80.178 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.041 * * * [progress]: [2/2] Setting up program.
0.047 * [progress]: [Phase 2 of 3] Improving.
0.047 * [simplify]: Simplifying:
  (/ (* 4.0 (- (- x y) (* z 0.5))) z)
0.047 * * [simplify]: iteration 0: 10 enodes
0.052 * * [simplify]: iteration 1: 20 enodes
0.061 * * [simplify]: iteration 2: 43 enodes
0.085 * * [simplify]: iteration 3: 121 enodes
0.171 * * [simplify]: iteration 4: 299 enodes
0.385 * * [simplify]: iteration 5: 654 enodes
0.915 * * [simplify]: iteration 6: 1510 enodes
4.196 * * [simplify]: iteration 7: 3466 enodes
9.371 * * [simplify]: iteration complete: 5000 enodes
9.371 * * [simplify]: Extracting #0: cost 1 inf + 0
9.372 * * [simplify]: Extracting #1: cost 125 inf + 0
9.382 * * [simplify]: Extracting #2: cost 391 inf + 129
9.394 * * [simplify]: Extracting #3: cost 184 inf + 20472
9.430 * * [simplify]: Extracting #4: cost 2 inf + 41904
9.473 * * [simplify]: Extracting #5: cost 0 inf + 41989
9.542 * [simplify]: Simplified to:
  (* 4.0 (- (/ (- x y) z) 0.5))
9.556 * * [progress]: iteration 1 / 4
9.556 * * * [progress]: picking best candidate
9.563 * * * * [pick]: Picked  #<alt (λ (x y z) (* 4.0 (- (/ (- x y) z) 0.5)))>
9.564 * * * [progress]: localizing error
9.586 * * * [progress]: generating rewritten candidates
9.586 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 1)
9.627 * * * [progress]: generating series expansions
9.627 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 1)
9.627 * [backup-simplify]: Simplify (/ (- x y) z) into (/ (- x y) z)
9.627 * [approximate]: Taking taylor expansion of (/ (- x y) z) in (x y z) around 0
9.627 * [taylor]: Taking taylor expansion of (/ (- x y) z) in z
9.628 * [taylor]: Taking taylor expansion of (- x y) in z
9.628 * [taylor]: Taking taylor expansion of x in z
9.628 * [backup-simplify]: Simplify x into x
9.628 * [taylor]: Taking taylor expansion of y in z
9.628 * [backup-simplify]: Simplify y into y
9.628 * [taylor]: Taking taylor expansion of z in z
9.628 * [backup-simplify]: Simplify 0 into 0
9.628 * [backup-simplify]: Simplify 1 into 1
9.628 * [backup-simplify]: Simplify (- y) into (- y)
9.628 * [backup-simplify]: Simplify (+ x (- y)) into (- x y)
9.628 * [backup-simplify]: Simplify (/ (- x y) 1) into (- x y)
9.628 * [taylor]: Taking taylor expansion of (/ (- x y) z) in y
9.628 * [taylor]: Taking taylor expansion of (- x y) in y
9.628 * [taylor]: Taking taylor expansion of x in y
9.628 * [backup-simplify]: Simplify x into x
9.628 * [taylor]: Taking taylor expansion of y in y
9.628 * [backup-simplify]: Simplify 0 into 0
9.628 * [backup-simplify]: Simplify 1 into 1
9.628 * [taylor]: Taking taylor expansion of z in y
9.628 * [backup-simplify]: Simplify z into z
9.629 * [backup-simplify]: Simplify (- 0) into 0
9.629 * [backup-simplify]: Simplify (+ x 0) into x
9.629 * [backup-simplify]: Simplify (/ x z) into (/ x z)
9.629 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
9.629 * [taylor]: Taking taylor expansion of (- x y) in x
9.629 * [taylor]: Taking taylor expansion of x in x
9.629 * [backup-simplify]: Simplify 0 into 0
9.629 * [backup-simplify]: Simplify 1 into 1
9.629 * [taylor]: Taking taylor expansion of y in x
9.629 * [backup-simplify]: Simplify y into y
9.629 * [taylor]: Taking taylor expansion of z in x
9.629 * [backup-simplify]: Simplify z into z
