equation 1667 1622 2373 1689
equation 1392 318 2376 512
equation 1371 1398 2397 1530
equation 438 2223 1280 2349
equation 1740 2145 2369 2213
equation 660 2619 861 2691
text 257 216 1272 2191
text 1370 216 2372 296
text 1367 1715 2372 2120
text 1368 541 2374 1367
text 1368 1560 2066 1598
text 263 2381 1270 2613
text 1367 2240 2372 2909
text 262 2711 1267 2912