document.write("«&nbsp;<a href='/news/view?id=146168'>Engineering coherent perfect absorption and lasing. (arXiv:1812.05499v1 [physics.optics])</a>");document.write(" | ");document.write("<a href='/news/view?id=146170'>Eta and rho invariants on manifolds with edges. (arXiv:1604.07420v2 [math.DG] UPDATED)</a>&nbsp;»");