39.565 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.025 * * * [progress]: [2/2] Setting up program.
0.027 * [progress]: [Phase 2 of 3] Improving.
0.028 * [simplify]: Simplifying:
  (* x (- 1.0 (* x 0.5)))
0.063 * * [progress]: iteration 1 / 4
0.063 * * * [progress]: picking best candidate
0.065 * * * * [pick]: Picked  #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>
0.065 * * * [progress]: localizing error
0.075 * * * [progress]: generating rewritten candidates
0.075 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.119 * * * [progress]: generating series expansions
0.119 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.119 * [backup-simplify]: Simplify (* x (- 1.0 (* x 0.5))) into (* x (- 1.0 (* 0.5 x)))
0.119 * [approximate]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in (x) around 0
0.119 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.119 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.119 * [taylor]: Taking taylor expansion of 1.0 in x
0.119 * [backup-simplify]: Simplify 1.0 into 1.0
0.119 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.119 * [taylor]: Taking taylor expansion of 0.5 in x
0.119 * [backup-simplify]: Simplify 0.5 into 0.5
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.119 * [taylor]: Taking taylor expansion of (* x (- 1.0 (* 0.5 x))) in x
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.119 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 x)) in x
0.119 * [taylor]: Taking taylor expansion of 1.0 in x
0.119 * [backup-simplify]: Simplify 1.0 into 1.0
0.119 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
0.119 * [taylor]: Taking taylor expansion of 0.5 in x
0.119 * [backup-simplify]: Simplify 0.5 into 0.5
0.119 * [taylor]: Taking taylor expansion of x in x
0.119 * [backup-simplify]: Simplify 0 into 0
0.119 * [backup-simplify]: Simplify 1 into 1
0.120 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.120 * [backup-simplify]: Simplify (- 0) into 0
0.120 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.121 * [backup-simplify]: Simplify (* 0 1.0) into 0
0.121 * [backup-simplify]: Simplify 0 into 0
0.123 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.123 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.124 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.126 * [backup-simplify]: Simplify (+ (* 0 (- 0.5)) (* 1 1.0)) into 1.0
0.126 * [backup-simplify]: Simplify 1.0 into 1.0
0.127 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.128 * [backup-simplify]: Simplify (- 0) into 0
0.128 * [backup-simplify]: Simplify (+ 0 0) into 0
0.132 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 (- 0.5)) (* 0 1.0))) into (- 0.5)
0.132 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.133 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
0.134 * [backup-simplify]: Simplify (- 0) into 0
0.134 * [backup-simplify]: Simplify (+ 0 0) into 0
0.136 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (- 0.5)) (* 0 1.0)))) into 0
0.136 * [backup-simplify]: Simplify 0 into 0
0.137 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
0.137 * [backup-simplify]: Simplify (- 0) into 0
0.138 * [backup-simplify]: Simplify (+ 0 0) into 0
0.139 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))) into 0
0.140 * [backup-simplify]: Simplify 0 into 0
0.141 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
0.141 * [backup-simplify]: Simplify (- 0) into 0
0.141 * [backup-simplify]: Simplify (+ 0 0) into 0
0.142 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))) into 0
0.142 * [backup-simplify]: Simplify 0 into 0
0.143 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
0.143 * [backup-simplify]: Simplify (- 0) into 0
0.144 * [backup-simplify]: Simplify (+ 0 0) into 0
0.145 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0))))))) into 0
0.145 * [backup-simplify]: Simplify 0 into 0
0.146 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
0.146 * [backup-simplify]: Simplify (- 0) into 0
0.146 * [backup-simplify]: Simplify (+ 0 0) into 0
0.147 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 0.5)) (* 0 1.0)))))))) into 0
0.148 * [backup-simplify]: Simplify 0 into 0
0.149 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
0.149 * [backup-simplify]: Simplify (- 0) into 0
0.149 * [backup-simplify]: Simplify (+ 0 0) into 0
0.150 * [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
0.150 * [backup-simplify]: Simplify 0 into 0
0.151 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.151 * [backup-simplify]: Simplify (* (/ 1 x) (- 1.0 (* (/ 1 x) 0.5))) into (/ (- 1.0 (* 0.5 (/ 1 x))) x)
0.151 * [approximate]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in (x) around 0
