20.321 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.021 * * * [progress]: [2/2] Setting up program.
0.023 * [progress]: [Phase 2 of 3] Improving.
0.023 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
0.023 * * [simplify]: Extracting # 0 : cost  0
0.023 * * [simplify]: Extracting # 1 : cost  0
0.023 * * [simplify]: Extracting # 2 : cost  0
0.023 * * [simplify]: Extracting # 3 : cost  0
0.023 * * [simplify]: Extracting # 4 : cost  0
0.023 * * [simplify]: Extracting # 5 : cost  0
0.023 * * [simplify]: iteration  0 :  6  enodes  (cost  7 )
0.024 * * [simplify]: Extracting # 0 : cost  0
0.024 * * [simplify]: Extracting # 1 : cost  0
0.024 * * [simplify]: Extracting # 2 : cost  0
0.024 * * [simplify]: iteration  1 :  10  enodes  (cost  7 )
0.026 * * [simplify]: Extracting # 0 : cost  0
0.026 * * [simplify]: Extracting # 1 : cost  0
0.026 * * [simplify]: Extracting # 2 : cost  0
0.026 * * [simplify]: iteration  2 :  23  enodes  (cost  7 )
0.032 * * [simplify]: Extracting # 0 : cost  0
0.032 * * [simplify]: Extracting # 1 : cost  0
0.032 * * [simplify]: Extracting # 2 : cost  0
0.033 * * [simplify]: iteration  3 :  38  enodes  (cost  7 )
0.045 * * [simplify]: Extracting # 0 : cost  0
0.045 * * [simplify]: iteration  4 :  44  enodes  (cost  7 )
0.055 * * [simplify]: Extracting # 0 : cost  0
0.055 * * [simplify]: iteration done:  44  enodes  (cost  7 )
0.055 * [simplify]: Simplified to:
  (* x (- 1.0 (* x 0.5)))
0.056 * * [progress]: iteration 1 / 4
0.056 * * * [progress]: picking best candidate
0.057 * * * * [pick]: Picked  #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>
0.057 * * * [progress]: localizing error
0.061 * * * [progress]: generating rewritten candidates
0.061 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.088 * * * [progress]: generating series expansions
0.088 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.088 * [backup-simplify]: Simplify (* x (- 1.0 (* x 0.5))) into (* x (- 1.0 (* 0.5 x)))
0.088 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.088 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.088 * [taylor]: Taking taylor expansion of 1.0 in x
0.088 * [backup-simplify]: Simplify 1.0 into 1.0
0.088 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.088 * [taylor]: Taking taylor expansion of 0.5 in x
0.088 * [backup-simplify]: Simplify 0.5 into 0.5
0.088 * [taylor]: Taking taylor expansion of x in x
0.088 * [backup-simplify]: Simplify 0 into 0
0.088 * [backup-simplify]: Simplify 1 into 1
0.088 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.089 * [taylor]: Taking taylor expansion of 1.0 in x
0.089 * [backup-simplify]: Simplify 1.0 into 1.0
0.089 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.089 * [taylor]: Taking taylor expansion of 0.5 in x
0.089 * [backup-simplify]: Simplify 0.5 into 0.5
0.089 * [taylor]: Taking taylor expansion of x in x
0.089 * [backup-simplify]: Simplify 0 into 0
0.089 * [backup-simplify]: Simplify 1 into 1
0.089 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.090 * [backup-simplify]: Simplify (- 0) into 0
0.090 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.091 * [backup-simplify]: Simplify (* 0 1.0) into 0
0.091 * [backup-simplify]: Simplify 0 into 0
0.092 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.093 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.093 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.095 * [backup-simplify]: Simplify (+ (* 0 (- 0.5)) (* 1 1.0)) into 1.0
0.095 * [backup-simplify]: Simplify 1.0 into 1.0
0.096 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.096 * [backup-simplify]: Simplify (- 0) into 0
0.104 * [backup-simplify]: Simplify (+ 0 0) into 0
0.108 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 (- 0.5)) (* 0 1.0))) into (- 0.5)
0.109 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.110 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.110 * [backup-simplify]: Simplify (- 0) into 0
0.110 * [backup-simplify]: Simplify (+ 0 0) into 0
0.112 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (- 0.5)) (* 0 1.0)))) into 0
0.112 * [backup-simplify]: Simplify 0 into 0
0.113 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.113 * [backup-simplify]: Simplify (- 0) into 0
0.114 * [backup-simplify]: Simplify (+ 0 0) into 0
