45.371 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.037 * * * [progress]: [2/2] Setting up program.
0.040 * [progress]: [Phase 2 of 3] Improving.
0.041 * [simplify]: Simplifying:
  (* 2.0 (- (* x x) (* x y)))
0.157 * * [progress]: iteration 1 / 4
0.157 * * * [progress]: picking best candidate
0.161 * * * * [pick]: Picked  #<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))>
0.161 * * * [progress]: localizing error
0.174 * * * [progress]: generating rewritten candidates
0.174 * * * * [progress]: [ 1 / 1 ] rewriting at (2 2)
0.192 * * * [progress]: generating series expansions
0.192 * * * * [progress]: [ 1 / 1 ] generating series at (2 2)
0.192 * [backup-simplify]: Simplify (- (* x x) (* x y)) into (- (pow x 2) (* x y))
0.192 * [approximate]: Taking taylor expansion of (- (pow x 2) (* x y)) in (x y) around 0
0.192 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in y
0.192 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.192 * [taylor]: Taking taylor expansion of x in y
0.192 * [backup-simplify]: Simplify x into x
0.192 * [taylor]: Taking taylor expansion of (* x y) in y
0.192 * [taylor]: Taking taylor expansion of x in y
0.193 * [backup-simplify]: Simplify x into x
0.193 * [taylor]: Taking taylor expansion of y in y
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 1 into 1
0.193 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.193 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 1 into 1
0.193 * [taylor]: Taking taylor expansion of (* x y) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 1 into 1
0.193 * [taylor]: Taking taylor expansion of y in x
0.193 * [backup-simplify]: Simplify y into y
0.193 * [taylor]: Taking taylor expansion of (- (pow x 2) (* x y)) in x
0.193 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 1 into 1
0.193 * [taylor]: Taking taylor expansion of (* x y) in x
0.193 * [taylor]: Taking taylor expansion of x in x
0.193 * [backup-simplify]: Simplify 0 into 0
0.193 * [backup-simplify]: Simplify 1 into 1
0.193 * [taylor]: Taking taylor expansion of y in x
0.193 * [backup-simplify]: Simplify y into y
0.193 * [backup-simplify]: Simplify (* 0 y) into 0
0.194 * [backup-simplify]: Simplify (- 0) into 0
0.194 * [backup-simplify]: Simplify (+ 0 0) into 0
0.194 * [taylor]: Taking taylor expansion of 0 in y
0.194 * [backup-simplify]: Simplify 0 into 0
0.195 * [backup-simplify]: Simplify 0 into 0
0.195 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.195 * [backup-simplify]: Simplify (- y) into (- y)
0.195 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.195 * [taylor]: Taking taylor expansion of (- y) in y
0.195 * [taylor]: Taking taylor expansion of y in y
0.195 * [backup-simplify]: Simplify 0 into 0
0.195 * [backup-simplify]: Simplify 1 into 1
0.196 * [backup-simplify]: Simplify (- 0) into 0
0.196 * [backup-simplify]: Simplify 0 into 0
0.196 * [backup-simplify]: Simplify 0 into 0
0.196 * [backup-simplify]: Simplify (* 1 1) into 1
0.197 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.197 * [backup-simplify]: Simplify (- 0) into 0
0.198 * [backup-simplify]: Simplify (+ 1 0) into 1
0.198 * [taylor]: Taking taylor expansion of 1 in y
0.198 * [backup-simplify]: Simplify 1 into 1
0.198 * [backup-simplify]: Simplify 1 into 1
0.198 * [backup-simplify]: Simplify (- 1) into -1
0.198 * [backup-simplify]: Simplify -1 into -1
0.199 * [backup-simplify]: Simplify 0 into 0
0.199 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.200 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.201 * [backup-simplify]: Simplify (- 0) into 0
0.201 * [backup-simplify]: Simplify (+ 0 0) into 0
0.201 * [taylor]: Taking taylor expansion of 0 in y
0.201 * [backup-simplify]: Simplify 0 into 0
0.201 * [backup-simplify]: Simplify 0 into 0
0.201 * [backup-simplify]: Simplify 0 into 0
0.202 * [backup-simplify]: Simplify (- 0) into 0
0.202 * [backup-simplify]: Simplify 0 into 0
0.202 * [backup-simplify]: Simplify 0 into 0
0.203 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.204 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.205 * [backup-simplify]: Simplify (- 0) into 0
0.205 * [backup-simplify]: Simplify (+ 0 0) into 0
0.205 * [taylor]: Taking taylor expansion of 0 in y
0.205 * [backup-simplify]: Simplify 0 into 0
0.205 * [backup-simplify]: Simplify 0 into 0
