document.write("«&nbsp;<a href='/news/view?id=68239'>High-frequency backreaction for the Einstein equations under polarized $\mathbb U(1)$ symmetry. (arXiv:1706.09501v1 [gr-qc])</a>");document.write(" | ");document.write("<a href='/news/view?id=68241'>How Can the Qatar Crisis Be Resolved?</a>&nbsp;»");