0.115 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))) into 0
0.115 * [backup-simplify]: Simplify 0 into 0
0.117 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.117 * [backup-simplify]: Simplify (- 0) into 0
0.118 * [backup-simplify]: Simplify (+ 0 0) into 0
0.119 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))) into 0
0.119 * [backup-simplify]: Simplify 0 into 0
0.120 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
0.120 * [backup-simplify]: Simplify (- 0) into 0
0.120 * [backup-simplify]: Simplify (+ 0 0) into 0
0.122 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))) into 0
0.122 * [backup-simplify]: Simplify 0 into 0
0.123 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
0.123 * [backup-simplify]: Simplify (- 0) into 0
0.123 * [backup-simplify]: Simplify (+ 0 0) into 0
0.124 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))))) into 0
0.124 * [backup-simplify]: Simplify 0 into 0
0.126 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
0.126 * [backup-simplify]: Simplify (- 0) into 0
0.126 * [backup-simplify]: Simplify (+ 0 0) into 0
0.128 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))))) into 0
0.128 * [backup-simplify]: Simplify 0 into 0
0.128 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.128 * [backup-simplify]: Simplify (* (/ 1 x) (- 1.0 (* (/ 1 x) 0.5))) into (/ (- 1.0 (* 0.5 (/ 1 x))) x)
0.128 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.128 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.128 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.128 * [taylor]: Taking taylor expansion of 1.0 in x
0.128 * [backup-simplify]: Simplify 1.0 into 1.0
0.129 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.129 * [taylor]: Taking taylor expansion of 0.5 in x
0.129 * [backup-simplify]: Simplify 0.5 into 0.5
0.129 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify 1 into 1
0.129 * [backup-simplify]: Simplify (/ 1 1) into 1
0.129 * [taylor]: Taking taylor expansion of x in x
0.129 * [backup-simplify]: Simplify 0 into 0
0.129 * [backup-simplify]: Simplify 1 into 1
0.129 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.129 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.130 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.131 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.131 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.131 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.131 * [taylor]: Taking taylor expansion of 1.0 in x
0.131 * [backup-simplify]: Simplify 1.0 into 1.0
0.131 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.131 * [taylor]: Taking taylor expansion of 0.5 in x
0.131 * [backup-simplify]: Simplify 0.5 into 0.5
0.131 * [taylor]: Taking taylor expansion of (/ 1 x) 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 * [backup-simplify]: Simplify (/ 1 1) into 1
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 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.132 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.132 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.133 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.133 * [backup-simplify]: Simplify -0.5 into -0.5
0.133 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.134 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.134 * [backup-simplify]: Simplify (- 0) into 0
0.134 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.135 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* -0.5 (/ 0 1)))) into 1.0
0.136 * [backup-simplify]: Simplify 1.0 into 1.0
0.136 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.137 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.137 * [backup-simplify]: Simplify (- 0) into 0
0.137 * [backup-simplify]: Simplify (+ 0 0) into 0
0.138 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.138 * [backup-simplify]: Simplify 0 into 0
0.138 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.139 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.139 * [backup-simplify]: Simplify (- 0) into 0
0.139 * [backup-simplify]: Simplify (+ 0 0) into 0
0.140 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.140 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.142 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.142 * [backup-simplify]: Simplify (- 0) into 0