0.206 * [backup-simplify]: Simplify (+ (* -1 (* y x)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (* x y))
0.206 * [backup-simplify]: Simplify (- (* (/ 1 x) (/ 1 x)) (* (/ 1 x) (/ 1 y))) into (- (/ 1 (pow x 2)) (/ 1 (* x y)))
0.206 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.206 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.206 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.206 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.206 * [taylor]: Taking taylor expansion of x in y
0.206 * [backup-simplify]: Simplify x into x
0.206 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.206 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.206 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.206 * [taylor]: Taking taylor expansion of (* x y) in y
0.207 * [taylor]: Taking taylor expansion of x in y
0.207 * [backup-simplify]: Simplify x into x
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 (* x 0) into 0
0.207 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.207 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.207 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.207 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.207 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.207 * [taylor]: Taking taylor expansion of x in x
0.207 * [backup-simplify]: Simplify 0 into 0
0.207 * [backup-simplify]: Simplify 1 into 1
0.208 * [backup-simplify]: Simplify (* 1 1) into 1
0.208 * [backup-simplify]: Simplify (/ 1 1) into 1
0.208 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.208 * [taylor]: Taking taylor expansion of (* x y) in x
0.208 * [taylor]: Taking taylor expansion of x in x
0.208 * [backup-simplify]: Simplify 0 into 0
0.208 * [backup-simplify]: Simplify 1 into 1
0.208 * [taylor]: Taking taylor expansion of y in x
0.208 * [backup-simplify]: Simplify y into y
0.208 * [backup-simplify]: Simplify (* 0 y) into 0
0.209 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.209 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.209 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.209 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.209 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.209 * [taylor]: Taking taylor expansion of x in x
0.209 * [backup-simplify]: Simplify 0 into 0
0.209 * [backup-simplify]: Simplify 1 into 1
0.209 * [backup-simplify]: Simplify (* 1 1) into 1
0.210 * [backup-simplify]: Simplify (/ 1 1) into 1
0.210 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.210 * [taylor]: Taking taylor expansion of (* x y) in x
0.210 * [taylor]: Taking taylor expansion of x in x
0.210 * [backup-simplify]: Simplify 0 into 0
0.210 * [backup-simplify]: Simplify 1 into 1
0.210 * [taylor]: Taking taylor expansion of y in x
0.210 * [backup-simplify]: Simplify y into y
0.210 * [backup-simplify]: Simplify (* 0 y) into 0
0.210 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.211 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.211 * [backup-simplify]: Simplify (+ 1 0) into 1
0.211 * [taylor]: Taking taylor expansion of 1 in y
0.211 * [backup-simplify]: Simplify 1 into 1
0.212 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.213 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.213 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.213 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.213 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.213 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.213 * [taylor]: Taking taylor expansion of y in y
0.213 * [backup-simplify]: Simplify 0 into 0
0.213 * [backup-simplify]: Simplify 1 into 1
0.214 * [backup-simplify]: Simplify (/ 1 1) into 1
0.214 * [backup-simplify]: Simplify (- 1) into -1
0.214 * [backup-simplify]: Simplify -1 into -1
0.214 * [backup-simplify]: Simplify 1 into 1
0.215 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.216 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.217 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.217 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.217 * [backup-simplify]: Simplify (- 0) into 0
0.218 * [backup-simplify]: Simplify (+ 0 0) into 0
0.218 * [taylor]: Taking taylor expansion of 0 in y
0.218 * [backup-simplify]: Simplify 0 into 0
0.218 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.219 * [backup-simplify]: Simplify (- 0) into 0
