168.063 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.032 * * * [progress]: [2/2] Setting up program.
0.037 * [progress]: [Phase 2 of 3] Improving.
0.038 * [simplify]: Simplifying:
  (sqrt (+ (* x x) (* y y)))
0.038 * * [simplify]: Extracting # 0 : cost  0
0.038 * * [simplify]: Extracting # 1 : cost  0
0.038 * * [simplify]: Extracting # 2 : cost  0
0.038 * * [simplify]: Extracting # 3 : cost  0
0.038 * * [simplify]: Extracting # 4 : cost  0
0.038 * * [simplify]: Extracting # 5 : cost  0
0.038 * * [simplify]: iteration  0 :  6  enodes  (cost  8 )
0.040 * * [simplify]: Extracting # 0 : cost  0
0.040 * * [simplify]: iteration  1 :  7  enodes  (cost  8 )
0.043 * * [simplify]: Extracting # 0 : cost  0
0.043 * * [simplify]: iteration done:  7  enodes  (cost  8 )
0.043 * [simplify]: Simplified to:
  (sqrt (+ (* x x) (* y y)))
0.043 * * [progress]: iteration 1 / 4
0.043 * * * [progress]: picking best candidate
0.049 * * * * [pick]: Picked  #<alt (λ (x y) (sqrt (+ (* x x) (* y y))))>
0.049 * * * [progress]: localizing error
0.069 * * * [progress]: generating rewritten candidates
0.069 * * * * [progress]: [ 1 / 2 ] rewriting at (2)
0.090 * * * * [progress]: [ 2 / 2 ] rewriting at (2 1)
0.107 * * * [progress]: generating series expansions
0.107 * * * * [progress]: [ 1 / 2 ] generating series at (2)
0.107 * [backup-simplify]: Simplify (sqrt (+ (* x x) (* y y))) into (sqrt (+ (pow x 2) (pow y 2)))
0.107 * [approximate]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in (x y) around 0
0.107 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in y
0.108 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.108 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.108 * [taylor]: Taking taylor expansion of x in y
0.108 * [backup-simplify]: Simplify x into x
0.108 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.108 * [taylor]: Taking taylor expansion of y in y
0.108 * [backup-simplify]: Simplify 0 into 0
0.108 * [backup-simplify]: Simplify 1 into 1
0.108 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.108 * [backup-simplify]: Simplify (+ (pow x 2) 0) into (pow x 2)
0.108 * [backup-simplify]: Simplify (sqrt (pow x 2)) into x
0.108 * [backup-simplify]: Simplify (+ (* x 0) (* 0 x)) into 0
0.109 * [backup-simplify]: Simplify (+ 0 0) into 0
0.109 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (pow x 2)))) into 0
0.109 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.109 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.109 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.109 * [taylor]: Taking taylor expansion of x in x
0.109 * [backup-simplify]: Simplify 0 into 0
0.109 * [backup-simplify]: Simplify 1 into 1
0.109 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.109 * [taylor]: Taking taylor expansion of y in x
0.109 * [backup-simplify]: Simplify y into y
0.110 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.110 * [backup-simplify]: Simplify (+ 0 (pow y 2)) into (pow y 2)
0.110 * [backup-simplify]: Simplify (sqrt (pow y 2)) into y
0.110 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.111 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (pow y 2)))) into 0
0.111 * [taylor]: Taking taylor expansion of (sqrt (+ (pow x 2) (pow y 2))) in x
0.111 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.111 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.111 * [taylor]: Taking taylor expansion of x in x
0.111 * [backup-simplify]: Simplify 0 into 0
0.111 * [backup-simplify]: Simplify 1 into 1
0.111 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.111 * [taylor]: Taking taylor expansion of y in x
0.111 * [backup-simplify]: Simplify y into y
0.111 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.111 * [backup-simplify]: Simplify (+ 0 (pow y 2)) into (pow y 2)
0.111 * [backup-simplify]: Simplify (sqrt (pow y 2)) into y
0.111 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.112 * [backup-simplify]: Simplify (+ 0 0) into 0
0.112 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt (pow y 2)))) into 0
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 0 into 0
0.112 * [taylor]: Taking taylor expansion of 0 in y
0.112 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify 1 into 1
0.113 * [backup-simplify]: Simplify (* 1 1) into 1
0.113 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
0.114 * [backup-simplify]: Simplify (+ 1 0) into 1
0.115 * [backup-simplify]: Simplify (/ (- 1 (pow 0 2) (+)) (* 2 y)) into (/ 1/2 y)
0.115 * [taylor]: Taking taylor expansion of (/ 1/2 y) in y
0.115 * [taylor]: Taking taylor expansion of 1/2 in y
0.115 * [backup-simplify]: Simplify 1/2 into 1/2
0.115 * [taylor]: Taking taylor expansion of y in y
0.115 * [backup-simplify]: Simplify 0 into 0
0.115 * [backup-simplify]: Simplify 1 into 1
