Results 11 to 20 of about 62,884 (217)

Fusion frame and its alternative dual in tensor product of Hilbert spaces

open access: yesCreative Mathematics and Informatics, 2021
We study fusion frame in tensor product of Hilbert spaces and discuss some of its properties. The resolution of the identity operator on a tensor product of Hilbert spaces is being discussed.
Ghosh, Prasenjit, Samanta, T. K.
core   +2 more sources

Continuous frames in tensor product Hilbert spaces, localization operators and density operators [PDF]

open access: hybridJournal of Physics A: Mathematical and Theoretical, 2022
Continuous frames and tensor products are important topics in theoretical physics. This paper combines those concepts. We derive fundamental properties of continuous frames for tensor product of Hilbert spaces. This includes, for example, the consistency
Péter Balázs, Nenad Teofanov
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Existence of a Bilinear Differential Realization in the Constructions of Tensor Product of Hilbert Spaces

open access: diamondWSEAS Transactions on Mathematics, 2020
The paper describes the results of a functional-geometric study of the necessary and sufficient conditions for the existence of a differential realization in the terms of the tensor product of real Hilbert spaces. There are considered continuous infinite-
А. В. Данеев   +2 more
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Controlled generalized fusion frame in the tensor product of Hilbert spaces

open access: diamondArmenian Journal of Mathematics, 2021
We present controlled by operators generalized fusion frame in the tensor product of Hilbert spaces and discuss some of its properties. We also describe the frame operator for a pair of controlled $g$-fusion Bessel sequences in the tensor product of ...
Prasenjit Ghosh, T. K. Samanta
openalex   +3 more sources

Continuous frames in n-Hilbert spaces and their tensor products [PDF]

open access: bronzeAnnals of the University of Craiova. Mathematics and computer science series, 2023
We introduce the notion of continuous frame in n-Hilbert space which is a generalization of discrete frame in n-Hilbert space. The tensor product of Hilbert spaces is a very important topic in mathematics. Here we also introduce the concept of continuous
Prasenjit Ghosh, T. K. Samanta
openalex   +3 more sources

Generalized Fusion Frame in A Tensor Product of Hilbert Space [PDF]

open access: yesJournal of the Indian Mathematical Society, 2021
Generalized fusion frames and some of their properties in a tensor product of Hilbert spaces are studied. Also, the canonical dual g-fusion frame in a tensor product of Hilbert spaces is considered.
P. Ghosh, T. Samanta
semanticscholar   +1 more source

Random sets and invariants for (type II) continuous tensor product systems of Hilbert spaces [PDF]

open access: bronze, 2009
In a series of papers Tsirelson constructed from measure types of random sets and generalised random processes a new range of examples for continuous tensor product systems of Hilbert spaces introduced by Arveson for classifying $E_0$-semigroups.
Volkmar Liebscher
openalex   +3 more sources

On cluster systems of tensor product systems of Hilbert spaces [PDF]

open access: green, 2015
It is known that the spatial product of two product systems is intrinsic. Here we extend this result by analyzing subsystems of the tensor product of product systems. A relation with cluster systems is established.
Mithun Mukherjee
openalex   +2 more sources

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