document.write("«&nbsp;<a href='/news/view?id=134231'>A class of parabolic systems associated with optimal control of grain boundary motions. (arXiv:1809.06419v1 [math.AP])</a>");document.write(" | ");document.write("<a href='/news/view?id=134233'>A general explicit form for higher order approximations for fractional derivatives and its consequences. (arXiv:1809.06739v1 [math.NA])</a>&nbsp;»");