document.write("«&nbsp;<a href='/news/view?id=139164'>Locally invertible $\sigma$-harmonic mappings. (arXiv:1810.03003v1 [math.AP])</a>");document.write(" | ");document.write("<a href='/news/view?id=139166'>Long ties accelerate noisy threshold-based contagions. (arXiv:1810.03579v1 [cs.SI])</a>&nbsp;»");