42.872 * [progress]: [Phase 1 of 3] Setting up.
0.002 * * * [progress]: [1/2] Preparing points
0.021 * * * [progress]: [2/2] Setting up program.
0.024 * [progress]: [Phase 2 of 3] Improving.
0.024 * * * * [progress]: [ 1 / 1 ] simplifiying candidate #<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))>
0.025 * [simplify]: Simplifying:
  (/ (- x y) (* (* x 2.0) y))
0.025 * * [simplify]: iteration 0: 7 enodes
0.027 * * [simplify]: iteration 1: 18 enodes
0.030 * * [simplify]: iteration 2: 44 enodes
0.037 * * [simplify]: iteration 3: 71 enodes
0.048 * * [simplify]: iteration 4: 112 enodes
0.078 * * [simplify]: iteration 5: 152 enodes
0.097 * * [simplify]: iteration 6: 160 enodes
0.118 * * [simplify]: iteration 7: 162 enodes
0.136 * * [simplify]: iteration 8: 163 enodes
0.150 * * [simplify]: iteration complete: 163 enodes
0.150 * * [simplify]: Extracting #0: cost 1 inf + 0
0.150 * * [simplify]: Extracting #1: cost 18 inf + 0
0.150 * * [simplify]: Extracting #2: cost 33 inf + 45
0.151 * * [simplify]: Extracting #3: cost 7 inf + 1621
0.152 * * [simplify]: Extracting #4: cost 0 inf + 2239
0.154 * [simplify]: Simplified to:
  (/ (- x y) (* x (* 2.0 y)))
0.154 * * [progress]: iteration 1 / 4
0.154 * * * [progress]: picking best candidate
0.156 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))>
0.156 * * * [progress]: localizing error
0.168 * * * [progress]: generating rewritten candidates
0.168 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
0.189 * * * [progress]: generating series expansions
0.189 * * * * [progress]: [ 1 / 1 ] generating series at (2)
0.189 * [backup-simplify]: Simplify (/ (- x y) (* (* x 2.0) y)) into (* 0.5 (/ (- x y) (* x y)))
0.189 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in (x y) around 0
0.189 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in y
0.189 * [taylor]: Taking taylor expansion of 0.5 in y
0.189 * [backup-simplify]: Simplify 0.5 into 0.5
0.189 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in y
0.189 * [taylor]: Taking taylor expansion of (- x y) in y
0.189 * [taylor]: Taking taylor expansion of x in y
0.189 * [backup-simplify]: Simplify x into x
0.189 * [taylor]: Taking taylor expansion of y in y
0.189 * [backup-simplify]: Simplify 0 into 0
0.189 * [backup-simplify]: Simplify 1 into 1
0.189 * [taylor]: Taking taylor expansion of (* x y) in y
0.189 * [taylor]: Taking taylor expansion of x in y
0.189 * [backup-simplify]: Simplify x into x
0.189 * [taylor]: Taking taylor expansion of y in y
0.189 * [backup-simplify]: Simplify 0 into 0
0.189 * [backup-simplify]: Simplify 1 into 1
0.190 * [backup-simplify]: Simplify (- 0) into 0
0.190 * [backup-simplify]: Simplify (+ x 0) into x
0.190 * [backup-simplify]: Simplify (* x 0) into 0
0.190 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
0.190 * [backup-simplify]: Simplify (/ x x) into 1
0.190 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
0.190 * [taylor]: Taking taylor expansion of 0.5 in x
0.190 * [backup-simplify]: Simplify 0.5 into 0.5
0.190 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
0.190 * [taylor]: Taking taylor expansion of (- x y) in x
0.190 * [taylor]: Taking taylor expansion of x in x
0.190 * [backup-simplify]: Simplify 0 into 0
0.190 * [backup-simplify]: Simplify 1 into 1
0.190 * [taylor]: Taking taylor expansion of y in x
0.190 * [backup-simplify]: Simplify y into y
0.190 * [taylor]: Taking taylor expansion of (* x y) in x
0.190 * [taylor]: Taking taylor expansion of x in x
0.190 * [backup-simplify]: Simplify 0 into 0
0.190 * [backup-simplify]: Simplify 1 into 1
0.190 * [taylor]: Taking taylor expansion of y in x
0.190 * [backup-simplify]: Simplify y into y
0.190 * [backup-simplify]: Simplify (- y) into (- y)
0.190 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.190 * [backup-simplify]: Simplify (* 0 y) into 0
0.191 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.191 * [backup-simplify]: Simplify (/ (- y) y) into -1
0.191 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
