Proves BCFW cells triangulate the m=4 amplituhedron at arbitrary loop order and develops L-punctured positive Grassmannian extensions related by T-duality.
Cluster algebras and tilings for the m=4 amplituhedron.arXiv:2310.17727v2,
2 Pith papers cite this work. Polarity classification is still indexing.
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Explicit three-loop computation of negative geometries for F(g,z) with all-loop resummation of one-cycle diagrams and extraction of the cusp anomalous dimension via z-integration.
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Amplituhedra and origami, II: loop level
Proves BCFW cells triangulate the m=4 amplituhedron at arbitrary loop order and develops L-punctured positive Grassmannian extensions related by T-duality.
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Multi-Loop Negative Geometries
Explicit three-loop computation of negative geometries for F(g,z) with all-loop resummation of one-cycle diagrams and extraction of the cusp anomalous dimension via z-integration.