text 151 1263 806 1464
text 851 187 1508 1713
text 153 1133 807 1193
equation 202 1806 756 1854
text 151 818 806 1056
equation 307 1074 649 1112
text 152 1930 806 1995
equation 333 1199 624 1232
equation 207 753 815 790
equation 862 1734 1500 1986
equation 155 195 808 538
text 154 564 804 726
header 170 130 1488 158
equation 182 1620 778 1712
text 152 1470 812 1602
text 150 1726 806 1794
text 148 1870 806 1908