document.write("«&nbsp;<a href='/news/view?id=79478'>Recursive functions and existentially closed structures. (arXiv:1710.09864v1 [math.LO])</a>");document.write(" | ");document.write("<a href='/news/view?id=79480'>Regular propagators of bilinear quantum systems. (arXiv:1406.7847v2 [math.AP] UPDATED)</a>&nbsp;»");