0.115 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
0.116 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 0 into 0
0.116 * [backup-simplify]: Simplify 0 into 0
0.117 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.118 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
0.118 * [backup-simplify]: Simplify (+ 0 0) into 0
0.119 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 y))))) (* 2 y)) into 0
0.119 * [taylor]: Taking taylor expansion of 0 in y
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.120 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify (* 1 (* y 1)) into y
0.120 * [backup-simplify]: Simplify (sqrt (+ (* (/ 1 x) (/ 1 x)) (* (/ 1 y) (/ 1 y)))) into (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))
0.120 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.120 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.120 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.120 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.120 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.120 * [taylor]: Taking taylor expansion of x in y
0.120 * [backup-simplify]: Simplify x into x
0.121 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.121 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.121 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.121 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.121 * [taylor]: Taking taylor expansion of y in y
0.121 * [backup-simplify]: Simplify 0 into 0
0.121 * [backup-simplify]: Simplify 1 into 1
0.121 * [backup-simplify]: Simplify (* 1 1) into 1
0.122 * [backup-simplify]: Simplify (/ 1 1) into 1
0.122 * [backup-simplify]: Simplify (+ 0 1) into 1
0.123 * [backup-simplify]: Simplify (sqrt 1) into 1
0.123 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.124 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.124 * [backup-simplify]: Simplify (+ 0 0) into 0
0.125 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.125 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.125 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.125 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.125 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.125 * [taylor]: Taking taylor expansion of x in x
0.125 * [backup-simplify]: Simplify 0 into 0
0.125 * [backup-simplify]: Simplify 1 into 1
0.126 * [backup-simplify]: Simplify (* 1 1) into 1
0.126 * [backup-simplify]: Simplify (/ 1 1) into 1
0.126 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.126 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.126 * [taylor]: Taking taylor expansion of y in x
0.126 * [backup-simplify]: Simplify y into y
0.126 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.126 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.127 * [backup-simplify]: Simplify (+ 1 0) into 1
0.127 * [backup-simplify]: Simplify (sqrt 1) into 1
0.128 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.129 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.129 * [backup-simplify]: Simplify (+ 0 0) into 0
0.130 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.130 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.130 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.130 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.130 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.130 * [taylor]: Taking taylor expansion of x in x
0.130 * [backup-simplify]: Simplify 0 into 0
0.130 * [backup-simplify]: Simplify 1 into 1
0.130 * [backup-simplify]: Simplify (* 1 1) into 1
0.131 * [backup-simplify]: Simplify (/ 1 1) into 1
0.131 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.131 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.131 * [taylor]: Taking taylor expansion of y in x
0.131 * [backup-simplify]: Simplify y into y
0.131 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.131 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.132 * [backup-simplify]: Simplify (+ 1 0) into 1
0.132 * [backup-simplify]: Simplify (sqrt 1) into 1
0.133 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.134 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.134 * [backup-simplify]: Simplify (+ 0 0) into 0
0.135 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.135 * [taylor]: Taking taylor expansion of 1 in y
0.135 * [backup-simplify]: Simplify 1 into 1
0.135 * [taylor]: Taking taylor expansion of 0 in y
0.135 * [backup-simplify]: Simplify 0 into 0
0.135 * [backup-simplify]: Simplify 1 into 1
0.136 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.137 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.137 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 2))) into (/ 1 (pow y 2))
0.139 * [backup-simplify]: Simplify (/ (- (/ 1 (pow y 2)) (pow 0 2) (+)) (* 2 1)) into (/ 1/2 (pow y 2))
