document.write("«&nbsp;<a href='/news/view?id=68157'>An Early Door to Cyberspace: The Computer Memory Terminal</a>");document.write(" | ");document.write("<a href='/news/view?id=68159'>An explicit formula for Szego kernels on the Heisenberg group. (arXiv:1706.09762v1 [math.CV])</a>&nbsp;»");