text 297 1772 1404 2036
text 297 1545 1402 1698
equation 610 1482 1402 1545
equation 598 1706 1402 1769
text 297 973 1401 1104
text 297 1158 1402 1360
text 297 1411 1402 1474
text 295 233 1404 890
equation 298 890 1407 970
equation 432 1371 1402 1402
equation 440 1114 1402 1150