document.write("«&nbsp;<a href='/news/view?id=143156'>If $A+A$ is small then $AAA$ is superquadratic. (arXiv:1810.10842v1 [math.CO])</a>");document.write(" | ");document.write("<a href='/news/view?id=143158'>Inexpensive chip-based device may transform spectrometry</a>&nbsp;»");