5.902 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.028 * * * [progress]: [2/2] Setting up program.
0.035 * [progress]: [Phase 2 of 3] Improving.
0.036 * [simplify]: Simplifying:
  (+ (+ (/ x 2.0) (* y x)) z)
0.036 * * [simplify]: iteration 0: 8 enodes
0.038 * * [simplify]: iteration 1: 13 enodes
0.041 * * [simplify]: iteration 2: 19 enodes
0.045 * * [simplify]: iteration 3: 22 enodes
0.050 * * [simplify]: iteration complete: 22 enodes
0.050 * * [simplify]: Extracting #0: cost 1 inf + 0
0.050 * * [simplify]: Extracting #1: cost 7 inf + 0
0.050 * * [simplify]: Extracting #2: cost 9 inf + 1
0.050 * * [simplify]: Extracting #3: cost 6 inf + 4
0.050 * * [simplify]: Extracting #4: cost 1 inf + 31
0.050 * * [simplify]: Extracting #5: cost 0 inf + 36
0.050 * [simplify]: Simplified to:
  (+ (+ (/ x 2.0) (* y x)) z)
0.051 * * [progress]: iteration 1 / 4
0.051 * * * [progress]: picking best candidate
0.066 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (+ (/ x 2.0) (* y x)) z))>
0.066 * * * [progress]: localizing error
0.086 * * * [progress]: generating rewritten candidates
0.086 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.102 * * * [progress]: generating series expansions
0.102 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.102 * [backup-simplify]: Simplify (+ (/ x 2.0) (* y x)) into (+ (* 0.5 x) (* x y))
0.102 * [approximate]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in (x y) around 0
0.102 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in y
0.102 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
0.102 * [taylor]: Taking taylor expansion of 0.5 in y
0.102 * [backup-simplify]: Simplify 0.5 into 0.5
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [backup-simplify]: Simplify x into x
0.102 * [taylor]: Taking taylor expansion of (* x y) in y
0.102 * [taylor]: Taking taylor expansion of x in y
0.102 * [backup-simplify]: Simplify x into x
0.102 * [taylor]: Taking taylor expansion of y in y
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.102 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.102 * [taylor]: Taking taylor expansion of 0.5 in x
0.102 * [backup-simplify]: Simplify 0.5 into 0.5
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [taylor]: Taking taylor expansion of (* x y) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [backup-simplify]: Simplify y into y
0.102 * [taylor]: Taking taylor expansion of (+ (* 0.5 x) (* x y)) in x
0.102 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.102 * [taylor]: Taking taylor expansion of 0.5 in x
0.102 * [backup-simplify]: Simplify 0.5 into 0.5
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [taylor]: Taking taylor expansion of (* x y) in x
0.102 * [taylor]: Taking taylor expansion of x in x
0.102 * [backup-simplify]: Simplify 0 into 0
0.102 * [backup-simplify]: Simplify 1 into 1
0.102 * [taylor]: Taking taylor expansion of y in x
0.102 * [backup-simplify]: Simplify y into y
0.103 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.103 * [backup-simplify]: Simplify (* 0 y) into 0
0.104 * [backup-simplify]: Simplify (+ 0 0) into 0
0.104 * [taylor]: Taking taylor expansion of 0 in y
0.104 * [backup-simplify]: Simplify 0 into 0
0.104 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.105 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.105 * [backup-simplify]: Simplify (+ 0.5 y) into (+ y 0.5)
0.105 * [taylor]: Taking taylor expansion of (+ y 0.5) in y
0.105 * [taylor]: Taking taylor expansion of y in y
0.105 * [backup-simplify]: Simplify 0 into 0
0.105 * [backup-simplify]: Simplify 1 into 1
0.105 * [taylor]: Taking taylor expansion of 0.5 in y
0.105 * [backup-simplify]: Simplify 0.5 into 0.5
0.105 * [backup-simplify]: Simplify (+ 0 0.5) into 0.5
0.105 * [backup-simplify]: Simplify 0.5 into 0.5
0.106 * [backup-simplify]: Simplify 0 into 0
0.106 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.107 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.107 * [backup-simplify]: Simplify (+ 0 0) into 0
0.107 * [taylor]: Taking taylor expansion of 0 in y