0.191 * [taylor]: Taking taylor expansion of 0.5 in x
0.191 * [backup-simplify]: Simplify 0.5 into 0.5
0.191 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
0.191 * [taylor]: Taking taylor expansion of (- x y) in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [backup-simplify]: Simplify 0 into 0
0.191 * [backup-simplify]: Simplify 1 into 1
0.191 * [taylor]: Taking taylor expansion of y in x
0.191 * [backup-simplify]: Simplify y into y
0.191 * [taylor]: Taking taylor expansion of (* x y) in x
0.191 * [taylor]: Taking taylor expansion of x in x
0.191 * [backup-simplify]: Simplify 0 into 0
0.191 * [backup-simplify]: Simplify 1 into 1
0.191 * [taylor]: Taking taylor expansion of y in x
0.191 * [backup-simplify]: Simplify y into y
0.191 * [backup-simplify]: Simplify (- y) into (- y)
0.191 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
0.191 * [backup-simplify]: Simplify (* 0 y) into 0
0.191 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.191 * [backup-simplify]: Simplify (/ (- y) y) into -1
0.192 * [backup-simplify]: Simplify (* 0.5 -1) into -0.5
0.192 * [taylor]: Taking taylor expansion of -0.5 in y
0.192 * [backup-simplify]: Simplify -0.5 into -0.5
0.192 * [backup-simplify]: Simplify (- 0) into 0
0.192 * [backup-simplify]: Simplify (+ 1 0) into 1
0.193 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.193 * [backup-simplify]: Simplify (- (/ 1 y) (+ (* -1 (/ 0 y)))) into (/ 1 y)
0.193 * [backup-simplify]: Simplify (+ (* 0.5 (/ 1 y)) (* 0 -1)) into (* 0.5 (/ 1 y))
0.193 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
0.193 * [taylor]: Taking taylor expansion of 0.5 in y
0.193 * [backup-simplify]: Simplify 0.5 into 0.5
0.193 * [taylor]: Taking taylor expansion of (/ 1 y) in y
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
0.194 * [backup-simplify]: Simplify (/ 1 1) into 1
0.194 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
0.194 * [backup-simplify]: Simplify 0.5 into 0.5
0.194 * [backup-simplify]: Simplify -0.5 into -0.5
0.194 * [backup-simplify]: Simplify (- 0) into 0
0.194 * [backup-simplify]: Simplify (+ 0 0) into 0
0.195 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.195 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* -1 (/ 0 y)) (* (/ 1 y) (/ 0 y)))) into 0
0.196 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
0.196 * [taylor]: Taking taylor expansion of 0 in y
0.196 * [backup-simplify]: Simplify 0 into 0
0.196 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.197 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
0.197 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify 0 into 0
0.197 * [backup-simplify]: Simplify (- 0) into 0
0.197 * [backup-simplify]: Simplify (+ 0 0) into 0
0.198 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.198 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* -1 (/ 0 y)) (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.199 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
0.199 * [taylor]: Taking taylor expansion of 0 in y
0.199 * [backup-simplify]: Simplify 0 into 0
0.199 * [backup-simplify]: Simplify 0 into 0
0.200 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.201 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
0.201 * [backup-simplify]: Simplify 0 into 0
0.201 * [backup-simplify]: Simplify 0 into 0
0.201 * [backup-simplify]: Simplify (- 0) into 0
0.201 * [backup-simplify]: Simplify (+ 0 0) into 0
0.202 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.202 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* -1 (/ 0 y)) (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.203 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1))))) into 0
0.203 * [taylor]: Taking taylor expansion of 0 in y
0.203 * [backup-simplify]: Simplify 0 into 0
0.203 * [backup-simplify]: Simplify 0 into 0
0.204 * [backup-simplify]: Simplify (+ (* -0.5 (* 1 (/ 1 x))) (* 0.5 (* (/ 1 y) 1))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
0.204 * [backup-simplify]: Simplify (/ (- (/ 1 x) (/ 1 y)) (* (* (/ 1 x) 2.0) (/ 1 y))) into (* 0.5 (* x (* y (- (/ 1 x) (/ 1 y)))))