0.219 * [backup-simplify]: Simplify 0 into 0
0.219 * [backup-simplify]: Simplify 0 into 0
0.220 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.221 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.222 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.222 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.223 * [backup-simplify]: Simplify (- 0) into 0
0.223 * [backup-simplify]: Simplify (+ 0 0) into 0
0.223 * [taylor]: Taking taylor expansion of 0 in y
0.223 * [backup-simplify]: Simplify 0 into 0
0.223 * [backup-simplify]: Simplify 0 into 0
0.224 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.224 * [backup-simplify]: Simplify (- 0) into 0
0.225 * [backup-simplify]: Simplify 0 into 0
0.225 * [backup-simplify]: Simplify 0 into 0
0.226 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.227 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.228 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.229 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.229 * [backup-simplify]: Simplify (- 0) into 0
0.229 * [backup-simplify]: Simplify (+ 0 0) into 0
0.229 * [taylor]: Taking taylor expansion of 0 in y
0.229 * [backup-simplify]: Simplify 0 into 0
0.229 * [backup-simplify]: Simplify 0 into 0
0.230 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (pow x 2) (* x y))
0.230 * [backup-simplify]: Simplify (- (* (/ 1 (- x)) (/ 1 (- x))) (* (/ 1 (- x)) (/ 1 (- y)))) into (- (/ 1 (pow x 2)) (/ 1 (* x y)))
0.230 * [approximate]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in (x y) around 0
0.230 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in y
0.230 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in y
0.230 * [taylor]: Taking taylor expansion of (pow x 2) in y
0.230 * [taylor]: Taking taylor expansion of x in y
0.230 * [backup-simplify]: Simplify x into x
0.231 * [backup-simplify]: Simplify (* x x) into (pow x 2)
0.231 * [backup-simplify]: Simplify (/ 1 (pow x 2)) into (/ 1 (pow x 2))
0.231 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in y
0.231 * [taylor]: Taking taylor expansion of (* x y) in y
0.231 * [taylor]: Taking taylor expansion of x in y
0.231 * [backup-simplify]: Simplify x into x
0.231 * [taylor]: Taking taylor expansion of y in y
0.231 * [backup-simplify]: Simplify 0 into 0
0.231 * [backup-simplify]: Simplify 1 into 1
0.231 * [backup-simplify]: Simplify (* x 0) into 0
0.231 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.231 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.232 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.232 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.232 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.232 * [taylor]: Taking taylor expansion of x in x
0.232 * [backup-simplify]: Simplify 0 into 0
0.232 * [backup-simplify]: Simplify 1 into 1
0.232 * [backup-simplify]: Simplify (* 1 1) into 1
0.232 * [backup-simplify]: Simplify (/ 1 1) into 1
0.232 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.232 * [taylor]: Taking taylor expansion of (* x y) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.233 * [backup-simplify]: Simplify 0 into 0
0.233 * [backup-simplify]: Simplify 1 into 1
0.233 * [taylor]: Taking taylor expansion of y in x
0.233 * [backup-simplify]: Simplify y into y
0.233 * [backup-simplify]: Simplify (* 0 y) into 0
0.233 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.233 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.233 * [taylor]: Taking taylor expansion of (- (/ 1 (pow x 2)) (/ 1 (* x y))) in x
0.233 * [taylor]: Taking taylor expansion of (/ 1 (pow x 2)) in x
0.233 * [taylor]: Taking taylor expansion of (pow x 2) in x
0.233 * [taylor]: Taking taylor expansion of x in x
0.233 * [backup-simplify]: Simplify 0 into 0
0.233 * [backup-simplify]: Simplify 1 into 1
0.234 * [backup-simplify]: Simplify (* 1 1) into 1
0.234 * [backup-simplify]: Simplify (/ 1 1) into 1
0.234 * [taylor]: Taking taylor expansion of (/ 1 (* x y)) in x
0.234 * [taylor]: Taking taylor expansion of (* x y) in x
0.234 * [taylor]: Taking taylor expansion of x in x
0.234 * [backup-simplify]: Simplify 0 into 0
0.234 * [backup-simplify]: Simplify 1 into 1
0.234 * [taylor]: Taking taylor expansion of y in x
0.234 * [backup-simplify]: Simplify y into y
