8.778 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.014 * * * [progress]: [2/2] Setting up program.
0.016 * [progress]: [Phase 2 of 3] Improving.
0.016 * [simplify]: Simplifying:
  (* x (- 1.0 y))
0.016 * * [simplify]: Extracting # 0 : cost  0
0.016 * * [simplify]: Extracting # 1 : cost  0
0.016 * * [simplify]: Extracting # 2 : cost  0
0.016 * * [simplify]: Extracting # 3 : cost  0
0.016 * * [simplify]: Extracting # 4 : cost  0
0.016 * * [simplify]: iteration  0 :  5  enodes  (cost  5 )
0.017 * * [simplify]: Extracting # 0 : cost  0
0.017 * * [simplify]: Extracting # 1 : cost  0
0.017 * * [simplify]: Extracting # 2 : cost  0
0.017 * * [simplify]: iteration  1 :  8  enodes  (cost  5 )
0.018 * * [simplify]: Extracting # 0 : cost  0
0.018 * * [simplify]: Extracting # 1 : cost  0
0.018 * * [simplify]: Extracting # 2 : cost  0
0.018 * * [simplify]: iteration  2 :  15  enodes  (cost  5 )
0.023 * * [simplify]: Extracting # 0 : cost  0
0.023 * * [simplify]: Extracting # 1 : cost  0
0.023 * * [simplify]: Extracting # 2 : cost  0
0.023 * * [simplify]: iteration  3 :  21  enodes  (cost  5 )
0.028 * * [simplify]: Extracting # 0 : cost  0
0.028 * * [simplify]: Extracting # 1 : cost  0
0.028 * * [simplify]: Extracting # 2 : cost  0
0.029 * * [simplify]: iteration  4 :  26  enodes  (cost  5 )
0.035 * * [simplify]: Extracting # 0 : cost  0
0.035 * * [simplify]: iteration done:  26  enodes  (cost  5 )
0.035 * [simplify]: Simplified to:
  (* x (- 1.0 y))
0.036 * * [progress]: iteration 1 / 4
0.036 * * * [progress]: picking best candidate
0.037 * * * * [pick]: Picked  #<alt (λ (x y) (* x (- 1.0 y)))>
0.037 * * * [progress]: localizing error
0.042 * * * [progress]: generating rewritten candidates
0.042 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.064 * * * [progress]: generating series expansions
0.064 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.064 * [backup-simplify]: Simplify (* x (- 1.0 y)) into (* (- 1.0 y) x)
0.064 * [approximate]: Taking taylor expansion of (* (- 1.0 y) x) in (x y) around 0
0.064 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in y
0.064 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.064 * [taylor]: Taking taylor expansion of 1.0 in y
0.064 * [backup-simplify]: Simplify 1.0 into 1.0
0.065 * [taylor]: Taking taylor expansion of y in y
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [taylor]: Taking taylor expansion of x in y
0.065 * [backup-simplify]: Simplify x into x
0.065 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in x
0.065 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [backup-simplify]: Simplify 1.0 into 1.0
0.065 * [taylor]: Taking taylor expansion of y in x
0.065 * [backup-simplify]: Simplify y into y
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [taylor]: Taking taylor expansion of (* (- 1.0 y) x) in x
0.065 * [taylor]: Taking taylor expansion of (- 1.0 y) in x
0.065 * [taylor]: Taking taylor expansion of 1.0 in x
0.065 * [backup-simplify]: Simplify 1.0 into 1.0
0.065 * [taylor]: Taking taylor expansion of y in x
0.065 * [backup-simplify]: Simplify y into y
0.065 * [taylor]: Taking taylor expansion of x in x
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 1 into 1
0.065 * [backup-simplify]: Simplify (- y) into (- y)
0.065 * [backup-simplify]: Simplify (+ 1.0 (- y)) into (- 1.0 y)
0.065 * [backup-simplify]: Simplify (* (- 1.0 y) 0) into 0
0.065 * [taylor]: Taking taylor expansion of 0 in y
0.065 * [backup-simplify]: Simplify 0 into 0
0.065 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify (- 0) into 0
0.066 * [backup-simplify]: Simplify (+ 0 0) into 0
0.066 * [backup-simplify]: Simplify (+ (* (- 1.0 y) 1) (* 0 0)) into (- 1.0 y)
0.066 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
0.066 * [taylor]: Taking taylor expansion of 1.0 in y
0.066 * [backup-simplify]: Simplify 1.0 into 1.0
0.066 * [taylor]: Taking taylor expansion of y in y
0.066 * [backup-simplify]: Simplify 0 into 0
0.066 * [backup-simplify]: Simplify 1 into 1
0.067 * [backup-simplify]: Simplify (- 0) into 0
0.067 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.067 * [backup-simplify]: Simplify 1.0 into 1.0
0.067 * [backup-simplify]: Simplify 0 into 0
0.067 * [backup-simplify]: Simplify (- 0) into 0
0.068 * [backup-simplify]: Simplify (+ 0 0) into 0
0.068 * [backup-simplify]: Simplify (+ (* (- 1.0 y) 0) (+ (* 0 1) (* 0 0))) into 0
0.068 * [taylor]: Taking taylor expansion of 0 in y
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify 0 into 0
0.068 * [backup-simplify]: Simplify (- 1) into -1
0.069 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.069 * [backup-simplify]: Simplify -1 into -1
0.069 * [backup-simplify]: Simplify 0 into 0
0.069 * [backup-simplify]: Simplify (- 0) into 0
0.069 * [backup-simplify]: Simplify (+ 0 0) into 0
0.070 * [backup-simplify]: Simplify (+ (* (- 1.0 y) 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.070 * [taylor]: Taking taylor expansion of 0 in y
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify (- 0) into 0
0.070 * [backup-simplify]: Simplify (+ 0 0) into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.070 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify (- 0) into 0
0.071 * [backup-simplify]: Simplify (+ 0 0) into 0
0.071 * [backup-simplify]: Simplify (+ (* (- 1.0 y) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.071 * [taylor]: Taking taylor expansion of 0 in y
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify 0 into 0
