13.126 * [progress]: [Phase 1 of 3] Setting up.
0.001 * * * [progress]: [1/2] Preparing points
0.015 * * * [progress]: [2/2] Setting up program.
0.017 * [progress]: [Phase 2 of 3] Improving.
0.017 * [simplify]: Simplifying:
  (/ (- x y) (* (* x 2.0) y))
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7.009 * * [simplify]: Extracting # 0 : cost  0
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7.039 * * [simplify]: Extracting # 0 : cost  0
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7.074 * * [simplify]: Extracting # 0 : cost  0
7.074 * * [simplify]: iteration  170 :  3401  enodes  (cost  9 )
7.122 * * [simplify]: Extracting # 0 : cost  0
7.122 * * [simplify]: iteration  171 :  3420  enodes  (cost  9 )
7.177 * * [simplify]: Extracting # 0 : cost  0
7.177 * * [simplify]: iteration  172 :  3439  enodes  (cost  9 )
7.227 * * [simplify]: Extracting # 0 : cost  0
7.228 * * [simplify]: iteration  173 :  3458  enodes  (cost  9 )
7.265 * * [simplify]: Extracting # 0 : cost  0
7.265 * * [simplify]: iteration  174 :  3477  enodes  (cost  9 )
7.295 * * [simplify]: Extracting # 0 : cost  0
7.295 * * [simplify]: iteration  175 :  3496  enodes  (cost  9 )
7.339 * * [simplify]: Extracting # 0 : cost  0
7.339 * * [simplify]: iteration  176 :  3515  enodes  (cost  9 )
7.373 * * [simplify]: Extracting # 0 : cost  0
7.373 * * [simplify]: iteration  177 :  3534  enodes  (cost  9 )
7.416 * * [simplify]: Extracting # 0 : cost  0
7.416 * * [simplify]: iteration  178 :  3553  enodes  (cost  9 )
7.462 * * [simplify]: Extracting # 0 : cost  0
7.462 * * [simplify]: iteration  179 :  3572  enodes  (cost  9 )
7.510 * * [simplify]: Extracting # 0 : cost  0
7.510 * * [simplify]: iteration  180 :  3591  enodes  (cost  9 )
7.557 * * [simplify]: Extracting # 0 : cost  0
7.557 * * [simplify]: iteration  181 :  3610  enodes  (cost  9 )
7.607 * * [simplify]: Extracting # 0 : cost  0
7.607 * * [simplify]: iteration  182 :  3629  enodes  (cost  9 )
7.648 * * [simplify]: Extracting # 0 : cost  0
7.648 * * [simplify]: iteration  183 :  3648  enodes  (cost  9 )
7.693 * * [simplify]: Extracting # 0 : cost  0
7.693 * * [simplify]: iteration  184 :  3667  enodes  (cost  9 )
7.739 * * [simplify]: Extracting # 0 : cost  0
7.739 * * [simplify]: iteration  185 :  3686  enodes  (cost  9 )
7.791 * * [simplify]: Extracting # 0 : cost  0
7.791 * * [simplify]: iteration  186 :  3705  enodes  (cost  9 )
7.822 * * [simplify]: Extracting # 0 : cost  0
7.823 * * [simplify]: iteration  187 :  3724  enodes  (cost  9 )
7.863 * * [simplify]: Extracting # 0 : cost  0
7.863 * * [simplify]: iteration  188 :  3743  enodes  (cost  9 )
7.895 * * [simplify]: Extracting # 0 : cost  0
7.896 * * [simplify]: iteration  189 :  3762  enodes  (cost  9 )
7.928 * * [simplify]: Extracting # 0 : cost  0
7.928 * * [simplify]: iteration  190 :  3781  enodes  (cost  9 )
7.959 * * [simplify]: Extracting # 0 : cost  0
7.959 * * [simplify]: iteration  191 :  3800  enodes  (cost  9 )
7.991 * * [simplify]: Extracting # 0 : cost  0
7.992 * * [simplify]: iteration  192 :  3819  enodes  (cost  9 )
8.024 * * [simplify]: Extracting # 0 : cost  0
8.024 * * [simplify]: iteration  193 :  3838  enodes  (cost  9 )
8.056 * * [simplify]: Extracting # 0 : cost  0
8.057 * * [simplify]: iteration  194 :  3857  enodes  (cost  9 )
8.091 * * [simplify]: Extracting # 0 : cost  0
8.091 * * [simplify]: iteration  195 :  3876  enodes  (cost  9 )
8.136 * * [simplify]: Extracting # 0 : cost  0
8.136 * * [simplify]: iteration  196 :  3895  enodes  (cost  9 )
8.184 * * [simplify]: Extracting # 0 : cost  0
8.185 * * [simplify]: iteration  197 :  3914  enodes  (cost  9 )
8.223 * * [simplify]: Extracting # 0 : cost  0
8.224 * * [simplify]: iteration  198 :  3933  enodes  (cost  9 )
8.273 * * [simplify]: Extracting # 0 : cost  0
8.273 * * [simplify]: iteration  199 :  3952  enodes  (cost  9 )
8.321 * * [simplify]: Extracting # 0 : cost  0
8.321 * * [simplify]: iteration  200 :  3971  enodes  (cost  9 )
8.375 * * [simplify]: Extracting # 0 : cost  0
8.375 * * [simplify]: iteration  201 :  3990  enodes  (cost  9 )
8.408 * * [simplify]: Extracting # 0 : cost  0
8.408 * * [simplify]: iteration  202 :  4009  enodes  (cost  9 )
8.444 * * [simplify]: Extracting # 0 : cost  0
8.444 * * [simplify]: iteration  203 :  4028  enodes  (cost  9 )
8.475 * * [simplify]: Extracting # 0 : cost  0
8.475 * * [simplify]: iteration  204 :  4047  enodes  (cost  9 )
8.509 * * [simplify]: Extracting # 0 : cost  0
8.509 * * [simplify]: iteration  205 :  4066  enodes  (cost  9 )
8.540 * * [simplify]: Extracting # 0 : cost  0
8.540 * * [simplify]: iteration  206 :  4085  enodes  (cost  9 )
8.593 * * [simplify]: Extracting # 0 : cost  0
8.593 * * [simplify]: iteration  207 :  4104  enodes  (cost  9 )
8.635 * * [simplify]: Extracting # 0 : cost  0
8.635 * * [simplify]: iteration  208 :  4123  enodes  (cost  9 )
8.674 * * [simplify]: Extracting # 0 : cost  0
8.675 * * [simplify]: iteration  209 :  4142  enodes  (cost  9 )
8.718 * * [simplify]: Extracting # 0 : cost  0
8.718 * * [simplify]: iteration  210 :  4161  enodes  (cost  9 )
8.771 * * [simplify]: Extracting # 0 : cost  0
8.771 * * [simplify]: iteration  211 :  4180  enodes  (cost  9 )
8.814 * * [simplify]: Extracting # 0 : cost  0
8.814 * * [simplify]: iteration  212 :  4199  enodes  (cost  9 )
8.853 * * [simplify]: Extracting # 0 : cost  0
8.854 * * [simplify]: iteration  213 :  4218  enodes  (cost  9 )
8.884 * * [simplify]: Extracting # 0 : cost  0
8.884 * * [simplify]: iteration  214 :  4237  enodes  (cost  9 )
8.935 * * [simplify]: Extracting # 0 : cost  0
8.935 * * [simplify]: iteration  215 :  4256  enodes  (cost  9 )
8.969 * * [simplify]: Extracting # 0 : cost  0
8.970 * * [simplify]: iteration  216 :  4275  enodes  (cost  9 )
9.028 * * [simplify]: Extracting # 0 : cost  0
9.029 * * [simplify]: iteration  217 :  4294  enodes  (cost  9 )
9.079 * * [simplify]: Extracting # 0 : cost  0
9.079 * * [simplify]: iteration  218 :  4313  enodes  (cost  9 )
9.113 * * [simplify]: Extracting # 0 : cost  0
9.113 * * [simplify]: iteration  219 :  4332  enodes  (cost  9 )
9.146 * * [simplify]: Extracting # 0 : cost  0
9.146 * * [simplify]: iteration  220 :  4351  enodes  (cost  9 )
9.195 * * [simplify]: Extracting # 0 : cost  0
9.195 * * [simplify]: iteration  221 :  4370  enodes  (cost  9 )
9.239 * * [simplify]: Extracting # 0 : cost  0
9.239 * * [simplify]: iteration  222 :  4389  enodes  (cost  9 )
9.270 * * [simplify]: Extracting # 0 : cost  0
9.270 * * [simplify]: iteration  223 :  4408  enodes  (cost  9 )
9.303 * * [simplify]: Extracting # 0 : cost  0
9.303 * * [simplify]: iteration  224 :  4427  enodes  (cost  9 )
9.333 * * [simplify]: Extracting # 0 : cost  0
9.334 * * [simplify]: iteration  225 :  4446  enodes  (cost  9 )
9.366 * * [simplify]: Extracting # 0 : cost  0
9.366 * * [simplify]: iteration  226 :  4465  enodes  (cost  9 )
9.396 * * [simplify]: Extracting # 0 : cost  0
9.396 * * [simplify]: iteration  227 :  4484  enodes  (cost  9 )
9.429 * * [simplify]: Extracting # 0 : cost  0
9.429 * * [simplify]: iteration  228 :  4503  enodes  (cost  9 )
9.460 * * [simplify]: Extracting # 0 : cost  0
9.461 * * [simplify]: iteration  229 :  4522  enodes  (cost  9 )
9.495 * * [simplify]: Extracting # 0 : cost  0
