Interpolation by elementary operators
Studia Mathematica, Tome 105 (1993) no. 1, pp. 77-92
Voir la notice de l'article provenant de la source Institute of Mathematics Polish Academy of Sciences
Given two n-tuples $a = (a_1,...,a_n)$ and $b = (b_1,...,b_n)$ of bounded linear operators on a Hilbert space the question of when there exists an elementary operator E such that $Ea_j = b_j$ for all j =1,...,n, is studied. The analogous question for left multiplications (instead of elementary operators) is answered in any C*-algebra A, as a consequence of the characterization of closed left A-submodules in $A^n$.
Keywords:
elementary operators, C*-algebras, multipliers
Affiliations des auteurs :
Bojan Magajna 1
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author = {Bojan Magajna},
title = {Interpolation by elementary operators},
journal = {Studia Mathematica},
pages = {77--92},
publisher = {mathdoc},
volume = {105},
number = {1},
year = {1993},
doi = {10.4064/sm-105-1-77-92},
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url = {http://geodesic.mathdoc.fr/articles/10.4064/sm-105-1-77-92/}
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Bojan Magajna. Interpolation by elementary operators. Studia Mathematica, Tome 105 (1993) no. 1, pp. 77-92. doi: 10.4064/sm-105-1-77-92
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