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most citedDiabatic Limit, Eta Invariants and Cauchy-Riemann Manifolds of Dimension 3

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math.SP2009

Around a Sobolev-Orlicz inequality for operators of given spectral density

Michel Rumin

We prove some general Sobolev-Orlicz, Nash and Faber-Krahn inequalities for positive operators of given ultracontractive norms of the spectral projectors on ]0, lambda]. For invari…