40.269 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.017 * * * [progress]: [2/2] Setting up program.
0.022 * [progress]: [Phase 2 of 3] Improving.
0.023 * [simplify]: Simplifying:
  (/ (+ x y) (+ y y))
0.023 * * [simplify]: iteration 0: 5 enodes
0.024 * * [simplify]: iteration 1: 8 enodes
0.026 * * [simplify]: iteration 2: 11 enodes
0.028 * * [simplify]: iteration 3: 13 enodes
0.031 * * [simplify]: iteration complete: 13 enodes
0.031 * * [simplify]: Extracting #0: cost 1 inf + 0
0.031 * * [simplify]: Extracting #1: cost 7 inf + 0
0.031 * * [simplify]: Extracting #2: cost 5 inf + 43
0.032 * * [simplify]: Extracting #3: cost 4 inf + 44
0.032 * * [simplify]: Extracting #4: cost 0 inf + 373
0.032 * [simplify]: Simplified to:
  (/ (+ y x) (+ y y))
0.033 * * [progress]: iteration 1 / 4
0.033 * * * [progress]: picking best candidate
0.039 * * * * [pick]: Picked  #<alt (λ (x y) (/ (+ x y) (+ y y)))>
0.039 * * * [progress]: localizing error
0.052 * * * [progress]: generating rewritten candidates
0.052 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.076 * * * [progress]: generating series expansions
0.077 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.077 * [backup-simplify]: Simplify (/ (+ x y) (+ y y)) into (* 1/2 (/ (+ x y) y))
0.077 * [approximate]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in (x y) around 0
0.077 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in y
0.077 * [taylor]: Taking taylor expansion of 1/2 in y
0.077 * [backup-simplify]: Simplify 1/2 into 1/2
0.077 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in y
0.077 * [taylor]: Taking taylor expansion of (+ x y) in y
0.077 * [taylor]: Taking taylor expansion of x in y
0.077 * [backup-simplify]: Simplify x into x
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify 1 into 1
0.077 * [taylor]: Taking taylor expansion of y in y
0.077 * [backup-simplify]: Simplify 0 into 0
0.077 * [backup-simplify]: Simplify 1 into 1
0.077 * [backup-simplify]: Simplify (+ x 0) into x
0.077 * [backup-simplify]: Simplify (/ x 1) into x
0.077 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.077 * [taylor]: Taking taylor expansion of 1/2 in x
0.077 * [backup-simplify]: Simplify 1/2 into 1/2
0.077 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.077 * [taylor]: Taking taylor expansion of (+ x y) in x
0.077 * [taylor]: Taking taylor expansion of x in x
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 1 into 1
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [backup-simplify]: Simplify y into y
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [backup-simplify]: Simplify y into y
0.078 * [backup-simplify]: Simplify (+ 0 y) into y
0.078 * [backup-simplify]: Simplify (/ y y) into 1
0.078 * [taylor]: Taking taylor expansion of (* 1/2 (/ (+ x y) y)) in x
0.078 * [taylor]: Taking taylor expansion of 1/2 in x
0.078 * [backup-simplify]: Simplify 1/2 into 1/2
0.078 * [taylor]: Taking taylor expansion of (/ (+ x y) y) in x
0.078 * [taylor]: Taking taylor expansion of (+ x y) in x
0.078 * [taylor]: Taking taylor expansion of x in x
0.078 * [backup-simplify]: Simplify 0 into 0
0.078 * [backup-simplify]: Simplify 1 into 1
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [backup-simplify]: Simplify y into y
0.078 * [taylor]: Taking taylor expansion of y in x
0.078 * [backup-simplify]: Simplify y into y
0.078 * [backup-simplify]: Simplify (+ 0 y) into y
0.078 * [backup-simplify]: Simplify (/ y y) into 1
0.079 * [backup-simplify]: Simplify (* 1/2 1) into 1/2
0.079 * [taylor]: Taking taylor expansion of 1/2 in y
