Decompositions of Beurling type for E₀-semigroups
Rolf Gohm
Banach Center Publications, Tome 72 (2006), p. 167-176 / Harvested from The Polish Digital Mathematics Library
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We define tensor product decompositions of E₀-semigroups with a structure analogous to a classical theorem of Beurling. Such decompositions can be characterized by adaptedness and exactness of unitary cocycles. For CCR-flows we show that such cocycles are convergent.

Publié le : 2006-01-01
EUDML-ID : urn:eudml:doc:282460 
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     title = {Decompositions of Beurling type for E0-semigroups},
     journal = {Banach Center Publications},
     volume = {72},
     year = {2006},
     pages = {167-176},
     zbl = {1109.46057},
     language = {en},
     url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc73-0-11}
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Rolf Gohm. Decompositions of Beurling type for E₀-semigroups. Banach Center Publications, Tome 72 (2006) pp. 167-176. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-doi-10_4064-bc73-0-11/