https://nextgeninvent.com/publication/conformal-properties-of-soft-operators-use-of-null-states/
Conformal properties of soft operators. Part 1 - Use of null states - NextGen Invent Corporation
Aug 17, 2023 - Soft operators are (roughly speaking) zero energy massless particles which live on the celestial sphere in Minkowski space.
conformal propertiessoftpart
https://nextgeninvent.com/publication/conformal-properties-of-soft-operators-part-ii-use-of-null-states/
Conformal properties of soft-operators. Part 2 - Use of null-states - NextGen Invent Corporation
Aug 17, 2023 - Representations of the (Lorentz) conformal group with the soft operators as highest weight vectors have two universal properties, which we clearly state in...
conformal propertiessoftpart