0.107 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify 0 into 0
0.107 * [backup-simplify]: Simplify (+ 1 0) into 1
0.107 * [backup-simplify]: Simplify 1 into 1
0.107 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.109 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.109 * [backup-simplify]: Simplify (+ 0 0) into 0
0.109 * [taylor]: Taking taylor expansion of 0 in y
0.109 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.110 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify 0 into 0
0.110 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.112 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.112 * [backup-simplify]: Simplify (+ 0 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
0.112 * [backup-simplify]: Simplify (+ (* 1 (* y x)) (* 0.5 (* 1 x))) into (+ (* 0.5 x) (* x y))
0.112 * [backup-simplify]: Simplify (+ (/ (/ 1 x) 2.0) (* (/ 1 y) (/ 1 x))) into (+ (/ 1 (* x y)) (* 0.5 (/ 1 x)))
0.112 * [approximate]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.112 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.112 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.112 * [taylor]: Taking taylor expansion of (* x y) in y
0.112 * [taylor]: Taking taylor expansion of x in y
0.112 * [backup-simplify]: Simplify x into x
0.112 * [taylor]: Taking taylor expansion of y in y
0.112 * [backup-simplify]: Simplify 0 into 0
0.112 * [backup-simplify]: Simplify 1 into 1
0.112 * [backup-simplify]: Simplify (* x 0) into 0
0.113 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.113 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.113 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.113 * [taylor]: Taking taylor expansion of 0.5 in y
0.113 * [backup-simplify]: Simplify 0.5 into 0.5
0.113 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.113 * [taylor]: Taking taylor expansion of x in y
0.113 * [backup-simplify]: Simplify x into x
0.113 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.113 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.113 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.113 * [taylor]: Taking taylor expansion of (* x y) in x
0.113 * [taylor]: Taking taylor expansion of x in x
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 1 into 1
0.113 * [taylor]: Taking taylor expansion of y in x
0.113 * [backup-simplify]: Simplify y into y
0.113 * [backup-simplify]: Simplify (* 0 y) into 0
0.114 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.114 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.114 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.114 * [taylor]: Taking taylor expansion of 0.5 in x
0.114 * [backup-simplify]: Simplify 0.5 into 0.5
0.114 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.114 * [backup-simplify]: Simplify (/ 1 1) into 1
0.114 * [taylor]: Taking taylor expansion of (+ (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.114 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.114 * [taylor]: Taking taylor expansion of (* x y) in x
0.114 * [taylor]: Taking taylor expansion of x in x
0.114 * [backup-simplify]: Simplify 0 into 0
0.114 * [backup-simplify]: Simplify 1 into 1
0.114 * [taylor]: Taking taylor expansion of y in x
0.114 * [backup-simplify]: Simplify y into y
0.114 * [backup-simplify]: Simplify (* 0 y) into 0
0.115 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.115 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.115 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.115 * [taylor]: Taking taylor expansion of 0.5 in x
0.115 * [backup-simplify]: Simplify 0.5 into 0.5
0.115 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.115 * [taylor]: Taking taylor expansion of x in x
0.115 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify 1 into 1
0.115 * [backup-simplify]: Simplify (/ 1 1) into 1
0.115 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.115 * [backup-simplify]: Simplify (+ (/ 1 y) 0.5) into (+ 0.5 (/ 1 y))
0.115 * [taylor]: Taking taylor expansion of (+ 0.5 (/ 1 y)) in y
0.115 * [taylor]: Taking taylor expansion of 0.5 in y
0.115 * [backup-simplify]: Simplify 0.5 into 0.5
