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math.NT2023
Multiplicities of Representations in Algebraic Families
Li Cai, Yangyu Fan
In this short notes, we consider multiplicities of representations in general algebraic families, especially the upper semi-continuity of homological multiplicities and the locally…
math.NT2023★ 1 cited
Higher Ext-groups in the triple product case
Li Cai, Yangyu Fan
In this short note, we compute higher extension groups for all irreducible representations and deduce the multiplicity formula for finite length representations in triple product c…