3 citations · 3 across the 6 of their papers we have counts for
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math.FA2014
Completion, extension, factorization, and lifting of operators with a negative index
D. Baidiuk, S. Hassi
The famous results of M.G. Kre\uın concerning the description of selfadjoint contractive extensions of a Hermitian contraction and the characterization of all nonnegative sel…
math.FA2014★ 3 cited
Abstract interpolation problem in generalized Schur classes
D. Baidiuk
An indefinite variant of the abstract interpolation problem is considered. Associated to this problem is a model Pontryagin space isometric operator V. All the solutions of the pro…