0.079 * [backup-simplify]: Simplify 1/2 into 1/2
0.080 * [backup-simplify]: Simplify (+ 1 0) into 1
0.080 * [backup-simplify]: Simplify (- (/ 1 y) (+ (* 1 (/ 0 y)))) into (/ 1 y)
0.080 * [backup-simplify]: Simplify (+ (* 1/2 (/ 1 y)) (* 0 1)) into (* 1/2 (/ 1 y))
0.080 * [taylor]: Taking taylor expansion of (* 1/2 (/ 1 y)) in y
0.080 * [taylor]: Taking taylor expansion of 1/2 in y
0.080 * [backup-simplify]: Simplify 1/2 into 1/2
0.081 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.081 * [taylor]: Taking taylor expansion of y in y
0.081 * [backup-simplify]: Simplify 0 into 0
0.081 * [backup-simplify]: Simplify 1 into 1
0.081 * [backup-simplify]: Simplify (/ 1 1) into 1
0.082 * [backup-simplify]: Simplify (* 1/2 1) into 1/2
0.082 * [backup-simplify]: Simplify 1/2 into 1/2
0.082 * [backup-simplify]: Simplify 1/2 into 1/2
0.082 * [backup-simplify]: Simplify (+ 0 0) into 0
0.082 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* 1 (/ 0 y)) (* (/ 1 y) (/ 0 y)))) into 0
0.083 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 (/ 1 y)) (* 0 1))) into 0
0.083 * [taylor]: Taking taylor expansion of 0 in y
0.083 * [backup-simplify]: Simplify 0 into 0
0.084 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.085 * [backup-simplify]: Simplify (+ (* 1/2 0) (* 0 1)) into 0
0.085 * [backup-simplify]: Simplify 0 into 0
0.085 * [backup-simplify]: Simplify 0 into 0
0.086 * [backup-simplify]: Simplify (+ 0 0) into 0
0.086 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* 1 (/ 0 y)) (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.087 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 1)))) into 0
0.087 * [taylor]: Taking taylor expansion of 0 in y
0.087 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.090 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (* 0 1))) into 0
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify 0 into 0
0.090 * [backup-simplify]: Simplify (+ 0 0) into 0
0.091 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* 1 (/ 0 y)) (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.092 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 1))))) into 0
0.092 * [taylor]: Taking taylor expansion of 0 in y
0.092 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify 0 into 0
0.093 * [backup-simplify]: Simplify (+ 1/2 (* 1/2 (* (/ 1 y) x))) into (+ (* 1/2 (/ x y)) 1/2)
0.093 * [backup-simplify]: Simplify (/ (+ (/ 1 x) (/ 1 y)) (+ (/ 1 y) (/ 1 y))) into (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y))
0.093 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in (x y) around 0
0.093 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in y
0.093 * [taylor]: Taking taylor expansion of 1/2 in y
0.093 * [backup-simplify]: Simplify 1/2 into 1/2
0.093 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) y) in y
0.093 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in y
0.093 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.093 * [taylor]: Taking taylor expansion of x in y
0.093 * [backup-simplify]: Simplify x into x
0.093 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
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 y in y
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify 1 into 1
0.094 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in x
0.094 * [taylor]: Taking taylor expansion of 1/2 in x
0.094 * [backup-simplify]: Simplify 1/2 into 1/2
0.094 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) y) in x
0.094 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
0.094 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.094 * [taylor]: Taking taylor expansion of x in x