9.629 * [backup-simplify]: Simplify (- y) into (- y)
9.629 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
9.629 * [backup-simplify]: Simplify (/ (- y) z) into (* -1 (/ y z))
9.629 * [taylor]: Taking taylor expansion of (/ (- x y) z) in x
9.630 * [taylor]: Taking taylor expansion of (- x y) in x
9.630 * [taylor]: Taking taylor expansion of x in x
9.630 * [backup-simplify]: Simplify 0 into 0
9.630 * [backup-simplify]: Simplify 1 into 1
9.630 * [taylor]: Taking taylor expansion of y in x
9.630 * [backup-simplify]: Simplify y into y
9.630 * [taylor]: Taking taylor expansion of z in x
9.630 * [backup-simplify]: Simplify z into z
9.630 * [backup-simplify]: Simplify (- y) into (- y)
9.630 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
9.630 * [backup-simplify]: Simplify (/ (- y) z) into (* -1 (/ y z))
9.630 * [taylor]: Taking taylor expansion of (* -1 (/ y z)) in y
9.630 * [taylor]: Taking taylor expansion of -1 in y
9.630 * [backup-simplify]: Simplify -1 into -1
9.630 * [taylor]: Taking taylor expansion of (/ y z) in y
9.630 * [taylor]: Taking taylor expansion of y in y
9.630 * [backup-simplify]: Simplify 0 into 0
9.630 * [backup-simplify]: Simplify 1 into 1
9.630 * [taylor]: Taking taylor expansion of z in y
9.630 * [backup-simplify]: Simplify z into z
9.630 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
9.631 * [backup-simplify]: Simplify (- 0) into 0
9.631 * [backup-simplify]: Simplify (+ 1 0) into 1
9.632 * [backup-simplify]: Simplify (- (/ 1 z) (+ (* (* -1 (/ y z)) (/ 0 z)))) into (/ 1 z)
9.632 * [taylor]: Taking taylor expansion of (/ 1 z) in y
9.632 * [taylor]: Taking taylor expansion of z in y
9.632 * [backup-simplify]: Simplify z into z
9.633 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
9.633 * [taylor]: Taking taylor expansion of (/ 1 z) in z
9.633 * [taylor]: Taking taylor expansion of z in z
9.633 * [backup-simplify]: Simplify 0 into 0
9.633 * [backup-simplify]: Simplify 1 into 1
9.634 * [backup-simplify]: Simplify (/ 1 1) into 1
9.634 * [backup-simplify]: Simplify 1 into 1
9.634 * [backup-simplify]: Simplify (* -1 (/ 1 z)) into (/ -1 z)
9.634 * [taylor]: Taking taylor expansion of (/ -1 z) in z
9.634 * [taylor]: Taking taylor expansion of -1 in z
9.634 * [backup-simplify]: Simplify -1 into -1
9.634 * [taylor]: Taking taylor expansion of z in z
9.634 * [backup-simplify]: Simplify 0 into 0
9.634 * [backup-simplify]: Simplify 1 into 1
9.635 * [backup-simplify]: Simplify (/ -1 1) into -1
9.635 * [backup-simplify]: Simplify -1 into -1
9.635 * [backup-simplify]: Simplify (- 0) into 0
9.636 * [backup-simplify]: Simplify (+ 0 0) into 0
9.636 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (* -1 (/ y z)) (/ 0 z)) (* (/ 1 z) (/ 0 z)))) into 0
9.636 * [taylor]: Taking taylor expansion of 0 in y
9.636 * [backup-simplify]: Simplify 0 into 0
9.636 * [taylor]: Taking taylor expansion of 0 in z
9.636 * [backup-simplify]: Simplify 0 into 0
9.636 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)))) into 0
9.636 * [taylor]: Taking taylor expansion of 0 in z
9.636 * [backup-simplify]: Simplify 0 into 0
9.637 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)))) into 0
9.637 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (/ 1 z))) into 0
9.637 * [taylor]: Taking taylor expansion of 0 in z
9.637 * [backup-simplify]: Simplify 0 into 0
9.638 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
