text 297 1278 1401 2037
text 297 550 1396 604
text 297 398 1397 462
text 297 826 1401 1032
equation 371 310 1401 386
equation 658 1188 1401 1260
equation 671 1049 1401 1120
equation 600 478 1401 516
equation 453 746 1401 810
text 298 1138 935 1171
text 297 231 1401 293
equation 490 621 1401 688
text 298 706 342 730