top
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.
Rolf Gohm. "Decompositions of Beurling type for E₀-semigroups." Banach Center Publications 73.1 (2006): 167-176. <http://eudml.org/doc/282460>.
@article{RolfGohm2006, abstract = {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.}, author = {Rolf Gohm}, journal = {Banach Center Publications}, keywords = {Beurling; -semigroup; unitary cocycle; adapted; exact}, language = {eng}, number = {1}, pages = {167-176}, title = {Decompositions of Beurling type for E₀-semigroups}, url = {http://eudml.org/doc/282460}, volume = {73}, year = {2006}, }
TY - JOUR AU - Rolf Gohm TI - Decompositions of Beurling type for E₀-semigroups JO - Banach Center Publications PY - 2006 VL - 73 IS - 1 SP - 167 EP - 176 AB - 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. LA - eng KW - Beurling; -semigroup; unitary cocycle; adapted; exact UR - http://eudml.org/doc/282460 ER -