0.071 * [backup-simplify]: Simplify (+ (* -1 (* y x)) (* 1.0 (* 1 x))) into (- (* 1.0 x) (* x y))
0.072 * [backup-simplify]: Simplify (* (/ 1 x) (- 1.0 (/ 1 y))) into (/ (- 1.0 (/ 1 y)) x)
0.072 * [approximate]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in (x y) around 0
0.072 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in y
0.072 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.072 * [taylor]: Taking taylor expansion of 1.0 in y
0.072 * [backup-simplify]: Simplify 1.0 into 1.0
0.072 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.072 * [taylor]: Taking taylor expansion of y in y
0.072 * [backup-simplify]: Simplify 0 into 0
0.072 * [backup-simplify]: Simplify 1 into 1
0.072 * [backup-simplify]: Simplify (/ 1 1) into 1
0.072 * [taylor]: Taking taylor expansion of x in y
0.072 * [backup-simplify]: Simplify x into x
0.072 * [backup-simplify]: Simplify (- 1) into -1
0.073 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.073 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.073 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x
0.073 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.073 * [taylor]: Taking taylor expansion of 1.0 in x
0.073 * [backup-simplify]: Simplify 1.0 into 1.0
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [backup-simplify]: Simplify y into y
0.073 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 1 into 1
0.073 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.073 * [backup-simplify]: Simplify (+ 1.0 (- (/ 1 y))) into (- 1.0 (/ 1 y))
0.073 * [backup-simplify]: Simplify (/ (- 1.0 (/ 1 y)) 1) into (- 1.0 (/ 1 y))
0.073 * [taylor]: Taking taylor expansion of (/ (- 1.0 (/ 1 y)) x) in x
0.073 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in x
0.073 * [taylor]: Taking taylor expansion of 1.0 in x
0.073 * [backup-simplify]: Simplify 1.0 into 1.0
0.073 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.073 * [taylor]: Taking taylor expansion of y in x
0.073 * [backup-simplify]: Simplify y into y
0.073 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.073 * [taylor]: Taking taylor expansion of x in x
0.073 * [backup-simplify]: Simplify 0 into 0
0.073 * [backup-simplify]: Simplify 1 into 1
0.073 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.073 * [backup-simplify]: Simplify (+ 1.0 (- (/ 1 y))) into (- 1.0 (/ 1 y))
0.073 * [backup-simplify]: Simplify (/ (- 1.0 (/ 1 y)) 1) into (- 1.0 (/ 1 y))
0.073 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
0.073 * [taylor]: Taking taylor expansion of 1.0 in y
0.073 * [backup-simplify]: Simplify 1.0 into 1.0
0.074 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.074 * [taylor]: Taking taylor expansion of y in y
0.074 * [backup-simplify]: Simplify 0 into 0
0.074 * [backup-simplify]: Simplify 1 into 1
0.074 * [backup-simplify]: Simplify (/ 1 1) into 1
0.074 * [backup-simplify]: Simplify (- 1) into -1
0.074 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.074 * [backup-simplify]: Simplify -1 into -1
0.074 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.075 * [backup-simplify]: Simplify (- 0) into 0
0.075 * [backup-simplify]: Simplify (+ 0 0) into 0
0.075 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- 1.0 (/ 1 y)) (/ 0 1)))) into 0
0.075 * [taylor]: Taking taylor expansion of 0 in y
0.075 * [backup-simplify]: Simplify 0 into 0
0.076 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.076 * [backup-simplify]: Simplify (- 0) into 0
0.076 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.076 * [backup-simplify]: Simplify 1.0 into 1.0
0.077 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.077 * [backup-simplify]: Simplify (- 0) into 0
0.077 * [backup-simplify]: Simplify (+ 0 0) into 0
0.079 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- 1.0 (/ 1 y)) (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.079 * [taylor]: Taking taylor expansion of 0 in y
0.079 * [backup-simplify]: Simplify 0 into 0
0.079 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.080 * [backup-simplify]: Simplify (- 0) into 0
0.080 * [backup-simplify]: Simplify (+ 0 0) into 0
0.080 * [backup-simplify]: Simplify 0 into 0
0.080 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.081 * [backup-simplify]: Simplify (- 0) into 0
0.081 * [backup-simplify]: Simplify (+ 0 0) into 0
0.082 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- 1.0 (/ 1 y)) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.082 * [taylor]: Taking taylor expansion of 0 in y
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.082 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.083 * [backup-simplify]: Simplify (- 0) into 0
0.083 * [backup-simplify]: Simplify (+ 0 0) into 0
0.083 * [backup-simplify]: Simplify 0 into 0
0.083 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.084 * [backup-simplify]: Simplify (- 0) into 0
0.084 * [backup-simplify]: Simplify (+ 0 0) into 0
0.091 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (- 1.0 (/ 1 y)) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.091 * [taylor]: Taking taylor expansion of 0 in y
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify (+ (* 1.0 (* 1 (/ 1 (/ 1 x)))) (* -1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (* 1.0 x) (* x y))
0.091 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- 1.0 (/ 1 (- y)))) into (* -1 (/ (+ (/ 1 y) 1.0) x))
0.091 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in (x y) around 0
0.091 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in y