0.204 * [approximate]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 x) (/ 1 y))))) in (x y) around 0
0.204 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 x) (/ 1 y))))) in y
0.204 * [taylor]: Taking taylor expansion of 0.5 in y
0.204 * [backup-simplify]: Simplify 0.5 into 0.5
0.204 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 x) (/ 1 y)))) in y
0.204 * [taylor]: Taking taylor expansion of x in y
0.204 * [backup-simplify]: Simplify x into x
0.204 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 y))) in y
0.204 * [taylor]: Taking taylor expansion of y in y
0.204 * [backup-simplify]: Simplify 0 into 0
0.204 * [backup-simplify]: Simplify 1 into 1
0.204 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
0.204 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.204 * [taylor]: Taking taylor expansion of x in y
0.204 * [backup-simplify]: Simplify x into x
0.204 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
0.204 * [taylor]: Taking taylor expansion of (/ 1 y) in y
0.204 * [taylor]: Taking taylor expansion of y in y
0.204 * [backup-simplify]: Simplify 0 into 0
0.204 * [backup-simplify]: Simplify 1 into 1
0.204 * [backup-simplify]: Simplify (/ 1 1) into 1
0.204 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 x) (/ 1 y))))) in x
0.204 * [taylor]: Taking taylor expansion of 0.5 in x
0.204 * [backup-simplify]: Simplify 0.5 into 0.5
0.204 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 x) (/ 1 y)))) in x
0.204 * [taylor]: Taking taylor expansion of x in x
0.204 * [backup-simplify]: Simplify 0 into 0
0.204 * [backup-simplify]: Simplify 1 into 1
0.204 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 y))) in x
0.204 * [taylor]: Taking taylor expansion of y in x
0.204 * [backup-simplify]: Simplify y into y
0.204 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.204 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.204 * [taylor]: Taking taylor expansion of x in x
0.204 * [backup-simplify]: Simplify 0 into 0
0.205 * [backup-simplify]: Simplify 1 into 1
0.205 * [backup-simplify]: Simplify (/ 1 1) into 1
0.205 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.205 * [backup-simplify]: Simplify y into y
0.205 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.205 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 x) (/ 1 y))))) in x
0.205 * [taylor]: Taking taylor expansion of 0.5 in x
0.205 * [backup-simplify]: Simplify 0.5 into 0.5
0.205 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 x) (/ 1 y)))) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [backup-simplify]: Simplify 0 into 0
0.205 * [backup-simplify]: Simplify 1 into 1
0.205 * [taylor]: Taking taylor expansion of (* y (- (/ 1 x) (/ 1 y))) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.205 * [backup-simplify]: Simplify y into y
0.205 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
0.205 * [taylor]: Taking taylor expansion of (/ 1 x) in x
0.205 * [taylor]: Taking taylor expansion of x in x
0.205 * [backup-simplify]: Simplify 0 into 0
0.205 * [backup-simplify]: Simplify 1 into 1
0.205 * [backup-simplify]: Simplify (/ 1 1) into 1
0.205 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.205 * [taylor]: Taking taylor expansion of y in x
0.205 * [backup-simplify]: Simplify y into y
0.205 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.206 * [backup-simplify]: Simplify (+ 1 0) into 1
0.206 * [backup-simplify]: Simplify (* y 1) into y
0.206 * [backup-simplify]: Simplify (* 0 y) into 0
0.206 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.206 * [taylor]: Taking taylor expansion of 0 in y
0.206 * [backup-simplify]: Simplify 0 into 0
0.207 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.207 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
0.207 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
0.207 * [backup-simplify]: Simplify (+ (* y (- (/ 1 y))) (* 0 1)) into (- 1)
0.207 * [backup-simplify]: Simplify (+ (* 0 (- 1)) (* 1 y)) into y
