document.write("«&nbsp;<a href='/news/view?id=140810'>Where Ruby/Sinatra falls short</a>");document.write(" | ");document.write("<a href='/news/view?id=140812'>$L^2$-boundedness of gradients of single layer potentials and uniform rectifiability. (arXiv:1810.06477v1 [math.CA])</a>&nbsp;»");