0.091 * [taylor]: Taking taylor expansion of -1 in y
0.091 * [backup-simplify]: Simplify -1 into -1
0.091 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in y
0.091 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.091 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.091 * [taylor]: Taking taylor expansion of y in y
0.091 * [backup-simplify]: Simplify 0 into 0
0.091 * [backup-simplify]: Simplify 1 into 1
0.092 * [backup-simplify]: Simplify (/ 1 1) into 1
0.092 * [taylor]: Taking taylor expansion of 1.0 in y
0.092 * [backup-simplify]: Simplify 1.0 into 1.0
0.092 * [taylor]: Taking taylor expansion of x in y
0.092 * [backup-simplify]: Simplify x into x
0.092 * [backup-simplify]: Simplify (+ 1 0) into 1
0.092 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.092 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x
0.092 * [taylor]: Taking taylor expansion of -1 in x
0.092 * [backup-simplify]: Simplify -1 into -1
0.092 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.092 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.092 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.092 * [taylor]: Taking taylor expansion of y in x
0.092 * [backup-simplify]: Simplify y into y
0.092 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.092 * [taylor]: Taking taylor expansion of 1.0 in x
0.092 * [backup-simplify]: Simplify 1.0 into 1.0
0.092 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (+ (/ 1 y) 1.0) into (+ (/ 1 y) 1.0)
0.093 * [backup-simplify]: Simplify (/ (+ (/ 1 y) 1.0) 1) into (+ (/ 1 y) 1.0)
0.093 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (/ 1 y) 1.0) x)) in x
0.093 * [taylor]: Taking taylor expansion of -1 in x
0.093 * [backup-simplify]: Simplify -1 into -1
0.093 * [taylor]: Taking taylor expansion of (/ (+ (/ 1 y) 1.0) x) in x
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in x
0.093 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.093 * [taylor]: Taking taylor expansion of y in x
0.093 * [backup-simplify]: Simplify y into y
0.093 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.093 * [taylor]: Taking taylor expansion of 1.0 in x
0.093 * [backup-simplify]: Simplify 1.0 into 1.0
0.093 * [taylor]: Taking taylor expansion of x in x
0.093 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify 1 into 1
0.093 * [backup-simplify]: Simplify (+ (/ 1 y) 1.0) into (+ (/ 1 y) 1.0)
0.093 * [backup-simplify]: Simplify (/ (+ (/ 1 y) 1.0) 1) into (+ (/ 1 y) 1.0)
0.093 * [backup-simplify]: Simplify (* -1 (+ (/ 1 y) 1.0)) into (* -1 (+ (/ 1 y) 1.0))
0.093 * [taylor]: Taking taylor expansion of (* -1 (+ (/ 1 y) 1.0)) in y
0.093 * [taylor]: Taking taylor expansion of -1 in y
0.093 * [backup-simplify]: Simplify -1 into -1
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
0.093 * [taylor]: Taking taylor expansion of (/ 1 y) in y
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 (/ 1 1) into 1
0.094 * [taylor]: Taking taylor expansion of 1.0 in y
0.094 * [backup-simplify]: Simplify 1.0 into 1.0
0.094 * [backup-simplify]: Simplify (+ 1 0) into 1
0.094 * [backup-simplify]: Simplify (* -1 1) into -1
0.094 * [backup-simplify]: Simplify -1 into -1
0.094 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.094 * [backup-simplify]: Simplify (+ 0 0) into 0
0.095 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)))) into 0
0.095 * [backup-simplify]: Simplify (+ (* -1 0) (* 0 (+ (/ 1 y) 1.0))) into 0
0.095 * [taylor]: Taking taylor expansion of 0 in y
0.095 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.096 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.097 * [backup-simplify]: Simplify (+ (* -1 1.0) (* 0 1)) into (- 1.0)
0.098 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.098 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.098 * [backup-simplify]: Simplify (+ 0 0) into 0
0.099 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (* 0 (+ (/ 1 y) 1.0)))) into 0
0.099 * [taylor]: Taking taylor expansion of 0 in y
0.099 * [backup-simplify]: Simplify 0 into 0
0.099 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.100 * [backup-simplify]: Simplify (+ 0 0) into 0
0.101 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 1.0) (* 0 1))) into 0
0.101 * [backup-simplify]: Simplify 0 into 0
0.101 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.102 * [backup-simplify]: Simplify (+ 0 0) into 0
0.103 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.105 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ (/ 1 y) 1.0))))) into 0
0.105 * [taylor]: Taking taylor expansion of 0 in y
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.106 * [backup-simplify]: Simplify (+ 0 0) into 0
0.108 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 1)))) into 0
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.108 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* (+ (/ 1 y) 1.0) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.112 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 (+ (/ 1 y) 1.0)))))) into 0
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify (+ (* (- 1.0) (* 1 (/ 1 (/ 1 (- x))))) (* -1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (* 1.0 x) (* x y))
0.113 * * * [progress]: simplifying candidates
0.114 * [simplify]: Simplifying:
  (* x (- 1.0 y))
  (+ (log x) (log (- 1.0 y)))
  (log (* x (- 1.0 y)))
  (exp (* x (- 1.0 y)))
  (* (* (* x x) x) (* (* (- 1.0 y) (- 1.0 y)) (- 1.0 y)))
  (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y))))