0.208 * [backup-simplify]: Simplify (+ (* 0.5 y) (* 0 0)) into (* 0.5 y)
0.208 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.208 * [taylor]: Taking taylor expansion of 0.5 in y
0.208 * [backup-simplify]: Simplify 0.5 into 0.5
0.208 * [taylor]: Taking taylor expansion of y in y
0.208 * [backup-simplify]: Simplify 0 into 0
0.208 * [backup-simplify]: Simplify 1 into 1
0.208 * [backup-simplify]: Simplify 0 into 0
0.209 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.209 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.209 * [backup-simplify]: Simplify (- 0) into 0
0.209 * [backup-simplify]: Simplify (+ 0 0) into 0
0.210 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 (- (/ 1 y))) (* 0 1))) into 0
0.211 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 (- 1)) (* 0 y))) into (- 1)
0.211 * [backup-simplify]: Simplify (+ (* 0.5 (- 1)) (+ (* 0 y) (* 0 0))) into (- 0.5)
0.211 * [taylor]: Taking taylor expansion of (- 0.5) in y
0.211 * [taylor]: Taking taylor expansion of 0.5 in y
0.211 * [backup-simplify]: Simplify 0.5 into 0.5
0.212 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.212 * [backup-simplify]: Simplify 0 into 0
0.212 * [backup-simplify]: Simplify 0 into 0
0.212 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.212 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.213 * [backup-simplify]: Simplify (- 0) into 0
0.213 * [backup-simplify]: Simplify (+ 0 0) into 0
0.213 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 (- (/ 1 y))) (* 0 1)))) into 0
0.214 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 (- 1)) (* 0 y)))) into 0
0.215 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 (- 1)) (+ (* 0 y) (* 0 0)))) into 0
0.215 * [taylor]: Taking taylor expansion of 0 in y
0.215 * [backup-simplify]: Simplify 0 into 0
0.215 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.216 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.217 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.217 * [backup-simplify]: Simplify 0.5 into 0.5
0.217 * [backup-simplify]: Simplify 0 into 0
0.217 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.217 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.218 * [backup-simplify]: Simplify (- 0) into 0
0.218 * [backup-simplify]: Simplify (+ 0 0) into 0
0.219 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 y))) (* 0 1))))) into 0
0.220 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 (- 1)) (* 0 y))))) into 0
0.221 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 (- 1)) (+ (* 0 y) (* 0 0))))) into 0
0.221 * [taylor]: Taking taylor expansion of 0 in y
0.221 * [backup-simplify]: Simplify 0 into 0
0.221 * [backup-simplify]: Simplify 0 into 0
0.222 * [backup-simplify]: Simplify (- 0) into 0
0.222 * [backup-simplify]: Simplify 0 into 0
0.223 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
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)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.224 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.224 * [backup-simplify]: Simplify (- 0) into 0
0.225 * [backup-simplify]: Simplify (+ 0 0) into 0
0.226 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- (/ 1 y))) (* 0 1)))))) into 0
0.228 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 1)) (* 0 y)))))) into 0
0.229 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 1)) (+ (* 0 y) (* 0 0)))))) into 0
0.230 * [taylor]: Taking taylor expansion of 0 in y
0.230 * [backup-simplify]: Simplify 0 into 0
0.230 * [backup-simplify]: Simplify 0 into 0
0.230 * [backup-simplify]: Simplify (+ (* 0.5 (* (/ 1 y) 1)) (* (- 0.5) (* 1 (/ 1 x)))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
0.230 * [backup-simplify]: Simplify (/ (- (/ 1 (- x)) (/ 1 (- y))) (* (* (/ 1 (- x)) 2.0) (/ 1 (- y)))) into (* 0.5 (* (- (/ 1 y) (/ 1 x)) (* x y)))
0.230 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 y) (/ 1 x)) (* x y))) in (x y) around 0
0.231 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 y) (/ 1 x)) (* x y))) in y
0.231 * [taylor]: Taking taylor expansion of 0.5 in y
