%0 Journal Article %A Thomas Lam %A Alexander Postnikov %T Polypositroids %J Forum of Mathematics, Sigma %D 2024 %V 12 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1017/fms.2024.11/ %R 10.1017/fms.2024.11 %G en %F 10_1017_fms_2024_11