text 885 1791 1554 1958
text 885 631 1552 780
text 147 152 815 451
equation 1056 535 1551 619
equation 1004 181 1551 277
text 885 373 1552 520
equation 202 1294 813 1462
equation 349 466 813 553
equation 371 614 813 701
equation 1019 1686 1416 1777
text 885 1344 1384 1374
equation 147 1523 727 1957
text 147 1227 341 1257
text 147 1475 563 1509
text 885 1126 1303 1156
equation 192 1172 768 1214
equation 991 1079 1551 1115
text 147 1130 295 1155
equation 926 1253 1510 1331
equation 937 1169 1500 1205
equation 1057 324 1377 363
equation 174 766 813 853
equation 1037 890 1551 931
text 886 943 1314 981
text 175 716 562 750
equation 1039 793 1396 831
text 885 283 1276 313
equation 339 979 622 1016
equation 909 1386 1529 1470
text 885 843 1277 879
text 885 1036 942 1064
text 150 568 510 598
text 148 870 814 966
text 176 1036 608 1066
equation 324 1076 640 1116
equation 932 1522 1510 1562
text 884 1482 930 1510
text 888 1578 1552 1672