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Related papers: Multipliers on Noncommutative Orlicz Spaces

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Boundedness and compactness properties of multiplication operators on quantum (non-commutative) function spaces are investigated. For endomorphic multiplication operators these properties can be characterized in the setting of quantum…

Operator Algebras · Mathematics 2019-07-25 Pierre de Jager , Louis Labuschagne

In this paper, we study bounded and closed range multiplication and composition operators between two different Orlicz spaces.

Functional Analysis · Mathematics 2015-06-02 Y. Estaremi , S. Maghsodi , I. Rahmani

In this paper we consider composition operator $C_{\varphi} generated by nonsingular measurable transformation $T$ and multiplication operator $M_u$ generated by measurable function $u$ between two different Orlicz spaces, then we…

Functional Analysis · Mathematics 2013-10-22 Yousef Estaremi

In this paper, Lambert multipliers acting between Orlicz spaces are characterized based on conditional expectation operators. Also, we give necessary and sufficient conditions to *-multiplication operators to be closed range. Finally, the…

Functional Analysis · Mathematics 2019-01-07 Jahangir Cheshmavar , Seyed Kamel Hosseini

In this note we consider weighted conditional type operators between different Orlicz spaces and generalized conditional type Holder inequality that we defined in [2]. Then we give some necessary and sufficient conditions for boundedness of…

Functional Analysis · Mathematics 2015-02-12 Yousef Estaremi

In this paper we study some basic properties, like boundedness and closedness of range, of multiplication conditional expectation(MCE) operators between different Orlicz spaces.

Functional Analysis · Mathematics 2018-08-10 Y. Estaremi

We introduce a class of iterated logarithmic Lipschitz spaces $\mathcal{L}^{(k)}$, $k\in\mathbb{N}$, on an infinite tree which arise naturally in the context of operator theory. We characterize boundedness and compactness of the…

Functional Analysis · Mathematics 2022-07-26 Robert F. Allen , Flavia Colonna , Glenn R. Easley

In this article, we characterize the bounded and the compact multiplication operators between distinct iterated logarithmic Lipschitz spaces, and between the Lipschitz space and an iterated logarithmic Lipschitz space of an infinite tree.…

Functional Analysis · Mathematics 2022-07-26 Robert F. Allen , Flavia Colonna , Andrew Prudhom

In this note we announce Lp multiplier theorems for invariant and non-invariant operators on compact Lie groups in the spirit of the well-known Hormander-Mikhlin theorem on Rn and its variants on tori Tn. Applications are given to the…

Functional Analysis · Mathematics 2013-07-31 Michael Ruzhansky , Jens Wirth

Let $\mathcal{L}$ be the space of complex-valued functions $f$ on the set of vertices $T$ of an rooted infinite tree rooted at $o$ such that the difference of the values of $f$ at neighboring vertices remains bounded throughout the tree,…

Functional Analysis · Mathematics 2022-07-27 Robert F. Allen , Flavia Colonna , Glenn R. Easley

We prove that the space of pointwise multipliers between two distinct Musielak--Orlicz spaces is another Musielak-Orlicz space and the function defining it is given by an appropriately generalized Legendre transform. In particular, we…

Functional Analysis · Mathematics 2020-03-19 Karol Leśnik , Jakub Tomaszewski

In the paper we find representation of the space of pointwise multipliers between two Orlicz function spaces, which appears to be another Orlicz space and the formula for the Young function generating this space is given. Further, we apply…

Functional Analysis · Mathematics 2016-05-30 Karol Leśnik , Jakub Tomaszewski

In a recent survey paper we introduced one-sided multipliers between two different operator spaces. Here we give some basic theory for these maps.

Operator Algebras · Mathematics 2007-05-23 David P. Blecher

The boundedness (continuity) of composition operators from some function space to another one is significant, though there are few results about this problem. Thus, in this study, we provide necessary and sufficient conditions on the…

Functional Analysis · Mathematics 2024-09-18 Naoya Hatano , Masahiro Ikeda , Ryota Kawasumi

In this paper, we find necessary and sufficient conditions for the boundedness of fractional maximal operator $M_{\alpha}$ on Orlicz spaces. As an application of this results we consider the boundedness of fractional maximal commutator…

Functional Analysis · Mathematics 2018-03-09 Vagif S. Guliyev , Fatih Deringoz , Sabir G. Hasanov

Muthukumar and Ponnusamy \cite{MP-Tp-spaces} studied the multiplication operators on $\mathbb{T}_p$ spaces. In this article, we mainly consider multiplication operators between $\mathbb{T}_p$ and $\mathbb{T}_q$ ($p\neq q$). In particular,…

Functional Analysis · Mathematics 2020-04-09 P. Muthukumar , P. Shankar

We characterize the pointwise multipliers from a weak Orlicz space to another weak Orlicz space.

Functional Analysis · Mathematics 2018-11-08 Ryota Kawasumi , Eiichi Nakai

To appear in J. Funct. Spaces and Appl.

Functional Analysis · Mathematics 2008-06-27 Pascal Lefevre , Daniel Li , Herve Queffelec , Luis Rodriguez-Piazzaa

We study multipliers of Hardy-Orlicz spaces $\mH_{\Phi}$ which are strictly contained between $\bigcup_{p>0}H^p$ and so-called ``big'' Hardy-Orlicz spaces. Big Hardy-Orlicz spaces, carrying an algebraic structure, are equal to their…

Complex Variables · Mathematics 2007-10-29 Andreas Hartmann

This paper studies the $N$-tuple noncommutative Orlicz spaces $\bigoplus\limits_{j=1}^{n}L_{p,\lambda}^{(\Phi_{j})}(\widetilde{\mathcal{M}},\tau)$, where $L^{(\Phi_{j})}(\widetilde{\mathcal{M}},\tau)$ is noncommutative Orlicz spaces and…

Operator Algebras · Mathematics 2021-11-05 Ma Zhenhua , Deng Quancai
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