0.231 * [backup-simplify]: Simplify 0.5 into 0.5
0.231 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 x)) (* x y)) in y
0.231 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
0.231 * [taylor]: Taking taylor expansion of (/ 1 y) in y
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 (/ 1 1) into 1
0.231 * [taylor]: Taking taylor expansion of (/ 1 x) in y
0.231 * [taylor]: Taking taylor expansion of x in y
0.231 * [backup-simplify]: Simplify x into x
0.231 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
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 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 y) (/ 1 x)) (* x y))) in x
0.231 * [taylor]: Taking taylor expansion of 0.5 in x
0.231 * [backup-simplify]: Simplify 0.5 into 0.5
0.231 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 x)) (* x y)) in x
0.231 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.231 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.231 * [taylor]: Taking taylor expansion of y in x
0.231 * [backup-simplify]: Simplify y into y
0.232 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.232 * [taylor]: Taking taylor expansion of (/ 1 x) 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 * [taylor]: Taking taylor expansion of (* x y) 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 * [taylor]: Taking taylor expansion of y in x
0.232 * [backup-simplify]: Simplify y into y
0.232 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 y) (/ 1 x)) (* x y))) in x
0.232 * [taylor]: Taking taylor expansion of 0.5 in x
0.232 * [backup-simplify]: Simplify 0.5 into 0.5
0.232 * [taylor]: Taking taylor expansion of (* (- (/ 1 y) (/ 1 x)) (* x y)) in x
0.232 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
0.232 * [taylor]: Taking taylor expansion of (/ 1 y) in x
0.232 * [taylor]: Taking taylor expansion of y in x
0.232 * [backup-simplify]: Simplify y into y
0.232 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
0.232 * [taylor]: Taking taylor expansion of (/ 1 x) 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
0.233 * [backup-simplify]: Simplify (/ 1 1) into 1
0.233 * [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 (- 1) into -1
0.234 * [backup-simplify]: Simplify (+ 0 -1) into -1
0.234 * [backup-simplify]: Simplify (* 0 y) into 0
0.234 * [backup-simplify]: Simplify (* -1 0) into 0
0.234 * [backup-simplify]: Simplify (* 0.5 0) into 0
0.234 * [taylor]: Taking taylor expansion of 0 in y
0.234 * [backup-simplify]: Simplify 0 into 0
0.235 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
0.235 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
0.236 * [backup-simplify]: Simplify (- 0) into 0
0.236 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
0.236 * [backup-simplify]: Simplify (+ (* -1 y) (* (/ 1 y) 0)) into (- y)
0.236 * [backup-simplify]: Simplify (+ (* 0.5 (- y)) (* 0 0)) into (- (* 0.5 y))
0.236 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y
0.236 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
0.236 * [taylor]: Taking taylor expansion of 0.5 in y
0.236 * [backup-simplify]: Simplify 0.5 into 0.5
0.236 * [taylor]: Taking taylor expansion of y in y
0.236 * [backup-simplify]: Simplify 0 into 0
0.236 * [backup-simplify]: Simplify 1 into 1
0.237 * [backup-simplify]: Simplify 0 into 0
0.240 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
0.240 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
0.241 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.241 * [backup-simplify]: Simplify (- 0) into 0
0.242 * [backup-simplify]: Simplify (+ 0 0) into 0
0.242 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) y) (* 0 0))) into 1
0.243 * [backup-simplify]: Simplify (+ (* 0.5 1) (+ (* 0 (- y)) (* 0 0))) into 0.5
0.243 * [taylor]: Taking taylor expansion of 0.5 in y
0.243 * [backup-simplify]: Simplify 0.5 into 0.5
0.243 * [backup-simplify]: Simplify (* 0.5 0) 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
0.245 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