9.638 * [backup-simplify]: Simplify 0 into 0
9.639 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
9.639 * [backup-simplify]: Simplify 0 into 0
9.640 * [backup-simplify]: Simplify (- 0) into 0
9.641 * [backup-simplify]: Simplify (+ 0 0) into 0
9.641 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (* -1 (/ y z)) (/ 0 z)) (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
9.641 * [taylor]: Taking taylor expansion of 0 in y
9.641 * [backup-simplify]: Simplify 0 into 0
9.641 * [taylor]: Taking taylor expansion of 0 in z
9.641 * [backup-simplify]: Simplify 0 into 0
9.641 * [taylor]: Taking taylor expansion of 0 in z
9.641 * [backup-simplify]: Simplify 0 into 0
9.642 * [backup-simplify]: Simplify (- (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
9.642 * [taylor]: Taking taylor expansion of 0 in z
9.642 * [backup-simplify]: Simplify 0 into 0
9.642 * [backup-simplify]: Simplify (- (/ 0 z) (+ (* (/ 1 z) (/ 0 z)) (* 0 (/ 0 z)))) into 0
9.644 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (/ 1 z)))) into 0
9.644 * [taylor]: Taking taylor expansion of 0 in z
9.644 * [backup-simplify]: Simplify 0 into 0
9.644 * [backup-simplify]: Simplify 0 into 0
9.644 * [backup-simplify]: Simplify 0 into 0
9.644 * [backup-simplify]: Simplify 0 into 0
9.645 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.645 * [backup-simplify]: Simplify 0 into 0
9.645 * [backup-simplify]: Simplify (+ (* -1 (* (/ 1 z) (* y 1))) (* 1 (* (/ 1 z) (* 1 x)))) into (- (/ x z) (/ y z))
9.645 * [backup-simplify]: Simplify (/ (- (/ 1 x) (/ 1 y)) (/ 1 z)) into (* (- (/ 1 x) (/ 1 y)) z)
9.645 * [approximate]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in (x y z) around 0
9.645 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in z
9.645 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in z
9.645 * [taylor]: Taking taylor expansion of (/ 1 x) in z
9.645 * [taylor]: Taking taylor expansion of x in z
9.645 * [backup-simplify]: Simplify x into x
9.646 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
9.646 * [taylor]: Taking taylor expansion of (/ 1 y) in z
9.646 * [taylor]: Taking taylor expansion of y in z
9.646 * [backup-simplify]: Simplify y into y
9.646 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
9.646 * [taylor]: Taking taylor expansion of z in z
9.646 * [backup-simplify]: Simplify 0 into 0
9.646 * [backup-simplify]: Simplify 1 into 1
9.646 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in y
9.646 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
9.646 * [taylor]: Taking taylor expansion of (/ 1 x) in y
9.646 * [taylor]: Taking taylor expansion of x in y
9.646 * [backup-simplify]: Simplify x into x
9.646 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
9.646 * [taylor]: Taking taylor expansion of (/ 1 y) in y
9.646 * [taylor]: Taking taylor expansion of y in y
9.646 * [backup-simplify]: Simplify 0 into 0
9.646 * [backup-simplify]: Simplify 1 into 1
9.647 * [backup-simplify]: Simplify (/ 1 1) into 1
9.647 * [taylor]: Taking taylor expansion of z in y
9.647 * [backup-simplify]: Simplify z into z
9.647 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
9.647 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
9.647 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.647 * [taylor]: Taking taylor expansion of x in x
9.647 * [backup-simplify]: Simplify 0 into 0
