Are there any good references on representation theory of Lie groups on infinite-dimensional vector spaces, or more specifically, unitary reps on Hilbert spaces? Some application in physics would be nice if possible.
2026-04-01 09:28:46.1775035726
Representation Theory on Hilbert spaces
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Brian C. Hall: Lie Groups, Lie Algebras, and Representations: An Elementary Introduction (Graduate Texts in Mathematics)