0.245 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.246 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.246 * [backup-simplify]: Simplify (- 0) into 0
0.246 * [backup-simplify]: Simplify (+ 0 0) into 0
0.247 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) 0) (+ (* 0 y) (* 0 0)))) into 0
0.248 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (+ (* 0 (- y)) (* 0 0)))) into 0
0.248 * [taylor]: Taking taylor expansion of 0 in y
0.248 * [backup-simplify]: Simplify 0 into 0
0.248 * [backup-simplify]: Simplify 0.5 into 0.5
0.249 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
0.250 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.250 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
0.250 * [backup-simplify]: Simplify 0 into 0
0.251 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
0.252 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.252 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.253 * [backup-simplify]: Simplify (- 0) into 0
0.253 * [backup-simplify]: Simplify (+ 0 0) into 0
0.254 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 y) (* 0 0))))) into 0
0.255 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 (- y)) (* 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 0 into 0
0.256 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
0.257 * [backup-simplify]: Simplify (- 0) into 0
0.257 * [backup-simplify]: Simplify 0 into 0
0.257 * [backup-simplify]: Simplify 0 into 0
0.258 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
0.259 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
0.259 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
0.260 * [backup-simplify]: Simplify (- 0) into 0
0.260 * [backup-simplify]: Simplify (+ 0 0) into 0
0.261 * [backup-simplify]: Simplify (+ (* -1 0) (+ (* (/ 1 y) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 y) (* 0 0)))))) into 0
0.263 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 (- y)) (* 0 0)))))) into 0
0.263 * [taylor]: Taking taylor expansion of 0 in y
0.263 * [backup-simplify]: Simplify 0 into 0
0.263 * [backup-simplify]: Simplify 0 into 0
0.264 * [backup-simplify]: Simplify (+ (* (- 0.5) (* (/ 1 (- y)) 1)) (* 0.5 (* 1 (/ 1 (- x))))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
0.264 * * * [progress]: simplifying candidates
0.264 * * * * [progress]: [ 1 / 34 ] simplifiying candidate #<alt (λ (x y) (pow (/ (- x y) (* (* x 2.0) y)) 1))>
0.264 * * * * [progress]: [ 2 / 34 ] simplifiying candidate #<alt (λ (x y) (exp (- (log (- x y)) (+ (+ (log x) (log 2.0)) (log y)))))>
0.264 * * * * [progress]: [ 3 / 34 ] simplifiying candidate #<alt (λ (x y) (exp (- (log (- x y)) (+ (log (* x 2.0)) (log y)))))>
0.264 * * * * [progress]: [ 4 / 34 ] simplifiying candidate #<alt (λ (x y) (exp (- (log (- x y)) (log (* (* x 2.0) y)))))>
0.264 * * * * [progress]: [ 5 / 34 ] simplifiying candidate #<alt (λ (x y) (exp (log (/ (- x y) (* (* x 2.0) y)))))>
0.264 * * * * [progress]: [ 6 / 34 ] simplifiying candidate #<alt (λ (x y) (log (exp (/ (- x y) (* (* x 2.0) y)))))>
0.264 * * * * [progress]: [ 7 / 34 ] simplifiying candidate #<alt (λ (x y) (cbrt (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* y y) y)))))>
0.264 * * * * [progress]: [ 8 / 34 ] simplifiying candidate #<alt (λ (x y) (cbrt (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* y y) y)))))>
0.264 * * * * [progress]: [ 9 / 34 ] simplifiying candidate #<alt (λ (x y) (cbrt (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x 2.0) y)))))>
0.264 * * * * [progress]: [ 10 / 34 ] simplifiying candidate #<alt (λ (x y) (* (* (cbrt (/ (- x y) (* (* x 2.0) y))) (cbrt (/ (- x y) (* (* x 2.0) y)))) (cbrt (/ (- x y) (* (* x 2.0) y)))))>
0.265 * * * * [progress]: [ 11 / 34 ] simplifiying candidate #<alt (λ (x y) (cbrt (* (* (/ (- x y) (* (* x 2.0) y)) (/ (- x y) (* (* x 2.0) y))) (/ (- x y) (* (* x 2.0) y)))))>
0.265 * * * * [progress]: [ 12 / 34 ] simplifiying candidate #<alt (λ (x y) (* (sqrt (/ (- x y) (* (* x 2.0) y))) (sqrt (/ (- x y) (* (* x 2.0) y)))))>
