equation 1554 2118 2162 2178
equation 686 851 1257 953
equation 437 1527 1250 1638
equation 1521 561 2180 647
equation 1539 1899 2165 1956
equation 395 2232 1244 2294
equation 1529 981 2175 1038
equation 1443 375 2181 474
equation 384 1179 1254 1364
text 393 316 1259 845
text 1299 2212 2159 2473
text 389 966 1253 1142
text 379 1665 1245 2199
text 1313 676 2175 943
text 1303 1991 2160 2080
text 376 2325 1241 2496
text 1305 1071 2171 1858
text 1318 484 1908 523
text 386 1370 1248 1493