0.139 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.139 * [taylor]: Taking taylor expansion of 1/2 in y
0.139 * [backup-simplify]: Simplify 1/2 into 1/2
0.139 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.139 * [taylor]: Taking taylor expansion of y in y
0.139 * [backup-simplify]: Simplify 0 into 0
0.139 * [backup-simplify]: Simplify 1 into 1
0.139 * [backup-simplify]: Simplify (* 1 1) into 1
0.140 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
0.140 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.141 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
0.141 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify 0 into 0
0.142 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.143 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.144 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0
0.144 * [backup-simplify]: Simplify (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (pow y 2)))))) (* 2 1)) into 0
0.145 * [taylor]: Taking taylor expansion of 0 in y
0.145 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.147 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.147 * [backup-simplify]: Simplify 0 into 0
0.147 * [backup-simplify]: Simplify 0 into 0
0.147 * [backup-simplify]: Simplify 0 into 0
0.147 * [backup-simplify]: Simplify (* 1 (* 1 (/ 1 (/ 1 x)))) into x
0.148 * [backup-simplify]: Simplify (sqrt (+ (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- y)) (/ 1 (- y))))) into (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))))
0.148 * [approximate]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in (x y) around 0
0.148 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in y
0.148 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.148 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.148 * [taylor]: Taking taylor expansion of x in y
0.148 * [backup-simplify]: Simplify x into x
0.148 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.148 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.148 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.148 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.148 * [taylor]: Taking taylor expansion of y in y
0.148 * [backup-simplify]: Simplify 0 into 0
0.148 * [backup-simplify]: Simplify 1 into 1
0.149 * [backup-simplify]: Simplify (* 1 1) into 1
0.149 * [backup-simplify]: Simplify (/ 1 1) into 1
0.150 * [backup-simplify]: Simplify (+ 0 1) into 1
0.150 * [backup-simplify]: Simplify (sqrt 1) into 1
0.151 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.151 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.152 * [backup-simplify]: Simplify (+ 0 0) into 0
0.153 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.153 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.153 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.153 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.153 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.153 * [taylor]: Taking taylor expansion of x in x
0.153 * [backup-simplify]: Simplify 0 into 0
0.153 * [backup-simplify]: Simplify 1 into 1
0.153 * [backup-simplify]: Simplify (* 1 1) into 1
0.154 * [backup-simplify]: Simplify (/ 1 1) into 1
0.154 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.154 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.154 * [taylor]: Taking taylor expansion of y in x
0.154 * [backup-simplify]: Simplify y into y
0.154 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.154 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.155 * [backup-simplify]: Simplify (+ 1 0) into 1
0.155 * [backup-simplify]: Simplify (sqrt 1) into 1
0.156 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.156 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.157 * [backup-simplify]: Simplify (+ 0 0) into 0
0.157 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.158 * [taylor]: Taking taylor expansion of (sqrt (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))) in x
0.158 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.158 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.158 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.158 * [taylor]: Taking taylor expansion of x in x
0.158 * [backup-simplify]: Simplify 0 into 0
0.158 * [backup-simplify]: Simplify 1 into 1
0.158 * [backup-simplify]: Simplify (* 1 1) into 1
0.159 * [backup-simplify]: Simplify (/ 1 1) into 1
0.159 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.159 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.159 * [taylor]: Taking taylor expansion of y in x
0.159 * [backup-simplify]: Simplify y into y
0.159 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.159 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.159 * [backup-simplify]: Simplify (+ 1 0) into 1
0.160 * [backup-simplify]: Simplify (sqrt 1) into 1
