activity
20152026
most citedSign variation, the Grassmannian, and total positivity

34 citations · 194 across the 17 of their papers we have counts for

collaborators
Showing 2016Show all

1 paper · 1 filter

math.CO2016★ 32 cited

The m=1 amplituhedron and cyclic hyperplane arrangements

Steven N. Karp, Lauren K. Williams

The (tree) amplituhedron A(n,k,m) is the image in the Grassmannian Gr(k,k+m) of the totally nonnegative part of Gr(k,n), under a (map induced by a) linear map which is totally posi…