0.151 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.151 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.151 * [taylor]: Taking taylor expansion of 1.0 in x
0.151 * [backup-simplify]: Simplify 1.0 into 1.0
0.151 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.151 * [taylor]: Taking taylor expansion of 0.5 in x
0.151 * [backup-simplify]: Simplify 0.5 into 0.5
0.151 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.151 * [taylor]: Taking taylor expansion of x in x
0.151 * [backup-simplify]: Simplify 0 into 0
0.151 * [backup-simplify]: Simplify 1 into 1
0.151 * [backup-simplify]: Simplify (/ 1 1) into 1
0.151 * [taylor]: Taking taylor expansion of x in x
0.152 * [backup-simplify]: Simplify 0 into 0
0.152 * [backup-simplify]: Simplify 1 into 1
0.152 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.152 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.153 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.153 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.153 * [taylor]: Taking taylor expansion of (/ (- 1.0 (* 0.5 (/ 1 x))) x) in x
0.153 * [taylor]: Taking taylor expansion of (- 1.0 (* 0.5 (/ 1 x))) in x
0.153 * [taylor]: Taking taylor expansion of 1.0 in x
0.153 * [backup-simplify]: Simplify 1.0 into 1.0
0.153 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.153 * [taylor]: Taking taylor expansion of 0.5 in x
0.153 * [backup-simplify]: Simplify 0.5 into 0.5
0.153 * [taylor]: Taking taylor expansion of (/ 1 x) 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
0.154 * [backup-simplify]: Simplify (/ 1 1) into 1
0.154 * [taylor]: Taking taylor expansion of x in x
0.154 * [backup-simplify]: Simplify 0 into 0
0.154 * [backup-simplify]: Simplify 1 into 1
0.154 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.154 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.155 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
0.155 * [backup-simplify]: Simplify (/ (- 0.5) 1) into -0.5
0.155 * [backup-simplify]: Simplify -0.5 into -0.5
0.156 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.156 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.156 * [backup-simplify]: Simplify (- 0) into 0
0.157 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
0.158 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* -0.5 (/ 0 1)))) into 1.0
0.158 * [backup-simplify]: Simplify 1.0 into 1.0
0.158 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.159 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.159 * [backup-simplify]: Simplify (- 0) into 0
0.159 * [backup-simplify]: Simplify (+ 0 0) into 0
0.160 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.160 * [backup-simplify]: Simplify 0 into 0
0.160 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.162 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.162 * [backup-simplify]: Simplify (- 0) into 0
0.162 * [backup-simplify]: Simplify (+ 0 0) into 0
0.164 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.164 * [backup-simplify]: Simplify 0 into 0
0.165 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.166 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.166 * [backup-simplify]: Simplify (- 0) into 0
0.167 * [backup-simplify]: Simplify (+ 0 0) into 0
0.168 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.168 * [backup-simplify]: Simplify 0 into 0
0.169 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.170 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.171 * [backup-simplify]: Simplify (- 0) into 0
0.171 * [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)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.173 * [backup-simplify]: Simplify 0 into 0
0.174 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.175 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.176 * [backup-simplify]: Simplify (- 0) into 0
0.176 * [backup-simplify]: Simplify (+ 0 0) into 0
0.177 * [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
0.177 * [backup-simplify]: Simplify 0 into 0
0.178 * [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
0.180 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.181 * [backup-simplify]: Simplify (- 0) into 0
0.181 * [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)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.183 * [backup-simplify]: Simplify 0 into 0
0.183 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* -0.5 (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.183 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- 1.0 (* (/ 1 (- x)) 0.5))) into (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x))
0.183 * [approximate]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in (x) around 0
