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Quasicyclic Subnormal Semigroups
Published online by Cambridge University Press: 20 November 2018
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Let T(s), s ≧ 0, be a strongly continuous semigroup of bounded operators on a separable Hilbert space . T(s) is said to be quasicyclic if there is a continuum of vectors
such that T(s)xt = xs+t for all s, t > 0 and
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- Copyright © Canadian Mathematical Society 1977
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