0.234 * [backup-simplify]: Simplify (* 0 y) into 0
0.235 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.235 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.235 * [backup-simplify]: Simplify (+ 1 0) into 1
0.235 * [taylor]: Taking taylor expansion of 1 in y
0.235 * [backup-simplify]: Simplify 1 into 1
0.236 * [backup-simplify]: Simplify (+ (* 1 0) (* 0 1)) into 0
0.237 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.237 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.237 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.237 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.237 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.237 * [taylor]: Taking taylor expansion of y in y
0.237 * [backup-simplify]: Simplify 0 into 0
0.237 * [backup-simplify]: Simplify 1 into 1
0.237 * [backup-simplify]: Simplify (/ 1 1) into 1
0.238 * [backup-simplify]: Simplify (- 1) into -1
0.238 * [backup-simplify]: Simplify -1 into -1
0.238 * [backup-simplify]: Simplify 1 into 1
0.238 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (* 0 1))) into 0
0.239 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.239 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.239 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.239 * [backup-simplify]: Simplify (- 0) into 0
0.240 * [backup-simplify]: Simplify (+ 0 0) into 0
0.240 * [taylor]: Taking taylor expansion of 0 in y
0.240 * [backup-simplify]: Simplify 0 into 0
0.240 * [backup-simplify]: Simplify (- (+ (* 1 (/ 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
0.241 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
0.242 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.242 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.242 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.243 * [backup-simplify]: Simplify (- 0) into 0
0.243 * [backup-simplify]: Simplify (+ 0 0) into 0
0.243 * [taylor]: Taking taylor expansion of 0 in y
0.243 * [backup-simplify]: Simplify 0 into 0
0.243 * [backup-simplify]: Simplify 0 into 0
0.243 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.244 * [backup-simplify]: Simplify (- 0) into 0
0.244 * [backup-simplify]: Simplify 0 into 0
0.244 * [backup-simplify]: Simplify 0 into 0
0.252 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
0.253 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.255 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.255 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.255 * [backup-simplify]: Simplify (- 0) into 0
0.255 * [backup-simplify]: Simplify (+ 0 0) into 0
0.255 * [taylor]: Taking taylor expansion of 0 in y
0.255 * [backup-simplify]: Simplify 0 into 0
0.255 * [backup-simplify]: Simplify 0 into 0
0.256 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (pow x 2) (* x y))
0.256 * * * [progress]: simplifying candidates
0.256 * [simplify]: Simplifying:
  (/ (exp (* x x)) (exp (* x y)))
  (log (- (* x x) (* x y)))
  (exp (- (* x x) (* x y)))
  (* (cbrt (- (* x x) (* x y))) (cbrt (- (* x x) (* x y))))
  (cbrt (- (* x x) (* x y)))
  (* (* (- (* x x) (* x y)) (- (* x x) (* x y))) (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (sqrt (- (* x x) (* x y)))
  (- (pow (* x x) 3) (pow (* x y) 3))
  (+ (* (* x x) (* x x)) (+ (* (* x y) (* x y)) (* (* x x) (* x y))))
  (- (* x y))
  (- (* (* x x) (* x x)) (* (* x y) (* x y)))
  (+ (* x x) (* x y))
  (- x y)
  (- (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
0.906 * * * [progress]: adding candidates to table
0.936 * * [progress]: iteration 2 / 4
0.936 * * * [progress]: picking best candidate
0.937 * * * * [pick]: Picked  #<alt (λ (x y) (* (* x (- x y)) 2.0))>
0.937 * * * [progress]: localizing error
0.943 * * * [progress]: generating rewritten candidates
0.943 * * * * [progress]: [ 1 / 1 ] rewriting at (2 1)
0.981 * * * [progress]: generating series expansions
0.981 * * * * [progress]: [ 1 / 1 ] generating series at (2 1)
0.981 * [backup-simplify]: Simplify (* x (- x y)) into (* x (- x y))
0.981 * [approximate]: Taking taylor expansion of (* x (- x y)) in (x y) around 0
0.981 * [taylor]: Taking taylor expansion of (* x (- x y)) in y
0.981 * [taylor]: Taking taylor expansion of x in y
0.981 * [backup-simplify]: Simplify x into x
0.981 * [taylor]: Taking taylor expansion of (- x y) in y