  (cbrt (* x (- 1.0 y)))
  (* (* (* x (- 1.0 y)) (* x (- 1.0 y))) (* x (- 1.0 y)))
  (sqrt (* x (- 1.0 y)))
  (sqrt (* x (- 1.0 y)))
  (* (sqrt x) (sqrt (- 1.0 y)))
  (* (sqrt x) (sqrt (- 1.0 y)))
  (* x 1.0)
  (* x (- y))
  (* x 1.0)
  (* x (- y))
  (* 1.0 x)
  (* (- y) x)
  (* 1.0 x)
  (* (- y) x)
  (* x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (* x (sqrt (- 1.0 y)))
  (* x 1)
  (* x (+ (sqrt 1.0) (sqrt y)))
  (* x 1)
  (* (cbrt x) (- 1.0 y))
  (* (sqrt x) (- 1.0 y))
  (* x (- 1.0 y))
  (* x (- (pow 1.0 3) (pow y 3)))
  (* x (- (* 1.0 1.0) (* y y)))
  (- (* 1.0 x) (* x y))
  (- (* 1.0 x) (* x y))
  (- (* 1.0 x) (* x y))
0.115 * * [simplify]: Extracting # 0 : cost  0
0.115 * * [simplify]: Extracting # 1 : cost  0
0.115 * * [simplify]: Extracting # 2 : cost  0
0.115 * * [simplify]: Extracting # 3 : cost  0
0.115 * * [simplify]: Extracting # 4 : cost  0
0.115 * * [simplify]: Extracting # 5 : cost  0
0.115 * * [simplify]: iteration  0 :  52  enodes  (cost  217 )
0.137 * * [simplify]: Extracting # 0 : cost  0
0.137 * * [simplify]: Extracting # 1 : cost  0
0.137 * * [simplify]: Extracting # 2 : cost  0
0.137 * * [simplify]: Extracting # 3 : cost  0
0.138 * * [simplify]: Extracting # 4 : cost  0
0.138 * * [simplify]: iteration  1 :  113  enodes  (cost  212 )
0.180 * * [simplify]: Extracting # 0 : cost  0
0.180 * * [simplify]: Extracting # 1 : cost  0
0.181 * * [simplify]: Extracting # 2 : cost  0
0.181 * * [simplify]: Extracting # 3 : cost  0
0.182 * * [simplify]: Extracting # 4 : cost  0
0.182 * * [simplify]: Extracting # 5 : cost  0
0.182 * * [simplify]: iteration  2 :  265  enodes  (cost  186 )
0.368 * * [simplify]: Extracting # 0 : cost  0
0.369 * * [simplify]: Extracting # 1 : cost  0
0.371 * * [simplify]: Extracting # 2 : cost  0
0.372 * * [simplify]: Extracting # 3 : cost  0
0.373 * * [simplify]: Extracting # 4 : cost  0
0.374 * * [simplify]: iteration  3 :  816  enodes  (cost  186 )
1.643 * * [simplify]: Extracting # 0 : cost  0
1.648 * * [simplify]: Extracting # 1 : cost  0
1.650 * * [simplify]: Extracting # 2 : cost  0
1.652 * * [simplify]: Extracting # 3 : cost  0
1.655 * * [simplify]: Extracting # 4 : cost  0
1.657 * * [simplify]: iteration  4 :  3360  enodes  (cost  186 )
2.573 * * [simplify]: Extracting # 0 : cost  0
2.579 * * [simplify]: Extracting # 1 : cost  0
2.585 * * [simplify]: Extracting # 2 : cost  0
2.591 * * [simplify]: Extracting # 3 : cost  0
2.597 * * [simplify]: Extracting # 4 : cost  0
2.603 * * [simplify]: iteration done:  5000  enodes  (cost  186 )
2.604 * [simplify]: Simplified to:
  (* (- 1.0 y) x)
  (log (* x (- 1.0 y)))
  (log (* x (- 1.0 y)))
  (exp (* x (- 1.0 y)))
  (pow (* x (- 1.0 y)) 3)
  (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y))))
  (cbrt (* x (- 1.0 y)))
  (pow (* x (- 1.0 y)) 3)
  (sqrt (* x (- 1.0 y)))
  (sqrt (* x (- 1.0 y)))
  (* (sqrt x) (sqrt (- 1.0 y)))
  (* (sqrt x) (sqrt (- 1.0 y)))
  (* x 1.0)
  (* x (- y))
  (* x 1.0)
  (* x (- y))
  (* x 1.0)
  (* x (- y))
  (* x 1.0)
  (* x (- y))
  (* x (* (cbrt (- 1.0 y)) (cbrt (- 1.0 y))))
  (* x (sqrt (- 1.0 y)))
  x
  (* x (+ (sqrt 1.0) (sqrt y)))
  x
  (* (cbrt x) (- 1.0 y))
  (* (sqrt x) (- 1.0 y))
  (* (- 1.0 y) x)
  (* x (- (pow 1.0 3) (pow y 3)))
  (* x (- (* 1.0 1.0) (* y y)))
  (* (- 1.0 y) x)
  (* (- 1.0 y) x)
  (* (- 1.0 y) x)
2.604 * * * [progress]: adding candidates to table
2.673 * * [progress]: iteration 2 / 4
2.673 * * * [progress]: picking best candidate
2.675 * * * * [pick]: Picked  #<alt (λ (x y) (+ (* x 1.0) (* x (- y))))>
2.675 * * * [progress]: localizing error
2.685 * * * [progress]: generating rewritten candidates
2.685 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
2.699 * * * [progress]: generating series expansions
2.699 * * * * [progress]: [ 1 / 1 ] generating series at (2)
2.699 * [backup-simplify]: Simplify (+ (* x 1.0) (* x (- y))) into (- (* 1.0 x) (* x y))
2.699 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in (x y) around 0
2.699 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in y
2.699 * [taylor]: Taking taylor expansion of (* 1.0 x) in y
2.699 * [taylor]: Taking taylor expansion of 1.0 in y
2.699 * [backup-simplify]: Simplify 1.0 into 1.0
2.699 * [taylor]: Taking taylor expansion of x in y
2.699 * [backup-simplify]: Simplify x into x
2.700 * [taylor]: Taking taylor expansion of (* x y) in y
2.700 * [taylor]: Taking taylor expansion of x in y
2.700 * [backup-simplify]: Simplify x into x
2.700 * [taylor]: Taking taylor expansion of y in y
2.700 * [backup-simplify]: Simplify 0 into 0
2.700 * [backup-simplify]: Simplify 1 into 1
2.700 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x
2.700 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.700 * [taylor]: Taking taylor expansion of 1.0 in x
2.700 * [backup-simplify]: Simplify 1.0 into 1.0
2.700 * [taylor]: Taking taylor expansion of x in x
2.700 * [backup-simplify]: Simplify 0 into 0
2.700 * [backup-simplify]: Simplify 1 into 1
2.700 * [taylor]: Taking taylor expansion of (* x y) in x
2.700 * [taylor]: Taking taylor expansion of x in x
2.700 * [backup-simplify]: Simplify 0 into 0
2.700 * [backup-simplify]: Simplify 1 into 1
2.700 * [taylor]: Taking taylor expansion of y in x
2.700 * [backup-simplify]: Simplify y into y
2.700 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* x y)) in x
2.700 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
2.700 * [taylor]: Taking taylor expansion of 1.0 in x
2.700 * [backup-simplify]: Simplify 1.0 into 1.0
