1.818 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.020 * [progress]: [Phase 2 of 3] Improving.
0.020 * [simplify]: Simplifying:
  (/ (- x y) (- z y))
0.021 * * [simplify]: Extracting # 0 : cost  0
0.021 * * [simplify]: Extracting # 1 : cost  0
0.021 * * [simplify]: Extracting # 2 : cost  0
0.021 * * [simplify]: Extracting # 3 : cost  0
0.021 * * [simplify]: Extracting # 4 : cost  0
0.021 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.022 * * [simplify]: Extracting # 0 : cost  0
0.022 * * [simplify]: Extracting # 1 : cost  0
0.022 * * [simplify]: Extracting # 2 : cost  0
0.022 * * [simplify]: iteration  1 :  12  enodes  (cost  7 )
0.025 * * [simplify]: Extracting # 0 : cost  0
0.025 * * [simplify]: Extracting # 1 : cost  0
0.026 * * [simplify]: Extracting # 2 : cost  0
0.026 * * [simplify]: iteration  2 :  16  enodes  (cost  7 )
0.030 * * [simplify]: Extracting # 0 : cost  0
0.030 * * [simplify]: iteration  3 :  18  enodes  (cost  7 )
0.034 * * [simplify]: Extracting # 0 : cost  0
0.034 * * [simplify]: iteration done:  18  enodes  (cost  7 )
0.034 * [simplify]: Simplified to:
  (/ (- x y) (- z y))
0.035 * * [progress]: iteration 1 / 4
0.035 * * * [progress]: picking best candidate
0.037 * * * * [pick]: Picked  #<alt (λ (x y z) (/ (- x y) (- z y)))>
0.037 * * * [progress]: localizing error
0.050 * * * [progress]: generating rewritten candidates
0.050 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.089 * * * [progress]: generating series expansions
0.089 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.089 * [backup-simplify]: Simplify (/ (- x y) (- z y)) into (/ (- x y) (- z y))
0.089 * [approximate]: Taking taylor expansion of (/ (- x y) (- z y)) in (x y z) around 0
0.089 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in z
0.089 * [taylor]: Taking taylor expansion of (- x y) in z
0.089 * [taylor]: Taking taylor expansion of x in z
0.089 * [backup-simplify]: Simplify x into x
0.089 * [taylor]: Taking taylor expansion of y in z
0.089 * [backup-simplify]: Simplify y into y
0.089 * [taylor]: Taking taylor expansion of (- z y) in z
0.089 * [taylor]: Taking taylor expansion of z in z
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [taylor]: Taking taylor expansion of y in z
0.089 * [backup-simplify]: Simplify y into y
0.089 * [backup-simplify]: Simplify (- y) into (- y)
0.089 * [backup-simplify]: Simplify (+ x (- y)) into (- x y)
0.089 * [backup-simplify]: Simplify (- y) into (- y)
0.089 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.089 * [backup-simplify]: Simplify (/ (- x y) (- y)) into (* -1 (/ (- x y) y))
0.089 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in y
0.090 * [taylor]: Taking taylor expansion of (- x y) in y
0.090 * [taylor]: Taking taylor expansion of x in y
0.090 * [backup-simplify]: Simplify x into x
0.090 * [taylor]: Taking taylor expansion of y in y
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.090 * [taylor]: Taking taylor expansion of (- z y) in y
0.090 * [taylor]: Taking taylor expansion of z in y
0.090 * [backup-simplify]: Simplify z into z
0.090 * [taylor]: Taking taylor expansion of y in y
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 1 into 1
0.090 * [backup-simplify]: Simplify (- 0) into 0
0.090 * [backup-simplify]: Simplify (+ x 0) into x
0.091 * [backup-simplify]: Simplify (- 0) into 0
0.091 * [backup-simplify]: Simplify (+ z 0) into z
0.091 * [backup-simplify]: Simplify (/ x z) into (/ x z)
0.091 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in x
0.091 * [taylor]: Taking taylor expansion of (- x y) in x
0.091 * [taylor]: Taking taylor expansion of x in x
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 1 into 1
0.091 * [taylor]: Taking taylor expansion of y in x
0.091 * [backup-simplify]: Simplify y into y
0.091 * [taylor]: Taking taylor expansion of (- z y) in x
0.091 * [taylor]: Taking taylor expansion of z in x
0.091 * [backup-simplify]: Simplify z into z
0.091 * [taylor]: Taking taylor expansion of y in x
0.091 * [backup-simplify]: Simplify y into y