0.115 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.116 * [taylor]: Taking taylor expansion of y in y
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 1 into 1
0.116 * [backup-simplify]: Simplify (/ 1 1) into 1
0.116 * [backup-simplify]: Simplify (+ 0 1) into 1
0.116 * [backup-simplify]: Simplify 1 into 1
0.117 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.117 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.118 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.118 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.118 * [backup-simplify]: Simplify (+ 0 0) into 0
0.118 * [taylor]: Taking taylor expansion of 0 in y
0.118 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.119 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.119 * [backup-simplify]: Simplify 0.5 into 0.5
0.120 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.120 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.121 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.121 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.122 * [backup-simplify]: Simplify (+ 0 0) into 0
0.122 * [taylor]: Taking taylor expansion of 0 in y
0.122 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify 0 into 0
0.122 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.123 * [backup-simplify]: Simplify (+ 0 0) into 0
0.123 * [backup-simplify]: Simplify 0 into 0
0.124 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.124 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.124 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.125 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.126 * [backup-simplify]: Simplify (+ 0 0) into 0
0.126 * [taylor]: Taking taylor expansion of 0 in y
0.126 * [backup-simplify]: Simplify 0 into 0
0.126 * [backup-simplify]: Simplify 0 into 0
0.126 * [backup-simplify]: Simplify 0 into 0
0.126 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.127 * [backup-simplify]: Simplify (+ 0 0) into 0
0.127 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.128 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.130 * [backup-simplify]: Simplify (+ 0 0) into 0
0.130 * [taylor]: Taking taylor expansion of 0 in y
0.130 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (/ 1 (/ 1 x)))) (* 1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (+ (* 0.5 x) (* x y))
0.130 * [backup-simplify]: Simplify (+ (/ (/ 1 (- x)) 2.0) (* (/ 1 (- y)) (/ 1 (- x)))) into (- (/ 1 (* x y)) (* 0.5 (/ 1 x)))
0.130 * [approximate]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in (x y) around 0
0.130 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in y
0.130 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.130 * [taylor]: Taking taylor expansion of (* x y) in y
0.130 * [taylor]: Taking taylor expansion of x in y
0.130 * [backup-simplify]: Simplify x into x
0.130 * [taylor]: Taking taylor expansion of y in y
0.130 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify 1 into 1
0.130 * [backup-simplify]: Simplify (* x 0) into 0
0.131 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.131 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.131 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
0.131 * [taylor]: Taking taylor expansion of 0.5 in y
0.131 * [backup-simplify]: Simplify 0.5 into 0.5
0.131 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.131 * [taylor]: Taking taylor expansion of x in y
0.131 * [backup-simplify]: Simplify x into x
0.131 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.131 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.131 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.131 * [taylor]: Taking taylor expansion of (* x y) in x
0.131 * [taylor]: Taking taylor expansion of x in x
0.131 * [backup-simplify]: Simplify 0 into 0
0.131 * [backup-simplify]: Simplify 1 into 1
0.131 * [taylor]: Taking taylor expansion of y in x
0.131 * [backup-simplify]: Simplify y into y
0.131 * [backup-simplify]: Simplify (* 0 y) into 0