0.142 * [backup-simplify]: Simplify (+ 0 0) into 0
0.143 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.143 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.144 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.145 * [backup-simplify]: Simplify (- 0) into 0
0.145 * [backup-simplify]: Simplify (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.146 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.148 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.148 * [backup-simplify]: Simplify (- 0) into 0
0.148 * [backup-simplify]: Simplify (+ 0 0) into 0
0.149 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.150 * [backup-simplify]: Simplify 0 into 0
0.150 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.152 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.152 * [backup-simplify]: Simplify (- 0) into 0
0.153 * [backup-simplify]: Simplify (+ 0 0) into 0
0.154 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.154 * [backup-simplify]: Simplify 0 into 0
0.155 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* -0.5 (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.155 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- 1.0 (* (/ 1 (- x)) 0.5))) into (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x))
0.155 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.155 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.155 * [taylor]: Taking taylor expansion of -1 in x
0.155 * [backup-simplify]: Simplify -1 into -1
0.155 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.155 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.155 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.155 * [taylor]: Taking taylor expansion of 0.5 in x
0.155 * [backup-simplify]: Simplify 0.5 into 0.5
0.155 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.155 * [taylor]: Taking taylor expansion of x in x
0.155 * [backup-simplify]: Simplify 0 into 0
0.155 * [backup-simplify]: Simplify 1 into 1
0.156 * [backup-simplify]: Simplify (/ 1 1) into 1
0.156 * [taylor]: Taking taylor expansion of 1.0 in x
0.156 * [backup-simplify]: Simplify 1.0 into 1.0
0.156 * [taylor]: Taking taylor expansion of x in x
0.156 * [backup-simplify]: Simplify 0 into 0
0.156 * [backup-simplify]: Simplify 1 into 1
0.156 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.157 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.157 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.157 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.157 * [taylor]: Taking taylor expansion of -1 in x
0.157 * [backup-simplify]: Simplify -1 into -1
0.157 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.157 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.157 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.157 * [taylor]: Taking taylor expansion of 0.5 in x
0.157 * [backup-simplify]: Simplify 0.5 into 0.5
0.157 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.157 * [taylor]: Taking taylor expansion of x in x
0.157 * [backup-simplify]: Simplify 0 into 0
0.157 * [backup-simplify]: Simplify 1 into 1
0.158 * [backup-simplify]: Simplify (/ 1 1) into 1
0.158 * [taylor]: Taking taylor expansion of 1.0 in x
0.158 * [backup-simplify]: Simplify 1.0 into 1.0
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 (* 0.5 1) into 0.5
0.159 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.159 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.160 * [backup-simplify]: Simplify (* -1 0.5) into -0.5
0.160 * [backup-simplify]: Simplify -0.5 into -0.5
0.160 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.161 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.161 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.163 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 0.5 (/ 0 1)))) into 1.0
0.165 * [backup-simplify]: Simplify (+ (* -1 1.0) (* 0 0.5)) into (- 1.0)
0.165 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.166 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.167 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.168 * [backup-simplify]: Simplify (+ 0 0) into 0
0.169 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.170 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 1.0) (* 0 0.5))) into 0