2.700 * [taylor]: Taking taylor expansion of x in x
2.700 * [backup-simplify]: Simplify 0 into 0
2.700 * [backup-simplify]: Simplify 1 into 1
2.700 * [taylor]: Taking taylor expansion of (* x y) in x
2.700 * [taylor]: Taking taylor expansion of x in x
2.700 * [backup-simplify]: Simplify 0 into 0
2.700 * [backup-simplify]: Simplify 1 into 1
2.700 * [taylor]: Taking taylor expansion of y in x
2.700 * [backup-simplify]: Simplify y into y
2.701 * [backup-simplify]: Simplify (* 1.0 0) into 0
2.701 * [backup-simplify]: Simplify (* 0 y) into 0
2.701 * [backup-simplify]: Simplify (- 0) into 0
2.702 * [backup-simplify]: Simplify (+ 0 0) into 0
2.702 * [taylor]: Taking taylor expansion of 0 in y
2.702 * [backup-simplify]: Simplify 0 into 0
2.702 * [backup-simplify]: Simplify 0 into 0
2.703 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
2.704 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
2.704 * [backup-simplify]: Simplify (- y) into (- y)
2.704 * [backup-simplify]: Simplify (+ 1.0 (- y)) into (- 1.0 y)
2.704 * [taylor]: Taking taylor expansion of (- 1.0 y) in y
2.704 * [taylor]: Taking taylor expansion of 1.0 in y
2.704 * [backup-simplify]: Simplify 1.0 into 1.0
2.704 * [taylor]: Taking taylor expansion of y in y
2.704 * [backup-simplify]: Simplify 0 into 0
2.704 * [backup-simplify]: Simplify 1 into 1
2.704 * [backup-simplify]: Simplify (- 0) into 0
2.705 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
2.705 * [backup-simplify]: Simplify 1.0 into 1.0
2.705 * [backup-simplify]: Simplify 0 into 0
2.705 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
2.706 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
2.706 * [backup-simplify]: Simplify (- 0) into 0
2.707 * [backup-simplify]: Simplify (+ 0 0) into 0
2.707 * [taylor]: Taking taylor expansion of 0 in y
2.707 * [backup-simplify]: Simplify 0 into 0
2.707 * [backup-simplify]: Simplify 0 into 0
2.707 * [backup-simplify]: Simplify (- 1) into -1
2.708 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.708 * [backup-simplify]: Simplify -1 into -1
2.708 * [backup-simplify]: Simplify 0 into 0
2.709 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
2.710 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
2.710 * [backup-simplify]: Simplify (- 0) into 0
2.710 * [backup-simplify]: Simplify (+ 0 0) into 0
2.710 * [taylor]: Taking taylor expansion of 0 in y
2.710 * [backup-simplify]: Simplify 0 into 0
2.711 * [backup-simplify]: Simplify 0 into 0
2.711 * [backup-simplify]: Simplify 0 into 0
2.711 * [backup-simplify]: Simplify (- 0) into 0
2.711 * [backup-simplify]: Simplify (+ 0 0) into 0
2.711 * [backup-simplify]: Simplify 0 into 0
2.711 * [backup-simplify]: Simplify 0 into 0
2.712 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
2.713 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
2.713 * [backup-simplify]: Simplify (- 0) into 0
2.714 * [backup-simplify]: Simplify (+ 0 0) into 0
2.714 * [taylor]: Taking taylor expansion of 0 in y
2.714 * [backup-simplify]: Simplify 0 into 0
2.714 * [backup-simplify]: Simplify 0 into 0
2.714 * [backup-simplify]: Simplify (+ (* -1 (* y x)) (* 1.0 (* 1 x))) into (- (* 1.0 x) (* x y))
2.714 * [backup-simplify]: Simplify (+ (* (/ 1 x) 1.0) (* (/ 1 x) (- (/ 1 y)))) into (- (* 1.0 (/ 1 x)) (/ 1 (* x y)))
2.714 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in (x y) around 0
2.714 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in y
2.714 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y
2.714 * [taylor]: Taking taylor expansion of 1.0 in y
2.714 * [backup-simplify]: Simplify 1.0 into 1.0
2.714 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.714 * [taylor]: Taking taylor expansion of x in y
2.714 * [backup-simplify]: Simplify x into x
2.714 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.714 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
2.714 * [taylor]: Taking taylor expansion of (* x y) in y
2.714 * [taylor]: Taking taylor expansion of x in y
2.714 * [backup-simplify]: Simplify x into x
2.714 * [taylor]: Taking taylor expansion of y in y
2.714 * [backup-simplify]: Simplify 0 into 0
2.714 * [backup-simplify]: Simplify 1 into 1
2.714 * [backup-simplify]: Simplify (* x 0) into 0
2.715 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
2.715 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.715 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x
2.715 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.715 * [taylor]: Taking taylor expansion of 1.0 in x
2.715 * [backup-simplify]: Simplify 1.0 into 1.0
2.715 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.715 * [taylor]: Taking taylor expansion of x in x
2.715 * [backup-simplify]: Simplify 0 into 0
2.715 * [backup-simplify]: Simplify 1 into 1
2.715 * [backup-simplify]: Simplify (/ 1 1) into 1
2.715 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
2.715 * [taylor]: Taking taylor expansion of (* x y) in x
2.715 * [taylor]: Taking taylor expansion of x in x
2.715 * [backup-simplify]: Simplify 0 into 0
2.715 * [backup-simplify]: Simplify 1 into 1
2.715 * [taylor]: Taking taylor expansion of y in x
2.715 * [backup-simplify]: Simplify y into y
2.715 * [backup-simplify]: Simplify (* 0 y) into 0
2.715 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
2.716 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.716 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (/ 1 (* x y))) in x
2.716 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.716 * [taylor]: Taking taylor expansion of 1.0 in x
