text 151 1638 806 1995
text 851 1381 1506 1666
text 851 668 1506 1246
algorithm 157 203 800 896
text 851 1813 1505 1994
equation 894 563 1503 644
equation 957 1271 1503 1357
equation 168 1553 788 1624
text 151 1015 806 1312
caption 180 940 775 969
text 151 1438 808 1535
equation 196 1332 760 1418
text 851 191 1506 538
equation 852 1690 1505 1802
header 574 122 1090 157