document.write("«&nbsp;<a href='/news/view?id=142611'>Oculus co-founder is leaving Facebook after cancellation of ‘Rift 2’ headset</a>");document.write(" | ");document.write("<a href='/news/view?id=142613'>On $s$-distance-transitive graphs. (arXiv:1810.08986v1 [math.CO])</a>&nbsp;»");