document.write("«&nbsp;<a href='/news/view?id=83497'>A proof of Tomescu's graph coloring conjecture. (arXiv:1712.06067v1 [math.CO])</a>");document.write(" | ");document.write("<a href='/news/view?id=83499'>A simple discharging method for forbidden subposet problems. (arXiv:1710.05057v2 [math.CO] UPDATED)</a>&nbsp;»");