2.716 * [backup-simplify]: Simplify 1.0 into 1.0
2.716 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.716 * [taylor]: Taking taylor expansion of x in x
2.716 * [backup-simplify]: Simplify 0 into 0
2.716 * [backup-simplify]: Simplify 1 into 1
2.716 * [backup-simplify]: Simplify (/ 1 1) into 1
2.716 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
2.716 * [taylor]: Taking taylor expansion of (* x y) in x
2.716 * [taylor]: Taking taylor expansion of x in x
2.716 * [backup-simplify]: Simplify 0 into 0
2.716 * [backup-simplify]: Simplify 1 into 1
2.716 * [taylor]: Taking taylor expansion of y in x
2.716 * [backup-simplify]: Simplify y into y
2.716 * [backup-simplify]: Simplify (* 0 y) into 0
2.716 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
2.716 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.717 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
2.717 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
2.717 * [backup-simplify]: Simplify (+ 1.0 (- (/ 1 y))) into (- 1.0 (/ 1 y))
2.717 * [taylor]: Taking taylor expansion of (- 1.0 (/ 1 y)) in y
2.717 * [taylor]: Taking taylor expansion of 1.0 in y
2.717 * [backup-simplify]: Simplify 1.0 into 1.0
2.717 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.717 * [taylor]: Taking taylor expansion of y in y
2.717 * [backup-simplify]: Simplify 0 into 0
2.717 * [backup-simplify]: Simplify 1 into 1
2.717 * [backup-simplify]: Simplify (/ 1 1) into 1
2.717 * [backup-simplify]: Simplify (- 1) into -1
2.718 * [backup-simplify]: Simplify (+ 0 -1) into -1
2.718 * [backup-simplify]: Simplify -1 into -1
2.718 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.718 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
2.719 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
2.719 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
2.719 * [backup-simplify]: Simplify (- 0) into 0
2.719 * [backup-simplify]: Simplify (+ 0 0) into 0
2.719 * [taylor]: Taking taylor expansion of 0 in y
2.719 * [backup-simplify]: Simplify 0 into 0
2.720 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.720 * [backup-simplify]: Simplify (- 0) into 0
2.720 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
2.720 * [backup-simplify]: Simplify 1.0 into 1.0
2.721 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.721 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
2.722 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
2.722 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.723 * [backup-simplify]: Simplify (- 0) into 0
2.723 * [backup-simplify]: Simplify (+ 0 0) into 0
2.723 * [taylor]: Taking taylor expansion of 0 in y
2.723 * [backup-simplify]: Simplify 0 into 0
2.723 * [backup-simplify]: Simplify 0 into 0
2.723 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.724 * [backup-simplify]: Simplify (- 0) into 0
2.724 * [backup-simplify]: Simplify (+ 0 0) into 0
2.724 * [backup-simplify]: Simplify 0 into 0
2.724 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.725 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.726 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
2.726 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.726 * [backup-simplify]: Simplify (- 0) into 0
2.727 * [backup-simplify]: Simplify (+ 0 0) into 0
2.727 * [taylor]: Taking taylor expansion of 0 in y
2.727 * [backup-simplify]: Simplify 0 into 0
2.727 * [backup-simplify]: Simplify 0 into 0
2.727 * [backup-simplify]: Simplify 0 into 0
2.727 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.727 * [backup-simplify]: Simplify (- 0) into 0
2.728 * [backup-simplify]: Simplify (+ 0 0) into 0
2.728 * [backup-simplify]: Simplify 0 into 0
2.728 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.729 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.730 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
2.730 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.730 * [backup-simplify]: Simplify (- 0) into 0
2.730 * [backup-simplify]: Simplify (+ 0 0) into 0
2.730 * [taylor]: Taking taylor expansion of 0 in y
2.730 * [backup-simplify]: Simplify 0 into 0
2.731 * [backup-simplify]: Simplify 0 into 0
2.731 * [backup-simplify]: Simplify (+ (* 1.0 (* 1 (/ 1 (/ 1 x)))) (* -1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (* 1.0 x) (* x y))
2.731 * [backup-simplify]: Simplify (+ (* (/ 1 (- x)) 1.0) (* (/ 1 (- x)) (- (/ 1 (- y))))) into (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))))
2.731 * [approximate]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in (x y) around 0
2.731 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in y
2.731 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in y
2.731 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
2.731 * [taylor]: Taking taylor expansion of (* x y) in y
2.731 * [taylor]: Taking taylor expansion of x in y
2.731 * [backup-simplify]: Simplify x into x
2.731 * [taylor]: Taking taylor expansion of y in y
2.731 * [backup-simplify]: Simplify 0 into 0
2.731 * [backup-simplify]: Simplify 1 into 1
2.731 * [backup-simplify]: Simplify (* x 0) into 0
2.731 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
2.731 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.731 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in y
2.731 * [taylor]: Taking taylor expansion of 1.0 in y
2.731 * [backup-simplify]: Simplify 1.0 into 1.0
2.731 * [taylor]: Taking taylor expansion of (/ 1 x) in y