0.265 * * * * [progress]: [ 13 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (- (- x y)) (- (* (* x 2.0) y))))>
0.265 * * * * [progress]: [ 14 / 34 ] simplifiying candidate #<alt (λ (x y) (- (/ x (* (* x 2.0) y)) (/ y (* (* x 2.0) y))))>
0.265 * * * * [progress]: [ 15 / 34 ] simplifiying candidate #<alt (λ (x y) (* (/ (* (cbrt (- x y)) (cbrt (- x y))) (* x 2.0)) (/ (cbrt (- x y)) y)))>
0.265 * * * * [progress]: [ 16 / 34 ] simplifiying candidate #<alt (λ (x y) (* (/ (sqrt (- x y)) (* x 2.0)) (/ (sqrt (- x y)) y)))>
0.265 * * * * [progress]: [ 17 / 34 ] simplifiying candidate #<alt (λ (x y) (* (/ 1 (* x 2.0)) (/ (- x y) y)))>
0.265 * * * * [progress]: [ 18 / 34 ] simplifiying candidate #<alt (λ (x y) (* (/ (+ (sqrt x) (sqrt y)) (* x 2.0)) (/ (- (sqrt x) (sqrt y)) y)))>
0.265 * * * * [progress]: [ 19 / 34 ] simplifiying candidate #<alt (λ (x y) (* (/ 1 (* x 2.0)) (/ (- x y) y)))>
0.265 * * * * [progress]: [ 20 / 34 ] simplifiying candidate #<alt (λ (x y) (* 1 (/ (- x y) (* (* x 2.0) y))))>
0.265 * * * * [progress]: [ 21 / 34 ] simplifiying candidate #<alt (λ (x y) (* (- x y) (/ 1 (* (* x 2.0) y))))>
0.265 * * * * [progress]: [ 22 / 34 ] simplifiying candidate #<alt (λ (x y) (/ 1 (/ (* (* x 2.0) y) (- x y))))>
0.265 * * * * [progress]: [ 23 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (/ (- x y) (* x 2.0)) y))>
0.265 * * * * [progress]: [ 24 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (* (cbrt (- x y)) (cbrt (- x y))) (/ (* (* x 2.0) y) (cbrt (- x y)))))>
0.265 * * * * [progress]: [ 25 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (sqrt (- x y)) (/ (* (* x 2.0) y) (sqrt (- x y)))))>
0.265 * * * * [progress]: [ 26 / 34 ] simplifiying candidate #<alt (λ (x y) (/ 1 (/ (* (* x 2.0) y) (- x y))))>
0.265 * * * * [progress]: [ 27 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (+ (sqrt x) (sqrt y)) (/ (* (* x 2.0) y) (- (sqrt x) (sqrt y)))))>
0.265 * * * * [progress]: [ 28 / 34 ] simplifiying candidate #<alt (λ (x y) (/ 1 (/ (* (* x 2.0) y) (- x y))))>
0.265 * * * * [progress]: [ 29 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (- (pow x 3) (pow y 3)) (* (* (* x 2.0) y) (+ (* x x) (+ (* y y) (* x y))))))>
0.266 * * * * [progress]: [ 30 / 34 ] simplifiying candidate #<alt (λ (x y) (/ (- (* x x) (* y y)) (* (* (* x 2.0) y) (+ x y))))>
0.266 * * * * [progress]: [ 31 / 34 ] simplifiying candidate #<alt (λ (x y) (posit16->real (real->posit16 (/ (- x y) (* (* x 2.0) y)))))>
0.266 * * * * [progress]: [ 32 / 34 ] simplifiying candidate #<alt (λ (x y) (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))))>
0.266 * * * * [progress]: [ 33 / 34 ] simplifiying candidate #<alt (λ (x y) (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))))>
0.266 * * * * [progress]: [ 34 / 34 ] simplifiying candidate #<alt (λ (x y) (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))))>
0.266 * [simplify]: Simplifying:
  (- (log (- x y)) (+ (+ (log x) (log 2.0)) (log y)))
  (- (log (- x y)) (+ (log (* x 2.0)) (log y)))
  (- (log (- x y)) (log (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (exp (/ (- x y) (* (* x 2.0) y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x x) x) (* (* 2.0 2.0) 2.0)) (* (* y y) y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x 2.0) (* x 2.0)) (* x 2.0)) (* (* y y) y)))
  (/ (* (* (- x y) (- x y)) (- x y)) (* (* (* (* x 2.0) y) (* (* x 2.0) y)) (* (* x 2.0) y)))
  (* (cbrt (/ (- x y) (* (* x 2.0) y))) (cbrt (/ (- x y) (* (* x 2.0) y))))
  (cbrt (/ (- x y) (* (* x 2.0) y)))
  (* (* (/ (- x y) (* (* x 2.0) y)) (/ (- x y) (* (* x 2.0) y))) (/ (- x y) (* (* x 2.0) y)))
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (- (- x y))
  (- (* (* x 2.0) y))
  (/ x (* (* x 2.0) y))
  (/ y (* (* x 2.0) y))
  (/ (* (cbrt (- x y)) (cbrt (- x y))) (* x 2.0))
  (/ (cbrt (- x y)) y)
  (/ (sqrt (- x y)) (* x 2.0))
  (/ (sqrt (- x y)) y)
  (/ 1 (* x 2.0))
  (/ (- x y) y)
  (/ (+ (sqrt x) (sqrt y)) (* x 2.0))
  (/ (- (sqrt x) (sqrt y)) y)
  (/ 1 (* x 2.0))
  (/ (- x y) y)
  (/ 1 (* (* x 2.0) y))
  (/ (* (* x 2.0) y) (- x y))