9.647 * [backup-simplify]: Simplify 1 into 1
9.647 * [backup-simplify]: Simplify (/ 1 1) into 1
9.647 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.647 * [taylor]: Taking taylor expansion of y in x
9.647 * [backup-simplify]: Simplify y into y
9.647 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
9.647 * [taylor]: Taking taylor expansion of z in x
9.647 * [backup-simplify]: Simplify z into z
9.647 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) z) in x
9.647 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
9.647 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.648 * [taylor]: Taking taylor expansion of x in x
9.648 * [backup-simplify]: Simplify 0 into 0
9.648 * [backup-simplify]: Simplify 1 into 1
9.648 * [backup-simplify]: Simplify (/ 1 1) into 1
9.648 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.648 * [taylor]: Taking taylor expansion of y in x
9.648 * [backup-simplify]: Simplify y into y
9.648 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
9.648 * [taylor]: Taking taylor expansion of z in x
9.648 * [backup-simplify]: Simplify z into z
9.649 * [backup-simplify]: Simplify (+ 1 0) into 1
9.649 * [backup-simplify]: Simplify (* 1 z) into z
9.649 * [taylor]: Taking taylor expansion of z in y
9.649 * [backup-simplify]: Simplify z into z
9.650 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
9.650 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
9.650 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
9.651 * [backup-simplify]: Simplify (+ (* 1 0) (* (- (/ 1 y)) z)) into (- (/ z y))
9.651 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
9.651 * [taylor]: Taking taylor expansion of (/ z y) in y
9.651 * [taylor]: Taking taylor expansion of z in y
9.651 * [backup-simplify]: Simplify z into z
9.651 * [taylor]: Taking taylor expansion of y in y
9.651 * [backup-simplify]: Simplify 0 into 0
9.651 * [backup-simplify]: Simplify 1 into 1
9.651 * [backup-simplify]: Simplify (/ z 1) into z
9.651 * [backup-simplify]: Simplify (- z) into (- z)
9.651 * [taylor]: Taking taylor expansion of (- z) in z
9.651 * [taylor]: Taking taylor expansion of z in z
9.651 * [backup-simplify]: Simplify 0 into 0
9.651 * [backup-simplify]: Simplify 1 into 1
9.651 * [backup-simplify]: Simplify (- 0) into 0
9.651 * [backup-simplify]: Simplify 0 into 0
9.651 * [taylor]: Taking taylor expansion of z in z
9.651 * [backup-simplify]: Simplify 0 into 0
9.651 * [backup-simplify]: Simplify 1 into 1
9.652 * [backup-simplify]: Simplify 0 into 0
9.652 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.653 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
9.653 * [backup-simplify]: Simplify (- 0) into 0
9.653 * [backup-simplify]: Simplify (+ 0 0) into 0
9.654 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (* 0 z))) into 0
9.654 * [taylor]: Taking taylor expansion of 0 in y
9.654 * [backup-simplify]: Simplify 0 into 0
9.655 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
9.655 * [backup-simplify]: Simplify (- 0) into 0
9.655 * [taylor]: Taking taylor expansion of 0 in z
9.655 * [backup-simplify]: Simplify 0 into 0
9.655 * [backup-simplify]: Simplify 0 into 0
9.655 * [taylor]: Taking taylor expansion of 0 in z
9.655 * [backup-simplify]: Simplify 0 into 0
9.655 * [backup-simplify]: Simplify 0 into 0
9.657 * [backup-simplify]: Simplify (- 1) into -1
9.657 * [backup-simplify]: Simplify -1 into -1