0.183 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.184 * [taylor]: Taking taylor expansion of -1 in x
0.184 * [backup-simplify]: Simplify -1 into -1
0.184 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.184 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.184 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.184 * [taylor]: Taking taylor expansion of 0.5 in x
0.184 * [backup-simplify]: Simplify 0.5 into 0.5
0.184 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.184 * [taylor]: Taking taylor expansion of x in x
0.184 * [backup-simplify]: Simplify 0 into 0
0.184 * [backup-simplify]: Simplify 1 into 1
0.184 * [backup-simplify]: Simplify (/ 1 1) into 1
0.184 * [taylor]: Taking taylor expansion of 1.0 in x
0.184 * [backup-simplify]: Simplify 1.0 into 1.0
0.184 * [taylor]: Taking taylor expansion of x in x
0.184 * [backup-simplify]: Simplify 0 into 0
0.184 * [backup-simplify]: Simplify 1 into 1
0.185 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.185 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.186 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.186 * [taylor]: Taking taylor expansion of (* -1 (/ (+ (* 0.5 (/ 1 x)) 1.0) x)) in x
0.186 * [taylor]: Taking taylor expansion of -1 in x
0.186 * [backup-simplify]: Simplify -1 into -1
0.186 * [taylor]: Taking taylor expansion of (/ (+ (* 0.5 (/ 1 x)) 1.0) x) in x
0.186 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 x)) 1.0) in x
0.186 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
0.186 * [taylor]: Taking taylor expansion of 0.5 in x
0.186 * [backup-simplify]: Simplify 0.5 into 0.5
0.186 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.186 * [taylor]: Taking taylor expansion of x in x
0.186 * [backup-simplify]: Simplify 0 into 0
0.186 * [backup-simplify]: Simplify 1 into 1
0.187 * [backup-simplify]: Simplify (/ 1 1) into 1
0.187 * [taylor]: Taking taylor expansion of 1.0 in x
0.187 * [backup-simplify]: Simplify 1.0 into 1.0
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 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.188 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
0.188 * [backup-simplify]: Simplify (/ 0.5 1) into 0.5
0.189 * [backup-simplify]: Simplify (* -1 0.5) into -0.5
0.189 * [backup-simplify]: Simplify -0.5 into -0.5
0.190 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.190 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.191 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
0.193 * [backup-simplify]: Simplify (- (/ 1.0 1) (+ (* 0.5 (/ 0 1)))) into 1.0
0.195 * [backup-simplify]: Simplify (+ (* -1 1.0) (* 0 0.5)) into (- 1.0)
0.195 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
0.196 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.197 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.197 * [backup-simplify]: Simplify (+ 0 0) into 0
0.198 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)))) into 0
0.200 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 1.0) (* 0 0.5))) into 0
0.200 * [backup-simplify]: Simplify 0 into 0
0.201 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.202 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.202 * [backup-simplify]: Simplify (+ 0 0) into 0
0.203 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.205 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))) into 0
0.205 * [backup-simplify]: Simplify 0 into 0
0.206 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.207 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.207 * [backup-simplify]: Simplify (+ 0 0) into 0
0.209 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.210 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))) into 0
0.210 * [backup-simplify]: Simplify 0 into 0
0.212 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.213 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
0.213 * [backup-simplify]: Simplify (+ 0 0) into 0
0.215 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 0.5 (/ 0 1)) (* 1.0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.216 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))) into 0
0.217 * [backup-simplify]: Simplify 0 into 0
0.218 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.219 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
0.219 * [backup-simplify]: Simplify (+ 0 0) into 0
0.221 * [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
0.223 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5))))))) into 0
0.223 * [backup-simplify]: Simplify 0 into 0
0.224 * [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
0.229 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
0.230 * [backup-simplify]: Simplify (+ 0 0) into 0
0.231 * [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