  (/ (- x y) (* x 2.0))
  (/ (* (* x 2.0) y) (cbrt (- x y)))
  (/ (* (* x 2.0) y) (sqrt (- x y)))
  (/ (* (* x 2.0) y) (- x y))
  (/ (* (* x 2.0) y) (- (sqrt x) (sqrt y)))
  (/ (* (* x 2.0) y) (- x y))
  (* (* (* x 2.0) y) (+ (* x x) (+ (* y y) (* x y))))
  (* (* (* x 2.0) y) (+ x y))
  (real->posit16 (/ (- x y) (* (* x 2.0) y)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
0.267 * * [simplify]: iteration 0: 83 enodes
0.291 * * [simplify]: iteration 1: 232 enodes
0.355 * * [simplify]: iteration 2: 816 enodes
0.599 * * [simplify]: iteration complete: 2001 enodes
0.599 * * [simplify]: Extracting #0: cost 28 inf + 0
0.600 * * [simplify]: Extracting #1: cost 413 inf + 0
0.604 * * [simplify]: Extracting #2: cost 718 inf + 1194
0.613 * * [simplify]: Extracting #3: cost 588 inf + 33284
0.650 * * [simplify]: Extracting #4: cost 116 inf + 123652
0.700 * * [simplify]: Extracting #5: cost 1 inf + 145344
0.752 * * [simplify]: Extracting #6: cost 0 inf + 145255
0.805 * [simplify]: Simplified to:
  (log (/ (/ (- x y) (* 2.0 x)) y))
  (log (/ (/ (- x y) (* 2.0 x)) y))
  (log (/ (/ (- x y) (* 2.0 x)) y))
  (log (/ (/ (- x y) (* 2.0 x)) y))
  (exp (/ (/ (- x y) (* 2.0 x)) y))
  (* (/ (/ (- x y) (* 2.0 x)) y) (* (/ (/ (- x y) (* 2.0 x)) y) (/ (/ (- x y) (* 2.0 x)) y)))
  (* (/ (/ (- x y) (* 2.0 x)) y) (* (/ (/ (- x y) (* 2.0 x)) y) (/ (/ (- x y) (* 2.0 x)) y)))
  (* (/ (/ (- x y) (* 2.0 x)) y) (* (/ (/ (- x y) (* 2.0 x)) y) (/ (/ (- x y) (* 2.0 x)) y)))
  (* (cbrt (/ (/ (- x y) (* 2.0 x)) y)) (cbrt (/ (/ (- x y) (* 2.0 x)) y)))
  (cbrt (/ (/ (- x y) (* 2.0 x)) y))
  (* (/ (/ (- x y) (* 2.0 x)) y) (* (/ (/ (- x y) (* 2.0 x)) y) (/ (/ (- x y) (* 2.0 x)) y)))
  (sqrt (/ (/ (- x y) (* 2.0 x)) y))
  (sqrt (/ (/ (- x y) (* 2.0 x)) y))
  (+ (- x) y)
  (* y (* x (- 2.0)))
  (/ (/ 1 2.0) y)
  (/ y (* 2.0 (* x y)))
  (* (/ (cbrt (- x y)) (* 2.0 x)) (cbrt (- x y)))
  (/ (cbrt (- x y)) y)
  (/ (/ (sqrt (- x y)) x) 2.0)
  (/ (sqrt (- x y)) y)
  (/ 1 (* 2.0 x))
  (/ (- x y) y)
  (/ (+ (sqrt y) (sqrt x)) (* 2.0 x))
  (/ (- (sqrt x) (sqrt y)) y)
  (/ 1 (* 2.0 x))
  (/ (- x y) y)
  (/ (/ 1 (* 2.0 x)) y)
  (/ (* 2.0 x) (/ (- x y) y))
  (/ (- x y) (* 2.0 x))
  (/ (* 2.0 x) (/ (cbrt (- x y)) y))
  (* (/ (* 2.0 x) (sqrt (- x y))) y)
  (/ (* 2.0 x) (/ (- x y) y))
  (/ (* 2.0 x) (/ (- (sqrt x) (sqrt y)) y))
  (/ (* 2.0 x) (/ (- x y) y))
  (* (* (+ (* (+ y x) y) (* x x)) (* 2.0 x)) y)
  (* (* 2.0 x) (* (+ y x) y))
  (real->posit16 (/ (/ (- x y) (* 2.0 x)) y))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
0.807 * * * [progress]: adding candidates to table
0.889 * * [progress]: iteration 2 / 4
0.890 * * * [progress]: picking best candidate
0.891 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ 0.5 y) (/ 0.5 x)))>
0.891 * * * [progress]: localizing error
0.899 * * * [progress]: generating rewritten candidates
0.899 * * * [progress]: generating series expansions
0.899 * * * [progress]: simplifying candidates
0.899 * [simplify]: Simplifying:
  
0.899 * * [simplify]: iteration 0: 0 enodes
0.899 * * [simplify]: iteration complete: 0 enodes
0.899 * * [simplify]: Extracting #0: cost 0 inf + 0
0.899 * [simplify]: Simplified to:
  
0.899 * * * [progress]: adding candidates to table
0.900 * [progress]: [Phase 3 of 3] Extracting.
0.902 * [simplify]: Simplifying:
  (- (/ 0.5 y) (/ 0.5 x))
0.902 * * [simplify]: iteration 0: 6 enodes
0.902 * * [simplify]: iteration complete: 6 enodes
0.902 * * [simplify]: Extracting #0: cost 1 inf + 0
0.902 * * [simplify]: Extracting #1: cost 3 inf + 0
0.902 * * [simplify]: Extracting #2: cost 6 inf + 0
0.902 * * [simplify]: Extracting #3: cost 3 inf + 3
0.902 * * [simplify]: Extracting #4: cost 0 inf + 210
0.902 * [simplify]: Simplified to:
  (- (/ 0.5 y) (/ 0.5 x))
1.833 * [regime-testing]: Baseline error score: 0.013824848418642476
1.837 * [regime-testing]: Oracle error score: 0.013824848418642476
1.837 * [regime-testing]: End program error score: 0.013824848418642476
1.893 * [regime-testing]: Target error score: 0.013824848418642476