9.495 * * [simplify]: iteration  230 :  4541  enodes  (cost  9 )
9.525 * * [simplify]: Extracting # 0 : cost  0
9.525 * * [simplify]: iteration  231 :  4560  enodes  (cost  9 )
9.559 * * [simplify]: Extracting # 0 : cost  0
9.559 * * [simplify]: iteration  232 :  4579  enodes  (cost  9 )
9.598 * * [simplify]: Extracting # 0 : cost  0
9.598 * * [simplify]: iteration  233 :  4598  enodes  (cost  9 )
9.634 * * [simplify]: Extracting # 0 : cost  0
9.635 * * [simplify]: iteration  234 :  4617  enodes  (cost  9 )
9.670 * * [simplify]: Extracting # 0 : cost  0
9.671 * * [simplify]: iteration  235 :  4636  enodes  (cost  9 )
9.713 * * [simplify]: Extracting # 0 : cost  0
9.714 * * [simplify]: iteration  236 :  4655  enodes  (cost  9 )
9.760 * * [simplify]: Extracting # 0 : cost  0
9.760 * * [simplify]: iteration  237 :  4674  enodes  (cost  9 )
9.799 * * [simplify]: Extracting # 0 : cost  0
9.799 * * [simplify]: iteration  238 :  4693  enodes  (cost  9 )
9.830 * * [simplify]: Extracting # 0 : cost  0
9.830 * * [simplify]: iteration  239 :  4712  enodes  (cost  9 )
9.862 * * [simplify]: Extracting # 0 : cost  0
9.862 * * [simplify]: iteration  240 :  4731  enodes  (cost  9 )
9.892 * * [simplify]: Extracting # 0 : cost  0
9.892 * * [simplify]: iteration  241 :  4750  enodes  (cost  9 )
9.924 * * [simplify]: Extracting # 0 : cost  0
9.924 * * [simplify]: iteration  242 :  4769  enodes  (cost  9 )
9.961 * * [simplify]: Extracting # 0 : cost  0
9.961 * * [simplify]: iteration  243 :  4788  enodes  (cost  9 )
9.996 * * [simplify]: Extracting # 0 : cost  0
9.996 * * [simplify]: iteration  244 :  4807  enodes  (cost  9 )
10.043 * * [simplify]: Extracting # 0 : cost  0
10.044 * * [simplify]: iteration  245 :  4826  enodes  (cost  9 )
10.088 * * [simplify]: Extracting # 0 : cost  0
10.089 * * [simplify]: iteration  246 :  4845  enodes  (cost  9 )
10.138 * * [simplify]: Extracting # 0 : cost  0
10.138 * * [simplify]: iteration  247 :  4864  enodes  (cost  9 )
10.184 * * [simplify]: Extracting # 0 : cost  0
10.185 * * [simplify]: iteration  248 :  4883  enodes  (cost  9 )
10.223 * * [simplify]: Extracting # 0 : cost  0
10.223 * * [simplify]: iteration  249 :  4902  enodes  (cost  9 )
10.269 * * [simplify]: Extracting # 0 : cost  0
10.269 * * [simplify]: iteration  250 :  4921  enodes  (cost  9 )
10.317 * * [simplify]: Extracting # 0 : cost  0
10.317 * * [simplify]: iteration  251 :  4940  enodes  (cost  9 )
10.360 * * [simplify]: Extracting # 0 : cost  0
10.360 * * [simplify]: iteration  252 :  4959  enodes  (cost  9 )
10.410 * * [simplify]: Extracting # 0 : cost  0
10.410 * * [simplify]: iteration  253 :  4978  enodes  (cost  9 )
10.453 * * [simplify]: Extracting # 0 : cost  0
10.453 * * [simplify]: iteration  254 :  4997  enodes  (cost  9 )
10.479 * * [simplify]: Extracting # 0 : cost  0
10.479 * * [simplify]: Extracting # 1 : cost  0
10.479 * * [simplify]: Extracting # 2 : cost  0
10.479 * * [simplify]: iteration done:  5000  enodes  (cost  9 )
10.479 * [simplify]: Simplified to:
  (/ (- x y) (* (* x 2.0) y))
10.480 * * [progress]: iteration 1 / 4
10.480 * * * [progress]: picking best candidate
10.481 * * * * [pick]: Picked  #<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))>
10.481 * * * [progress]: localizing error
10.487 * * * [progress]: generating rewritten candidates
10.487 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
10.516 * * * [progress]: generating series expansions
10.516 * * * * [progress]: [ 1 / 1 ] generating series at (2)
10.516 * [backup-simplify]: Simplify (/ (- x y) (* (* x 2.0) y)) into (* 0.5 (/ (- x y) (* x y)))
10.516 * [approximate]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in (x y) around 0
10.516 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in y
10.516 * [taylor]: Taking taylor expansion of 0.5 in y
10.516 * [backup-simplify]: Simplify 0.5 into 0.5
10.516 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in y
10.516 * [taylor]: Taking taylor expansion of (- x y) in y
10.516 * [taylor]: Taking taylor expansion of x in y
10.516 * [backup-simplify]: Simplify x into x
10.516 * [taylor]: Taking taylor expansion of y in y
10.516 * [backup-simplify]: Simplify 0 into 0
10.516 * [backup-simplify]: Simplify 1 into 1
10.516 * [taylor]: Taking taylor expansion of (* x y) in y
10.516 * [taylor]: Taking taylor expansion of x in y
10.516 * [backup-simplify]: Simplify x into x
10.516 * [taylor]: Taking taylor expansion of y in y
10.516 * [backup-simplify]: Simplify 0 into 0
10.516 * [backup-simplify]: Simplify 1 into 1
10.517 * [backup-simplify]: Simplify (- 0) into 0
10.517 * [backup-simplify]: Simplify (+ x 0) into x
10.517 * [backup-simplify]: Simplify (* x 0) into 0
10.517 * [backup-simplify]: Simplify (+ (* x 1) (* 0 0)) into x
10.517 * [backup-simplify]: Simplify (/ x x) into 1
10.517 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
10.517 * [taylor]: Taking taylor expansion of 0.5 in x
10.517 * [backup-simplify]: Simplify 0.5 into 0.5
10.517 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
10.517 * [taylor]: Taking taylor expansion of (- x y) in x
10.517 * [taylor]: Taking taylor expansion of x in x
10.517 * [backup-simplify]: Simplify 0 into 0
10.517 * [backup-simplify]: Simplify 1 into 1
10.518 * [taylor]: Taking taylor expansion of y in x
10.518 * [backup-simplify]: Simplify y into y
10.518 * [taylor]: Taking taylor expansion of (* x y) in x
10.518 * [taylor]: Taking taylor expansion of x in x
10.518 * [backup-simplify]: Simplify 0 into 0
10.518 * [backup-simplify]: Simplify 1 into 1
10.518 * [taylor]: Taking taylor expansion of y in x
10.518 * [backup-simplify]: Simplify y into y
10.518 * [backup-simplify]: Simplify (- y) into (- y)
10.518 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
10.518 * [backup-simplify]: Simplify (* 0 y) into 0
10.518 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
10.518 * [backup-simplify]: Simplify (/ (- y) y) into -1
10.518 * [taylor]: Taking taylor expansion of (* 0.5 (/ (- x y) (* x y))) in x
10.518 * [taylor]: Taking taylor expansion of 0.5 in x
10.518 * [backup-simplify]: Simplify 0.5 into 0.5
10.518 * [taylor]: Taking taylor expansion of (/ (- x y) (* x y)) in x
10.518 * [taylor]: Taking taylor expansion of (- x y) in x
10.518 * [taylor]: Taking taylor expansion of x in x
10.518 * [backup-simplify]: Simplify 0 into 0
10.518 * [backup-simplify]: Simplify 1 into 1
10.518 * [taylor]: Taking taylor expansion of y in x
10.518 * [backup-simplify]: Simplify y into y
10.518 * [taylor]: Taking taylor expansion of (* x y) in x
10.518 * [taylor]: Taking taylor expansion of x in x
10.518 * [backup-simplify]: Simplify 0 into 0
10.518 * [backup-simplify]: Simplify 1 into 1
10.518 * [taylor]: Taking taylor expansion of y in x
10.518 * [backup-simplify]: Simplify y into y
10.518 * [backup-simplify]: Simplify (- y) into (- y)
10.518 * [backup-simplify]: Simplify (+ 0 (- y)) into (- y)
10.518 * [backup-simplify]: Simplify (* 0 y) into 0
10.519 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
10.519 * [backup-simplify]: Simplify (/ (- y) y) into -1
10.519 * [backup-simplify]: Simplify (* 0.5 -1) into -0.5
10.519 * [taylor]: Taking taylor expansion of -0.5 in y
10.519 * [backup-simplify]: Simplify -0.5 into -0.5
10.519 * [backup-simplify]: Simplify (- 0) into 0
