text 297 1083 1401 1177
equation 510 980 1187 1065
equation 548 827 1149 888
text 297 129 1404 828
equation 383 1193 1311 1267
text 297 899 1403 963
equation 649 1742 1048 1804
equation 298 1871 1399 1942
text 297 1302 1402 1725
text 298 1822 520 1854