figure 1400 1727 2208 2197
caption 1536 2341 2078 2389
equation 1620 1472 2238 1520
equation 1655 956 2237 1100
equation 1719 645 2234 689
text 407 442 1310 2748
text 1363 439 2230 610
text 1371 2465 2239 2748
text 1365 1134 2236 1430
text 1365 733 2231 927