9.657 * [backup-simplify]: Simplify 1 into 1
9.658 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.659 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
9.659 * [backup-simplify]: Simplify (- 0) into 0
9.660 * [backup-simplify]: Simplify (+ 0 0) into 0
9.661 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 0) (* 0 z)))) into 0
9.661 * [taylor]: Taking taylor expansion of 0 in y
9.661 * [backup-simplify]: Simplify 0 into 0
9.661 * [taylor]: Taking taylor expansion of 0 in z
9.661 * [backup-simplify]: Simplify 0 into 0
9.661 * [backup-simplify]: Simplify 0 into 0
9.663 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.663 * [backup-simplify]: Simplify (- 0) into 0
9.663 * [taylor]: Taking taylor expansion of 0 in z
9.663 * [backup-simplify]: Simplify 0 into 0
9.663 * [backup-simplify]: Simplify 0 into 0
9.663 * [taylor]: Taking taylor expansion of 0 in z
9.663 * [backup-simplify]: Simplify 0 into 0
9.663 * [backup-simplify]: Simplify 0 into 0
9.663 * [backup-simplify]: Simplify 0 into 0
9.663 * [backup-simplify]: Simplify 0 into 0
9.664 * [backup-simplify]: Simplify (- 0) into 0
9.664 * [backup-simplify]: Simplify 0 into 0
9.664 * [backup-simplify]: Simplify (+ (* 1 (* (/ 1 z) (* 1 (/ 1 (/ 1 x))))) (* -1 (* (/ 1 z) (* (/ 1 (/ 1 y)) 1)))) into (- (/ x z) (/ y z))
9.665 * [backup-simplify]: Simplify (/ (- (/ 1 (- x)) (/ 1 (- y))) (/ 1 (- z))) into (* -1 (* z (- (/ 1 y) (/ 1 x))))
9.665 * [approximate]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in (x y z) around 0
9.665 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in z
9.665 * [taylor]: Taking taylor expansion of -1 in z
9.665 * [backup-simplify]: Simplify -1 into -1
9.665 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in z
9.665 * [taylor]: Taking taylor expansion of z in z
9.665 * [backup-simplify]: Simplify 0 into 0
9.665 * [backup-simplify]: Simplify 1 into 1
9.665 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in z
9.665 * [taylor]: Taking taylor expansion of (/ 1 y) in z
9.665 * [taylor]: Taking taylor expansion of y in z
9.665 * [backup-simplify]: Simplify y into y
9.665 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
9.665 * [taylor]: Taking taylor expansion of (/ 1 x) in z
9.665 * [taylor]: Taking taylor expansion of x in z
9.665 * [backup-simplify]: Simplify x into x
9.665 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
9.665 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in y
9.665 * [taylor]: Taking taylor expansion of -1 in y
9.665 * [backup-simplify]: Simplify -1 into -1
9.665 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in y
9.665 * [taylor]: Taking taylor expansion of z in y
9.665 * [backup-simplify]: Simplify z into z
9.665 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
9.665 * [taylor]: Taking taylor expansion of (/ 1 y) in y
9.665 * [taylor]: Taking taylor expansion of y in y
9.666 * [backup-simplify]: Simplify 0 into 0
9.666 * [backup-simplify]: Simplify 1 into 1
9.666 * [backup-simplify]: Simplify (/ 1 1) into 1
9.666 * [taylor]: Taking taylor expansion of (/ 1 x) in y
9.666 * [taylor]: Taking taylor expansion of x in y
9.666 * [backup-simplify]: Simplify x into x
9.666 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
9.666 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
9.666 * [taylor]: Taking taylor expansion of -1 in x
9.666 * [backup-simplify]: Simplify -1 into -1