10.520 * [backup-simplify]: Simplify (+ 1 0) into 1
10.520 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
10.520 * [backup-simplify]: Simplify (- (/ 1 y) (+ (* -1 (/ 0 y)))) into (/ 1 y)
10.520 * [backup-simplify]: Simplify (+ (* 0.5 (/ 1 y)) (* 0 -1)) into (* 0.5 (/ 1 y))
10.520 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
10.521 * [taylor]: Taking taylor expansion of 0.5 in y
10.521 * [backup-simplify]: Simplify 0.5 into 0.5
10.521 * [taylor]: Taking taylor expansion of (/ 1 y) in y
10.521 * [taylor]: Taking taylor expansion of y in y
10.521 * [backup-simplify]: Simplify 0 into 0
10.521 * [backup-simplify]: Simplify 1 into 1
10.521 * [backup-simplify]: Simplify (/ 1 1) into 1
10.521 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
10.521 * [backup-simplify]: Simplify 0.5 into 0.5
10.521 * [backup-simplify]: Simplify -0.5 into -0.5
10.522 * [backup-simplify]: Simplify (- 0) into 0
10.522 * [backup-simplify]: Simplify (+ 0 0) into 0
10.523 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
10.523 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* -1 (/ 0 y)) (* (/ 1 y) (/ 0 y)))) into 0
10.524 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
10.524 * [taylor]: Taking taylor expansion of 0 in y
10.524 * [backup-simplify]: Simplify 0 into 0
10.524 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
10.525 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
10.525 * [backup-simplify]: Simplify 0 into 0
10.525 * [backup-simplify]: Simplify 0 into 0
10.525 * [backup-simplify]: Simplify (- 0) into 0
10.526 * [backup-simplify]: Simplify (+ 0 0) into 0
10.527 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
10.527 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* -1 (/ 0 y)) (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.528 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
10.528 * [taylor]: Taking taylor expansion of 0 in y
10.528 * [backup-simplify]: Simplify 0 into 0
10.528 * [backup-simplify]: Simplify 0 into 0
10.529 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.530 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
10.530 * [backup-simplify]: Simplify 0 into 0
10.530 * [backup-simplify]: Simplify 0 into 0
10.530 * [backup-simplify]: Simplify (- 0) into 0
10.531 * [backup-simplify]: Simplify (+ 0 0) into 0
10.532 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
10.533 * [backup-simplify]: Simplify (- (/ 0 y) (+ (* -1 (/ 0 y)) (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.534 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1))))) into 0
10.534 * [taylor]: Taking taylor expansion of 0 in y
10.534 * [backup-simplify]: Simplify 0 into 0
10.534 * [backup-simplify]: Simplify 0 into 0
10.534 * [backup-simplify]: Simplify (+ (* -0.5 (* 1 (/ 1 x))) (* 0.5 (* (/ 1 y) 1))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
10.535 * [backup-simplify]: Simplify (/ (- (/ 1 x) (/ 1 y)) (* (* (/ 1 x) 2.0) (/ 1 y))) into (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y)))
10.535 * [approximate]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in (x y) around 0
10.535 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in y
10.535 * [taylor]: Taking taylor expansion of 0.5 in y
10.535 * [backup-simplify]: Simplify 0.5 into 0.5
10.535 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in y
10.535 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in y
10.535 * [taylor]: Taking taylor expansion of (/ 1 x) in y
10.535 * [taylor]: Taking taylor expansion of x in y
10.535 * [backup-simplify]: Simplify x into x
10.535 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
10.535 * [taylor]: Taking taylor expansion of (/ 1 y) in y
10.535 * [taylor]: Taking taylor expansion of y in y
10.535 * [backup-simplify]: Simplify 0 into 0
10.535 * [backup-simplify]: Simplify 1 into 1
10.535 * [backup-simplify]: Simplify (/ 1 1) into 1
10.535 * [taylor]: Taking taylor expansion of (* x y) in y
10.535 * [taylor]: Taking taylor expansion of x in y
10.535 * [backup-simplify]: Simplify x into x
10.535 * [taylor]: Taking taylor expansion of y in y
10.535 * [backup-simplify]: Simplify 0 into 0
10.535 * [backup-simplify]: Simplify 1 into 1
10.535 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
10.535 * [taylor]: Taking taylor expansion of 0.5 in x
10.535 * [backup-simplify]: Simplify 0.5 into 0.5
10.535 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
10.536 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
10.536 * [taylor]: Taking taylor expansion of (/ 1 x) in x
10.536 * [taylor]: Taking taylor expansion of x in x
10.536 * [backup-simplify]: Simplify 0 into 0
10.536 * [backup-simplify]: Simplify 1 into 1
10.536 * [backup-simplify]: Simplify (/ 1 1) into 1
10.536 * [taylor]: Taking taylor expansion of (/ 1 y) in x
10.536 * [taylor]: Taking taylor expansion of y in x
10.536 * [backup-simplify]: Simplify y into y
10.536 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
10.536 * [taylor]: Taking taylor expansion of (* x y) in x
10.536 * [taylor]: Taking taylor expansion of x in x
10.536 * [backup-simplify]: Simplify 0 into 0
10.536 * [backup-simplify]: Simplify 1 into 1
10.536 * [taylor]: Taking taylor expansion of y in x
10.536 * [backup-simplify]: Simplify y into y
10.536 * [taylor]: Taking taylor expansion of (* 0.5 (* (- (/ 1 x) (/ 1 y)) (* x y))) in x
10.536 * [taylor]: Taking taylor expansion of 0.5 in x
10.536 * [backup-simplify]: Simplify 0.5 into 0.5
10.536 * [taylor]: Taking taylor expansion of (* (- (/ 1 x) (/ 1 y)) (* x y)) in x
10.536 * [taylor]: Taking taylor expansion of (- (/ 1 x) (/ 1 y)) in x
10.536 * [taylor]: Taking taylor expansion of (/ 1 x) in x
10.536 * [taylor]: Taking taylor expansion of x in x
10.536 * [backup-simplify]: Simplify 0 into 0
10.536 * [backup-simplify]: Simplify 1 into 1
10.537 * [backup-simplify]: Simplify (/ 1 1) into 1
10.537 * [taylor]: Taking taylor expansion of (/ 1 y) in x
10.537 * [taylor]: Taking taylor expansion of y in x
10.537 * [backup-simplify]: Simplify y into y
10.537 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
10.537 * [taylor]: Taking taylor expansion of (* x y) in x
10.537 * [taylor]: Taking taylor expansion of x in x
10.537 * [backup-simplify]: Simplify 0 into 0
10.537 * [backup-simplify]: Simplify 1 into 1
10.537 * [taylor]: Taking taylor expansion of y in x
10.537 * [backup-simplify]: Simplify y into y
10.537 * [backup-simplify]: Simplify (+ 1 0) into 1
10.537 * [backup-simplify]: Simplify (* 0 y) into 0
10.538 * [backup-simplify]: Simplify (* 1 0) into 0
10.538 * [backup-simplify]: Simplify (* 0.5 0) into 0
10.538 * [taylor]: Taking taylor expansion of 0 in y
10.538 * [backup-simplify]: Simplify 0 into 0
10.539 * [backup-simplify]: Simplify (+ (* 0 0) (* 1 y)) into y
10.539 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
10.539 * [backup-simplify]: Simplify (- (/ 1 y)) into (- (/ 1 y))
10.539 * [backup-simplify]: Simplify (+ 0 (- (/ 1 y))) into (- (/ 1 y))
10.539 * [backup-simplify]: Simplify (+ (* 1 y) (* (- (/ 1 y)) 0)) into y
10.540 * [backup-simplify]: Simplify (+ (* 0.5 y) (* 0 0)) into (* 0.5 y)
10.540 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
10.540 * [taylor]: Taking taylor expansion of 0.5 in y
10.540 * [backup-simplify]: Simplify 0.5 into 0.5
