text 297 614 1402 713
text 297 824 1402 1040
equation 508 1629 1189 1700
equation 361 524 1336 595
equation 440 733 1401 804
equation 440 1787 1401 1858
equation 559 1163 1401 1227
equation 623 1040 1076 1103
text 297 1545 1401 1610
text 297 1262 1402 1359
equation 635 1357 1061 1413
text 297 1735 1094 1767
equation 635 245 1061 300
text 297 440 1401 504
equation 691 1478 1005 1511
text 297 1428 923 1458
text 297 321 930 352
equation 691 373 1005 406
text 298 1110 1294 1145
text 297 131 1402 229
text 297 1878 1381 1908