9.666 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
9.666 * [taylor]: Taking taylor expansion of z in x
9.666 * [backup-simplify]: Simplify z into z
9.666 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
9.666 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.666 * [taylor]: Taking taylor expansion of y in x
9.667 * [backup-simplify]: Simplify y into y
9.667 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
9.667 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.667 * [taylor]: Taking taylor expansion of x in x
9.667 * [backup-simplify]: Simplify 0 into 0
9.667 * [backup-simplify]: Simplify 1 into 1
9.667 * [backup-simplify]: Simplify (/ 1 1) into 1
9.667 * [taylor]: Taking taylor expansion of (* -1 (* z (- (/ 1 y) (/ 1 x)))) in x
9.667 * [taylor]: Taking taylor expansion of -1 in x
9.667 * [backup-simplify]: Simplify -1 into -1
9.667 * [taylor]: Taking taylor expansion of (* z (- (/ 1 y) (/ 1 x))) in x
9.667 * [taylor]: Taking taylor expansion of z in x
9.667 * [backup-simplify]: Simplify z into z
9.667 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
9.667 * [taylor]: Taking taylor expansion of (/ 1 y) in x
9.667 * [taylor]: Taking taylor expansion of y in x
9.667 * [backup-simplify]: Simplify y into y
9.667 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
9.667 * [taylor]: Taking taylor expansion of (/ 1 x) in x
9.667 * [taylor]: Taking taylor expansion of x in x
9.668 * [backup-simplify]: Simplify 0 into 0
9.668 * [backup-simplify]: Simplify 1 into 1
9.668 * [backup-simplify]: Simplify (/ 1 1) into 1
9.668 * [backup-simplify]: Simplify (- 1) into -1
9.669 * [backup-simplify]: Simplify (+ 0 -1) into -1
9.669 * [backup-simplify]: Simplify (* z -1) into (* -1 z)
9.669 * [backup-simplify]: Simplify (* -1 (* -1 z)) into z
9.669 * [taylor]: Taking taylor expansion of z in y
9.669 * [backup-simplify]: Simplify z into z
9.670 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
9.670 * [backup-simplify]: Simplify (- 0) into 0
9.671 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
9.671 * [backup-simplify]: Simplify (+ (* z (/ 1 y)) (* 0 -1)) into (/ z y)
9.671 * [backup-simplify]: Simplify (+ (* -1 (/ z y)) (* 0 (* -1 z))) into (- (/ z y))
9.671 * [taylor]: Taking taylor expansion of (- (/ z y)) in y
9.671 * [taylor]: Taking taylor expansion of (/ z y) in y
9.671 * [taylor]: Taking taylor expansion of z in y
9.672 * [backup-simplify]: Simplify z into z
9.672 * [taylor]: Taking taylor expansion of y in y
9.672 * [backup-simplify]: Simplify 0 into 0
9.672 * [backup-simplify]: Simplify 1 into 1
9.672 * [backup-simplify]: Simplify (/ z 1) into z
9.672 * [backup-simplify]: Simplify (- z) into (- z)
9.672 * [taylor]: Taking taylor expansion of (- z) in z
9.672 * [taylor]: Taking taylor expansion of z in z
9.672 * [backup-simplify]: Simplify 0 into 0
9.672 * [backup-simplify]: Simplify 1 into 1
9.672 * [backup-simplify]: Simplify (- 0) into 0
9.672 * [backup-simplify]: Simplify 0 into 0
9.672 * [taylor]: Taking taylor expansion of z in z
9.672 * [backup-simplify]: Simplify 0 into 0
9.672 * [backup-simplify]: Simplify 1 into 1
9.672 * [backup-simplify]: Simplify 0 into 0
9.673 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
9.674 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.674 * [backup-simplify]: Simplify (- 0) into 0
