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We give one sufficient and two necessary conditions for boundedness between Lebesgue or Lorentz spaces of several classes of bilinear multiplier operators closely connected with the bilinear Hilbert transform.

Classical Analysis and ODEs · Mathematics 2007-10-05 Francisco Villarroya

In this paper we prove an abstract homomorphism theorem for bilinear multipliers in the setting of locally compact Abelian (LCA) groups. We also provide some applications. In particular, we obtain a bilinear abstract version of K. de…

Functional Analysis · Mathematics 2014-02-10 Salvador Rodríguez-López

We consider the bilinear Fourier multiplier operator with the multiplier written as a linear combination of a fixed bump function. For those operators we prove two transference theorems, one in amalgam spaces and the other in Wiener amalgam…

Classical Analysis and ODEs · Mathematics 2021-09-21 Tomoya Kato , Akihiko Miyachi , Naohito Tomita

In this paper we study boundedness of translation invariant operators in the discrete space $\ell^p(\mathbb{Z}^d)$. In this context a Mikhlin type multiplier theorem is given, yielding boundedness for certain known operators . We also give…

Classical Analysis and ODEs · Mathematics 2019-01-11 Bechir Amri , Khawla Kerfaf

We prove a two-sided transference theorem between $L^{p}$ spherical multipliers on the compact symmetric space $U/K$ and $L^{p}$ multipliers on the vector space $i\mathfrak{p},$ where the Lie algebra of $U$ has Cartan decomposition…

Functional Analysis · Mathematics 2017-10-20 Sanjiv K. Gupta , Kathryn E. Hare

In this paper we prove the bilinear analogue of de Leeuw's result for periodic bilinear multipliers and some Jodeit type extension results for bilinear multipliers.

Classical Analysis and ODEs · Mathematics 2009-03-25 Debashish Bose , Shobha Madan , Parasar Mohanty , Saurabh Shrivastava

Boundedness results for multilinear pseudodifferential operators on products of modulation spaces are derived based on ordered integrability conditions on the short-time Fourier transform of the operators' symbols. The flexibility and…

Functional Analysis · Mathematics 2015-02-12 Shahla Molahajloo , Kasso A. Okoudjou , Götz E. Pfander

We investigate two types of boundedness criteria for bilinear Fourier multiplier operators with symbols with bounded partial derivatives of all (or sufficiently many) orders. Theorems of the first type explicitly prescribe only a certain…

Classical Analysis and ODEs · Mathematics 2020-09-22 Lenka Slavíková

In this note a Fuglede type theorem is proved for Fourier multiplier operators on translation invariant Banach function spaces with order continuous norm over compact abelian groups.

Functional Analysis · Mathematics 2022-06-29 Ben de Pagter Werner J. Ricker

We prove the boundedness of a general class of multipliers and Fourier multipliers, in particular of the Hilbert transform, on quasi-Banach modulation spaces. We also deduce boundedness for multiplications and convolutions for elements in…

Functional Analysis · Mathematics 2021-06-16 Joachim Toft

Let $G$ be a locally compact unimodular group, and let $\phi$ be some function of $n$ variables on $G$. To such a $\phi$, one can associate a multilinear Fourier multiplier, which acts on some $n$-fold product of the non-commutative…

Functional Analysis · Mathematics 2022-11-09 Martijn Caspers , Amudhan Krishnaswamy-Usha , Gerrit Vos

In 1965 K. de Leeuw \cite{deleeuw} proved among other things in the Fourier transform setting: {\it If a continuous function $m(\xi _1, \ldots ,\xi _n)$ on ${\bf R}^n$ generates a bounded transformation on $L^p({\bf R}^n),\; 1\le p \le…

Classical Analysis and ODEs · Mathematics 2016-09-06 George Gasper , Walter Trebels

Bilinear pseudodifferential operators with symbols in the bilinear analog of all the H\"ormander classes are considered and the possibility of a symbolic calculus for the transposes of the operators in such classes is investigated. Precise…

Classical Analysis and ODEs · Mathematics 2010-01-05 Árpád Bényi , Diego Maldonado , Virginia Naibo , Rodolfo H. Torres

We prove a T(1) theorem for bilinear singular integral operators (trilinear forms) with a one-dimensional modulation symmetry.

Classical Analysis and ODEs · Mathematics 2007-10-05 Arpad Benyi , Ciprian Demeter , Andrea R. Nahmod , Christoph M. Thiele , Rodolfo H. Torres , Francisco Villarroya

We study the boundedness of Toeplitz-type operators defined in the context of the Calder\'on reproducing formula considering the specific wavelets whose Fourier transforms are related to Laguerre polynomials. Some sufficient conditions for…

Functional Analysis · Mathematics 2011-07-21 Ondrej Hutník

We survey a few results on the boundedness of operators arising from the Weyl-Pedersen calculus associated with irreducible representations of nilpotent Lie groups.

Representation Theory · Mathematics 2012-10-02 Ingrid Beltita , Daniel Beltita , Mihai Pascu

This work is devoted to studying the boundedness on Lebesgue spaces of bilinear multipliers on $\R$ whose symbol is narrowly supported around a curve (in the frequency plane). We are looking for the optimal decay rate (depending on the…

Classical Analysis and ODEs · Mathematics 2011-02-09 Frederic Bernicot , Pierre Germain

In arXiv:2206.00549, transference results between multilinear Fourier and Schur multipliers on noncommutative $L_p$-spaces were shown for unimodular groups. We propose a suitable extension of the definition of multilinear Fourier…

Functional Analysis · Mathematics 2023-09-01 Gerrit Vos

We extend and improve the known results about the boundedness of the bilinear pseudo-differential operators with symbols in the bilinear H\"ormander class $BS^{m}_{0,0}(\mathbb{R}^n)$. We consider wider classes of symbols and improve…

Classical Analysis and ODEs · Mathematics 2021-08-03 Tomoya Kato , Akihiko Miyachi , Naohito Tomita

We extend to multilinear Hankel operators the fact that truncation of bounded Hankel operators is bounded. We prove and use a continuity property of a kind of bilinear Hilbert transforms on product of Lipschitz spaces and Hardy spaces.

Functional Analysis · Mathematics 2007-05-23 Sandrine Grellier , Mohammad Kacim
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