equation 588 531 1215 582
equation 383 1453 1223 1606
equation 1492 447 2180 549
equation 1580 1316 2180 1385
equation 1340 1460 2185 1522
equation 1487 2038 2195 2092
equation 1418 2532 2188 2644
text 352 348 1207 518
text 1319 348 2176 429
text 354 607 1216 1432
text 364 1620 1233 2715
text 1319 564 2178 1307
text 1322 1402 2108 1443
text 1323 1539 2184 2017
text 1328 2115 2186 2504
text 1333 2672 2189 2712