0.161 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.161 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.162 * [backup-simplify]: Simplify (+ 0 0) into 0
0.162 * [backup-simplify]: Simplify (/ 0 (* 2 (sqrt 1))) into 0
0.163 * [taylor]: Taking taylor expansion of 1 in y
0.163 * [backup-simplify]: Simplify 1 into 1
0.163 * [taylor]: Taking taylor expansion of 0 in y
0.163 * [backup-simplify]: Simplify 0 into 0
0.163 * [backup-simplify]: Simplify 1 into 1
0.164 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.165 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.165 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 2))) into (/ 1 (pow y 2))
0.166 * [backup-simplify]: Simplify (/ (- (/ 1 (pow y 2)) (pow 0 2) (+)) (* 2 1)) into (/ 1/2 (pow y 2))
0.166 * [taylor]: Taking taylor expansion of (/ 1/2 (pow y 2)) in y
0.166 * [taylor]: Taking taylor expansion of 1/2 in y
0.167 * [backup-simplify]: Simplify 1/2 into 1/2
0.167 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.167 * [taylor]: Taking taylor expansion of y in y
0.167 * [backup-simplify]: Simplify 0 into 0
0.167 * [backup-simplify]: Simplify 1 into 1
0.167 * [backup-simplify]: Simplify (* 1 1) into 1
0.167 * [backup-simplify]: Simplify (/ 1/2 1) into 1/2
0.168 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.169 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)))) into 0
0.169 * [backup-simplify]: Simplify 0 into 0
0.169 * [backup-simplify]: Simplify 0 into 0
0.169 * [backup-simplify]: Simplify 0 into 0
0.181 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.182 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.182 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.183 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0
0.183 * [backup-simplify]: Simplify (+ 0 0) into 0
0.184 * [backup-simplify]: Simplify (/ (- 0 (+ (* 2 (* 0 (/ 1/2 (pow y 2)))))) (* 2 1)) into 0
0.184 * [taylor]: Taking taylor expansion of 0 in y
0.184 * [backup-simplify]: Simplify 0 into 0
0.185 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.186 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1/2 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.186 * [backup-simplify]: Simplify 0 into 0
0.186 * [backup-simplify]: Simplify 0 into 0
0.186 * [backup-simplify]: Simplify 0 into 0
0.186 * [backup-simplify]: Simplify (* 1 (* 1 (/ 1 (/ 1 (- x))))) into (* -1 x)
0.186 * * * * [progress]: [ 2 / 2 ] generating series at (2 1)
0.187 * [backup-simplify]: Simplify (+ (* x x) (* y y)) into (+ (pow x 2) (pow y 2))
0.187 * [approximate]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in (x y) around 0
0.187 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in y
0.187 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.187 * [taylor]: Taking taylor expansion of x in y
0.187 * [backup-simplify]: Simplify x into x
0.187 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.187 * [taylor]: Taking taylor expansion of y in y
0.187 * [backup-simplify]: Simplify 0 into 0
0.187 * [backup-simplify]: Simplify 1 into 1
0.187 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.187 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [backup-simplify]: Simplify 0 into 0
0.187 * [backup-simplify]: Simplify 1 into 1
0.187 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.187 * [taylor]: Taking taylor expansion of y in x
0.187 * [backup-simplify]: Simplify y into y
0.187 * [taylor]: Taking taylor expansion of (+ (pow x 2) (pow y 2)) in x
0.187 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.187 * [taylor]: Taking taylor expansion of x in x
0.187 * [backup-simplify]: Simplify 0 into 0
0.187 * [backup-simplify]: Simplify 1 into 1
0.187 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.187 * [taylor]: Taking taylor expansion of y in x
0.187 * [backup-simplify]: Simplify y into y
0.187 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.188 * [backup-simplify]: Simplify (+ 0 (pow y 2)) into (pow y 2)
0.188 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.188 * [taylor]: Taking taylor expansion of y in y
0.188 * [backup-simplify]: Simplify 0 into 0
0.188 * [backup-simplify]: Simplify 1 into 1
0.188 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.188 * [backup-simplify]: Simplify (+ 0 0) into 0
0.188 * [taylor]: Taking taylor expansion of 0 in y
0.189 * [backup-simplify]: Simplify 0 into 0
0.189 * [backup-simplify]: Simplify 0 into 0
0.189 * [backup-simplify]: Simplify (* 1 1) into 1
0.189 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
0.190 * [backup-simplify]: Simplify (+ 1 0) into 1
0.190 * [taylor]: Taking taylor expansion of 1 in y
0.190 * [backup-simplify]: Simplify 1 into 1
0.190 * [backup-simplify]: Simplify 1 into 1
0.190 * [backup-simplify]: Simplify 0 into 0
0.190 * [backup-simplify]: Simplify (* 1 1) into 1
0.190 * [backup-simplify]: Simplify 1 into 1