0.234 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1.0) (* 0 0.5)))))))) into 0
0.234 * [backup-simplify]: Simplify 0 into 0
0.235 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* -0.5 (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
0.235 * * * [progress]: simplifying candidates
0.236 * [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)))
1.213 * * * [progress]: adding candidates to table
1.261 * * [progress]: iteration 2 / 4
1.262 * * * [progress]: picking best candidate
1.263 * * * * [pick]: Picked  #<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))>
1.263 * * * [progress]: localizing error
1.270 * * * [progress]: generating rewritten candidates
1.270 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
1.285 * * * [progress]: generating series expansions
1.285 * * * * [progress]: [ 1 / 1 ] generating series at (2)
1.285 * [backup-simplify]: Simplify (+ (* x 1.0) (* x (- (* x 0.5)))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.285 * [approximate]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in (x) around 0
1.285 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in x
1.285 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.285 * [taylor]: Taking taylor expansion of 1.0 in x
1.285 * [backup-simplify]: Simplify 1.0 into 1.0
1.285 * [taylor]: Taking taylor expansion of x in x
1.285 * [backup-simplify]: Simplify 0 into 0
1.285 * [backup-simplify]: Simplify 1 into 1
1.285 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
1.285 * [taylor]: Taking taylor expansion of 0.5 in x
1.285 * [backup-simplify]: Simplify 0.5 into 0.5
1.285 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.285 * [taylor]: Taking taylor expansion of x in x
1.285 * [backup-simplify]: Simplify 0 into 0
1.285 * [backup-simplify]: Simplify 1 into 1
1.285 * [taylor]: Taking taylor expansion of (- (* 1.0 x) (* 0.5 (pow x 2))) in x
1.286 * [taylor]: Taking taylor expansion of (* 1.0 x) in x
1.286 * [taylor]: Taking taylor expansion of 1.0 in x
1.286 * [backup-simplify]: Simplify 1.0 into 1.0
1.286 * [taylor]: Taking taylor expansion of x in x
1.286 * [backup-simplify]: Simplify 0 into 0
1.286 * [backup-simplify]: Simplify 1 into 1
1.286 * [taylor]: Taking taylor expansion of (* 0.5 (pow x 2)) in x
1.286 * [taylor]: Taking taylor expansion of 0.5 in x
1.286 * [backup-simplify]: Simplify 0.5 into 0.5
1.286 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.286 * [taylor]: Taking taylor expansion of x in x
1.286 * [backup-simplify]: Simplify 0 into 0
1.286 * [backup-simplify]: Simplify 1 into 1
1.287 * [backup-simplify]: Simplify (* 1.0 0) into 0
1.287 * [backup-simplify]: Simplify (+ 0 0) into 0
1.287 * [backup-simplify]: Simplify 0 into 0
1.288 * [backup-simplify]: Simplify (+ (* 1.0 1) (* 0 0)) into 1.0
1.289 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
1.289 * [backup-simplify]: Simplify 1.0 into 1.0
1.289 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 1) (* 0 0))) into 0
1.290 * [backup-simplify]: Simplify (* 1 1) into 1
1.290 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.291 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.291 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
1.292 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.293 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
1.293 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.294 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.294 * [backup-simplify]: Simplify (- 0) into 0
1.294 * [backup-simplify]: Simplify (+ 0 0) into 0
1.294 * [backup-simplify]: Simplify 0 into 0
1.296 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))) into 0
1.296 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.297 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.298 * [backup-simplify]: Simplify (- 0) into 0
1.298 * [backup-simplify]: Simplify (+ 0 0) into 0
1.298 * [backup-simplify]: Simplify 0 into 0
1.299 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))) into 0
1.300 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.301 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.301 * [backup-simplify]: Simplify (- 0) into 0
1.302 * [backup-simplify]: Simplify (+ 0 0) into 0
1.302 * [backup-simplify]: Simplify 0 into 0
1.303 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))) into 0
1.304 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.305 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.305 * [backup-simplify]: Simplify (- 0) into 0
1.306 * [backup-simplify]: Simplify (+ 0 0) into 0
1.306 * [backup-simplify]: Simplify 0 into 0
1.307 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))))))) into 0
