Browsing Pure & Applied Mathematics by Subject "Virasoro algebra"
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Characters, coadjoint orbits and Duistermaat-Heckman integrals
(2021)The asymptotics of characters of irreducible representations of a compact Lie group G for large values of the scaling factor k are given by Duistermaat-Heckman (DH) integrals over coadjoint orbits of G. This phenomenon ...