0.091 * [backup-simplify]: Simplify (- y) into (- y)
0.091 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.091 * [backup-simplify]: Simplify (- y) into (- y)
0.091 * [backup-simplify]: Simplify (+ z (- y)) into (- z y)
0.091 * [backup-simplify]: Simplify (/ (- y) (- z y)) into (* -1 (/ y (- z y)))
0.091 * [taylor]: Taking taylor expansion of (/ (- x y) (- z y)) in x
0.091 * [taylor]: Taking taylor expansion of (- x y) in x
0.091 * [taylor]: Taking taylor expansion of x in x
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 1 into 1
0.091 * [taylor]: Taking taylor expansion of y in x
0.091 * [backup-simplify]: Simplify y into y
0.091 * [taylor]: Taking taylor expansion of (- z y) in x
0.091 * [taylor]: Taking taylor expansion of z in x
0.091 * [backup-simplify]: Simplify z into z
0.091 * [taylor]: Taking taylor expansion of y in x
0.091 * [backup-simplify]: Simplify y into y
0.091 * [backup-simplify]: Simplify (- y) into (- y)
0.091 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.091 * [backup-simplify]: Simplify (- y) into (- y)
0.091 * [backup-simplify]: Simplify (+ z (- y)) into (- z y)
0.092 * [backup-simplify]: Simplify (/ (- y) (- z y)) into (* -1 (/ y (- z y)))
0.092 * [taylor]: Taking taylor expansion of (* -1 (/ y (- z y))) in y
0.092 * [taylor]: Taking taylor expansion of -1 in y
0.092 * [backup-simplify]: Simplify -1 into -1
0.092 * [taylor]: Taking taylor expansion of (/ y (- z y)) in y
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 1 into 1
0.092 * [taylor]: Taking taylor expansion of (- z y) in y
0.092 * [taylor]: Taking taylor expansion of z in y
0.092 * [backup-simplify]: Simplify z into z
0.092 * [taylor]: Taking taylor expansion of y in y
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (- 0) into 0
0.092 * [backup-simplify]: Simplify (+ z 0) into z
0.092 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.092 * [backup-simplify]: Simplify (- 0) into 0
0.093 * [backup-simplify]: Simplify (+ 1 0) into 1
0.093 * [backup-simplify]: Simplify (- 0) into 0
0.093 * [backup-simplify]: Simplify (+ 0 0) into 0
0.093 * [backup-simplify]: Simplify (- (/ 1 (- z y)) (+ (* (* -1 (/ y (- z y))) (/ 0 (- z y))))) into (/ 1 (- z y))
0.093 * [taylor]: Taking taylor expansion of (/ 1 (- z y)) in y
0.093 * [taylor]: Taking taylor expansion of (- z y) in y
0.093 * [taylor]: Taking taylor expansion of z in y
0.093 * [backup-simplify]: Simplify z into z
0.093 * [taylor]: Taking taylor expansion of y in y
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.094 * [backup-simplify]: Simplify (- 0) into 0
0.094 * [backup-simplify]: Simplify (+ z 0) into z
0.094 * [backup-simplify]: Simplify (/ 1 z) into (/ 1 z)
0.094 * [taylor]: Taking taylor expansion of (/ 1 z) in z
0.094 * [taylor]: Taking taylor expansion of z in z
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify 1 into 1
0.094 * [backup-simplify]: Simplify (/ 1 1) into 1
0.095 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify (* -1 (/ 1 z)) into (/ -1 z)
0.095 * [taylor]: Taking taylor expansion of (/ -1 z) in z
0.095 * [taylor]: Taking taylor expansion of -1 in z
0.095 * [backup-simplify]: Simplify -1 into -1
0.095 * [taylor]: Taking taylor expansion of z in z
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify 1 into 1
0.095 * [backup-simplify]: Simplify (/ -1 1) into -1
0.096 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify 0 into 0
0.097 * [backup-simplify]: Simplify (- 0) into 0
0.097 * [backup-simplify]: Simplify (+ 0 0) into 0
0.097 * [backup-simplify]: Simplify (- 0) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.098 * [backup-simplify]: Simplify (- (/ 0 (- z y)) (+ (* (* -1 (/ y (- z y))) (/ 0 (- z y))) (* (/ 1 (- z y)) (/ 0 (- z y))))) into 0
0.098 * [taylor]: Taking taylor expansion of 0 in y
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [taylor]: Taking taylor expansion of 0 in z
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify (- 1) into -1
0.099 * [backup-simplify]: Simplify (+ 0 -1) into -1