0.170 * [backup-simplify]: Simplify 0 into 0
0.170 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.171 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.172 * [backup-simplify]: Simplify (+ 0 0) into 0
0.173 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.174 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))) into 0
0.174 * [backup-simplify]: Simplify 0 into 0
0.175 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.176 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.177 * [backup-simplify]: Simplify (+ 0 0) into 0
0.178 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.179 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))) into 0
0.179 * [backup-simplify]: Simplify 0 into 0
0.180 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.181 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.182 * [backup-simplify]: Simplify (+ 0 0) into 0
0.183 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.184 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))) into 0
0.184 * [backup-simplify]: Simplify 0 into 0
0.185 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.187 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.187 * [backup-simplify]: Simplify (+ 0 0) into 0
0.188 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.190 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))))) into 0
0.190 * [backup-simplify]: Simplify 0 into 0
0.191 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.193 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.193 * [backup-simplify]: Simplify (+ 0 0) into 0
0.194 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.196 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))))) into 0
0.196 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* -0.5 (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.197 * * * [progress]: simplifying candidates
0.198 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
  (+ (log x) (log (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (exp (* x (- 1.0 (* x 0.5))))
  (* (* (* x x) x) (* (* (- 1.0 (* x 0.5)) (- 1.0 (* x 0.5))) (- 1.0 (* x 0.5))))
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (* (* (* x (- 1.0 (* x 0.5))) (* x (- 1.0 (* x 0.5)))) (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x 1.0)
  (* x (- (* x 0.5)))
  (* x 1.0)
  (* x (- (* x 0.5)))
  (* 1.0 x)
  (* (- (* x 0.5)) x)
  (* 1.0 x)
  (* (- (* x 0.5)) x)
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  (* x 1)
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (* x (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
  (- (* 1.0 x) (* 0.5 (pow x 2)))
0.199 * * [simplify]: Extracting # 0 : cost  0
0.199 * * [simplify]: Extracting # 1 : cost  0
0.199 * * [simplify]: Extracting # 2 : cost  0
0.199 * * [simplify]: Extracting # 3 : cost  0
0.199 * * [simplify]: Extracting # 4 : cost  0
0.199 * * [simplify]: Extracting # 5 : cost  0
0.199 * * [simplify]: Extracting # 6 : cost  0
0.199 * * [simplify]: iteration  0 :  51  enodes  (cost  273 )
0.222 * * [simplify]: Extracting # 0 : cost  0
0.223 * * [simplify]: Extracting # 1 : cost  0
0.223 * * [simplify]: Extracting # 2 : cost  0
0.223 * * [simplify]: Extracting # 3 : cost  0
0.223 * * [simplify]: Extracting # 4 : cost  0
0.223 * * [simplify]: iteration  1 :  122  enodes  (cost  270 )
0.273 * * [simplify]: Extracting # 0 : cost  0
0.273 * * [simplify]: Extracting # 1 : cost  0
0.273 * * [simplify]: Extracting # 2 : cost  0
0.274 * * [simplify]: Extracting # 3 : cost  0
0.274 * * [simplify]: iteration  2 :  332  enodes  (cost  236 )
0.524 * * [simplify]: Extracting # 0 : cost  0
0.526 * * [simplify]: Extracting # 1 : cost  0
0.528 * * [simplify]: Extracting # 2 : cost  0
0.530 * * [simplify]: Extracting # 3 : cost  0
0.532 * * [simplify]: Extracting # 4 : cost  0
0.535 * * [simplify]: iteration  3 :  1181  enodes  (cost  236 )
2.347 * * [simplify]: Extracting # 0 : cost  0
2.359 * * [simplify]: Extracting # 1 : cost  0
2.367 * * [simplify]: Extracting # 2 : cost  0
2.373 * * [simplify]: Extracting # 3 : cost  0
2.380 * * [simplify]: Extracting # 4 : cost  0
2.384 * * [simplify]: iteration done:  5000  enodes  (cost  236 )
2.384 * [simplify]: Simplified to:
  (* x (- 1.0 (* x 0.5)))