0.094 * [backup-simplify]: Simplify 0 into 0
0.094 * [backup-simplify]: Simplify 1 into 1
0.095 * [backup-simplify]: Simplify (/ 1 1) into 1
0.095 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.095 * [taylor]: Taking taylor expansion of y in x
0.095 * [backup-simplify]: Simplify y into y
0.095 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.095 * [taylor]: Taking taylor expansion of y in x
0.095 * [backup-simplify]: Simplify y into y
0.095 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in x
0.095 * [taylor]: Taking taylor expansion of 1/2 in x
0.095 * [backup-simplify]: Simplify 1/2 into 1/2
0.095 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) y) in x
0.095 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
0.095 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.095 * [taylor]: Taking taylor expansion of x in x
0.095 * [backup-simplify]: Simplify 0 into 0
0.095 * [backup-simplify]: Simplify 1 into 1
0.096 * [backup-simplify]: Simplify (/ 1 1) into 1
0.096 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.096 * [taylor]: Taking taylor expansion of y in x
0.096 * [backup-simplify]: Simplify y into y
0.096 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.096 * [taylor]: Taking taylor expansion of y in x
0.096 * [backup-simplify]: Simplify y into y
0.096 * [backup-simplify]: Simplify (+ 1 0) into 1
0.096 * [backup-simplify]: Simplify (* 1 y) into y
0.096 * [backup-simplify]: Simplify (* 1/2 y) into (* 1/2 y)
0.096 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.096 * [taylor]: Taking taylor expansion of 1/2 in y
0.096 * [backup-simplify]: Simplify 1/2 into 1/2
0.096 * [taylor]: Taking taylor expansion of y in y
0.096 * [backup-simplify]: Simplify 0 into 0
0.096 * [backup-simplify]: Simplify 1 into 1
0.097 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.097 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
0.097 * [backup-simplify]: Simplify (+ (* 1 0) (* (/ 1 y) y)) into 1
0.098 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 y)) into 1/2
0.098 * [taylor]: Taking taylor expansion of 1/2 in y
0.098 * [backup-simplify]: Simplify 1/2 into 1/2
0.098 * [backup-simplify]: Simplify (* 1/2 0) into 0
0.098 * [backup-simplify]: Simplify 0 into 0
0.098 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.099 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.099 * [backup-simplify]: Simplify (+ 0 0) into 0
0.099 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (* 0 y))) into 0
0.100 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 1) (* 0 y))) into 0
0.100 * [taylor]: Taking taylor expansion of 0 in y
0.100 * [backup-simplify]: Simplify 0 into 0
0.100 * [backup-simplify]: Simplify 1/2 into 1/2
0.100 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 0)) into 1/2
0.100 * [backup-simplify]: Simplify 1/2 into 1/2
0.101 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.101 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.101 * [backup-simplify]: Simplify (+ 0 0) into 0
0.102 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (* 0 y)))) into 0
0.103 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 y)))) into 0
0.103 * [taylor]: Taking taylor expansion of 0 in y
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 0 into 0
0.103 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 1) (* 0 0))) into 0
0.104 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.106 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.106 * [backup-simplify]: Simplify (+ 0 0) into 0