10.540 * [taylor]: Taking taylor expansion of y in y
10.540 * [backup-simplify]: Simplify 0 into 0
10.540 * [backup-simplify]: Simplify 1 into 1
10.540 * [backup-simplify]: Simplify 0 into 0
10.540 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (* 0 y))) into 0
10.541 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.541 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
10.541 * [backup-simplify]: Simplify (- 0) into 0
10.541 * [backup-simplify]: Simplify (+ 0 0) into 0
10.542 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) y) (* 0 0))) into (- 1)
10.542 * [backup-simplify]: Simplify (+ (* 0.5 (- 1)) (+ (* 0 y) (* 0 0))) into (- 0.5)
10.542 * [taylor]: Taking taylor expansion of (- 0.5) in y
10.543 * [taylor]: Taking taylor expansion of 0.5 in y
10.543 * [backup-simplify]: Simplify 0.5 into 0.5
10.543 * [backup-simplify]: Simplify (* 0.5 0) into 0
10.543 * [backup-simplify]: Simplify 0 into 0
10.543 * [backup-simplify]: Simplify 0 into 0
10.544 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (* 0 y)))) into 0
10.544 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.544 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.544 * [backup-simplify]: Simplify (- 0) into 0
10.545 * [backup-simplify]: Simplify (+ 0 0) into 0
10.545 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 y) (* 0 0)))) into 0
10.546 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 (- 1)) (+ (* 0 y) (* 0 0)))) into 0
10.546 * [taylor]: Taking taylor expansion of 0 in y
10.546 * [backup-simplify]: Simplify 0 into 0
10.546 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
10.546 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
10.552 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
10.552 * [backup-simplify]: Simplify 0.5 into 0.5
10.552 * [backup-simplify]: Simplify 0 into 0
10.553 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (* 0 y))))) into 0
10.553 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.553 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.554 * [backup-simplify]: Simplify (- 0) into 0
10.554 * [backup-simplify]: Simplify (+ 0 0) into 0
10.555 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 0) (+ (* 0 y) (* 0 0))))) into 0
10.556 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 (- 1)) (+ (* 0 y) (* 0 0))))) into 0
10.556 * [taylor]: Taking taylor expansion of 0 in y
10.556 * [backup-simplify]: Simplify 0 into 0
10.556 * [backup-simplify]: Simplify 0 into 0
10.556 * [backup-simplify]: Simplify (- 0) into 0
10.556 * [backup-simplify]: Simplify 0 into 0
10.557 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
10.557 * [backup-simplify]: Simplify 0 into 0
10.557 * [backup-simplify]: Simplify 0 into 0
10.558 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 y)))))) into 0
10.558 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.558 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.559 * [backup-simplify]: Simplify (- 0) into 0
10.559 * [backup-simplify]: Simplify (+ 0 0) into 0
10.560 * [backup-simplify]: Simplify (+ (* 1 0) (+ (* (- (/ 1 y)) 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 y) (* 0 0)))))) into 0
10.561 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (- 1)) (+ (* 0 y) (* 0 0)))))) into 0
10.561 * [taylor]: Taking taylor expansion of 0 in y
10.561 * [backup-simplify]: Simplify 0 into 0
10.561 * [backup-simplify]: Simplify 0 into 0
10.562 * [backup-simplify]: Simplify (+ (* 0.5 (* (/ 1 y) 1)) (* (- 0.5) (* 1 (/ 1 x)))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
10.562 * [backup-simplify]: Simplify (/ (- (/ 1 (- x)) (/ 1 (- y))) (* (* (/ 1 (- x)) 2.0) (/ 1 (- y)))) into (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x)))))
10.562 * [approximate]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in (x y) around 0
10.562 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in y
10.562 * [taylor]: Taking taylor expansion of 0.5 in y
10.562 * [backup-simplify]: Simplify 0.5 into 0.5
10.562 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in y
10.562 * [taylor]: Taking taylor expansion of x in y
10.562 * [backup-simplify]: Simplify x into x
10.562 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in y
10.562 * [taylor]: Taking taylor expansion of y in y
10.562 * [backup-simplify]: Simplify 0 into 0
10.562 * [backup-simplify]: Simplify 1 into 1
10.562 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in y
10.562 * [taylor]: Taking taylor expansion of (/ 1 y) in y
10.562 * [taylor]: Taking taylor expansion of y in y
10.562 * [backup-simplify]: Simplify 0 into 0
10.562 * [backup-simplify]: Simplify 1 into 1
10.563 * [backup-simplify]: Simplify (/ 1 1) into 1
10.563 * [taylor]: Taking taylor expansion of (/ 1 x) in y
10.563 * [taylor]: Taking taylor expansion of x in y
10.563 * [backup-simplify]: Simplify x into x
10.563 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
10.563 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
10.563 * [taylor]: Taking taylor expansion of 0.5 in x
10.563 * [backup-simplify]: Simplify 0.5 into 0.5
10.563 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
10.563 * [taylor]: Taking taylor expansion of x in x
10.563 * [backup-simplify]: Simplify 0 into 0
10.563 * [backup-simplify]: Simplify 1 into 1
10.563 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
10.563 * [taylor]: Taking taylor expansion of y in x
10.563 * [backup-simplify]: Simplify y into y
10.563 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
10.563 * [taylor]: Taking taylor expansion of (/ 1 y) in x
10.563 * [taylor]: Taking taylor expansion of y in x
10.563 * [backup-simplify]: Simplify y into y
10.563 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
10.563 * [taylor]: Taking taylor expansion of (/ 1 x) in x
10.563 * [taylor]: Taking taylor expansion of x in x
10.563 * [backup-simplify]: Simplify 0 into 0
10.563 * [backup-simplify]: Simplify 1 into 1
10.563 * [backup-simplify]: Simplify (/ 1 1) into 1
10.563 * [taylor]: Taking taylor expansion of (* 0.5 (* x (* y (- (/ 1 y) (/ 1 x))))) in x
10.563 * [taylor]: Taking taylor expansion of 0.5 in x
10.563 * [backup-simplify]: Simplify 0.5 into 0.5
10.563 * [taylor]: Taking taylor expansion of (* x (* y (- (/ 1 y) (/ 1 x)))) in x
10.563 * [taylor]: Taking taylor expansion of x in x
10.563 * [backup-simplify]: Simplify 0 into 0
10.563 * [backup-simplify]: Simplify 1 into 1
10.563 * [taylor]: Taking taylor expansion of (* y (- (/ 1 y) (/ 1 x))) in x
10.563 * [taylor]: Taking taylor expansion of y in x
10.563 * [backup-simplify]: Simplify y into y
10.563 * [taylor]: Taking taylor expansion of (- (/ 1 y) (/ 1 x)) in x
10.563 * [taylor]: Taking taylor expansion of (/ 1 y) in x
10.563 * [taylor]: Taking taylor expansion of y in x
10.563 * [backup-simplify]: Simplify y into y
10.564 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
10.564 * [taylor]: Taking taylor expansion of (/ 1 x) in x
10.564 * [taylor]: Taking taylor expansion of x in x
10.564 * [backup-simplify]: Simplify 0 into 0
10.564 * [backup-simplify]: Simplify 1 into 1
10.564 * [backup-simplify]: Simplify (/ 1 1) into 1
10.564 * [backup-simplify]: Simplify (- 1) into -1
10.564 * [backup-simplify]: Simplify (+ 0 -1) into -1
10.565 * [backup-simplify]: Simplify (* y -1) into (* -1 y)
10.565 * [backup-simplify]: Simplify (* 0 (* -1 y)) into 0
