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math.RT2026
Pseudo-centralizers in affine Hecke algebras
Jonathan Gruber
We introduce and study a subalgebra of the affine Hecke algebra, which arises from a centralizer construction in the double affine Hecke algebra, and which may be reg…
math.RT2024
Linkage and translation for tensor products of representations of simple algebraic groups and quantum groups
Jonathan Gruber
Let be either a simple linear algebraic group over an algebraically closed field of characteristic or a quantum group at an -th root of unity. We define…