0.107 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.118 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 y))))) into 0
0.118 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [backup-simplify]: Simplify 0 into 0
0.118 * [backup-simplify]: Simplify 0 into 0
0.118 * [backup-simplify]: Simplify 0 into 0
0.118 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify (+ (* 1/2 (* (/ 1 y) (/ 1 (/ 1 x)))) 1/2) into (+ (* 1/2 (/ x y)) 1/2)
0.119 * [backup-simplify]: Simplify (/ (+ (/ 1 (- x)) (/ 1 (- y))) (+ (/ 1 (- y)) (/ 1 (- y)))) into (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y))
0.119 * [approximate]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in (x y) around 0
0.119 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in y
0.119 * [taylor]: Taking taylor expansion of 1/2 in y
0.119 * [backup-simplify]: Simplify 1/2 into 1/2
0.119 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) y) in y
0.119 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in y
0.119 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.119 * [taylor]: Taking taylor expansion of x in y
0.119 * [backup-simplify]: Simplify x into x
0.119 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.119 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.119 * [taylor]: Taking taylor expansion of y in y
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.120 * [backup-simplify]: Simplify (/ 1 1) into 1
0.120 * [taylor]: Taking taylor expansion of y in y
0.120 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify 1 into 1
0.120 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in x
0.120 * [taylor]: Taking taylor expansion of 1/2 in x
0.120 * [backup-simplify]: Simplify 1/2 into 1/2
0.120 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) y) in x
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
0.120 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.120 * [taylor]: Taking taylor expansion of x in x
0.120 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify 1 into 1
0.121 * [backup-simplify]: Simplify (/ 1 1) into 1
0.121 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.121 * [taylor]: Taking taylor expansion of y in x
0.121 * [backup-simplify]: Simplify y into y
0.121 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.121 * [taylor]: Taking taylor expansion of y in x
0.121 * [backup-simplify]: Simplify y into y
0.121 * [taylor]: Taking taylor expansion of (* 1/2 (* (+ (/ 1 x) (/ 1 y)) y)) in x
0.121 * [taylor]: Taking taylor expansion of 1/2 in x
0.121 * [backup-simplify]: Simplify 1/2 into 1/2
0.121 * [taylor]: Taking taylor expansion of (* (+ (/ 1 x) (/ 1 y)) y) in x
0.121 * [taylor]: Taking taylor expansion of (+ (/ 1 x) (/ 1 y)) in x
0.121 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.121 * [taylor]: Taking taylor expansion of x in x
0.121 * [backup-simplify]: Simplify 0 into 0
0.121 * [backup-simplify]: Simplify 1 into 1
0.122 * [backup-simplify]: Simplify (/ 1 1) into 1
0.122 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.122 * [taylor]: Taking taylor expansion of y in x
0.122 * [backup-simplify]: Simplify y into y
0.122 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.122 * [taylor]: Taking taylor expansion of y in x
0.122 * [backup-simplify]: Simplify y into y
0.122 * [backup-simplify]: Simplify (+ 1 0) into 1
0.123 * [backup-simplify]: Simplify (* 1 y) into y
0.123 * [backup-simplify]: Simplify (* 1/2 y) into (* 1/2 y)
0.123 * [taylor]: Taking taylor expansion of (* 1/2 y) in y
0.123 * [taylor]: Taking taylor expansion of 1/2 in y