10.565 * [backup-simplify]: Simplify (* 0.5 0) into 0
10.565 * [taylor]: Taking taylor expansion of 0 in y
10.565 * [backup-simplify]: Simplify 0 into 0
10.565 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
10.566 * [backup-simplify]: Simplify (- 0) into 0
10.566 * [backup-simplify]: Simplify (+ (/ 1 y) 0) into (/ 1 y)
10.566 * [backup-simplify]: Simplify (+ (* y (/ 1 y)) (* 0 -1)) into 1
10.566 * [backup-simplify]: Simplify (+ (* 0 1) (* 1 (* -1 y))) into (- y)
10.567 * [backup-simplify]: Simplify (+ (* 0.5 (- y)) (* 0 0)) into (- (* 0.5 y))
10.567 * [taylor]: Taking taylor expansion of (- (* 0.5 y)) in y
10.567 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
10.567 * [taylor]: Taking taylor expansion of 0.5 in y
10.567 * [backup-simplify]: Simplify 0.5 into 0.5
10.567 * [taylor]: Taking taylor expansion of y in y
10.567 * [backup-simplify]: Simplify 0 into 0
10.567 * [backup-simplify]: Simplify 1 into 1
10.567 * [backup-simplify]: Simplify 0 into 0
10.567 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)))) into 0
10.567 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.567 * [backup-simplify]: Simplify (- 0) into 0
10.568 * [backup-simplify]: Simplify (+ 0 0) into 0
10.568 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 (/ 1 y)) (* 0 -1))) into 0
10.569 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 1) (* 0 (* -1 y)))) into 1
10.570 * [backup-simplify]: Simplify (+ (* 0.5 1) (+ (* 0 (- y)) (* 0 0))) into 0.5
10.570 * [taylor]: Taking taylor expansion of 0.5 in y
10.570 * [backup-simplify]: Simplify 0.5 into 0.5
10.570 * [backup-simplify]: Simplify (* 0.5 0) into 0
10.570 * [backup-simplify]: Simplify (- 0) into 0
10.570 * [backup-simplify]: Simplify 0 into 0
10.570 * [backup-simplify]: Simplify 0 into 0
10.571 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.571 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.572 * [backup-simplify]: Simplify (- 0) into 0
10.572 * [backup-simplify]: Simplify (+ 0 0) into 0
10.573 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))) into 0
10.574 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 1) (* 0 (* -1 y))))) into 0
10.575 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (+ (* 0 (- y)) (* 0 0)))) into 0
10.575 * [taylor]: Taking taylor expansion of 0 in y
10.575 * [backup-simplify]: Simplify 0 into 0
10.575 * [backup-simplify]: Simplify 0.5 into 0.5
10.576 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
10.576 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
10.577 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
10.577 * [backup-simplify]: Simplify 0 into 0
10.577 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.578 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.578 * [backup-simplify]: Simplify (- 0) into 0
10.578 * [backup-simplify]: Simplify (+ 0 0) into 0
10.579 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1))))) into 0
10.581 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 1) (* 0 (* -1 y)))))) into 0
10.582 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 (- y)) (* 0 0))))) into 0
10.582 * [taylor]: Taking taylor expansion of 0 in y
10.582 * [backup-simplify]: Simplify 0 into 0
10.582 * [backup-simplify]: Simplify 0 into 0
10.582 * [backup-simplify]: Simplify 0 into 0
10.583 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
10.583 * [backup-simplify]: Simplify (- 0) into 0
10.583 * [backup-simplify]: Simplify 0 into 0
10.583 * [backup-simplify]: Simplify 0 into 0
10.583 * [backup-simplify]: Simplify (- (+ (* (/ 1 y) (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)) (* 0 (/ 0 y)))) into 0
10.584 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
10.584 * [backup-simplify]: Simplify (- 0) into 0
10.585 * [backup-simplify]: Simplify (+ 0 0) into 0
10.586 * [backup-simplify]: Simplify (+ (* y 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 (/ 1 y)) (* 0 -1)))))) into 0
10.588 * [backup-simplify]: Simplify (+ (* 0 0) (+ (* 1 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (* 0 (* -1 y))))))) into 0
10.589 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 1) (+ (* 0 (- y)) (* 0 0)))))) into 0
10.589 * [taylor]: Taking taylor expansion of 0 in y
10.589 * [backup-simplify]: Simplify 0 into 0
10.589 * [backup-simplify]: Simplify 0 into 0
10.590 * [backup-simplify]: Simplify (+ (* (- 0.5) (* (/ 1 (- y)) 1)) (* 0.5 (* 1 (/ 1 (- x))))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
10.590 * * * [progress]: simplifying candidates
10.591 * [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))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
10.592 * * [simplify]: Extracting # 0 : cost  0
10.592 * * [simplify]: Extracting # 1 : cost  0
10.593 * * [simplify]: Extracting # 2 : cost  0
10.593 * * [simplify]: Extracting # 3 : cost  0
10.593 * * [simplify]: Extracting # 4 : cost  0
10.593 * * [simplify]: Extracting # 5 : cost  0
10.593 * * [simplify]: Extracting # 6 : cost  0
10.593 * * [simplify]: Extracting # 7 : cost  0
10.594 * * [simplify]: Extracting # 8 : cost  0
10.594 * * [simplify]: iteration  0 :  82  enodes  (cost  447 )
10.616 * * [simplify]: Extracting # 0 : cost  0
10.616 * * [simplify]: Extracting # 1 : cost  0
10.616 * * [simplify]: Extracting # 2 : cost  0
10.617 * * [simplify]: iteration  1 :  233  enodes  (cost  433 )
10.722 * * [simplify]: Extracting # 0 : cost  0
10.723 * * [simplify]: Extracting # 1 : cost  0
10.725 * * [simplify]: Extracting # 2 : cost  0
10.726 * * [simplify]: Extracting # 3 : cost  0
10.727 * * [simplify]: Extracting # 4 : cost  0
10.728 * * [simplify]: iteration  2 :  972  enodes  (cost  353 )
11.344 * * [simplify]: Extracting # 0 : cost  0
11.350 * * [simplify]: Extracting # 1 : cost  0
11.357 * * [simplify]: Extracting # 2 : cost  0
11.363 * * [simplify]: Extracting # 3 : cost  0
11.374 * * [simplify]: Extracting # 4 : cost  0
11.380 * * [simplify]: Extracting # 5 : cost  0
11.387 * * [simplify]: iteration done:  5000  enodes  (cost  351 )
11.387 * [simplify]: Simplified to:
  (log (/ (- x y) (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (log (/ (- x y) (* (* x 2.0) y)))
  (exp (/ (- x y) (* (* x 2.0) y)))
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (* (cbrt (/ (- x y) (* (* x 2.0) y))) (cbrt (/ (- x y) (* (* x 2.0) y))))
  (cbrt (/ (- x y) (* (* x 2.0) y)))
  (pow (/ (- x y) (* (* x 2.0) y)) 3)
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (sqrt (/ (- x y) (* (* x 2.0) y)))
  (- (- x y))
  (- (* (* x 2.0) y))
  (/ (/ 1 2.0) y)
  (/ 1 (* x 2.0))
  (/ (* (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))
  (* (+ (* y (+ x y)) (* x x)) (* (* x 2.0) y))
  (* (* (* x 2.0) y) (+ x y))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
11.387 * * * [progress]: adding candidates to table
11.442 * * [progress]: iteration 2 / 4
11.442 * * * [progress]: picking best candidate
11.443 * * * * [pick]: Picked  #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>
11.443 * * * [progress]: localizing error
11.454 * * * [progress]: generating rewritten candidates
11.454 * * * * [progress]: [ 1 / 1 ] rewriting at (2)
11.517 * * * [progress]: generating series expansions
11.517 * * * * [progress]: [ 1 / 1 ] generating series at (2)
11.518 * [backup-simplify]: Simplify (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
