figure 900 741 1500 978
text 151 1931 805 1994
text 851 1102 1507 1994
text 851 188 1506 711
equation 152 1853 804 1891
text 151 188 808 1005
caption 946 1021 1410 1049
equation 152 1041 838 1512
text 151 1781 439 1819
equation 156 1708 788 1766
equation 162 1640 768 1662
text 156 1552 524 1632
text 152 1676 234 1695
header 582 128 1067 155