Showing hep-thShow all
2 papers · 1 filter
hep-th2026
Symmetric Amplituhedra I: Spinor Helicity
Ran J. Tessler
For every pair of integers and and every subgroup of , we construct the nonnegative symmetric Grassmannian, which is the subspace of the non…
hep-th2026
The Lagrangian Amplituhedron
Syl Tom Krovi, Ran J. Tessler
The article constructs the Lagrangian analog of the amplituhedron, studies its geometric properties and BCFW decompositions.