  (log (* x (- 1.0 (* x 0.5))))
  (log (* x (- 1.0 (* x 0.5))))
  (exp (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (* (cbrt (* x (- 1.0 (* x 0.5)))) (cbrt (* x (- 1.0 (* x 0.5)))))
  (cbrt (* x (- 1.0 (* x 0.5))))
  (pow (* x (- 1.0 (* x 0.5))) 3)
  (sqrt (* x (- 1.0 (* x 0.5))))
  (sqrt (* x (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* (sqrt x) (sqrt (- 1.0 (* x 0.5))))
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x 1.0)
  (- (* 0.5 (pow x 2)))
  (* x (* (cbrt (- 1.0 (* x 0.5))) (cbrt (- 1.0 (* x 0.5)))))
  (* x (sqrt (- 1.0 (* x 0.5))))
  x
  (* (cbrt x) (- 1.0 (* x 0.5)))
  (* (sqrt x) (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- (pow 1.0 3) (pow (* x 0.5) 3)))
  (* x (- (* 1.0 1.0) (* (* x 0.5) (* x 0.5))))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
  (* x (- 1.0 (* x 0.5)))
2.385 * * * [progress]: adding candidates to table
2.422 * * [progress]: iteration 2 / 4
2.422 * * * [progress]: picking best candidate
2.424 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x 1.0) (- (* 0.5 (pow x 2)))))>
2.424 * * * [progress]: localizing error
2.445 * * * [progress]: generating rewritten candidates
2.445 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2 1)
2.466 * * * [progress]: generating series expansions
2.466 * * * * [progress]: [ 1 / 1 ] generating series at (2 2 1)
2.466 * [backup-simplify]: Simplify (* 0.5 (pow x 2)) into (* 0.5 (pow x 2))
2.466 * [approximate]: Taking taylor expansion of (* 0.5 (pow x 2)) in (x) around 0
2.466 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
2.466 * [taylor]: Taking taylor expansion of 0.5 in x
2.466 * [backup-simplify]: Simplify 0.5 into 0.5
2.466 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.466 * [taylor]: Taking taylor expansion of x in x
2.466 * [backup-simplify]: Simplify 0 into 0
2.467 * [backup-simplify]: Simplify 1 into 1
2.467 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
2.467 * [taylor]: Taking taylor expansion of 0.5 in x
2.467 * [backup-simplify]: Simplify 0.5 into 0.5
2.467 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.467 * [taylor]: Taking taylor expansion of x in x
2.467 * [backup-simplify]: Simplify 0 into 0
2.467 * [backup-simplify]: Simplify 1 into 1
2.467 * [backup-simplify]: Simplify (* 1 1) into 1
2.467 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
2.467 * [backup-simplify]: Simplify 0.5 into 0.5
2.468 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.468 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
2.468 * [backup-simplify]: Simplify 0 into 0
2.469 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.469 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
2.470 * [backup-simplify]: Simplify 0 into 0
2.470 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.471 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.471 * [backup-simplify]: Simplify 0 into 0
2.472 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.472 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.472 * [backup-simplify]: Simplify 0 into 0
2.473 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.474 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.474 * [backup-simplify]: Simplify 0 into 0
2.475 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.476 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.476 * [backup-simplify]: Simplify 0 into 0
2.476 * [backup-simplify]: Simplify (* 0.5 (pow x 2)) into (* 0.5 (pow x 2))
2.476 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 x) 2)) into (/ 0.5 (pow x 2))
2.476 * [approximate]: Taking taylor expansion of (/ 0.5 (pow x 2)) in (x) around 0
2.476 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.476 * [taylor]: Taking taylor expansion of 0.5 in x
2.476 * [backup-simplify]: Simplify 0.5 into 0.5
2.476 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.476 * [taylor]: Taking taylor expansion of x in x
2.476 * [backup-simplify]: Simplify 0 into 0
2.476 * [backup-simplify]: Simplify 1 into 1
2.477 * [backup-simplify]: Simplify (* 1 1) into 1
2.477 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.477 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.477 * [taylor]: Taking taylor expansion of 0.5 in x
2.477 * [backup-simplify]: Simplify 0.5 into 0.5