1.308 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.309 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.310 * [backup-simplify]: Simplify (- 0) into 0
1.310 * [backup-simplify]: Simplify (+ 0 0) into 0
1.310 * [backup-simplify]: Simplify 0 into 0
1.312 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 0))))))))) into 0
1.313 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.314 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.315 * [backup-simplify]: Simplify (- 0) into 0
1.315 * [backup-simplify]: Simplify (+ 0 0) into 0
1.315 * [backup-simplify]: Simplify 0 into 0
1.315 * [backup-simplify]: Simplify (+ (* (- 0.5) (pow x 2)) (* 1.0 x)) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.316 * [backup-simplify]: Simplify (+ (* (/ 1 x) 1.0) (* (/ 1 x) (- (* (/ 1 x) 0.5)))) into (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2))))
1.316 * [approximate]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in (x) around 0
1.316 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in x
1.316 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.316 * [taylor]: Taking taylor expansion of 1.0 in x
1.316 * [backup-simplify]: Simplify 1.0 into 1.0
1.316 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.316 * [taylor]: Taking taylor expansion of x in x
1.316 * [backup-simplify]: Simplify 0 into 0
1.316 * [backup-simplify]: Simplify 1 into 1
1.316 * [backup-simplify]: Simplify (/ 1 1) into 1
1.316 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.316 * [taylor]: Taking taylor expansion of 0.5 in x
1.316 * [backup-simplify]: Simplify 0.5 into 0.5
1.316 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.316 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.316 * [taylor]: Taking taylor expansion of x in x
1.317 * [backup-simplify]: Simplify 0 into 0
1.317 * [backup-simplify]: Simplify 1 into 1
1.317 * [backup-simplify]: Simplify (* 1 1) into 1
1.317 * [backup-simplify]: Simplify (/ 1 1) into 1
1.317 * [taylor]: Taking taylor expansion of (- (* 1.0 (/ 1 x)) (* 0.5 (/ 1 (pow x 2)))) in x
1.317 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.317 * [taylor]: Taking taylor expansion of 1.0 in x
1.317 * [backup-simplify]: Simplify 1.0 into 1.0
1.317 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.317 * [taylor]: Taking taylor expansion of x in x
1.317 * [backup-simplify]: Simplify 0 into 0
1.317 * [backup-simplify]: Simplify 1 into 1
1.318 * [backup-simplify]: Simplify (/ 1 1) into 1
1.318 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.318 * [taylor]: Taking taylor expansion of 0.5 in x
1.318 * [backup-simplify]: Simplify 0.5 into 0.5
1.318 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.318 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.318 * [taylor]: Taking taylor expansion of x in x
1.318 * [backup-simplify]: Simplify 0 into 0
1.318 * [backup-simplify]: Simplify 1 into 1
1.318 * [backup-simplify]: Simplify (* 1 1) into 1
1.319 * [backup-simplify]: Simplify (/ 1 1) into 1
1.319 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.320 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.320 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
1.321 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.321 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
1.322 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.322 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.323 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.323 * [backup-simplify]: Simplify (- 0) into 0
1.324 * [backup-simplify]: Simplify (+ 1.0 0) into 1.0
1.324 * [backup-simplify]: Simplify 1.0 into 1.0
1.324 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.325 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
1.326 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.326 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.327 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.328 * [backup-simplify]: Simplify (- 0) into 0
1.328 * [backup-simplify]: Simplify (+ 0 0) into 0
1.328 * [backup-simplify]: Simplify 0 into 0
1.329 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.330 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
1.330 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.331 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.332 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.333 * [backup-simplify]: Simplify (- 0) into 0
1.333 * [backup-simplify]: Simplify (+ 0 0) into 0
1.333 * [backup-simplify]: Simplify 0 into 0
1.334 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.335 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.336 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.336 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.338 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.338 * [backup-simplify]: Simplify (- 0) into 0