0.123 * [backup-simplify]: Simplify 1/2 into 1/2
0.123 * [taylor]: Taking taylor expansion of y in y
0.123 * [backup-simplify]: Simplify 0 into 0
0.123 * [backup-simplify]: Simplify 1 into 1
0.124 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.124 * [backup-simplify]: Simplify (+ 0 (/ 1 y)) into (/ 1 y)
0.125 * [backup-simplify]: Simplify (+ (* 1 0) (* (/ 1 y) y)) into 1
0.125 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 y)) into 1/2
0.125 * [taylor]: Taking taylor expansion of 1/2 in y
0.125 * [backup-simplify]: Simplify 1/2 into 1/2
0.126 * [backup-simplify]: Simplify (* 1/2 0) into 0
0.126 * [backup-simplify]: Simplify 0 into 0
0.127 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.127 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.127 * [backup-simplify]: Simplify (+ 0 0) into 0
0.128 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (* 0 y))) into 0
0.128 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 1) (* 0 y))) into 0
0.128 * [taylor]: Taking taylor expansion of 0 in y
0.128 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify 1/2 into 1/2
0.129 * [backup-simplify]: Simplify (+ (* 1/2 1) (* 0 0)) into 1/2
0.129 * [backup-simplify]: Simplify 1/2 into 1/2
0.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.130 * [backup-simplify]: Simplify (+ 0 0) into 0
0.130 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (* 0 y)))) into 0
0.131 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 1) (* 0 y)))) into 0
0.131 * [taylor]: Taking taylor expansion of 0 in y
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 1) (* 0 0))) into 0
0.132 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.132 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.133 * [backup-simplify]: Simplify (+ 0 0) into 0
0.133 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.134 * [backup-simplify]: Simplify (+ (* 1/2 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 y))))) into 0
0.135 * [taylor]: Taking taylor expansion of 0 in y
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify (+ (* 1/2 (* (/ 1 (- y)) (/ 1 (/ 1 (- x))))) 1/2) into (+ (* 1/2 (/ x y)) 1/2)
0.135 * * * [progress]: simplifying candidates
0.136 * [simplify]: Simplifying:
  (expm1 (/ (+ x y) (+ y y)))
  (log1p (/ (+ x y) (+ y y)))
  (- (log (+ x y)) (log (+ y y)))
  (log (/ (+ x y) (+ y y)))
  (exp (/ (+ x y) (+ y y)))
  (/ (* (* (+ x y) (+ x y)) (+ x y)) (* (* (+ y y) (+ y y)) (+ y y)))
  (* (cbrt (/ (+ x y) (+ y y))) (cbrt (/ (+ x y) (+ y y))))
  (cbrt (/ (+ x y) (+ y y)))
  (* (* (/ (+ x y) (+ y y)) (/ (+ x y) (+ y y))) (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (- (+ x y))
  (- (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (cbrt (+ x y)) (cbrt (+ y y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt (+ y y)))
  (/ (cbrt (+ x y)) (sqrt (+ y y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (* (cbrt y) (cbrt y)))
  (/ (cbrt (+ x y)) (+ (cbrt y) (cbrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt y))
  (/ (cbrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 1)
  (/ (cbrt (+ x y)) (+ y y))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (cbrt y))
  (/ (cbrt (+ x y)) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (sqrt y))
  (/ (cbrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) y)
  (/ (cbrt (+ x y)) (+ 1 1))
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ 1 1))
  (/ (cbrt (+ x y)) y)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) (+ 1 1))
  (/ (cbrt (+ x y)) y)
  (/ (* (cbrt (+ x y)) (cbrt (+ x y))) 2)
  (/ (cbrt (+ x y)) y)