0.981 * [taylor]: Taking taylor expansion of x in y
0.981 * [backup-simplify]: Simplify x into x
0.981 * [taylor]: Taking taylor expansion of y in y
0.981 * [backup-simplify]: Simplify 0 into 0
0.981 * [backup-simplify]: Simplify 1 into 1
0.981 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [backup-simplify]: Simplify 0 into 0
0.981 * [backup-simplify]: Simplify 1 into 1
0.981 * [taylor]: Taking taylor expansion of (- x y) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [backup-simplify]: Simplify 0 into 0
0.981 * [backup-simplify]: Simplify 1 into 1
0.981 * [taylor]: Taking taylor expansion of y in x
0.981 * [backup-simplify]: Simplify y into y
0.981 * [taylor]: Taking taylor expansion of (* x (- x y)) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [backup-simplify]: Simplify 0 into 0
0.981 * [backup-simplify]: Simplify 1 into 1
0.981 * [taylor]: Taking taylor expansion of (- x y) in x
0.981 * [taylor]: Taking taylor expansion of x in x
0.981 * [backup-simplify]: Simplify 0 into 0
0.981 * [backup-simplify]: Simplify 1 into 1
0.981 * [taylor]: Taking taylor expansion of y in x
0.981 * [backup-simplify]: Simplify y into y
0.981 * [backup-simplify]: Simplify (- y) into (- y)
0.981 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.981 * [backup-simplify]: Simplify (* 0 (- y)) into 0
0.981 * [taylor]: Taking taylor expansion of 0 in y
0.982 * [backup-simplify]: Simplify 0 into 0
0.982 * [backup-simplify]: Simplify 0 into 0
0.982 * [backup-simplify]: Simplify (- 0) into 0
0.982 * [backup-simplify]: Simplify (+ 1 0) into 1
0.983 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 (- y))) into (- y)
0.983 * [taylor]: Taking taylor expansion of (- y) in y
0.983 * [taylor]: Taking taylor expansion of y in y
0.983 * [backup-simplify]: Simplify 0 into 0
0.983 * [backup-simplify]: Simplify 1 into 1
0.983 * [backup-simplify]: Simplify (- 0) into 0
0.983 * [backup-simplify]: Simplify 0 into 0
0.983 * [backup-simplify]: Simplify 0 into 0
0.983 * [backup-simplify]: Simplify (- 0) into 0
0.983 * [backup-simplify]: Simplify (+ 0 0) into 0
0.984 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 (- y)))) into 1
0.984 * [taylor]: Taking taylor expansion of 1 in y
0.984 * [backup-simplify]: Simplify 1 into 1
0.984 * [backup-simplify]: Simplify 1 into 1
0.984 * [backup-simplify]: Simplify (- 1) into -1
0.984 * [backup-simplify]: Simplify -1 into -1
0.984 * [backup-simplify]: Simplify 0 into 0
0.985 * [backup-simplify]: Simplify (- 0) into 0
0.985 * [backup-simplify]: Simplify (+ 0 0) into 0
0.985 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 (- y))))) into 0
0.986 * [taylor]: Taking taylor expansion of 0 in y
0.986 * [backup-simplify]: Simplify 0 into 0
0.986 * [backup-simplify]: Simplify 0 into 0
0.986 * [backup-simplify]: Simplify 0 into 0
0.986 * [backup-simplify]: Simplify (- 0) into 0
0.986 * [backup-simplify]: Simplify 0 into 0
0.986 * [backup-simplify]: Simplify 0 into 0
0.986 * [backup-simplify]: Simplify (- 0) into 0
0.986 * [backup-simplify]: Simplify (+ 0 0) into 0
0.987 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 (- y)))))) into 0
0.987 * [taylor]: Taking taylor expansion of 0 in y
0.987 * [backup-simplify]: Simplify 0 into 0
0.987 * [backup-simplify]: Simplify 0 into 0
0.988 * [backup-simplify]: Simplify (+ (* -1 (* y x)) (* 1 (pow (* 1 x) 2))) into (- (pow x 2) (* x y))
0.988 * [backup-simplify]: Simplify (* (/ 1 x) (- (/ 1 x) (/ 1 y))) into (/ (- (/ 1 x) (/ 1 y)) x)
0.988 * [approximate]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in (x y) around 0
0.988 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in y
0.988 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.988 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.988 * [taylor]: Taking taylor expansion of x in y
0.988 * [backup-simplify]: Simplify x into x
0.988 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.988 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.988 * [taylor]: Taking taylor expansion of y in y
0.988 * [backup-simplify]: Simplify 0 into 0
0.988 * [backup-simplify]: Simplify 1 into 1
0.988 * [backup-simplify]: Simplify (/ 1 1) into 1
0.988 * [taylor]: Taking taylor expansion of x in y
0.988 * [backup-simplify]: Simplify x into x
0.988 * [backup-simplify]: Simplify (- 1) into -1