0.191 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.192 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))) into 0
0.193 * [backup-simplify]: Simplify (+ 0 0) into 0
0.193 * [taylor]: Taking taylor expansion of 0 in y
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 0 into 0
0.194 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.194 * [backup-simplify]: Simplify 0 into 0
0.195 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.196 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.196 * [backup-simplify]: Simplify (+ 0 0) into 0
0.197 * [taylor]: Taking taylor expansion of 0 in y
0.197 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify (+ (* 1 (pow (* y 1) 2)) (* 1 (pow (* 1 x) 2))) into (+ (pow x 2) (pow y 2))
0.197 * [backup-simplify]: Simplify (+ (* (/ 1 x) (/ 1 x)) (* (/ 1 y) (/ 1 y))) into (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))
0.197 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.198 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.198 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.198 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.198 * [taylor]: Taking taylor expansion of x in y
0.198 * [backup-simplify]: Simplify x into x
0.198 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.198 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.198 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.198 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.198 * [taylor]: Taking taylor expansion of y in y
0.198 * [backup-simplify]: Simplify 0 into 0
0.198 * [backup-simplify]: Simplify 1 into 1
0.199 * [backup-simplify]: Simplify (* 1 1) into 1
0.199 * [backup-simplify]: Simplify (/ 1 1) into 1
0.199 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.199 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.199 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.199 * [taylor]: Taking taylor expansion of x in x
0.199 * [backup-simplify]: Simplify 0 into 0
0.199 * [backup-simplify]: Simplify 1 into 1
0.199 * [backup-simplify]: Simplify (* 1 1) into 1
0.200 * [backup-simplify]: Simplify (/ 1 1) into 1
0.200 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.200 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.200 * [taylor]: Taking taylor expansion of y in x
0.200 * [backup-simplify]: Simplify y into y
0.200 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.200 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.200 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.200 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.200 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.200 * [taylor]: Taking taylor expansion of x in x
0.200 * [backup-simplify]: Simplify 0 into 0
0.200 * [backup-simplify]: Simplify 1 into 1
0.201 * [backup-simplify]: Simplify (* 1 1) into 1
0.201 * [backup-simplify]: Simplify (/ 1 1) into 1
0.201 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.201 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.201 * [taylor]: Taking taylor expansion of y in x
0.201 * [backup-simplify]: Simplify y into y
0.202 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.202 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.202 * [backup-simplify]: Simplify (+ 1 0) into 1
0.202 * [taylor]: Taking taylor expansion of 1 in y
0.202 * [backup-simplify]: Simplify 1 into 1
0.203 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.204 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.204 * [backup-simplify]: Simplify (+ 0 0) into 0
0.204 * [taylor]: Taking taylor expansion of 0 in y
0.205 * [backup-simplify]: Simplify 0 into 0
0.205 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.206 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.207 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 2))) into (/ 1 (pow y 2))
0.207 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.207 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.207 * [taylor]: Taking taylor expansion of y in y
0.207 * [backup-simplify]: Simplify 0 into 0
0.207 * [backup-simplify]: Simplify 1 into 1
0.207 * [backup-simplify]: Simplify (* 1 1) into 1
0.208 * [backup-simplify]: Simplify (/ 1 1) into 1
0.208 * [backup-simplify]: Simplify 1 into 1
0.208 * [backup-simplify]: Simplify 1 into 1
0.209 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.210 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.210 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.210 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0
0.211 * [backup-simplify]: Simplify (+ 0 0) into 0
0.211 * [taylor]: Taking taylor expansion of 0 in y
0.211 * [backup-simplify]: Simplify 0 into 0
0.211 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.212 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.212 * [backup-simplify]: Simplify 0 into 0
