document.write("«&nbsp;<a href='/news/view?id=61075'>Constrained Multi-Slot Optimization for Ranking Recommendations. (arXiv:1602.04391v2 [stat.ML] UPDATED)</a>");document.write(" | ");document.write("<a href='/news/view?id=61077'>Constructive mathematics. (arXiv:1705.05581v1 [math.HO])</a>&nbsp;»");