document.write("«&nbsp;<a href='/news/view?id=81449'>A Remark on a Theorem of Erdos. (arXiv:1711.11061v1 [math.LO])</a>");document.write(" | ");document.write("<a href='/news/view?id=81451'>A Warmer World Will Dent the Productivity of Factories</a>&nbsp;»");