0.989 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.989 * [backup-simplify]: Simplify (/ -1 x) into (/ -1 x)
0.989 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.989 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.989 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.989 * [taylor]: Taking taylor expansion of x in x
0.989 * [backup-simplify]: Simplify 0 into 0
0.989 * [backup-simplify]: Simplify 1 into 1
0.989 * [backup-simplify]: Simplify (/ 1 1) into 1
0.989 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.989 * [taylor]: Taking taylor expansion of y in x
0.989 * [backup-simplify]: Simplify y into y
0.989 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.989 * [taylor]: Taking taylor expansion of x in x
0.989 * [backup-simplify]: Simplify 0 into 0
0.989 * [backup-simplify]: Simplify 1 into 1
0.990 * [backup-simplify]: Simplify (+ 1 0) into 1
0.990 * [backup-simplify]: Simplify (/ 1 1) into 1
0.990 * [taylor]: Taking taylor expansion of (/ (- (/ 1 x) (/ 1 y)) x) in x
0.990 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.990 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.990 * [taylor]: Taking taylor expansion of x in x
0.990 * [backup-simplify]: Simplify 0 into 0
0.990 * [backup-simplify]: Simplify 1 into 1
0.990 * [backup-simplify]: Simplify (/ 1 1) into 1
0.990 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.990 * [taylor]: Taking taylor expansion of y in x
0.991 * [backup-simplify]: Simplify y into y
0.991 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.991 * [taylor]: Taking taylor expansion of x in x
0.991 * [backup-simplify]: Simplify 0 into 0
0.991 * [backup-simplify]: Simplify 1 into 1
0.991 * [backup-simplify]: Simplify (+ 1 0) into 1
0.991 * [backup-simplify]: Simplify (/ 1 1) into 1
0.991 * [taylor]: Taking taylor expansion of 1 in y
0.991 * [backup-simplify]: Simplify 1 into 1
0.992 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.992 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.992 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.993 * [backup-simplify]: Simplify (- (/ (- (/ 1 y)) 1) (+ (* 1 (/ 0 1)))) into (- (/ 1 y))
0.993 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
0.993 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.993 * [taylor]: Taking taylor expansion of y in y
0.993 * [backup-simplify]: Simplify 0 into 0
0.993 * [backup-simplify]: Simplify 1 into 1
0.993 * [backup-simplify]: Simplify (/ 1 1) into 1
0.994 * [backup-simplify]: Simplify (- 1) into -1
0.994 * [backup-simplify]: Simplify -1 into -1
0.994 * [backup-simplify]: Simplify 1 into 1
0.995 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.995 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.995 * [backup-simplify]: Simplify (- 0) into 0
0.996 * [backup-simplify]: Simplify (+ 0 0) into 0
0.997 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- (/ 1 y)) (/ 0 1)))) into 0
0.997 * [taylor]: Taking taylor expansion of 0 in y
0.997 * [backup-simplify]: Simplify 0 into 0
0.998 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.998 * [backup-simplify]: Simplify (- 0) into 0
0.998 * [backup-simplify]: Simplify 0 into 0
0.998 * [backup-simplify]: Simplify 0 into 0
0.999 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.999 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.999 * [backup-simplify]: Simplify (- 0) into 0
1.000 * [backup-simplify]: Simplify (+ 0 0) into 0
1.001 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- (/ 1 y)) (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.001 * [taylor]: Taking taylor expansion of 0 in y
1.001 * [backup-simplify]: Simplify 0 into 0
1.002 * [backup-simplify]: Simplify 0 into 0
1.002 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.003 * [backup-simplify]: Simplify (- 0) into 0
1.003 * [backup-simplify]: Simplify 0 into 0
1.003 * [backup-simplify]: Simplify 0 into 0
1.004 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.004 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.004 * [backup-simplify]: Simplify (- 0) into 0
1.004 * [backup-simplify]: Simplify (+ 0 0) into 0
1.006 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* 1 (/ 0 1)) (* (- (/ 1 y)) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.006 * [taylor]: Taking taylor expansion of 0 in y
