document.write("«&nbsp;<a href='/news/view?id=77224'>Computing $n^{\rm th}$ roots in $SL_2(k)$ and Fibonacci polynomials. (arXiv:1710.03432v1 [math.GR])</a>");document.write(" | ");document.write("<a href='/news/view?id=77226'>Conjectures of Brumer, Gross and Stark. (arXiv:1707.04432v2 [math.NT] UPDATED)</a>&nbsp;»");