2.477 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.477 * [taylor]: Taking taylor expansion of x in x
2.477 * [backup-simplify]: Simplify 0 into 0
2.477 * [backup-simplify]: Simplify 1 into 1
2.477 * [backup-simplify]: Simplify (* 1 1) into 1
2.477 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.478 * [backup-simplify]: Simplify 0.5 into 0.5
2.478 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.478 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
2.479 * [backup-simplify]: Simplify 0 into 0
2.479 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.480 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.480 * [backup-simplify]: Simplify 0 into 0
2.480 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.481 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.481 * [backup-simplify]: Simplify 0 into 0
2.482 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.482 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.482 * [backup-simplify]: Simplify 0 into 0
2.483 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.484 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.484 * [backup-simplify]: Simplify 0 into 0
2.485 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.485 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.485 * [backup-simplify]: Simplify 0 into 0
2.485 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 (/ 1 x)) 2)) into (* 0.5 (pow x 2))
2.486 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 (- x)) 2)) into (/ 0.5 (pow x 2))
2.486 * [approximate]: Taking taylor expansion of (/ 0.5 (pow x 2)) in (x) around 0
2.486 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.486 * [taylor]: Taking taylor expansion of 0.5 in x
2.486 * [backup-simplify]: Simplify 0.5 into 0.5
2.486 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.486 * [taylor]: Taking taylor expansion of x in x
2.486 * [backup-simplify]: Simplify 0 into 0
2.486 * [backup-simplify]: Simplify 1 into 1
2.486 * [backup-simplify]: Simplify (* 1 1) into 1
2.486 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.486 * [taylor]: Taking taylor expansion of (/ 0.5 (pow x 2)) in x
2.486 * [taylor]: Taking taylor expansion of 0.5 in x
2.486 * [backup-simplify]: Simplify 0.5 into 0.5
2.486 * [taylor]: Taking taylor expansion of (pow x 2) in x
2.486 * [taylor]: Taking taylor expansion of x in x
2.486 * [backup-simplify]: Simplify 0 into 0
2.486 * [backup-simplify]: Simplify 1 into 1
2.487 * [backup-simplify]: Simplify (* 1 1) into 1
2.487 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
2.487 * [backup-simplify]: Simplify 0.5 into 0.5
2.487 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
2.488 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)))) into 0
2.488 * [backup-simplify]: Simplify 0 into 0
2.489 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
2.489 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.489 * [backup-simplify]: Simplify 0 into 0
2.490 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
2.490 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.490 * [backup-simplify]: Simplify 0 into 0
2.491 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
2.492 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.492 * [backup-simplify]: Simplify 0 into 0
2.492 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
2.493 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.493 * [backup-simplify]: Simplify 0 into 0
2.494 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
2.495 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
2.495 * [backup-simplify]: Simplify 0 into 0
2.495 * [backup-simplify]: Simplify (* 0.5 (pow (/ 1 (/ 1 (- x))) 2)) into (* 0.5 (pow x 2))
2.495 * * * [progress]: simplifying candidates
2.496 * [simplify]: Simplifying:
  (+ (log 0.5) (* (log x) 2))
  (+ (log 0.5) (* (log x) 2))
  (+ (log 0.5) (log (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (exp (* 0.5 (pow x 2)))
  (* (* (* 0.5 0.5) 0.5) (* (* (pow x 2) (pow x 2)) (pow x 2)))
  (* (cbrt (* 0.5 (pow x 2))) (cbrt (* 0.5 (pow x 2))))
  (cbrt (* 0.5 (pow x 2)))
  (* (* (* 0.5 (pow x 2)) (* 0.5 (pow x 2))) (* 0.5 (pow x 2)))
  (sqrt (* 0.5 (pow x 2)))
  (sqrt (* 0.5 (pow x 2)))
  (* (sqrt 0.5) (pow (sqrt x) 2))
  (* (sqrt 0.5) (pow (sqrt x) 2))
