%0 Journal Article %A Vadim Schechtman %A Alexander Varchenko %T Positive Populations %J Journal of Singularities %D 2020 %P 342-370 %V 20 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.5427/jsing.2020.20p/ %R 10.5427/jsing.2020.20p %F 10_5427_jsing_2020_20p