text 297 846 1402 969
text 297 1452 1402 1861
equation 613 1332 1030 1422
equation 458 1180 1239 1254
equation 452 1875 1246 1933
equation 447 987 1251 1061
text 297 1949 1081 1985
equation 297 725 1399 815
text 297 462 1402 697
text 298 1284 1228 1315
equation 490 1998 1208 2044
text 297 1091 1401 1163
equation 619 288 1079 446
text 298 226 1310 270