9.674 * [backup-simplify]: Simplify (+ 0 0) into 0
9.675 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
9.675 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ z y)) (* 0 (* -1 z)))) into 0
9.675 * [taylor]: Taking taylor expansion of 0 in y
9.676 * [backup-simplify]: Simplify 0 into 0
9.676 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)))) into 0
9.677 * [backup-simplify]: Simplify (- 0) into 0
9.677 * [taylor]: Taking taylor expansion of 0 in z
9.677 * [backup-simplify]: Simplify 0 into 0
9.677 * [backup-simplify]: Simplify 0 into 0
9.677 * [taylor]: Taking taylor expansion of 0 in z
9.677 * [backup-simplify]: Simplify 0 into 0
9.677 * [backup-simplify]: Simplify 0 into 0
9.678 * [backup-simplify]: Simplify (- 1) into -1
9.678 * [backup-simplify]: Simplify -1 into -1
9.678 * [backup-simplify]: Simplify 1 into 1
9.678 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
9.679 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.680 * [backup-simplify]: Simplify (- 0) into 0
9.680 * [backup-simplify]: Simplify (+ 0 0) into 0
9.681 * [backup-simplify]: Simplify (+ (* z 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
9.682 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ z y)) (* 0 (* -1 z))))) into 0
9.682 * [taylor]: Taking taylor expansion of 0 in y
9.682 * [backup-simplify]: Simplify 0 into 0
9.682 * [taylor]: Taking taylor expansion of 0 in z
9.682 * [backup-simplify]: Simplify 0 into 0
9.682 * [backup-simplify]: Simplify 0 into 0
9.684 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* z (/ 0 1)) (* 0 (/ 0 1)))) into 0
9.684 * [backup-simplify]: Simplify (- 0) into 0
9.684 * [taylor]: Taking taylor expansion of 0 in z
9.684 * [backup-simplify]: Simplify 0 into 0
9.684 * [backup-simplify]: Simplify 0 into 0
9.684 * [taylor]: Taking taylor expansion of 0 in z
9.684 * [backup-simplify]: Simplify 0 into 0
9.684 * [backup-simplify]: Simplify 0 into 0
9.684 * [backup-simplify]: Simplify 0 into 0
9.684 * [backup-simplify]: Simplify 0 into 0
9.685 * [backup-simplify]: Simplify (- 0) into 0
9.685 * [backup-simplify]: Simplify 0 into 0
9.685 * [backup-simplify]: Simplify (+ (* 1 (* (/ 1 (- z)) (* 1 (/ 1 (/ 1 (- x)))))) (* -1 (* (/ 1 (- z)) (* (/ 1 (/ 1 (- y))) 1)))) into (- (/ x z) (/ y z))
9.685 * * * [progress]: simplifying candidates
9.687 * [simplify]: Simplifying:
  (expm1 (/ (- x y) z))
  (log1p (/ (- x y) z))
  (- (log (- x y)) (log z))
  (log (/ (- x y) z))
  (exp (/ (- x y) z))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* z z) z))
  (* (cbrt (/ (- x y) z)) (cbrt (/ (- x y) z)))
  (cbrt (/ (- x y) z))
  (* (* (/ (- x y) z) (/ (- x y) z)) (/ (- x y) z))
  (sqrt (/ (- x y) z))
  (sqrt (/ (- x y) z))
  (- (- x y))
  (- z)
  (/ x z)
  (/ y z)
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* (cbrt z) (cbrt z)))
  (/ (cbrt (- x y)) (cbrt z))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (sqrt z))
  (/ (cbrt (- x y)) (sqrt z))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) 1)
  (/ (cbrt (- x y)) z)
  (/ (sqrt (- x y)) (* (cbrt z) (cbrt z)))
  (/ (sqrt (- x y)) (cbrt z))
  (/ (sqrt (- x y)) (sqrt z))
  (/ (sqrt (- x y)) (sqrt z))
  (/ (sqrt (- x y)) 1)
  (/ (sqrt (- x y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  (/ 1 1)
  (/ (- x y) z)
  (/ (+ (sqrt x) (sqrt y)) (* (cbrt z) (cbrt z)))
  (/ (- (sqrt x) (sqrt y)) (cbrt z))
  (/ (+ (sqrt x) (sqrt y)) (sqrt z))
