For k=m=2, the amplituhedron equals the intersection of Gr(2,4) with the exterior cyclic polytope C_{2,2,n}(Z), and its extendable convex dual is the twisted amplituhedron.
Rigidity matroids and linear algebraic matroids with applications to matrix completion and tensor codes
1 Pith paper cite this work. Polarity classification is still indexing.
1
Pith paper citing it
citation-role summary
method 1
citation-polarity summary
fields
math.CO 1years
2025 1verdicts
CONDITIONAL 1roles
method 1polarities
support 1representative citing papers
citing papers explorer
-
Exterior Cyclic Polytopes and Convexity of Amplituhedra
For k=m=2, the amplituhedron equals the intersection of Gr(2,4) with the exterior cyclic polytope C_{2,2,n}(Z), and its extendable convex dual is the twisted amplituhedron.