figure 516 224 2031 1346
caption 968 1386 1589 1431
equation 1610 1655 2036 1748
equation 339 2742 1107 3027
equation 405 1667 1041 1761
equation 459 2423 986 2511
equation 476 2186 971 2274
text 223 1515 1226 1636
text 1323 1521 2325 1602
text 1323 1801 2329 3010
text 223 2028 1226 2156
text 223 1793 1225 1872
text 223 2541 1226 2712
text 223 2305 1227 2392