text 297 1687 1404 2030
text 297 505 1404 597
equation 629 620 1399 745
equation 627 849 1399 958
equation 481 1543 1399 1650
equation 603 1334 1095 1424
text 297 767 1401 830
text 298 995 1402 1059
equation 477 1082 1220 1233
text 297 1254 1401 1316
text 297 1444 1285 1523
equation 491 442 1207 485
equation 704 282 1049 369
text 298 390 781 425
text 298 234 378 258