  (/ (sqrt (+ x y)) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (sqrt (+ x y)) (cbrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (+ (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (sqrt (+ x y)) 1)
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (cbrt y))
  (/ (sqrt (+ x y)) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) (+ 1 1))
  (/ (sqrt (+ x y)) (+ 1 1))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) (+ 1 1))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (+ x y) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 y)
  (/ (+ x y) (+ 1 1))
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 2)
  (/ (+ x y) y)
  (/ 1 (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 1)
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (+ x y) (+ (* (cbrt y) (cbrt y)) (* (cbrt y) (cbrt y))))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 y)
  (/ (+ x y) (+ 1 1))
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 (+ 1 1))
  (/ (+ x y) y)
  (/ 1 2)
  (/ (+ x y) y)
  (/ 1 (+ y y))
  (/ (+ y y) (+ x y))
  (/ (+ x y) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (sqrt (+ y y)))
  (/ (+ x y) 1)
  (/ (+ x y) (* (cbrt y) (cbrt y)))
  (/ (+ x y) (sqrt y))
  (/ (+ x y) 1)
  (/ (+ x y) (cbrt y))
  (/ (+ x y) (sqrt y))
  (/ (+ x y) y)
  (/ (+ x y) (+ 1 1))
  (/ (+ x y) (+ 1 1))
  (/ (+ x y) 2)
  (/ (+ y y) (cbrt (+ x y)))
  (/ (+ y y) (sqrt (+ x y)))
  (/ (+ y y) (+ x y))
  (/ (+ y y) (+ x y))
  (/ (+ x y) (+ (pow y 3) (pow y 3)))
  (/ (+ x y) (- (* y y) (* y y)))
  (* (+ y y) (+ (* x x) (- (* y y) (* x y))))
  (* (+ y y) (- x y))
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
  (+ (* 1/2 (/ x y)) 1/2)
0.137 * * [simplify]: iteration 0: 114 enodes
0.162 * * [simplify]: iteration 1: 241 enodes
0.228 * * [simplify]: iteration 2: 790 enodes
0.713 * * [simplify]: iteration complete: 5000 enodes
0.713 * * [simplify]: Extracting #0: cost 69 inf + 0
0.715 * * [simplify]: Extracting #1: cost 623 inf + 2
0.723 * * [simplify]: Extracting #2: cost 1422 inf + 381
0.753 * * [simplify]: Extracting #3: cost 1401 inf + 56829
0.801 * * [simplify]: Extracting #4: cost 184 inf + 240881
0.882 * * [simplify]: Extracting #5: cost 3 inf + 273724
0.935 * * [simplify]: Extracting #6: cost 0 inf + 274229
1.025 * [simplify]: Simplified to:
  (expm1 (/ (+ x y) (+ y y)))
  (log1p (/ (+ x y) (+ y y)))
  (log (/ (+ x y) (+ y y)))
  (log (/ (+ x y) (+ y y)))
  (exp (/ (+ x y) (+ y y)))
  (* (* (/ (+ x y) (+ y y)) (/ (+ x y) (+ y y))) (/ (+ x y) (+ y y)))
  (* (cbrt (/ (+ x y) (+ y y))) (cbrt (/ (+ x y) (+ y y))))
  (cbrt (/ (+ x y) (+ y y)))
  (* (* (/ (+ x y) (+ y y)) (/ (+ x y) (+ y y))) (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (sqrt (/ (+ x y) (+ y y)))
  (- (- x) y)
  (* -2 y)
  (* (/ (cbrt (+ x y)) (cbrt (+ y y))) (/ (cbrt (+ x y)) (cbrt (+ y y))))
  (/ (cbrt (+ x y)) (cbrt (+ y y)))
  (/ (cbrt (+ x y)) (/ (sqrt (+ y y)) (cbrt (+ x y))))
  (/ (cbrt (+ x y)) (sqrt (+ y y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y y))
  (* (/ (cbrt (+ x y)) (cbrt y)) (/ (cbrt (+ x y)) (cbrt y)))
  (/ (cbrt (+ x y)) (+ (cbrt y) (cbrt y)))
  (/ (cbrt (+ x y)) (/ (sqrt y) (cbrt (+ x y))))
  (/ (cbrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (* (cbrt (+ x y)) (cbrt (+ x y)))
  (/ (cbrt (+ x y)) (+ y y))
  (* (/ (cbrt (+ x y)) (cbrt y)) (cbrt (+ x y)))
  (/ (/ (cbrt (+ x y)) (cbrt y)) (+ (cbrt y) (cbrt y)))
  (/ (cbrt (+ x y)) (/ (sqrt y) (cbrt (+ x y))))
  (/ (cbrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (cbrt (+ x y)) (/ y (cbrt (+ x y))))
  (/ (cbrt (+ x y)) 2)