0.212 * [backup-simplify]: Simplify 0 into 0
0.212 * [backup-simplify]: Simplify 0 into 0
0.214 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.215 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.215 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
0.216 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0
0.216 * [backup-simplify]: Simplify (+ 0 0) into 0
0.216 * [taylor]: Taking taylor expansion of 0 in y
0.216 * [backup-simplify]: Simplify 0 into 0
0.217 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.218 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.218 * [backup-simplify]: Simplify 0 into 0
0.218 * [backup-simplify]: Simplify 0 into 0
0.218 * [backup-simplify]: Simplify 0 into 0
0.219 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* 1 (pow (* (/ 1 (/ 1 y)) 1) 2))) into (+ (pow x 2) (pow y 2))
0.219 * [backup-simplify]: Simplify (+ (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- y)) (/ 1 (- y)))) into (+ (/ 1 (pow x 2)) (/ 1 (pow y 2)))
0.219 * [approximate]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in (x y) around 0
0.219 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in y
0.219 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.219 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.219 * [taylor]: Taking taylor expansion of x in y
0.219 * [backup-simplify]: Simplify x into x
0.219 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.219 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.220 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.220 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.220 * [taylor]: Taking taylor expansion of y in y
0.220 * [backup-simplify]: Simplify 0 into 0
0.220 * [backup-simplify]: Simplify 1 into 1
0.220 * [backup-simplify]: Simplify (* 1 1) into 1
0.221 * [backup-simplify]: Simplify (/ 1 1) into 1
0.221 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.221 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.221 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.221 * [taylor]: Taking taylor expansion of x in x
0.221 * [backup-simplify]: Simplify 0 into 0
0.221 * [backup-simplify]: Simplify 1 into 1
0.221 * [backup-simplify]: Simplify (* 1 1) into 1
0.222 * [backup-simplify]: Simplify (/ 1 1) into 1
0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.222 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.222 * [taylor]: Taking taylor expansion of y in x
0.222 * [backup-simplify]: Simplify y into y
0.222 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.222 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.222 * [taylor]: Taking taylor expansion of (+ (/ 1 (pow x 2)) (/ 1 (pow y 2))) in x
0.222 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.222 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.222 * [taylor]: Taking taylor expansion of x in x
0.222 * [backup-simplify]: Simplify 0 into 0
0.222 * [backup-simplify]: Simplify 1 into 1
0.223 * [backup-simplify]: Simplify (* 1 1) into 1
0.223 * [backup-simplify]: Simplify (/ 1 1) into 1
0.223 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in x
0.223 * [taylor]: Taking taylor expansion of (pow y 2) in x
0.223 * [taylor]: Taking taylor expansion of y in x
0.223 * [backup-simplify]: Simplify y into y
0.223 * [backup-simplify]: Simplify (* y y) into (pow y 2)
0.223 * [backup-simplify]: Simplify (/ 1 (pow y 2)) into (/ 1 (pow y 2))
0.224 * [backup-simplify]: Simplify (+ 1 0) into 1
0.224 * [taylor]: Taking taylor expansion of 1 in y
0.224 * [backup-simplify]: Simplify 1 into 1
0.224 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.225 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.226 * [backup-simplify]: Simplify (+ 0 0) into 0
0.226 * [taylor]: Taking taylor expansion of 0 in y
0.226 * [backup-simplify]: Simplify 0 into 0
0.227 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.227 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.228 * [backup-simplify]: Simplify (+ 0 (/ 1 (pow y 2))) into (/ 1 (pow y 2))
0.228 * [taylor]: Taking taylor expansion of (/ 1 (pow y 2)) in y
0.228 * [taylor]: Taking taylor expansion of (pow y 2) in y
0.228 * [taylor]: Taking taylor expansion of y in y
0.228 * [backup-simplify]: Simplify 0 into 0
0.228 * [backup-simplify]: Simplify 1 into 1
0.228 * [backup-simplify]: Simplify (* 1 1) into 1
0.229 * [backup-simplify]: Simplify (/ 1 1) into 1
0.229 * [backup-simplify]: Simplify 1 into 1
0.229 * [backup-simplify]: Simplify 1 into 1
0.230 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.231 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.231 * [backup-simplify]: Simplify (+ (* y 0) (* 0 y)) into 0
0.232 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))))) into 0
0.232 * [backup-simplify]: Simplify (+ 0 0) into 0
