Operator matrices and their Weyl type theorems
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DOI: 10.2298/fil2010191a
Abstract: We denote the collection of the 2× 2 operator matrices with (1, 2)-entries having closed range by S. In this paper, we study the relations between the operator matrices in the class S and their… read more here.
Keywords: operator matrices; operator; matrices weyl; type theorems ... See more keywords