0.132 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.132 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.132 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.132 * [taylor]: Taking taylor expansion of 0.5 in x
0.132 * [backup-simplify]: Simplify 0.5 into 0.5
0.132 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.132 * [backup-simplify]: Simplify 0 into 0
0.132 * [backup-simplify]: Simplify 1 into 1
0.132 * [backup-simplify]: Simplify (/ 1 1) into 1
0.132 * [taylor]: Taking taylor expansion of (- (/ 1 (* x y)) (* 0.5 (/ 1 x))) in x
0.132 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.132 * [taylor]: Taking taylor expansion of (* x y) in x
0.132 * [taylor]: Taking taylor expansion of x in x
0.133 * [backup-simplify]: Simplify 0 into 0
0.133 * [backup-simplify]: Simplify 1 into 1
0.133 * [taylor]: Taking taylor expansion of y in x
0.133 * [backup-simplify]: Simplify y into y
0.133 * [backup-simplify]: Simplify (* 0 y) into 0
0.133 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.133 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.133 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.133 * [taylor]: Taking taylor expansion of 0.5 in x
0.133 * [backup-simplify]: Simplify 0.5 into 0.5
0.133 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.134 * [taylor]: Taking taylor expansion of x in x
0.134 * [backup-simplify]: Simplify 0 into 0
0.134 * [backup-simplify]: Simplify 1 into 1
0.134 * [backup-simplify]: Simplify (/ 1 1) into 1
0.135 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.136 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.136 * [backup-simplify]: Simplify (+ (/ 1 y) (- 0.5)) into (- (/ 1 y) 0.5)
0.136 * [taylor]: Taking taylor expansion of (- (/ 1 y) 0.5) in y
0.136 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.136 * [taylor]: Taking taylor expansion of y in y
0.136 * [backup-simplify]: Simplify 0 into 0
0.136 * [backup-simplify]: Simplify 1 into 1
0.137 * [backup-simplify]: Simplify (/ 1 1) into 1
0.137 * [taylor]: Taking taylor expansion of 0.5 in y
0.137 * [backup-simplify]: Simplify 0.5 into 0.5
0.138 * [backup-simplify]: Simplify (+ 1 0) into 1
0.138 * [backup-simplify]: Simplify 1 into 1
0.139 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.139 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.140 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.141 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.141 * [backup-simplify]: Simplify (- 0) into 0
0.142 * [backup-simplify]: Simplify (+ 0 0) into 0
0.142 * [taylor]: Taking taylor expansion of 0 in y
0.142 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.143 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.144 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.145 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.146 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.147 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.148 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.149 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.150 * [backup-simplify]: Simplify (- 0) into 0
0.150 * [backup-simplify]: Simplify (+ 0 0) into 0
0.150 * [taylor]: Taking taylor expansion of 0 in y
0.150 * [backup-simplify]: Simplify 0 into 0
0.150 * [backup-simplify]: Simplify 0 into 0
0.151 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.152 * [backup-simplify]: Simplify (- 0) into 0
0.152 * [backup-simplify]: Simplify (+ 0 0) into 0
0.152 * [backup-simplify]: Simplify 0 into 0
0.154 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.154 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.155 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.157 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.157 * [backup-simplify]: Simplify (- 0) into 0
0.158 * [backup-simplify]: Simplify (+ 0 0) into 0
0.158 * [taylor]: Taking taylor expansion of 0 in y
0.158 * [backup-simplify]: Simplify 0 into 0
0.158 * [backup-simplify]: Simplify 0 into 0
0.158 * [backup-simplify]: Simplify 0 into 0
0.159 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.159 * [backup-simplify]: Simplify (- 0) into 0
0.160 * [backup-simplify]: Simplify (+ 0 0) into 0
