Calogero–Moser and Harish–Chandra symplectic-leaf correspondence conjecture
Calogero–Moser and Harish–Chandra symplectic-leaf correspondence conjecture
Assume the unipotent-family and cuspidality conjectures for and all its parabolic subgroups. Fix a -cuspidal pair and let be the Calogero–Moser point corresponding to the Lusztig family of . Let be the associated symplectic leaf, and assume the relevant normalizer with equals the full normalizer.
Harish–Chandra compatibility conjecture. The maps from irreducible characters of the normalizer to Calogero–Moser fixed points, from those characters to unipotent representations via -Harish–Chandra theory, and from unipotent representations to fixed points via form a commutative diagram:
This asserts compatibility between local Harish–Chandra parametrization and the global Calogero–Moser/unipotent correspondence. It is conditional on the preceding conjectures and remains open.
Sources & referencesView supporting material
Primary source
Cédric Bonnafé, “Calogero-Moser spaces vs unipotent representations”, arXiv:2112.13684 (2022).
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