2.732 * [taylor]: Taking taylor expansion of x in y
2.732 * [backup-simplify]: Simplify x into x
2.732 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
2.732 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in x
2.732 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x
2.732 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
2.732 * [taylor]: Taking taylor expansion of (* x y) in x
2.732 * [taylor]: Taking taylor expansion of x in x
2.732 * [backup-simplify]: Simplify 0 into 0
2.732 * [backup-simplify]: Simplify 1 into 1
2.732 * [taylor]: Taking taylor expansion of y in x
2.732 * [backup-simplify]: Simplify y into y
2.732 * [backup-simplify]: Simplify (* 0 y) into 0
2.732 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
2.732 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.732 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.732 * [taylor]: Taking taylor expansion of 1.0 in x
2.732 * [backup-simplify]: Simplify 1.0 into 1.0
2.732 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.732 * [taylor]: Taking taylor expansion of x in x
2.732 * [backup-simplify]: Simplify 0 into 0
2.732 * [backup-simplify]: Simplify 1 into 1
2.732 * [backup-simplify]: Simplify (/ 1 1) into 1
2.732 * [taylor]: Taking taylor expansion of (- (+ (/ 1 (* x y)) (* 1.0 (/ 1 x)))) in x
2.732 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 1.0 (/ 1 x))) in x
2.732 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
2.733 * [taylor]: Taking taylor expansion of (* x y) in x
2.733 * [taylor]: Taking taylor expansion of x in x
2.733 * [backup-simplify]: Simplify 0 into 0
2.733 * [backup-simplify]: Simplify 1 into 1
2.733 * [taylor]: Taking taylor expansion of y in x
2.733 * [backup-simplify]: Simplify y into y
2.733 * [backup-simplify]: Simplify (* 0 y) into 0
2.733 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
2.733 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
2.733 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
2.733 * [taylor]: Taking taylor expansion of 1.0 in x
2.733 * [backup-simplify]: Simplify 1.0 into 1.0
2.733 * [taylor]: Taking taylor expansion of (/ 1 x) in x
2.733 * [taylor]: Taking taylor expansion of x in x
2.733 * [backup-simplify]: Simplify 0 into 0
2.733 * [backup-simplify]: Simplify 1 into 1
2.733 * [backup-simplify]: Simplify (/ 1 1) into 1
2.734 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
2.734 * [backup-simplify]: Simplify (+ (/ 1 y) 1.0) into (+ (/ 1 y) 1.0)
2.734 * [backup-simplify]: Simplify (- (+ (/ 1 y) 1.0)) into (- (+ (/ 1 y) 1.0))
2.734 * [taylor]: Taking taylor expansion of (- (+ (/ 1 y) 1.0)) in y
2.734 * [taylor]: Taking taylor expansion of (+ (/ 1 y) 1.0) in y
2.734 * [taylor]: Taking taylor expansion of (/ 1 y) in y
2.734 * [taylor]: Taking taylor expansion of y in y
2.734 * [backup-simplify]: Simplify 0 into 0
2.734 * [backup-simplify]: Simplify 1 into 1
2.734 * [backup-simplify]: Simplify (/ 1 1) into 1
2.734 * [taylor]: Taking taylor expansion of 1.0 in y
2.734 * [backup-simplify]: Simplify 1.0 into 1.0
2.734 * [backup-simplify]: Simplify (+ 1 0) into 1
2.735 * [backup-simplify]: Simplify (- 1) into -1
2.735 * [backup-simplify]: Simplify -1 into -1
2.735 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
2.735 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
2.736 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.736 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
2.736 * [backup-simplify]: Simplify (+ 0 0) into 0
2.736 * [backup-simplify]: Simplify (- 0) into 0
2.736 * [taylor]: Taking taylor expansion of 0 in y
2.736 * [backup-simplify]: Simplify 0 into 0
2.737 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
2.737 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
2.737 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.738 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
2.738 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
2.738 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.744 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.745 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
2.745 * [backup-simplify]: Simplify (+ 0 0) into 0
2.745 * [backup-simplify]: Simplify (- 0) into 0
2.745 * [taylor]: Taking taylor expansion of 0 in y
2.745 * [backup-simplify]: Simplify 0 into 0
2.745 * [backup-simplify]: Simplify 0 into 0
2.746 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.746 * [backup-simplify]: Simplify (+ 0 0) into 0
2.746 * [backup-simplify]: Simplify (- 0) into 0
2.746 * [backup-simplify]: Simplify 0 into 0
2.747 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
2.747 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.748 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.748 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.749 * [backup-simplify]: Simplify (+ 0 0) into 0
2.749 * [backup-simplify]: Simplify (- 0) into 0
2.749 * [taylor]: Taking taylor expansion of 0 in y
2.749 * [backup-simplify]: Simplify 0 into 0
2.749 * [backup-simplify]: Simplify 0 into 0
2.749 * [backup-simplify]: Simplify 0 into 0
2.749 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.750 * [backup-simplify]: Simplify (+ 0 0) into 0
2.750 * [backup-simplify]: Simplify (- 0) into 0
2.750 * [backup-simplify]: Simplify 0 into 0
2.751 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
2.751 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
2.752 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.752 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.752 * [backup-simplify]: Simplify (+ 0 0) into 0
