equation 598 1686 1127 1792
text 297 1577 1402 1672
equation 592 1457 1134 1564
equation 635 854 1399 980
equation 521 1332 1399 1393
text 297 998 1402 1216
text 298 1974 1402 2042
equation 475 655 1223 790
text 298 1809 1402 1865
equation 530 462 1196 588
equation 587 1880 1039 1959
text 298 601 1121 640
text 297 1409 1096 1442
text 299 387 1403 445
equation 584 1231 1060 1269
equation 564 310 1132 371
text 298 1279 857 1317
text 298 806 894 837
text 297 231 1401 295