Ball and positive-geometry conjecture for the m=2m=2m=2 amplituhedron
For N∈Qn,2{\mathcal{N}} \in Q_{n,2}N∈Qn,2, let AN:=An,k,2∩Π˚NA_{\mathcal{N}}:=A_{n,k,2}\cap {\mathring{\Pi}}_{\mathcal{N}}AN:=An,k,2∩Π˚N, where An,k,2A_{n,k,2}An,k,2 is the m=2m=2m=2 amplituhedron and…
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