2.753 * [backup-simplify]: Simplify (- 0) into 0
2.753 * [taylor]: Taking taylor expansion of 0 in y
2.753 * [backup-simplify]: Simplify 0 into 0
2.753 * [backup-simplify]: Simplify 0 into 0
2.753 * [backup-simplify]: Simplify (+ (* (- 1.0) (* 1 (/ 1 (/ 1 (- x))))) (* -1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (* 1.0 x) (* x y))
2.753 * * * [progress]: simplifying candidates
2.754 * [simplify]: Simplifying:
  (* (exp (* x 1.0)) (exp (* x (- y))))
  (log (+ (* x 1.0) (* x (- y))))
  (exp (+ (* x 1.0) (* x (- y))))
  (* (cbrt (+ (* x 1.0) (* x (- y)))) (cbrt (+ (* x 1.0) (* x (- y)))))
  (cbrt (+ (* x 1.0) (* x (- y))))
  (* (* (+ (* x 1.0) (* x (- y))) (+ (* x 1.0) (* x (- y)))) (+ (* x 1.0) (* x (- y))))
  (sqrt (+ (* x 1.0) (* x (- y))))
  (sqrt (+ (* x 1.0) (* x (- y))))
  (+ (pow (* x 1.0) 3) (pow (* x (- y)) 3))
  (+ (* (* x 1.0) (* x 1.0)) (- (* (* x (- y)) (* x (- y))) (* (* x 1.0) (* x (- y)))))
  (- (* (* x 1.0) (* x 1.0)) (* (* x (- y)) (* x (- y))))
  (- (* x 1.0) (* x (- y)))
  (+ 1.0 (- y))
  (- (* 1.0 x) (* x y))
  (- (* 1.0 x) (* x y))
  (- (* 1.0 x) (* x y))
2.754 * * [simplify]: Extracting # 0 : cost  0
2.754 * * [simplify]: Extracting # 1 : cost  0
2.754 * * [simplify]: Extracting # 2 : cost  0
2.754 * * [simplify]: Extracting # 3 : cost  0
2.754 * * [simplify]: Extracting # 4 : cost  0
2.754 * * [simplify]: Extracting # 5 : cost  0
2.754 * * [simplify]: iteration  0 :  32  enodes  (cost  188 )
2.763 * * [simplify]: Extracting # 0 : cost  0
2.763 * * [simplify]: Extracting # 1 : cost  0
2.763 * * [simplify]: Extracting # 2 : cost  0
2.763 * * [simplify]: Extracting # 3 : cost  0
2.763 * * [simplify]: Extracting # 4 : cost  0
2.763 * * [simplify]: iteration  1 :  105  enodes  (cost  135 )
2.800 * * [simplify]: Extracting # 0 : cost  0
2.801 * * [simplify]: Extracting # 1 : cost  0
2.801 * * [simplify]: Extracting # 2 : cost  0
2.802 * * [simplify]: Extracting # 3 : cost  0
2.802 * * [simplify]: Extracting # 4 : cost  0
2.802 * * [simplify]: Extracting # 5 : cost  0
2.803 * * [simplify]: Extracting # 6 : cost  0
2.803 * * [simplify]: iteration  2 :  411  enodes  (cost  122 )
3.488 * * [simplify]: Extracting # 0 : cost  0
3.490 * * [simplify]: Extracting # 1 : cost  0
3.491 * * [simplify]: Extracting # 2 : cost  0
3.492 * * [simplify]: Extracting # 3 : cost  0
3.494 * * [simplify]: Extracting # 4 : cost  0
3.495 * * [simplify]: iteration  3 :  1578  enodes  (cost  118 )
5.356 * * [simplify]: Extracting # 0 : cost  0
5.361 * * [simplify]: Extracting # 1 : cost  0
5.365 * * [simplify]: Extracting # 2 : cost  0
5.369 * * [simplify]: Extracting # 3 : cost  0
5.373 * * [simplify]: Extracting # 4 : cost  0
5.378 * * [simplify]: Extracting # 5 : cost  0
5.386 * * [simplify]: iteration done:  5000  enodes  (cost  116 )
5.386 * [simplify]: Simplified to:
  (exp (* x (- 1.0 y)))
  (log (* x (- 1.0 y)))
  (exp (* x (- 1.0 y)))
  (* (cbrt (* x (- 1.0 y))) (cbrt (* x (- 1.0 y))))
  (cbrt (* x (- 1.0 y)))
  (pow (* x (- 1.0 y)) 3)
  (sqrt (* x (- 1.0 y)))
  (sqrt (* x (- 1.0 y)))
  (* (- (pow 1.0 3) (pow y 3)) (pow x 3))
  (* x (+ (* x (* 1.0 1.0)) (* y (* x (+ y 1.0)))))
  (* (* x x) (- (* 1.0 1.0) (* y y)))
  (* x (+ y 1.0))
  (- 1.0 y)
  (* x (- 1.0 y))
  (* x (- 1.0 y))
  (* x (- 1.0 y))
5.386 * * * [progress]: adding candidates to table
5.435 * [progress]: [Phase 3 of 3] Extracting.
5.435 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (+ (* x 1.0) (* x (- y))))> #<alt (λ (x y) (* x (- 1.0 y)))>)
5.436 * * * [regime-changes]: Trying 4 branch expressions: ((- 1.0 y) (* x (- 1.0 y)) y x)
5.436 * * * * [regimes]: Trying to branch on (- 1.0 y) from (#<alt (λ (x y) (+ (* x 1.0) (* x (- y))))> #<alt (λ (x y) (* x (- 1.0 y)))>)
5.446 * * * * [regimes]: Trying to branch on (* x (- 1.0 y)) from (#<alt (λ (x y) (+ (* x 1.0) (* x (- y))))> #<alt (λ (x y) (* x (- 1.0 y)))>)
5.460 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (+ (* x 1.0) (* x (- y))))> #<alt (λ (x y) (* x (- 1.0 y)))>)
5.485 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (+ (* x 1.0) (* x (- y))))> #<alt (λ (x y) (* x (- 1.0 y)))>)
5.503 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
5.504 * [simplify]: Simplifying:
  (+ (* x 1.0) (* x (- y)))
5.504 * * [simplify]: Extracting # 0 : cost  0
5.504 * * [simplify]: Extracting # 1 : cost  0
5.504 * * [simplify]: Extracting # 2 : cost  0
5.504 * * [simplify]: Extracting # 3 : cost  0
5.504 * * [simplify]: Extracting # 4 : cost  0
5.504 * * [simplify]: iteration  0 :  7  enodes  (cost  8 )
5.504 * * [simplify]: Extracting # 0 : cost  0
5.505 * * [simplify]: Extracting # 1 : cost  0
5.505 * * [simplify]: Extracting # 2 : cost  0
5.505 * * [simplify]: iteration  1 :  12  enodes  (cost  8 )
5.505 * * [simplify]: Extracting # 0 : cost  0
5.505 * * [simplify]: Extracting # 1 : cost  0
5.505 * * [simplify]: Extracting # 2 : cost  0
5.505 * * [simplify]: iteration  2 :  16  enodes  (cost  8 )
5.506 * * [simplify]: Extracting # 0 : cost  0
5.506 * * [simplify]: iteration  3 :  17  enodes  (cost  8 )
5.507 * * [simplify]: Extracting # 0 : cost  0
5.507 * * [simplify]: iteration done:  17  enodes  (cost  8 )
5.507 * [simplify]: Simplified to:
  (+ (* x 1.0) (* x (- y)))
6.246 * [regime-testing]: Baseline error score: 0.009791464944979043
6.248 * [regime-testing]: Oracle error score: 0.0005000625078134767
6.252 * [regime-testing]: End program error score: 0.009791464944979043