  (/ (cbrt (+ x y)) (/ 2 (cbrt (+ x y))))
  (/ (cbrt (+ x y)) y)
  (/ (cbrt (+ x y)) (/ 2 (cbrt (+ x y))))
  (/ (cbrt (+ x y)) y)
  (/ (cbrt (+ x y)) (/ 2 (cbrt (+ x y))))
  (/ (cbrt (+ x y)) y)
  (/ (/ (sqrt (+ x y)) (cbrt (+ y y))) (cbrt (+ y y)))
  (/ (sqrt (+ x y)) (cbrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (/ (sqrt (+ x y)) (sqrt (+ y y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (* (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (+ (cbrt y) (cbrt y)))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (sqrt (+ x y))
  (/ (sqrt (+ x y)) (+ y y))
  (/ (sqrt (+ x y)) (cbrt y))
  (/ (sqrt (+ x y)) (* (+ (cbrt y) (cbrt y)) (cbrt y)))
  (/ (sqrt (+ x y)) (sqrt y))
  (/ (sqrt (+ x y)) (+ (sqrt y) (sqrt y)))
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ (sqrt (+ x y)) 2)
  (/ (sqrt (+ x y)) y)
  (/ (/ 1 (cbrt (+ y y))) (cbrt (+ y y)))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (/ (+ x y) (cbrt y)) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 y)
  (/ (+ x y) 2)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  (/ (/ 1 (cbrt (+ y y))) (cbrt (+ y y)))
  (/ (+ x y) (cbrt (+ y y)))
  (/ 1 (sqrt (+ y y)))
  (/ (+ x y) (sqrt (+ y y)))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (* (cbrt y) (cbrt y)))
  (/ (+ x y) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  1
  (/ (+ x y) (+ y y))
  (/ 1 (cbrt y))
  (/ (/ (+ x y) (cbrt y)) (+ (cbrt y) (cbrt y)))
  (/ 1 (sqrt y))
  (/ (+ x y) (+ (sqrt y) (sqrt y)))
  (/ 1 y)
  (/ (+ x y) 2)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  1/2
  (/ (+ x y) y)
  (/ 1/2 y)
  (/ (+ y y) (+ x y))
  (/ (+ x y) (* (cbrt (+ y y)) (cbrt (+ y y))))
  (/ (+ x y) (sqrt (+ y y)))
  (+ x y)
  (/ (/ (+ x y) (cbrt y)) (cbrt y))
  (/ (+ x y) (sqrt y))
  (+ x y)
  (/ (+ x y) (cbrt y))
  (/ (+ x y) (sqrt y))
  (/ (+ x y) y)
  (/ (+ x y) 2)
  (/ (+ x y) 2)
  (/ (+ x y) 2)
  (/ (+ y y) (cbrt (+ x y)))
  (/ (+ y y) (sqrt (+ x y)))
  (/ (+ y y) (+ x y))
  (/ (+ y y) (+ x y))
  (/ (+ x y) (* (* y (+ y y)) y))
  (/ (+ x y) 0)
  (* (+ y y) (fma x x (* (- y x) y)))
  (* (- x y) (+ y y))
  (fma 1/2 (/ x y) 1/2)
  (fma 1/2 (/ x y) 1/2)
  (fma 1/2 (/ x y) 1/2)
1.032 * * * [progress]: adding candidates to table
1.345 * * [progress]: iteration 2 / 4
1.345 * * * [progress]: picking best candidate
1.349 * * * * [pick]: Picked  #<alt (λ (x y) (fma 1/2 (/ x y) 1/2))>
1.349 * * * [progress]: localizing error
1.356 * * * [progress]: generating rewritten candidates
1.356 * * * [progress]: generating series expansions
1.356 * * * [progress]: simplifying candidates
1.356 * [simplify]: Simplifying:
  
1.356 * * [simplify]: iteration 0: 0 enodes
1.356 * * [simplify]: iteration complete: 0 enodes
1.356 * * [simplify]: Extracting #0: cost 0 inf + 0
1.356 * [simplify]: Simplified to:
  
1.356 * * * [progress]: adding candidates to table
1.357 * [progress]: [Phase 3 of 3] Extracting.
1.360 * [simplify]: Simplifying:
  (fma 1/2 (/ x y) 1/2)
1.360 * * [simplify]: iteration 0: 5 enodes
1.361 * * [simplify]: iteration complete: 5 enodes
1.361 * * [simplify]: Extracting #0: cost 1 inf + 0
1.361 * * [simplify]: Extracting #1: cost 3 inf + 0
1.361 * * [simplify]: Extracting #2: cost 4 inf + 1
1.361 * * [simplify]: Extracting #3: cost 0 inf + 143
1.361 * [simplify]: Simplified to:
  (fma 1/2 (/ x y) 1/2)
2.504 * [regime-testing]: Baseline error score: 0.01833984744569835
2.514 * [regime-testing]: Oracle error score: 0.01833984744569835
2.514 * [regime-testing]: End program error score: 0.01833984744569835
2.618 * [regime-testing]: Target error score: 0.01833984744569835