1.006 * [backup-simplify]: Simplify 0 into 0
1.006 * [backup-simplify]: Simplify 0 into 0
1.006 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 x))) 2)) (* -1 (* (/ 1 (/ 1 y)) (/ 1 (/ 1 x))))) into (- (pow x 2) (* x y))
1.007 * [backup-simplify]: Simplify (* (/ 1 (- x)) (- (/ 1 (- x)) (/ 1 (- y)))) into (* -1 (/ (- (/ 1 y) (/ 1 x)) x))
1.007 * [approximate]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in (x y) around 0
1.007 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in y
1.007 * [taylor]: Taking taylor expansion of -1 in y
1.007 * [backup-simplify]: Simplify -1 into -1
1.007 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in y
1.007 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
1.007 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.007 * [taylor]: Taking taylor expansion of y in y
1.007 * [backup-simplify]: Simplify 0 into 0
1.007 * [backup-simplify]: Simplify 1 into 1
1.007 * [backup-simplify]: Simplify (/ 1 1) into 1
1.007 * [taylor]: Taking taylor expansion of (/ 1 x) in y
1.007 * [taylor]: Taking taylor expansion of x in y
1.007 * [backup-simplify]: Simplify x into x
1.007 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.007 * [taylor]: Taking taylor expansion of x in y
1.007 * [backup-simplify]: Simplify x into x
1.007 * [backup-simplify]: Simplify (+ 1 0) into 1
1.007 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
1.007 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
1.007 * [taylor]: Taking taylor expansion of -1 in x
1.007 * [backup-simplify]: Simplify -1 into -1
1.008 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
1.008 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.008 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.008 * [taylor]: Taking taylor expansion of y in x
1.008 * [backup-simplify]: Simplify y into y
1.008 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.008 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.008 * [taylor]: Taking taylor expansion of x in x
1.008 * [backup-simplify]: Simplify 0 into 0
1.008 * [backup-simplify]: Simplify 1 into 1
1.008 * [backup-simplify]: Simplify (/ 1 1) into 1
1.008 * [taylor]: Taking taylor expansion of x in x
1.008 * [backup-simplify]: Simplify 0 into 0
1.008 * [backup-simplify]: Simplify 1 into 1
1.008 * [backup-simplify]: Simplify (- 1) into -1
1.008 * [backup-simplify]: Simplify (+ 0 -1) into -1
1.009 * [backup-simplify]: Simplify (/ -1 1) into -1
1.009 * [taylor]: Taking taylor expansion of (* -1 (/ (- (/ 1 y) (/ 1 x)) x)) in x
1.009 * [taylor]: Taking taylor expansion of -1 in x
1.009 * [backup-simplify]: Simplify -1 into -1
1.009 * [taylor]: Taking taylor expansion of (/ (- (/ 1 y) (/ 1 x)) x) in x
1.009 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
1.009 * [taylor]: Taking taylor expansion of (/ 1 y) in x
1.009 * [taylor]: Taking taylor expansion of y in x
1.009 * [backup-simplify]: Simplify y into y
1.009 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
1.009 * [taylor]: Taking taylor expansion of (/ 1 x) in x
1.009 * [taylor]: Taking taylor expansion of x in x
1.009 * [backup-simplify]: Simplify 0 into 0
1.009 * [backup-simplify]: Simplify 1 into 1
1.009 * [backup-simplify]: Simplify (/ 1 1) into 1
1.009 * [taylor]: Taking taylor expansion of x in x
1.009 * [backup-simplify]: Simplify 0 into 0
1.009 * [backup-simplify]: Simplify 1 into 1
1.009 * [backup-simplify]: Simplify (- 1) into -1
1.010 * [backup-simplify]: Simplify (+ 0 -1) into -1
1.010 * [backup-simplify]: Simplify (/ -1 1) into -1
1.010 * [backup-simplify]: Simplify (* -1 -1) into 1
1.010 * [taylor]: Taking taylor expansion of 1 in y
1.010 * [backup-simplify]: Simplify 1 into 1
1.011 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.011 * [backup-simplify]: Simplify (- 0) into 0
1.011 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
1.011 * [backup-simplify]: Simplify (- (/ (/ 1 y) 1) (+ (* -1 (/ 0 1)))) into (/ 1 y)
1.012 * [backup-simplify]: Simplify (+ (* -1 (/ 1 y)) (* 0 -1)) into (- (/ 1 y))
1.012 * [taylor]: Taking taylor expansion of (- (/ 1 y)) in y
1.012 * [taylor]: Taking taylor expansion of (/ 1 y) in y
1.012 * [taylor]: Taking taylor expansion of y in y
1.012 * [backup-simplify]: Simplify 0 into 0
1.012 * [backup-simplify]: Simplify 1 into 1
