w_{1+∞} Algebra and the Celestial Sphere: Infinite Towers of Soft Graviton, Photon, and Gluon Symmetries.
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DOI: 10.1103/physrevlett.127.221601
Abstract: It is shown that the infinite tower of tree-level plus-helicity soft graviton symmetries in asymptotically flat 4D quantum gravity can be organized into a single chiral 2D Kac-Moody symmetry based on the wedge algebra of… read more here.
Keywords: towers soft; photon gluon; celestial sphere; gluon symmetries ... See more keywords