0.160 * [backup-simplify]: Simplify 0 into 0
0.162 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.162 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.163 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.165 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.165 * [backup-simplify]: Simplify (- 0) into 0
0.166 * [backup-simplify]: Simplify (+ 0 0) into 0
0.166 * [taylor]: Taking taylor expansion of 0 in y
0.166 * [backup-simplify]: Simplify 0 into 0
0.166 * [backup-simplify]: Simplify 0 into 0
0.167 * [backup-simplify]: Simplify (+ (* (- 0.5) (* 1 (/ 1 (/ 1 (- x))))) (* 1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (+ (* 0.5 x) (* x y))
0.167 * * * [progress]: simplifying candidates
0.167 * [simplify]: Simplifying:
  (* (exp (/ x 2.0)) (exp (* y x)))
  (log (+ (/ x 2.0) (* y x)))
  (exp (+ (/ x 2.0) (* y x)))
  (* (cbrt (+ (/ x 2.0) (* y x))) (cbrt (+ (/ x 2.0) (* y x))))
  (cbrt (+ (/ x 2.0) (* y x)))
  (* (* (+ (/ x 2.0) (* y x)) (+ (/ x 2.0) (* y x))) (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (sqrt (+ (/ x 2.0) (* y x)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (* (/ x 2.0) (/ x 2.0)) (- (* (* y x) (* y x)) (* (/ x 2.0) (* y x))))
  (- (* (/ x 2.0) (/ x 2.0)) (* (* y x) (* y x)))
  (- (/ x 2.0) (* y x))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
  (+ (* 0.5 x) (* x y))
0.168 * * [simplify]: iteration 0: 31 enodes
0.180 * * [simplify]: iteration 1: 94 enodes
0.227 * * [simplify]: iteration 2: 405 enodes
0.606 * * [simplify]: iteration 3: 1872 enodes
1.158 * * [simplify]: iteration complete: 5001 enodes
1.158 * * [simplify]: Extracting #0: cost 11 inf + 0
1.159 * * [simplify]: Extracting #1: cost 150 inf + 0
1.161 * * [simplify]: Extracting #2: cost 661 inf + 2
1.170 * * [simplify]: Extracting #3: cost 1739 inf + 489
1.183 * * [simplify]: Extracting #4: cost 746 inf + 11584
1.195 * * [simplify]: Extracting #5: cost 68 inf + 19901
1.207 * * [simplify]: Extracting #6: cost 6 inf + 20404
1.218 * * [simplify]: Extracting #7: cost 0 inf + 20446
1.233 * [simplify]: Simplified to:
  (exp (+ (* y x) (/ x 2.0)))
  (log (+ (* y x) (/ x 2.0)))
  (exp (+ (* y x) (/ x 2.0)))
  (* (cbrt (+ (* y x) (/ x 2.0))) (cbrt (+ (* y x) (/ x 2.0))))
  (cbrt (+ (* y x) (/ x 2.0)))
  (pow (+ (* y x) (/ x 2.0)) 3)
  (sqrt (+ (* y x) (/ x 2.0)))
  (sqrt (+ (* y x) (/ x 2.0)))
  (+ (pow (/ x 2.0) 3) (pow (* y x) 3))
  (+ (/ (* x (/ x 2.0)) 2.0) (* (* (- (* y x) (/ x 2.0)) x) y))
  (- (/ (* x (/ x 2.0)) 2.0) (* (* y (* x x)) y))
  (- (/ x 2.0) (* y x))
  (* (+ y 0.5) x)
  (* (+ y 0.5) x)
  (* (+ y 0.5) x)
1.234 * * * [progress]: adding candidates to table
1.287 * * [progress]: iteration 2 / 4
1.287 * * * [progress]: picking best candidate
1.292 * * * * [pick]: Picked  #<alt (λ (x y z) (+ (* (+ y 0.5) x) z))>
1.292 * * * [progress]: localizing error
1.300 * * * [progress]: generating rewritten candidates
1.301 * * * [progress]: generating series expansions
1.301 * * * [progress]: simplifying candidates
1.301 * [simplify]: Simplifying:
  
1.301 * * [simplify]: iteration 0: 0 enodes
1.301 * * [simplify]: iteration complete: 0 enodes
1.301 * * [simplify]: Extracting #0: cost 0 inf + 0
1.301 * [simplify]: Simplified to:
  
1.301 * * * [progress]: adding candidates to table
1.301 * [progress]: [Phase 3 of 3] Extracting.
1.305 * [simplify]: Simplifying:
  (+ (* (+ y 0.5) x) z)
1.305 * * [simplify]: iteration 0: 7 enodes
1.305 * * [simplify]: iteration 1: 10 enodes
1.306 * * [simplify]: iteration complete: 10 enodes
1.306 * * [simplify]: Extracting #0: cost 1 inf + 0
1.306 * * [simplify]: Extracting #1: cost 3 inf + 0
1.306 * * [simplify]: Extracting #2: cost 4 inf + 1
1.306 * * [simplify]: Extracting #3: cost 5 inf + 2
1.306 * * [simplify]: Extracting #4: cost 3 inf + 4
1.306 * * [simplify]: Extracting #5: cost 0 inf + 19
1.306 * [simplify]: Simplified to:
  (+ z (* (+ 0.5 y) x))
3.052 * [regime-testing]: Baseline error score: 0.006750843855481936
3.067 * [regime-testing]: Oracle error score: 0.006750843855481936
3.067 * [regime-testing]: End program error score: 0.006750843855481936