document.write("« Low-Rank Kernel Matrix Approximation Using Skeletonized Interpolation With Endo- or Exo-Vertices. (arXiv:1807.04787v1 [math.NA])");document.write(" | ");document.write("MAX for $k$-independence in multigraphs. (arXiv:1807.04997v1 [math.CO]) »");