%0 Journal Article %A Knutson, Allen %A Lederer, Mathias %T Interval positroid varieties and a deformation of the ring of symmetric functions %J Discrete mathematics & theoretical computer science %D 2014 %V DMTCS Proceedings vol. AT, 26th International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2014) %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.46298/dmtcs.2453/ %R 10.46298/dmtcs.2453 %G en %F DMTCS_2014_special_265_a78