1.012 * [backup-simplify]: Simplify (/ 1 1) into 1
1.012 * [backup-simplify]: Simplify (- 1) into -1
1.012 * [backup-simplify]: Simplify -1 into -1
1.012 * [backup-simplify]: Simplify 1 into 1
1.013 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
1.013 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.013 * [backup-simplify]: Simplify (- 0) into 0
1.013 * [backup-simplify]: Simplify (+ 0 0) into 0
1.015 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* (/ 1 y) (/ 0 1)))) into 0
1.015 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
1.015 * [taylor]: Taking taylor expansion of 0 in y
1.015 * [backup-simplify]: Simplify 0 into 0
1.016 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
1.016 * [backup-simplify]: Simplify (- 0) into 0
1.016 * [backup-simplify]: Simplify 0 into 0
1.016 * [backup-simplify]: Simplify 0 into 0
1.016 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.017 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.017 * [backup-simplify]: Simplify (- 0) into 0
1.017 * [backup-simplify]: Simplify (+ 0 0) into 0
1.018 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* (/ 1 y) (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.019 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
1.019 * [taylor]: Taking taylor expansion of 0 in y
1.019 * [backup-simplify]: Simplify 0 into 0
1.019 * [backup-simplify]: Simplify 0 into 0
1.019 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.020 * [backup-simplify]: Simplify (- 0) into 0
1.020 * [backup-simplify]: Simplify 0 into 0
1.020 * [backup-simplify]: Simplify 0 into 0
1.020 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
1.020 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.021 * [backup-simplify]: Simplify (- 0) into 0
1.021 * [backup-simplify]: Simplify (+ 0 0) into 0
1.022 * [backup-simplify]: Simplify (- (/ 0 1) (+ (* -1 (/ 0 1)) (* (/ 1 y) (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
1.023 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1))))) into 0
1.023 * [taylor]: Taking taylor expansion of 0 in y
1.023 * [backup-simplify]: Simplify 0 into 0
1.023 * [backup-simplify]: Simplify 0 into 0
1.024 * [backup-simplify]: Simplify (+ (* 1 (pow (* 1 (/ 1 (/ 1 (- x)))) 2)) (* -1 (* (/ 1 (/ 1 (- y))) (/ 1 (/ 1 (- x)))))) into (- (pow x 2) (* x y))
1.024 * * * [progress]: simplifying candidates
1.024 * [simplify]: Simplifying:
  (* x (- x y))
  (+ (log x) (log (- x y)))
  (log (* x (- x y)))
  (exp (* x (- x y)))
  (* (* (* x x) x) (* (* (- x y) (- x y)) (- x y)))
  (* (cbrt (* x (- x y))) (cbrt (* x (- x y))))
  (cbrt (* x (- x y)))
  (* (* (* x (- x y)) (* x (- x y))) (* x (- x y)))
  (sqrt (* x (- x y)))
  (sqrt (* x (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* (sqrt x) (sqrt (- x y)))
  (* x x)
  (* x (- y))
  (* x x)
  (* x (- y))
  (* x x)
  (* (- y) x)
  (* x x)
  (* (- y) x)
  (* x (* (cbrt (- x y)) (cbrt (- x y))))
  (* x (sqrt (- x y)))
  (* x 1)
  (* x (+ (sqrt x) (sqrt y)))
  (* x 1)
  (* (cbrt x) (- x y))
  (* (sqrt x) (- x y))
  (* x (- x y))
  (* x (- (pow x 3) (pow y 3)))
  (* x (- (* x x) (* y y)))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
  (- (pow x 2) (* x y))
1.955 * * * [progress]: adding candidates to table
2.008 * [progress]: [Phase 3 of 3] Extracting.
2.008 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
2.008 * * * [regime-changes]: Trying 4 branch expressions: ((- (* x x) (* x y)) (* 2.0 (- (* x x) (* x y))) y x)
2.008 * * * * [regimes]: Trying to branch on (- (* x x) (* x y)) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
2.025 * * * * [regimes]: Trying to branch on (* 2.0 (- (* x x) (* x y))) from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
2.046 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
2.059 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (* 2.0 (- (* x x) (* x y))))> #<alt (λ (x y) (* (* x (- x y)) 2.0))>)
2.070 * * * [regime]: Found split indices: #<option (#s(si 0 255))>
2.070 * [simplify]: Simplifying:
  (* 2.0 (- (* x x) (* x y)))
3.246 * [regime-testing]: Baseline error score: 0.017133712720440574
3.249 * [regime-testing]: Oracle error score: 0.010751343917989748
3.256 * [regime-testing]: End program error score: 0.01675209401175147
3.287 * [regime-testing]: Target error score: 0.009501187648456057