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相关论文: Constructions of bi-g-fusion frame in Hilbert spac…

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Generalized fusion frame and some of their properties in tensor product of Hilbert spaces are described. Also, the canonical dual g-fusion frame in tensor product of Hilbert spaces is considered. Finally, the frame operator for a pair of…

泛函分析 · 数学 2023-03-28 Prasenjit Ghosh , Tapas Kumar Samanta

We present the notion of continuous controlled K-g-fusion frame in Hilbert space which is the generalization of discrete controlled K-g-fusion frame. We discuss some characterizations of continuous controlled K-g-fusion frame. Relationship…

泛函分析 · 数学 2024-10-16 Prasenjit Ghosh , T. K. Samanta

We introduce the notion of continuous controlled g-fusion frame in Hilbert space which is the generalization of discrete controlled g-fusion frame and give an example. Some characterizations of continuous controlled g-fusion frame have been…

泛函分析 · 数学 2021-10-22 Prasenjit Ghosh , T. K. Samanta

We introduce the notion of weaving continuous controlled K-g-fusion frame in Hilbert space. Some characterizations of weaving continuous controlled K-g-fusion frame have been presented. We extend some of the recent results of woven…

泛函分析 · 数学 2024-03-12 Prasenjit Ghosh , T. K. Samanta

We introduce the notion of a continuous biframe in a Hilbert space which is a generalization of discrete biframe in Hilbert space. Representation theorem for this type of generalized frame is verified and some characterizations of this…

泛函分析 · 数学 2023-09-15 Prasenjit Ghosh , T. K. Samanta

We introduce the notion of a generalized fusion frame in quaternionic Hilbert space. A characterization of generalized fusion frame in quaternionic Hilbert space with the help of frame operator is being discussed. Finally, we construct…

泛函分析 · 数学 2024-04-08 Prasenjit Ghosh

Controlled g-atomic subspace for a bounded linear operator is being presented and a characterization has been given. We give an example of controlled K-g-fusion frame. We construct a new controlled K-g-fusion frame for the Hilbert space H ?…

泛函分析 · 数学 2023-03-29 Prasenjit Ghosh , T. K. Samanta

In this paper, we will introduce the new concept of K-bi-g-frames for Hilbert spaces. Then, we examine some characterizations with the help of a biframe operator. Finally, we investigate several results about the stability of K-bi-g-frames…

泛函分析 · 数学 2024-03-12 Abdelilah Karara , Mohamed Rossafi

A generalization of continuous biframe in a Hilbert space is introduced and a few examples are discussed. Some characterizations and algebraic properties of this biframe are given. Here we also construct various types of continuous…

泛函分析 · 数学 2024-03-06 Prasenjit Ghosh , T. K. Samanta

We study the concept of frame in tensor product of n-Hilbert spaces as tensor product of n-Hilbert spaces is again a n-Hilbert space. We generalize some of the known results about bases to frames in this new Hilbert space. A relationship…

泛函分析 · 数学 2024-03-07 Prasenjit Ghosh , Tapas Kumar Samanta

Controlled frames and g-frames were considered recently as generalizations of frames in Hilbert spaces. In this paper we generalize some of the known results in frame theory to controlled g-frames. We obtain some new properties of…

泛函分析 · 数学 2019-12-19 Dongwei Li , Jinsong Leng

After introducing g-frames and fusion frames by Sun and Casazza, combining these frames together is an interesting topic for research. In this paper, we introduce the generalized fusion frames or g-fusion frames for Hilbert spaces and give…

泛函分析 · 数学 2018-06-12 Vahid Sadri , Gholamreza Rahimlou , Reza Ahmadi , Ramazan Zarghami

In this paper, we characterize and study the concept of controlled continuous $g$-frame which is an extension of continuous $g$-frame in Hilbert spaces. We introduce the concept of controlled continuous dual $g$-frame and observe some…

泛函分析 · 数学 2022-10-25 Mohamed Rossafi , Fakhr-dine Nhari , P. Sam Johnson

In this paper, we will introduce the new concepts of continuous bi-g-frames and continuous K-bi-g-frame for Hilbert spaces. Then, we examine some characterizations properties with the help of a biframe operator. Finally, we investigate…

泛函分析 · 数学 2024-04-16 Abdelilah Karara , Mohamed Rossafi

$K$-fusion frames are a generalization of fusion frames in frame theory. In this paper, we extend the concept of controlled fusion frames to controlled $K$-fusion frames, and we develop some results on the controlled $K$-fusion frames for…

泛函分析 · 数学 2020-07-13 N. Assila , S. Kabbaj , B. Moalige

Concepts of g-fusion frame and gf-Riesz basis in a Hilbert to a Banach space is being presented. Some properties of g-fusion frame and gf-Riesz basis in Banach space have been developed. We discuss perturbation results of g-fusion frame in…

泛函分析 · 数学 2023-03-30 Prasenjit Ghosh , T. K. Samanta

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. An alternative dual of a fusion frame in tensor…

泛函分析 · 数学 2024-03-12 Prasenjit Ghosh , T. K. Samanta

We introduce the notion of a g-atomic subspace for a bounded linear operator and construct several useful resolutions of the identity operator on a Hilbert space using the theory of g-fusion frames. Also we shall describe the concept of…

泛函分析 · 数学 2024-03-12 Prasenjit Ghosh , T. K. Samanta

The concepts of controlled frames and it's dual in n-Hilbert spaces and their tensor products have been introduced and then some of their characterizations are given. We further study the relationship between controlled frame and bounded…

泛函分析 · 数学 2021-09-06 Prasenjit Ghosh , T. K. Samanta

Improving and extending the concept of dual for frames, fusion frames and continuous frames, the notion of dual for continuous fusion frames in Hilbert spaces will be studied. It will be shown that generally the dual of c-fusion frames may…

泛函分析 · 数学 2016-08-09 Asghar Rahimi , Zahra Darvishi , Bayaz Daraby
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