figure 265 2246 1234 2677
caption 262 2723 1239 2833
equation 386 705 1237 870
equation 335 523 1237 623
equation 1559 2017 2282 2071
equation 1469 1601 2282 1662
text 261 895 1241 2212
text 1305 301 2287 1562
text 1305 2110 2286 2987
text 263 2869 1237 2988
text 1306 1701 2285 1979
text 261 303 1241 498
text 261 647 1222 682