text 297 1222 1402 1343
equation 317 417 1402 633
equation 511 1124 1186 1204
text 297 240 1402 392
equation 606 1907 1092 1958
equation 415 1518 1402 1598
text 297 1607 1401 1668
text 297 1974 1402 2036
equation 496 1685 1201 1745
equation 386 1364 1312 1438
text 297 641 1402 1102
text 297 1845 1401 1905
text 297 1454 1404 1515
text 297 1750 1287 1780
equation 647 1792 1402 1832