1.338 * [backup-simplify]: Simplify (+ 0 0) into 0
1.338 * [backup-simplify]: Simplify 0 into 0
1.339 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.340 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.340 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.341 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.342 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.342 * [backup-simplify]: Simplify (- 0) into 0
1.342 * [backup-simplify]: Simplify (+ 0 0) into 0
1.342 * [backup-simplify]: Simplify 0 into 0
1.343 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.343 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.344 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.345 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.346 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.346 * [backup-simplify]: Simplify (- 0) into 0
1.346 * [backup-simplify]: Simplify (+ 0 0) into 0
1.346 * [backup-simplify]: Simplify 0 into 0
1.347 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.347 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.348 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.349 * [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
1.350 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.350 * [backup-simplify]: Simplify (- 0) into 0
1.350 * [backup-simplify]: Simplify (+ 0 0) into 0
1.350 * [backup-simplify]: Simplify 0 into 0
1.351 * [backup-simplify]: Simplify (+ (* 1.0 (/ 1 (/ 1 x))) (* (- 0.5) (pow (/ 1 (/ 1 x)) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.351 * [backup-simplify]: Simplify (+ (* (/ 1 (- x)) 1.0) (* (/ 1 (- x)) (- (* (/ 1 (- x)) 0.5)))) into (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))))
1.351 * [approximate]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in (x) around 0
1.351 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in x
1.351 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))) in x
1.351 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.351 * [taylor]: Taking taylor expansion of 0.5 in x
1.351 * [backup-simplify]: Simplify 0.5 into 0.5
1.351 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.351 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.351 * [taylor]: Taking taylor expansion of x in x
1.351 * [backup-simplify]: Simplify 0 into 0
1.351 * [backup-simplify]: Simplify 1 into 1
1.352 * [backup-simplify]: Simplify (* 1 1) into 1
1.352 * [backup-simplify]: Simplify (/ 1 1) into 1
1.352 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.352 * [taylor]: Taking taylor expansion of 1.0 in x
1.352 * [backup-simplify]: Simplify 1.0 into 1.0
1.352 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.352 * [taylor]: Taking taylor expansion of x in x
1.352 * [backup-simplify]: Simplify 0 into 0
1.352 * [backup-simplify]: Simplify 1 into 1
1.352 * [backup-simplify]: Simplify (/ 1 1) into 1
1.352 * [taylor]: Taking taylor expansion of (- (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x)))) in x
1.352 * [taylor]: Taking taylor expansion of (+ (* 0.5 (/ 1 (pow x 2))) (* 1.0 (/ 1 x))) in x
1.352 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 (pow x 2))) in x
1.352 * [taylor]: Taking taylor expansion of 0.5 in x
1.352 * [backup-simplify]: Simplify 0.5 into 0.5
1.352 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
1.352 * [taylor]: Taking taylor expansion of (pow x 2) in x
1.352 * [taylor]: Taking taylor expansion of x in x
1.352 * [backup-simplify]: Simplify 0 into 0
1.352 * [backup-simplify]: Simplify 1 into 1
1.353 * [backup-simplify]: Simplify (* 1 1) into 1
1.353 * [backup-simplify]: Simplify (/ 1 1) into 1
1.353 * [taylor]: Taking taylor expansion of (* 1.0 (/ 1 x)) in x
1.353 * [taylor]: Taking taylor expansion of 1.0 in x
1.353 * [backup-simplify]: Simplify 1.0 into 1.0
1.353 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.353 * [taylor]: Taking taylor expansion of x in x
1.353 * [backup-simplify]: Simplify 0 into 0
1.353 * [backup-simplify]: Simplify 1 into 1
1.353 * [backup-simplify]: Simplify (/ 1 1) into 1
1.354 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
1.354 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
1.355 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.355 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
1.356 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
1.356 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.357 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
1.357 * [backup-simplify]: Simplify (* 1.0 1) into 1.0
1.358 * [backup-simplify]: Simplify (+ 0 1.0) into 1.0
1.358 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
