) (+ z 1.0))) (* (* z z) (+ z 1.0))))
  (/ (* (* (* x y) (* x y)) (* x y)) (* (* (* (* z z) z) (* (* z z) z)) (* (* (+ z 1.0) (+ z 1.0)) (+ z 1.0))))
  (/ (* (* (* x y) (* x y)) (* x y)) (* (* (* (* z z) (* z z)) (* z z)) (* (* (+ z 1.0) (+ z 1.0)) (+ z 1.0))))
  (/ (* (* (* x y) (* x y)) (* x y)) (* (* (* (* z z) (+ z 1.0)) (* (* z z) (+ z 1.0))) (* (* z z) (+ z 1.0))))
  (* (cbrt (/ (* x y) (* (* z z) (+ z 1.0)))) (cbrt (/ (* x y) (* (* z z) (+ z 1.0)))))
  (cbrt (/ (* x y) (* (* z z) (+ z 1.0))))
  (* (* (/ (* x y) (* (* z z) (+ z 1.0))) (/ (* x y) (* (* z z) (+ z 1.0)))) (/ (* x y) (* (* z z) (+ z 1.0))))
  (sqrt (/ (* x y) (* (* z z) (+ z 1.0))))
  (sqrt (/ (* x y) (* (* z z) (+ z 1.0))))
  (- (* x y))
  (- (* (* z z) (+ z 1.0)))
  (/ x (* z z))
  (/ y (+ z 1.0))
  (/ 1 (* (* z z) (+ z 1.0)))
  (/ (* (* z z) (+ z 1.0)) (* x y))
  (/ (* x y) (* z z))
  (/ (* (* z z) (+ z 1.0)) y)
  (/ (* x y) (* (* z z) (+ (pow z 3) (pow 1.0 3))))
  (/ (* x y) (* (* z z) (- (* z z) (* 1.0 1.0))))
  (* (* z z) (+ z 1.0))
  (* (* z z) (+ z 1.0))
  (+ (+ (log z) (log z)) (log (+ z 1.0)))
  (+ (log (* z z)) (log (+ z 1.0)))
  (log (* (* z z) (+ z 1.0)))
  (exp (* (* z z) (+ z 1.0)))
  (* (* (* (* z z) z) (* (* z z) z)) (* (* (+ z 1.0) (+ z 1.0)) (+ z 1.0)))
  (* (* (* (* z z) (* z z)) (* z z)) (* (* (+ z 1.0) (+ z 1.0)) (+ z 1.0)))
  (* (cbrt (* (* z z) (+ z 1.0))) (cbrt (* (* z z) (+ z 1.0))))
  (cbrt (* (* z z) (+ z 1.0)))
  (* (* (* (* z z) (+ z 1.0)) (* (* z z) (+ z 1.0))) (* (* z z) (+ z 1.0)))
  (sqrt (* (* z z) (+ z 1.0)))
  (sqrt (* (* z z) (+ z 1.0)))
  (* z (sqrt (+ z 1.0)))
  (* z (sqrt (+ z 1.0)))
  (* (* z z) z)
  (* (* z z) 1.0)
  (* z (* z z))
  (* 1.0 (* z z))
  (* (* z z) (* (cbrt (+ z 1.0)) (cbrt (+ z 1.0))))
  (* (* z z) (sqrt (+ z 1.0)))
  (* (* z z) 1)
  (* (* z z) 1)
  (* z (+ z 1.0))
  (* (* z z) (+ (pow z 3) (pow 1.0 3)))
  (* (* z z) (- (* z z) (* 1.0 1.0)))
  (- (+ (* 1.0 (* x y)) (* 1.0 (/ (* x y) (pow z 2)))) (* 1.0 (/ (* x y) z)))
  (- (+ (* 1.0 (/ (* x y) (pow z 5))) (/ (* x y) (pow z 3))) (* 1.0 (/ (* x y) (pow z 4))))
  (- (+ (* 1.0 (/ (* x y) (pow z 5))) (/ (* x y) (pow z 3))) (* 1.0 (/ (* x y) (pow z 4))))
  (+ (pow z 3) (* 1.0 (pow z 2)))
  (+ (pow z 3) (* 1.0 (pow z 2)))
  (+ (pow z 3) (* 1.0 (pow z 2)))
2.488 * * [simplify]: iteration  0 :  112  enodes  (cost  858 )
2.514 * * [simplify]: iteration  1 :  375  enodes  (cost  794 )