text 885 1620 1553 1958
algorithm 147 146 815 802
text 885 1368 1552 1489
text 147 868 815 1814
algorithm 884 155 1552 1103
equation 919 1511 1517 1598
equation 886 1215 1560 1345
text 175 1927 816 1958
equation 306 1837 654 1901
text 885 1165 1130 1196