  (/ (- (sqrt x) (sqrt y)) (sqrt z))
  (/ (+ (sqrt x) (sqrt y)) 1)
  (/ (- (sqrt x) (sqrt y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  (/ 1 1)
  (/ (- x y) z)
  (/ 1 z)
  (/ z (- x y))
  (/ (- x y) (* (cbrt z) (cbrt z)))
  (/ (- x y) (sqrt z))
  (/ (- x y) 1)
  (/ z (cbrt (- x y)))
  (/ z (sqrt (- x y)))
  (/ z (- x y))
  (/ z (- (sqrt x) (sqrt y)))
  (/ z (- x y))
  (* z (+ (* x x) (+ (* y y) (* x y))))
  (* z (+ x y))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
  (- (/ x z) (/ y z))
9.688 * * [simplify]: iteration 0: 75 enodes
9.734 * * [simplify]: iteration 1: 165 enodes
9.819 * * [simplify]: iteration 2: 370 enodes
10.167 * * [simplify]: iteration 3: 1210 enodes
12.199 * * [simplify]: iteration 4: 4160 enodes
14.016 * * [simplify]: iteration complete: 5000 enodes
14.016 * * [simplify]: Extracting #0: cost 44 inf + 0
14.019 * * [simplify]: Extracting #1: cost 610 inf + 1
14.032 * * [simplify]: Extracting #2: cost 1124 inf + 13032
14.069 * * [simplify]: Extracting #3: cost 620 inf + 74277
14.142 * * [simplify]: Extracting #4: cost 112 inf + 150214
14.221 * * [simplify]: Extracting #5: cost 0 inf + 173443
14.304 * * [simplify]: Extracting #6: cost 0 inf + 173403
14.382 * [simplify]: Simplified to:
  (expm1 (/ (- x y) z))
  (log1p (/ (- x y) z))
  (log (/ (- x y) z))
  (log (/ (- x y) z))
  (exp (/ (- x y) z))
  (* (/ (- x y) z) (* (/ (- x y) z) (/ (- x y) z)))
  (* (cbrt (/ (- x y) z)) (cbrt (/ (- x y) z)))
  (cbrt (/ (- x y) z))
  (* (/ (- x y) z) (* (/ (- x y) z) (/ (- x y) z)))
  (sqrt (/ (- x y) z))
  (sqrt (/ (- x y) z))
  (- (- x y))
  (- z)
  (/ x z)
  (/ y z)
  (* (/ (cbrt (- x y)) (cbrt z)) (/ (cbrt (- x y)) (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 y) (sqrt x)) (* (cbrt z) (cbrt z)))
  (/ (- (sqrt x) (sqrt y)) (cbrt z))
  (/ (+ (sqrt y) (sqrt x)) (sqrt z))
  (/ (- (sqrt x) (sqrt y)) (sqrt z))
  (+ (sqrt y) (sqrt x))
  (/ (- (sqrt x) (sqrt y)) z)
  (/ 1 (* (cbrt z) (cbrt z)))
  (/ (- x y) (cbrt z))
  (/ 1 (sqrt z))
  (/ (- x y) (sqrt z))
  1
  (/ (- x y) z)
  (/ 1 z)
  (/ z (- x y))
  (/ (- x y) (* (cbrt z) (cbrt z)))
  (/ (- x y) (sqrt z))
  (- x y)
  (/ z (cbrt (- x y)))
  (/ z (sqrt (- x y)))
  (/ z (- x y))
  (/ z (- (sqrt x) (sqrt y)))
  (/ z (- x y))
  (* (fma y (+ y x) (* x x)) z)
  (* (+ y x) z)
  (/ (- x y) z)
  (/ (- x y) z)
  (/ (- x y) z)
14.386 * * * [progress]: adding candidates to table
14.680 * [progress]: [Phase 3 of 3] Extracting.
14.688 * [simplify]: Simplifying:
  (* 4.0 (- (/ (- x y) z) 0.5))
14.688 * * [simplify]: iteration 0: 9 enodes
14.690 * * [simplify]: iteration 1: 10 enodes
14.690 * * [simplify]: iteration complete: 10 enodes
14.690 * * [simplify]: Extracting #0: cost 1 inf + 0
14.690 * * [simplify]: Extracting #1: cost 3 inf + 0
14.690 * * [simplify]: Extracting #2: cost 4 inf + 1
14.690 * * [simplify]: Extracting #3: cost 5 inf + 2
14.690 * * [simplify]: Extracting #4: cost 6 inf + 3
14.691 * * [simplify]: Extracting #5: cost 4 inf + 5
14.691 * * [simplify]: Extracting #6: cost 0 inf + 419
14.691 * [simplify]: Simplified to:
  (* (- (/ (- x y) z) 0.5) 4.0)
17.532 * [regime-testing]: Baseline error score: 0.007875984498062257
17.553 * [regime-testing]: Oracle error score: 0.007875984498062257
17.553 * [regime-testing]: End program error score: 0.007875984498062257
17.740 * [regime-testing]: Target error score: 0.0075009376172021506