text 151 1863 806 1994
text 151 1219 806 1633
text 151 639 806 1011
equation 157 1035 803 1194
text 852 1930 1505 1994
equation 151 1654 803 1839
equation 843 1717 1519 1901
equation 858 702 1511 778
algorithm 856 186 1508 586
algorithm 151 188 808 586
text 851 808 1510 1690
text 852 646 1241 677
header 386 132 1278 157