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) (sqrt (pow x 2)))
  (* (sqrt 0.5) (sqrt (pow x 2)))
  (* (sqrt 0.5) (pow x (/ 2 2)))
  (* (sqrt 0.5) (pow x (/ 2 2)))
  (* 0.5 (pow (* (cbrt x) (cbrt x)) 2))
  (* 0.5 (pow (sqrt x) 2))
  (* 0.5 (pow 1 2))
  (* 0.5 x)
  (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 0.5 (sqrt (pow x 2)))
  (* 0.5 1)
  (* 0.5 (pow x (/ 2 2)))
  (* (cbrt 0.5) (pow x 2))
  (* (sqrt 0.5) (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
2.497 * * [simplify]: Extracting # 0 : cost  0
2.497 * * [simplify]: Extracting # 1 : cost  0
2.497 * * [simplify]: Extracting # 2 : cost  0
2.497 * * [simplify]: Extracting # 3 : cost  0
2.498 * * [simplify]: Extracting # 4 : cost  0
2.498 * * [simplify]: Extracting # 5 : cost  0
2.498 * * [simplify]: iteration  0 :  51  enodes  (cost  232 )
2.519 * * [simplify]: Extracting # 0 : cost  0
2.519 * * [simplify]: Extracting # 1 : cost  0
2.519 * * [simplify]: Extracting # 2 : cost  0
2.519 * * [simplify]: Extracting # 3 : cost  0
2.519 * * [simplify]: Extracting # 4 : cost  0
2.519 * * [simplify]: iteration  1 :  107  enodes  (cost  209 )
2.553 * * [simplify]: Extracting # 0 : cost  0
2.553 * * [simplify]: Extracting # 1 : cost  0
2.554 * * [simplify]: Extracting # 2 : cost  0
2.554 * * [simplify]: Extracting # 3 : cost  0
2.554 * * [simplify]: Extracting # 4 : cost  0
2.555 * * [simplify]: iteration  2 :  233  enodes  (cost  176 )
2.665 * * [simplify]: Extracting # 0 : cost  0
2.666 * * [simplify]: Extracting # 1 : cost  0
2.667 * * [simplify]: Extracting # 2 : cost  0
2.667 * * [simplify]: Extracting # 3 : cost  0
2.668 * * [simplify]: Extracting # 4 : cost  0
2.668 * * [simplify]: iteration  3 :  678  enodes  (cost  176 )
3.998 * * [simplify]: Extracting # 0 : cost  0
4.003 * * [simplify]: Extracting # 1 : cost  0
4.011 * * [simplify]: Extracting # 2 : cost  0
4.015 * * [simplify]: Extracting # 3 : cost  0
4.021 * * [simplify]: Extracting # 4 : cost  0
4.027 * * [simplify]: iteration  4 :  3313  enodes  (cost  173 )
6.561 * * [simplify]: Extracting # 0 : cost  0
6.572 * * [simplify]: Extracting # 1 : cost  0
6.583 * * [simplify]: Extracting # 2 : cost  0
6.593 * * [simplify]: Extracting # 3 : cost  0
6.604 * * [simplify]: iteration done:  5001  enodes  (cost  173 )
6.604 * [simplify]: Simplified to:
  (log (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (log (* 0.5 (pow x 2)))
  (exp (* 0.5 (pow x 2)))
  (pow (* 0.5 (pow x 2)) 3)
  (* (cbrt (* 0.5 (pow x 2))) (cbrt (* 0.5 (pow x 2))))
  (cbrt (* 0.5 (pow x 2)))
  (pow (* 0.5 (pow x 2)) 3)
  (sqrt (* 0.5 (pow x 2)))
  (sqrt (* 0.5 (pow x 2)))
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) x)
  (* (fabs x) (sqrt 0.5))
  (* (fabs x) (sqrt 0.5))
  (* (sqrt 0.5) x)
  (* (sqrt 0.5) x)
  (* (cbrt x) (* 0.5 x))
  (* 0.5 x)
  0.5
  (* 0.5 x)
  (* 0.5 (* (cbrt (pow x 2)) (cbrt (pow x 2))))
  (* 0.5 (fabs x))
  0.5
  (* 0.5 x)
  (* (cbrt 0.5) (pow x 2))
  (* (sqrt 0.5) (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
  (* 0.5 (pow x 2))
6.605 * * * [progress]: adding candidates to table
6.670 * [progress]: [Phase 3 of 3] Extracting.
6.674 * [simplify]: Simplifying:
  (+ (* x 1.0) (- (* 0.5 (pow x 2))))
6.674 * * [simplify]: Extracting # 0 : cost  0
6.674 * * [simplify]: Extracting # 1 : cost  0
6.674 * * [simplify]: Extracting # 2 : cost  0
6.674 * * [simplify]: Extracting # 3 : cost  0
6.674 * * [simplify]: Extracting # 4 : cost  0
6.674 * * [simplify]: Extracting # 5 : cost  0
6.674 * * [simplify]: iteration  0 :  9  enodes  (cost  10 )
6.676 * * [simplify]: Extracting # 0 : cost  0
6.676 * * [simplify]: Extracting # 1 : cost  0
6.676 * * [simplify]: Extracting # 2 : cost  0
6.676 * * [simplify]: iteration  1 :  16  enodes  (cost  10 )
6.678 * * [simplify]: Extracting # 0 : cost  0
6.678 * * [simplify]: iteration  2 :  18  enodes  (cost  10 )
6.680 * * [simplify]: Extracting # 0 : cost  0
6.681 * * [simplify]: iteration done:  18  enodes  (cost  10 )
6.681 * [simplify]: Simplified to:
  (+ (* x 1.0) (- (* 0.5 (pow x 2))))
7.901 * [regime-testing]: Baseline error score: 0.00900112514064258
7.906 * [regime-testing]: Oracle error score: 0.00900112514064258
7.906 * [regime-testing]: End program error score: 0.00900112514064258