11.518 * [approximate]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in (y x) around 0
11.518 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in x
11.518 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in x
11.518 * [taylor]: Taking taylor expansion of 0.5 in x
11.518 * [backup-simplify]: Simplify 0.5 into 0.5
11.518 * [taylor]: Taking taylor expansion of (/ 1 y) in x
11.518 * [taylor]: Taking taylor expansion of y in x
11.518 * [backup-simplify]: Simplify y into y
11.518 * [backup-simplify]: Simplify (/ 1 y) into (/ 1 y)
11.518 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
11.518 * [taylor]: Taking taylor expansion of 0.5 in x
11.518 * [backup-simplify]: Simplify 0.5 into 0.5
11.518 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.518 * [taylor]: Taking taylor expansion of x in x
11.518 * [backup-simplify]: Simplify 0 into 0
11.518 * [backup-simplify]: Simplify 1 into 1
11.518 * [backup-simplify]: Simplify (/ 1 1) into 1
11.518 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in y
11.519 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
11.519 * [taylor]: Taking taylor expansion of 0.5 in y
11.519 * [backup-simplify]: Simplify 0.5 into 0.5
11.519 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.519 * [taylor]: Taking taylor expansion of y in y
11.519 * [backup-simplify]: Simplify 0 into 0
11.519 * [backup-simplify]: Simplify 1 into 1
11.519 * [backup-simplify]: Simplify (/ 1 1) into 1
11.519 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
11.519 * [taylor]: Taking taylor expansion of 0.5 in y
11.519 * [backup-simplify]: Simplify 0.5 into 0.5
11.519 * [taylor]: Taking taylor expansion of (/ 1 x) in y
11.519 * [taylor]: Taking taylor expansion of x in y
11.519 * [backup-simplify]: Simplify x into x
11.519 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
11.519 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x))) in y
11.519 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 y)) in y
11.519 * [taylor]: Taking taylor expansion of 0.5 in y
11.519 * [backup-simplify]: Simplify 0.5 into 0.5
11.519 * [taylor]: Taking taylor expansion of (/ 1 y) in y
11.519 * [taylor]: Taking taylor expansion of y in y
11.519 * [backup-simplify]: Simplify 0 into 0
11.520 * [backup-simplify]: Simplify 1 into 1
11.520 * [backup-simplify]: Simplify (/ 1 1) into 1
11.520 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in y
11.520 * [taylor]: Taking taylor expansion of 0.5 in y
11.520 * [backup-simplify]: Simplify 0.5 into 0.5
11.520 * [taylor]: Taking taylor expansion of (/ 1 x) in y
11.520 * [taylor]: Taking taylor expansion of x in y
11.520 * [backup-simplify]: Simplify x into x
11.520 * [backup-simplify]: Simplify (/ 1 x) into (/ 1 x)
11.520 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
11.521 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
11.521 * [taylor]: Taking taylor expansion of 0.5 in x
11.521 * [backup-simplify]: Simplify 0.5 into 0.5
11.522 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
11.522 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
11.522 * [backup-simplify]: Simplify (* 0.5 (/ 1 x)) into (/ 0.5 x)
11.522 * [backup-simplify]: Simplify (- (/ 0.5 x)) into (- (* 0.5 (/ 1 x)))
11.523 * [backup-simplify]: Simplify (+ 0 (- (* 0.5 (/ 1 x)))) into (- (* 0.5 (/ 1 x)))
11.523 * [taylor]: Taking taylor expansion of (- (* 0.5 (/ 1 x))) in x
11.523 * [taylor]: Taking taylor expansion of (* 0.5 (/ 1 x)) in x
11.523 * [taylor]: Taking taylor expansion of 0.5 in x
11.523 * [backup-simplify]: Simplify 0.5 into 0.5
11.523 * [taylor]: Taking taylor expansion of (/ 1 x) in x
11.523 * [taylor]: Taking taylor expansion of x in x
11.523 * [backup-simplify]: Simplify 0 into 0
11.523 * [backup-simplify]: Simplify 1 into 1
11.523 * [backup-simplify]: Simplify (/ 1 1) into 1
11.523 * [backup-simplify]: Simplify (* 0.5 1) into 0.5
11.524 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.524 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.524 * [backup-simplify]: Simplify 0.5 into 0.5
11.525 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
11.526 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
11.526 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)))) into 0
11.526 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 (/ 1 x))) into 0
11.527 * [backup-simplify]: Simplify (- 0) into 0
11.527 * [backup-simplify]: Simplify (+ 0 0) into 0
11.527 * [taylor]: Taking taylor expansion of 0 in x
11.527 * [backup-simplify]: Simplify 0 into 0
11.528 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)))) into 0
11.529 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 1)) into 0
11.529 * [backup-simplify]: Simplify (- 0) into 0
11.529 * [backup-simplify]: Simplify 0 into 0
11.529 * [backup-simplify]: Simplify 0 into 0
11.530 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
11.531 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 1)))) into 0
11.531 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)))) into 0
11.532 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 (/ 1 x)))) into 0
11.532 * [backup-simplify]: Simplify (- 0) into 0
11.532 * [backup-simplify]: Simplify (+ 0 0) into 0
11.532 * [taylor]: Taking taylor expansion of 0 in x
11.532 * [backup-simplify]: Simplify 0 into 0
11.533 * [backup-simplify]: Simplify 0 into 0
11.533 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)))) into 0
11.534 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 1))) into 0
11.534 * [backup-simplify]: Simplify (- 0) into 0
11.535 * [backup-simplify]: Simplify 0 into 0
11.535 * [backup-simplify]: Simplify 0 into 0
11.535 * [backup-simplify]: Simplify (- (+ (* 1 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)) (* 0 (/ 0 1)))) into 0
11.536 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (+ (* 0 0) (* 0 1))))) into 0
11.536 * [backup-simplify]: Simplify (- (+ (* (/ 1 x) (/ 0 x)) (* 0 (/ 0 x)) (* 0 (/ 0 x)))) into 0
11.537 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 (/ 1 x))))) into 0
11.537 * [backup-simplify]: Simplify (- 0) into 0
11.537 * [backup-simplify]: Simplify (+ 0 0) into 0
11.537 * [taylor]: Taking taylor expansion of 0 in x
11.537 * [backup-simplify]: Simplify 0 into 0
11.537 * [backup-simplify]: Simplify 0 into 0
11.538 * [backup-simplify]: Simplify (+ (* 0.5 (* 1 (/ 1 y))) (* (- 0.5) (* (/ 1 x) 1))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
11.538 * [backup-simplify]: Simplify (- (/ (/ 1 2.0) (/ 1 y)) (/ 1 (* (/ 1 x) 2.0))) into (- (* 0.5 y) (* 0.5 x))
11.538 * [approximate]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in (y x) around 0
11.538 * [taylor]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in x
11.538 * [taylor]: Taking taylor expansion of (* 0.5 y) in x
11.538 * [taylor]: Taking taylor expansion of 0.5 in x
11.538 * [backup-simplify]: Simplify 0.5 into 0.5
11.538 * [taylor]: Taking taylor expansion of y in x
11.538 * [backup-simplify]: Simplify y into y
11.538 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
11.538 * [taylor]: Taking taylor expansion of 0.5 in x
11.538 * [backup-simplify]: Simplify 0.5 into 0.5
11.538 * [taylor]: Taking taylor expansion of x in x
11.538 * [backup-simplify]: Simplify 0 into 0
11.538 * [backup-simplify]: Simplify 1 into 1