0.232 * [taylor]: Taking taylor expansion of 0 in y
0.232 * [backup-simplify]: Simplify 0 into 0
0.233 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.234 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.234 * [backup-simplify]: Simplify 0 into 0
0.234 * [backup-simplify]: Simplify 0 into 0
0.234 * [backup-simplify]: Simplify 0 into 0
0.235 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.236 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.237 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (* 0 y))) into 0
0.237 * [backup-simplify]: Simplify (- (+ (* (/ 1 (pow y 2)) (/ 0 (pow y 2))) (* 0 (/ 0 (pow y 2))))) into 0
0.238 * [backup-simplify]: Simplify (+ 0 0) into 0
0.238 * [taylor]: Taking taylor expansion of 0 in y
0.238 * [backup-simplify]: Simplify 0 into 0
0.239 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.240 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.240 * [backup-simplify]: Simplify 0 into 0
0.240 * [backup-simplify]: Simplify 0 into 0
0.240 * [backup-simplify]: Simplify 0 into 0
0.240 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* 1 (pow (* (/ 1 (/ 1 (- y))) 1) 2))) into (+ (pow x 2) (pow y 2))
0.241 * * * [progress]: simplifying candidates
0.242 * [simplify]: Simplifying:
  (log (sqrt (+ (* x x) (* y y))))
  (exp (sqrt (+ (* x x) (* y y))))
  (* (cbrt (sqrt (+ (* x x) (* y y)))) (cbrt (sqrt (+ (* x x) (* y y)))))
  (cbrt (sqrt (+ (* x x) (* y y))))
  (* (* (sqrt (+ (* x x) (* y y))) (sqrt (+ (* x x) (* y y)))) (sqrt (+ (* x x) (* y y))))
  (sqrt (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y)))))
  (sqrt (cbrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt 1)
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (pow (* x x) 3) (pow (* y y) 3)))
  (sqrt (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y)))))
  (sqrt (- (* (* x x) (* x x)) (* (* y y) (* y y))))
  (sqrt (- (* x x) (* y y)))
  (/ 1 2)
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (* (exp (* x x)) (exp (* y y)))
  (log (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))
  (cbrt (+ (* x x) (* y y)))
  (* (* (+ (* x x) (* y y)) (+ (* x x) (* y y))) (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (+ (pow (* x x) 3) (pow (* y y) 3))
  (+ (* (* x x) (* x x)) (- (* (* y y) (* y y)) (* (* x x) (* y y))))
  (- (* (* x x) (* x x)) (* (* y y) (* y y)))
  (- (* x x) (* y y))
  y
  x
  (* -1 x)
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
  (+ (pow x 2) (pow y 2))
0.243 * * [simplify]: Extracting # 0 : cost  0
0.243 * * [simplify]: Extracting # 1 : cost  0
0.243 * * [simplify]: Extracting # 2 : cost  0
0.243 * * [simplify]: Extracting # 3 : cost  0
0.243 * * [simplify]: Extracting # 4 : cost  0
0.243 * * [simplify]: Extracting # 5 : cost  0
0.243 * * [simplify]: iteration  0 :  48  enodes  (cost  379 )
0.264 * * [simplify]: Extracting # 0 : cost  0
0.264 * * [simplify]: Extracting # 1 : cost  0
0.265 * * [simplify]: Extracting # 2 : cost  0
0.265 * * [simplify]: Extracting # 3 : cost  0
0.265 * * [simplify]: Extracting # 4 : cost  0
0.266 * * [simplify]: iteration  1 :  143  enodes  (cost  347 )
0.392 * * [simplify]: Extracting # 0 : cost  0
0.394 * * [simplify]: Extracting # 1 : cost  0
0.397 * * [simplify]: Extracting # 2 : cost  0
0.399 * * [simplify]: Extracting # 3 : cost  0
0.401 * * [simplify]: Extracting # 4 : cost  0
0.403 * * [simplify]: iteration  2 :  758  enodes  (cost  295 )
0.929 * * [simplify]: Extracting # 0 : cost  0
0.940 * * [simplify]: Extracting # 1 : cost  0
0.954 * * [simplify]: Extracting # 2 : cost  0
0.967 * * [simplify]: Extracting # 3 : cost  0
0.987 * * [simplify]: Extracting # 4 : cost  0
1.000 * * [simplify]: iteration done:  5000  enodes  (cost  295 )
1.000 * [simplify]: Simplified to:
  (log (sqrt (+ (* x x) (* y y))))
  (exp (sqrt (+ (* x x) (* y y))))
  (* (cbrt (sqrt (+ (* x x) (* y y)))) (cbrt (sqrt (+ (* x x) (* y y)))))
  (cbrt (sqrt (+ (* x x) (* y y))))
  (pow (sqrt (+ (* x x) (* y y))) 3)
  (fabs (cbrt (+ (* x x) (* y y))))
  (sqrt (cbrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  1
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (pow y 6) (pow x 6)))
  (sqrt (+ (* (* y y) (- (* y y) (* x x))) (pow x 4)))
  (sqrt (- (pow x 4) (pow y 4)))
  (sqrt (- (* x x) (* y y)))
  1/2
  (sqrt (sqrt (+ (* x x) (* y y))))
  (sqrt (sqrt (+ (* x x) (* y y))))
  (exp (+ (* x x) (* y y)))
  (log (+ (* x x) (* y y)))
  (exp (+ (* x x) (* y y)))
  (* (cbrt (+ (* x x) (* y y))) (cbrt (+ (* x x) (* y y))))
  (cbrt (+ (* x x) (* y y)))
  (pow (+ (* x x) (* y y)) 3)
  (sqrt (+ (* x x) (* y y)))
  (sqrt (+ (* x x) (* y y)))
  (+ (pow y 6) (pow x 6))
  (+ (* (* y y) (- (* y y) (* x x))) (pow x 4))
  (- (pow x 4) (pow y 4))
  (- (* x x) (* y y))
  y
  x
  (- x)
  (+ (* x x) (* y y))
  (+ (* x x) (* y y))