1.358 * [backup-simplify]: Simplify (- 1.0) into (- 1.0)
1.359 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
1.360 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.361 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
1.361 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.362 * [backup-simplify]: Simplify (+ (* 1.0 0) (* 0 1)) into 0
1.362 * [backup-simplify]: Simplify (+ 0 0) into 0
1.363 * [backup-simplify]: Simplify (- 0) into 0
1.363 * [backup-simplify]: Simplify 0 into 0
1.364 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.364 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.365 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.366 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.367 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (* 0 1))) into 0
1.367 * [backup-simplify]: Simplify (+ 0 0) into 0
1.368 * [backup-simplify]: Simplify (- 0) into 0
1.368 * [backup-simplify]: Simplify 0 into 0
1.369 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.370 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.371 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.371 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.372 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
1.372 * [backup-simplify]: Simplify (+ 0 0) into 0
1.373 * [backup-simplify]: Simplify (- 0) into 0
1.373 * [backup-simplify]: Simplify 0 into 0
1.373 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.374 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.375 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.375 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.376 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
1.376 * [backup-simplify]: Simplify (+ 0 0) into 0
1.376 * [backup-simplify]: Simplify (- 0) into 0
1.376 * [backup-simplify]: Simplify 0 into 0
1.377 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.378 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.379 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.379 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.380 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))) into 0
1.380 * [backup-simplify]: Simplify (+ 0 0) into 0
1.380 * [backup-simplify]: Simplify (- 0) into 0
1.380 * [backup-simplify]: Simplify 0 into 0
1.381 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.382 * [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
1.385 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))))))) into 0
1.386 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.387 * [backup-simplify]: Simplify (+ (* 1.0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))))) into 0
1.387 * [backup-simplify]: Simplify (+ 0 0) into 0
1.387 * [backup-simplify]: Simplify (- 0) into 0
1.387 * [backup-simplify]: Simplify 0 into 0
1.388 * [backup-simplify]: Simplify (+ (* (- 1.0) (/ 1 (/ 1 (- x)))) (* (- 0.5) (pow (/ 1 (/ 1 (- x))) 2))) into (- (* 1.0 x) (* 0.5 (pow x 2)))
1.388 * * * [progress]: simplifying candidates
1.389 * [simplify]: Simplifying:
  (* (exp (* x 1.0)) (exp (* x (- (* x 0.5)))))
  (log (+ (* x 1.0) (* x (- (* x 0.5)))))
  (exp (+ (* x 1.0) (* x (- (* x 0.5)))))
  (* (cbrt (+ (* x 1.0) (* x (- (* x 0.5))))) (cbrt (+ (* x 1.0) (* x (- (* x 0.5))))))
  (cbrt (+ (* x 1.0) (* x (- (* x 0.5)))))
  (* (* (+ (* x 1.0) (* x (- (* x 0.5)))) (+ (* x 1.0) (* x (- (* x 0.5))))) (+ (* x 1.0) (* x (- (* x 0.5)))))
  (sqrt (+ (* x 1.0) (* x (- (* x 0.5)))))
  (sqrt (+ (* x 1.0) (* x (- (* x 0.5)))))
  (+ (pow (* x 1.0) 3) (pow (* x (- (* x 0.5))) 3))
  (+ (* (* x 1.0) (* x 1.0)) (- (* (* x (- (* x 0.5))) (* x (- (* x 0.5)))) (* (* x 1.0) (* x (- (* x 0.5))))))
  (- (* (* x 1.0) (* x 1.0)) (* (* x (- (* x 0.5))) (* x (- (* x 0.5)))))
  (- (* x 1.0) (* x (- (* x 0.5))))
  (+ 1.0 (- (* 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)))
2.746 * * * [progress]: adding candidates to table
2.782 * [progress]: [Phase 3 of 3] Extracting.
2.782 * * [regime]: Finding splitpoints for: (#<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>)
2.782 * * * [regime-changes]: Trying 2 branch expressions: ((* x (- 1.0 (* x 0.5))) x)
2.782 * * * * [regimes]: Trying to branch on (* x (- 1.0 (* x 0.5))) from (#<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>)
2.793 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x) (+ (* x 1.0) (* x (- (* x 0.5)))))> #<alt (λ (x) (* x (- 1.0 (* x 0.5))))>)
2.805 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
2.805 * [simplify]: Simplifying:
  (+ (* x 1.0) (* x (- (* x 0.5))))
3.569 * [regime-testing]: Baseline error score: 0.01185320429943956
3.571 * [regime-testing]: Oracle error score: 0.00025003125390673836
3.575 * [regime-testing]: End program error score: 0.010376297037129641