11.538 * [taylor]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in y
11.538 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
11.538 * [taylor]: Taking taylor expansion of 0.5 in y
11.538 * [backup-simplify]: Simplify 0.5 into 0.5
11.538 * [taylor]: Taking taylor expansion of y in y
11.538 * [backup-simplify]: Simplify 0 into 0
11.538 * [backup-simplify]: Simplify 1 into 1
11.538 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
11.538 * [taylor]: Taking taylor expansion of 0.5 in y
11.538 * [backup-simplify]: Simplify 0.5 into 0.5
11.538 * [taylor]: Taking taylor expansion of x in y
11.538 * [backup-simplify]: Simplify x into x
11.538 * [taylor]: Taking taylor expansion of (- (* 0.5 y) (* 0.5 x)) in y
11.538 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
11.538 * [taylor]: Taking taylor expansion of 0.5 in y
11.538 * [backup-simplify]: Simplify 0.5 into 0.5
11.538 * [taylor]: Taking taylor expansion of y in y
11.538 * [backup-simplify]: Simplify 0 into 0
11.538 * [backup-simplify]: Simplify 1 into 1
11.538 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
11.538 * [taylor]: Taking taylor expansion of 0.5 in y
11.538 * [backup-simplify]: Simplify 0.5 into 0.5
11.539 * [taylor]: Taking taylor expansion of x in y
11.539 * [backup-simplify]: Simplify x into x
11.539 * [backup-simplify]: Simplify (* 0.5 0) into 0
11.539 * [backup-simplify]: Simplify (* 0.5 x) into (* 0.5 x)
11.539 * [backup-simplify]: Simplify (- (* 0.5 x)) into (- (* 0.5 x))
11.539 * [backup-simplify]: Simplify (+ 0 (- (* 0.5 x))) into (- (* 0.5 x))
11.539 * [taylor]: Taking taylor expansion of (- (* 0.5 x)) in x
11.539 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
11.539 * [taylor]: Taking taylor expansion of 0.5 in x
11.539 * [backup-simplify]: Simplify 0.5 into 0.5
11.539 * [taylor]: Taking taylor expansion of x in x
11.539 * [backup-simplify]: Simplify 0 into 0
11.539 * [backup-simplify]: Simplify 1 into 1
11.539 * [backup-simplify]: Simplify (* 0.5 0) into 0
11.540 * [backup-simplify]: Simplify (- 0) into 0
11.540 * [backup-simplify]: Simplify 0 into 0
11.541 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
11.541 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 x)) into 0
11.541 * [backup-simplify]: Simplify (- 0) into 0
11.541 * [backup-simplify]: Simplify (+ 0.5 0) into 0.5
11.541 * [taylor]: Taking taylor expansion of 0.5 in x
11.541 * [backup-simplify]: Simplify 0.5 into 0.5
11.541 * [backup-simplify]: Simplify 0.5 into 0.5
11.542 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
11.543 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.543 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.543 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
11.544 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 x))) into 0
11.544 * [backup-simplify]: Simplify (- 0) into 0
11.544 * [backup-simplify]: Simplify (+ 0 0) into 0
11.544 * [taylor]: Taking taylor expansion of 0 in x
11.544 * [backup-simplify]: Simplify 0 into 0
11.544 * [backup-simplify]: Simplify 0 into 0
11.544 * [backup-simplify]: Simplify 0 into 0
11.545 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
11.545 * [backup-simplify]: Simplify (- 0) into 0
11.545 * [backup-simplify]: Simplify 0 into 0
11.546 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
11.547 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
11.547 * [backup-simplify]: Simplify (- 0) into 0
11.547 * [backup-simplify]: Simplify (+ 0 0) into 0
11.547 * [taylor]: Taking taylor expansion of 0 in x
11.547 * [backup-simplify]: Simplify 0 into 0
11.547 * [backup-simplify]: Simplify 0 into 0
11.547 * [backup-simplify]: Simplify 0 into 0
11.547 * [backup-simplify]: Simplify 0 into 0
11.548 * [backup-simplify]: Simplify (+ (* (- 0.5) (* (/ 1 x) 1)) (* 0.5 (* 1 (/ 1 y)))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
11.548 * [backup-simplify]: Simplify (- (/ (/ 1 2.0) (/ 1 (- y))) (/ 1 (* (/ 1 (- x)) 2.0))) into (- (* 0.5 x) (* 0.5 y))
11.548 * [approximate]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in (y x) around 0
11.548 * [taylor]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in x
11.548 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
11.548 * [taylor]: Taking taylor expansion of 0.5 in x
11.548 * [backup-simplify]: Simplify 0.5 into 0.5
11.548 * [taylor]: Taking taylor expansion of x in x
11.548 * [backup-simplify]: Simplify 0 into 0
11.548 * [backup-simplify]: Simplify 1 into 1
11.548 * [taylor]: Taking taylor expansion of (* 0.5 y) in x
11.548 * [taylor]: Taking taylor expansion of 0.5 in x
11.548 * [backup-simplify]: Simplify 0.5 into 0.5
11.548 * [taylor]: Taking taylor expansion of y in x
11.548 * [backup-simplify]: Simplify y into y
11.548 * [taylor]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in y
11.548 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
11.548 * [taylor]: Taking taylor expansion of 0.5 in y
11.548 * [backup-simplify]: Simplify 0.5 into 0.5
11.548 * [taylor]: Taking taylor expansion of x in y
11.548 * [backup-simplify]: Simplify x into x
11.549 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
11.549 * [taylor]: Taking taylor expansion of 0.5 in y
11.549 * [backup-simplify]: Simplify 0.5 into 0.5
11.549 * [taylor]: Taking taylor expansion of y in y
11.549 * [backup-simplify]: Simplify 0 into 0
11.549 * [backup-simplify]: Simplify 1 into 1
11.549 * [taylor]: Taking taylor expansion of (- (* 0.5 x) (* 0.5 y)) in y
11.549 * [taylor]: Taking taylor expansion of (* 0.5 x) in y
11.549 * [taylor]: Taking taylor expansion of 0.5 in y
11.549 * [backup-simplify]: Simplify 0.5 into 0.5
11.549 * [taylor]: Taking taylor expansion of x in y
11.549 * [backup-simplify]: Simplify x into x
11.549 * [taylor]: Taking taylor expansion of (* 0.5 y) in y
11.549 * [taylor]: Taking taylor expansion of 0.5 in y
11.549 * [backup-simplify]: Simplify 0.5 into 0.5
11.549 * [taylor]: Taking taylor expansion of y in y
11.549 * [backup-simplify]: Simplify 0 into 0
11.549 * [backup-simplify]: Simplify 1 into 1
11.549 * [backup-simplify]: Simplify (* 0.5 x) into (* 0.5 x)
11.549 * [backup-simplify]: Simplify (* 0.5 0) into 0
11.550 * [backup-simplify]: Simplify (- 0) into 0
11.550 * [backup-simplify]: Simplify (+ (* 0.5 x) 0) into (* 0.5 x)
11.550 * [taylor]: Taking taylor expansion of (* 0.5 x) in x
11.550 * [taylor]: Taking taylor expansion of 0.5 in x
11.550 * [backup-simplify]: Simplify 0.5 into 0.5
11.550 * [taylor]: Taking taylor expansion of x in x
11.550 * [backup-simplify]: Simplify 0 into 0
11.550 * [backup-simplify]: Simplify 1 into 1
11.550 * [backup-simplify]: Simplify (* 0.5 0) into 0
11.550 * [backup-simplify]: Simplify 0 into 0
11.550 * [backup-simplify]: Simplify (+ (* 0.5 0) (* 0 x)) into 0
11.551 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
11.551 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.552 * [backup-simplify]: Simplify (+ 0 (- 0.5)) into (- 0.5)
11.552 * [taylor]: Taking taylor expansion of (- 0.5) in x
11.552 * [taylor]: Taking taylor expansion of 0.5 in x
11.552 * [backup-simplify]: Simplify 0.5 into 0.5
11.552 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.552 * [backup-simplify]: Simplify (- 0.5) into (- 0.5)
11.553 * [backup-simplify]: Simplify (+ (* 0.5 1) (* 0 0)) into 0.5
