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Vlastimil Pták

Researcher at Czechoslovak Academy of Sciences

Publications -  81
Citations -  1694

Vlastimil Pták is an academic researcher from Czechoslovak Academy of Sciences. The author has contributed to research in topics: Matrix (mathematics) & Matrix analysis. The author has an hindex of 20, co-authored 81 publications receiving 1656 citations.

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A theorem of the closed graph type

TL;DR: In this paper, the authors prove a transitivity theorem for C...-algebras and factorization theorems in Banach algebra, which generalizes the closed graph theorem.
Journal ArticleDOI

Loewner and Bézout matrices

TL;DR: The notion of intertwining matrices introduced recently by the authors is used to study Loewner matrices as discussed by the authors, which requires a careful handling of polynomials with a root at infinity.