document.write("«&nbsp;<a href='/news/view?id=117540'>Attacks and alignments: rooks, set partitions, and permutations. (arXiv:1807.03926v1 [math.CO])</a>");document.write(" | ");document.write("<a href='/news/view?id=117542'>Battling Fake Accounts, Twitter To Slash Millions of Followers</a>&nbsp;»");