document.write("«&nbsp;<a href='/news/view?id=68355'>Uber Crosses 5 Billion Rides</a>");document.write(" | ");document.write("<a href='/news/view?id=68357'>Unconstrained and Curvature-Constrained Shortest-Path Distances and their Approximation. (arXiv:1706.09441v1 [cs.CG])</a>&nbsp;»");