  (+ (* x x) (* y y))
1.001 * * * [progress]: adding candidates to table
1.197 * * [progress]: iteration 2 / 4
1.197 * * * [progress]: picking best candidate
1.208 * * * * [pick]: Picked  #<alt (λ (x y) y)>
1.209 * * * [progress]: localizing error
1.210 * * * [progress]: generating rewritten candidates
1.210 * * * [progress]: generating series expansions
1.210 * * * [progress]: simplifying candidates
1.211 * [simplify]: Simplifying:
  
1.211 * * [simplify]: Extracting # 0 : cost  0
1.211 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
1.211 * * [simplify]: Extracting # 0 : cost  0
1.211 * * [simplify]: iteration done:  0  enodes  (cost  0 )
1.211 * [simplify]: Simplified to:
  
1.211 * * * [progress]: adding candidates to table
1.211 * * [progress]: iteration 3 / 4
1.211 * * * [progress]: picking best candidate
1.220 * * * * [pick]: Picked  #<alt (λ (x y) (- x))>
1.220 * * * [progress]: localizing error
1.225 * * * [progress]: generating rewritten candidates
1.225 * * * [progress]: generating series expansions
1.225 * * * [progress]: simplifying candidates
1.225 * [simplify]: Simplifying:
  
1.225 * * [simplify]: Extracting # 0 : cost  0
1.225 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
1.226 * * [simplify]: Extracting # 0 : cost  0
1.226 * * [simplify]: iteration done:  0  enodes  (cost  0 )
1.226 * [simplify]: Simplified to:
  
1.226 * * * [progress]: adding candidates to table
1.226 * * [progress]: iteration 4 / 4
1.226 * * * [progress]: picking best candidate
1.234 * * * * [pick]: Picked  #<alt (λ (x y) x)>
1.234 * * * [progress]: localizing error
1.236 * * * [progress]: generating rewritten candidates
1.236 * * * [progress]: generating series expansions
1.236 * * * [progress]: simplifying candidates
1.236 * [simplify]: Simplifying:
  
1.236 * * [simplify]: Extracting # 0 : cost  0
1.236 * * [simplify]: iteration  0 :  0  enodes  (cost  0 )
1.236 * * [simplify]: Extracting # 0 : cost  0
1.236 * * [simplify]: iteration done:  0  enodes  (cost  0 )
1.236 * [simplify]: Simplified to:
  
1.236 * * * [progress]: adding candidates to table
1.237 * [progress]: [Phase 3 of 3] Extracting.
1.237 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.237 * * * [regime-changes]: Trying 6 branch expressions: ((* y y) (* x x) (+ (* x x) (* y y)) (sqrt (+ (* x x) (* y y))) y x)
1.237 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.310 * * * * [regimes]: Trying to branch on (* y y) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))>)
1.382 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.450 * * * * [regimes]: Trying to branch on (* x x) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) y)>)
1.504 * * * * [regimes]: Trying to branch on (+ (* x x) (* y y)) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.574 * * * * [regimes]: Trying to branch on (sqrt (+ (* x x) (* y y))) from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.647 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.759 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.850 * * * [regime]: Found split indices: #<option (#s(si 2 34) #s(si 0 221) #s(si 1 255))>
1.850 * [binary-search]: Improving bounds with binary search for x and (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.937 * [regimes]: Found splitpoints: (#s(sp 2 x -6.439772273490177e+138) #s(sp 0 x 1.950637759522672e+126) #s(sp 1 x +nan.0)) , with alts (#<alt (λ (x y) (sqrt (+ (* x x) (* y y))))> #<alt (λ (x y) x)> #<alt (λ (x y) (- x))> #<alt (λ (x y) y)>)
1.938 * [simplify]: Simplifying:
  (if (<= x -6.439772273490177e+138) (- x) (if (<= x 1.950637759522672e+126) (sqrt (+ (* x x) (* y y))) x))
1.938 * * [simplify]: Extracting # 0 : cost  0
1.938 * * [simplify]: Extracting # 1 : cost  0
1.938 * * [simplify]: Extracting # 2 : cost  0
1.938 * * [simplify]: Extracting # 3 : cost  0
1.938 * * [simplify]: Extracting # 4 : cost  0
1.938 * * [simplify]: Extracting # 5 : cost  0
1.938 * * [simplify]: Extracting # 6 : cost  0
1.938 * * [simplify]: Extracting # 7 : cost  0
1.938 * * [simplify]: Extracting # 8 : cost  0
1.939 * * [simplify]: Extracting # 9 : cost  0
1.939 * * [simplify]: iteration  0 :  13  enodes  (cost  19 )
1.940 * * [simplify]: Extracting # 0 : cost  0
1.940 * * [simplify]: iteration  1 :  14  enodes  (cost  19 )
1.941 * * [simplify]: Extracting # 0 : cost  0
1.941 * * [simplify]: iteration done:  14  enodes  (cost  19 )
1.941 * [simplify]: Simplified to:
  (if (<= x -6.439772273490177e+138) (- x) (if (<= x 1.950637759522672e+126) (sqrt (+ (* x x) (* y y))) x))
3.960 * [regime-testing]: Baseline error score: 31.909321180567154
3.964 * [regime-testing]: Oracle error score: 7.770443224101171
3.972 * [regime-testing]: End program error score: 17.68854285307587
4.101 * [regime-testing]: Target error score: 17.858930289493067