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arxiv: math-ph/0109033 · v1 · submitted 2001-09-28 · 🧮 math-ph · math.FA· math.MP

Square-integrability modulo a subgroup

classification 🧮 math-ph math.FAmath.MP
keywords modulosubgroupclarifiescoherentcovariancecovariantdefinitiongiven
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A new proof of Imprimitivity theorem for transitive systems of covariance is given and a definition of square-integrable representation modulo a subgroup is proposed. This clarifies the relation between coherent states, wavelet transforms and covariant localisation observables.

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