11.553 * [backup-simplify]: Simplify 0.5 into 0.5
11.554 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (* 0 x))) into 0
11.554 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
11.555 * [backup-simplify]: Simplify (- 0) into 0
11.555 * [backup-simplify]: Simplify (+ 0 0) into 0
11.555 * [taylor]: Taking taylor expansion of 0 in x
11.555 * [backup-simplify]: Simplify 0 into 0
11.555 * [backup-simplify]: Simplify 0 into 0
11.555 * [backup-simplify]: Simplify (- 0) into 0
11.555 * [backup-simplify]: Simplify 0 into 0
11.556 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 1) (* 0 0))) into 0
11.556 * [backup-simplify]: Simplify 0 into 0
11.556 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 0) (* 0 x)))) into 0
11.557 * [backup-simplify]: Simplify (+ (* 0.5 0) (+ (* 0 0) (+ (* 0 1) (* 0 0)))) into 0
11.557 * [backup-simplify]: Simplify (- 0) into 0
11.558 * [backup-simplify]: Simplify (+ 0 0) into 0
11.558 * [taylor]: Taking taylor expansion of 0 in x
11.558 * [backup-simplify]: Simplify 0 into 0
11.558 * [backup-simplify]: Simplify 0 into 0
11.558 * [backup-simplify]: Simplify 0 into 0
11.558 * [backup-simplify]: Simplify (- 0) into 0
11.558 * [backup-simplify]: Simplify 0 into 0
11.558 * [backup-simplify]: Simplify (+ (* 0.5 (* (/ 1 (- x)) 1)) (* (- 0.5) (* 1 (/ 1 (- y))))) into (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
11.558 * * * [progress]: simplifying candidates
11.559 * [simplify]: Simplifying:
  (/ (exp (/ (/ 1 2.0) y)) (exp (/ 1 (* x 2.0))))
  (log (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (exp (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (* (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))) (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))))
  (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (* (* (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (- (* (/ 1 2.0) (* x 2.0)) (* y 1))
  (* y (* x 2.0))
  (- (pow (/ (/ 1 2.0) y) 3) (pow (/ 1 (* x 2.0)) 3))
  (+ (* (/ (/ 1 2.0) y) (/ (/ 1 2.0) y)) (+ (* (/ 1 (* x 2.0)) (/ 1 (* x 2.0))) (* (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))))
  (- (/ 1 (* x 2.0)))
  (- (* (/ (/ 1 2.0) y) (/ (/ 1 2.0) y)) (* (/ 1 (* x 2.0)) (/ 1 (* x 2.0))))
  (+ (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (+ (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (- (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ (sqrt 1) (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ (sqrt 1) (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (- (/ 1 (* x 2.0)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
  (- (* 0.5 (/ 1 y)) (* 0.5 (/ 1 x)))
11.559 * * [simplify]: Extracting # 0 : cost  0
11.559 * * [simplify]: Extracting # 1 : cost  0
11.560 * * [simplify]: Extracting # 2 : cost  0
11.560 * * [simplify]: Extracting # 3 : cost  0
11.560 * * [simplify]: Extracting # 4 : cost  0
11.560 * * [simplify]: Extracting # 5 : cost  0
11.560 * * [simplify]: Extracting # 6 : cost  0
11.560 * * [simplify]: iteration  0 :  60  enodes  (cost  412 )
11.576 * * [simplify]: Extracting # 0 : cost  0
11.577 * * [simplify]: Extracting # 1 : cost  0
11.577 * * [simplify]: Extracting # 2 : cost  0
11.577 * * [simplify]: Extracting # 3 : cost  0
11.577 * * [simplify]: Extracting # 4 : cost  0
11.577 * * [simplify]: iteration  1 :  144  enodes  (cost  393 )
11.611 * * [simplify]: Extracting # 0 : cost  0
11.612 * * [simplify]: Extracting # 1 : cost  0
11.612 * * [simplify]: Extracting # 2 : cost  0
11.613 * * [simplify]: Extracting # 3 : cost  0
11.613 * * [simplify]: Extracting # 4 : cost  0
11.613 * * [simplify]: iteration  2 :  411  enodes  (cost  357 )
12.200 * * [simplify]: Extracting # 0 : cost  0
12.206 * * [simplify]: Extracting # 1 : cost  0
12.211 * * [simplify]: Extracting # 2 : cost  0
12.217 * * [simplify]: Extracting # 3 : cost  0
12.222 * * [simplify]: Extracting # 4 : cost  0
12.227 * * [simplify]: iteration  3 :  2711  enodes  (cost  351 )
13.650 * * [simplify]: Extracting # 0 : cost  0
13.656 * * [simplify]: Extracting # 1 : cost  0
13.663 * * [simplify]: Extracting # 2 : cost  0
13.669 * * [simplify]: iteration done:  5000  enodes  (cost  351 )
13.670 * [simplify]: Simplified to:
  (exp (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (log (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (exp (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (* (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))) (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))))
  (cbrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (pow (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))) 3)
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (sqrt (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))
  (- x y)
  (* y (* x 2.0))
  (- (pow (/ (/ 1 2.0) y) 3) (pow (/ 1 (* x 2.0)) 3))
  (+ (/ (+ (/ (/ 1 2.0) y) (/ (/ 1 2.0) x)) (* y 2.0)) (/ (/ (/ 1 2.0) x) (* x 2.0)))
  (/ -1 (* x 2.0))
  (- (/ (/ (/ 1 2.0) y) (* y 2.0)) (/ (/ (/ 1 2.0) x) (* x 2.0)))
  (+ (/ (/ 1 2.0) y) (/ (/ 1 2.0) x))
  (+ (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (- (sqrt (/ (/ 1 2.0) y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (sqrt (/ 1 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (+ (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 (sqrt 2.0)) (sqrt y)) (sqrt (/ 1 (* x 2.0))))
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
  (/ -1 (* x 2.0))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
  (- (/ 0.5 y) (/ 0.5 x))
13.670 * * * [progress]: adding candidates to table
13.714 * [progress]: [Phase 3 of 3] Extracting.
13.714 * * [regime]: Finding splitpoints for: (#<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
13.715 * * * [regime-changes]: Trying 3 branch expressions: ((/ (- x y) (* (* x 2.0) y)) y x)
13.715 * * * * [regimes]: Trying to branch on (/ (- x y) (* (* x 2.0) y)) from (#<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
13.726 * * * * [regimes]: Trying to branch on y from (#<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
13.741 * * * * [regimes]: Trying to branch on x from (#<alt (λ (x y) (/ (- x y) (* (* x 2.0) y)))> #<alt (λ (x y) (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0))))>)
13.759 * * * [regime]: Found split indices: #<option (#s(si 1 255))>
13.759 * [simplify]: Simplifying:
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
13.759 * * [simplify]: Extracting # 0 : cost  0
13.759 * * [simplify]: Extracting # 1 : cost  0
13.759 * * [simplify]: Extracting # 2 : cost  0
13.759 * * [simplify]: Extracting # 3 : cost  0
13.759 * * [simplify]: Extracting # 4 : cost  0
13.759 * * [simplify]: Extracting # 5 : cost  0
13.759 * * [simplify]: iteration  0 :  9  enodes  (cost  11 )
13.761 * * [simplify]: Extracting # 0 : cost  0
13.761 * * [simplify]: iteration  1 :  12  enodes  (cost  11 )
13.762 * * [simplify]: Extracting # 0 : cost  0
13.762 * * [simplify]: iteration done:  12  enodes  (cost  11 )
13.762 * [simplify]: Simplified to:
  (- (/ (/ 1 2.0) y) (/ 1 (* x 2.0)))
14.379 * [regime-testing]: Baseline error score: 0.012522805975927281
14.382 * [regime-testing]: Oracle error score: 0.008772337167326207
14.389 * [regime-testing]: End program error score: 0.012522805975927281
14.423 * [regime-testing]: Target error score: 0.012522805975927281