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We deduce continuity properties for pseudo-differential operators with symbols in Orlicz modulation spaces when acting on other Orlicz modulation spaces. In particular we extend well-known results in the literature. We also show that the…

Functional Analysis · Mathematics 2023-10-27 Anupam Gumber , Nimit Rana , Joachim Toft , Rüya Üster

We deduce trace properties for modulation spaces of Gelfand-Shilov distributions. We use these properties to show that pseudo-differential operators with amplitudes in suitable modulation spaces, agree with pseudo-differential operators of…

Functional Analysis · Mathematics 2021-09-30 Joachim Toft , Divyang Bhimani , Ramesh Manna

We establish continuity and Schatten-von Neumann properties for matrix operators with matrices satisfying mixed quasi-norm estimates. These considerations also include the case when the Lebesgue and Schatten parameters are allowed to stay…

Functional Analysis · Mathematics 2016-05-02 Joachim Toft

Let $s\ge 1$, $\omega ,\omega_0\in \mathscr P_{E,s}^0$, $a\in \Gamma _{s}^{(\omega_0)}$, and let $\mathscr B$ be a suitable invariant quasi-Banach function space, Then we prove that the pseudo-differential operator $\operatorname{Op} (a)$…

Functional Analysis · Mathematics 2018-05-23 Joachim Toft

We deduce continuity, compactness and invariance properties for quasi-Banach Orlicz modulation spaces. We characterize such spaces in terms of Gabor expansions and by their images under the Bargmann transform.

Functional Analysis · Mathematics 2020-01-13 Joachim Toft , Rüya Üster , Elmira Nabizadeh , Serap Öztop

We consider bilinear pseudo-differential operators whose symbols posses Gevrey type regularity and may have a sub-exponential growth at infinity, together with all their derivatives. It is proved that those symbol classes can be described…

Functional Analysis · Mathematics 2019-06-27 Ahmed Abdeljawad , Sandro Coriasco , Nenad Teofanov

We introduce some general classes of pseudodifferential operators with symbols admitting exponential type growth at infinity and we prove mapping properties for these operators on Gelfand-Shilov spaces both in the quasi-analytic and in the…

Functional Analysis · Mathematics 2016-01-21 Marco Cappiello , Joachim Toft

We show continuity properties for the pseudo-differential operator $\operatorname{Op} (a)$ from $M(\omega _0\omega ,\mathscr B )$ to $M(\omega ,\mathscr B )$, for fixed $s,\sigma \ge 1$, $\omega ,\omega _0\in \mathscr P _{s,\sigma}^0$…

Functional Analysis · Mathematics 2018-06-27 Ahmed Abdeljawad , Joachim Toft

In this paper, we consider the trace property of pseudo-differential operators with symbols in $\alpha$-modulation spaces.

Functional Analysis · Mathematics 2007-10-03 Masaharu Kobayashi , Mitsuru Sugimoto , Naohito Tomita

In this paper, we consider pseudodifferential operators on the torus with operator-valued symbols and prove continuity properties on vector-valued toroidal Besov spaces, without assumptions on the underlying Banach spaces. The symbols are…

Analysis of PDEs · Mathematics 2020-08-20 Bienvenido Barraza Martínez , Robert Denk , Jairo Hernández Monzón , Max Nendel

We give a complete characterization of the continuity of pseudodifferential operators with symbols in modulation spaces $M^{p,q}$, acting on a given Lebesgue space $L^r$. Namely, we find the full range of triples $(p,q,r)$, for which such a…

Analysis of PDEs · Mathematics 2016-06-28 Elena Cordero , Fabio Nicola

In this paper, we introduce Orlicz spaces on $ \mathbb Z^n \times \mathbb T^n $ and Orlicz modulation spaces on $\mathbb Z^n$, and present some basic properties such as inclusion relations, convolution relations, and duality of these…

Functional Analysis · Mathematics 2026-01-14 Aparajita Dasgupta , Anirudha Poria

In this paper, we study the boundedness of pseudodifferential operators with symbols in the H\"ormander class $S^0_{\rho,\rho}$ on $\alpha$-modulation spaces $M_{p,q}^{s,\alpha}$, and consider the relation between $\alpha$ and $\rho$. In…

Functional Analysis · Mathematics 2019-02-05 Tomoya Kato , Naohito Tomita

We establish continuity and Schatten-von Neumann properties for Fourier integral operators with amplitudes in Orlicz modulation spaces, when acting on other Orlicz modulation spaces themselves. The phase functions are non smooth and admit…

Functional Analysis · Mathematics 2026-04-14 Serap Öztop , Rüya Üster , Joachim Toft

In this paper, we consider the $L^2$-boundedness of pseudo-differential operators with symbols in $\alpha$-modulation spaces.

Functional Analysis · Mathematics 2007-07-04 Masaharu Kobayashi , Mitsuru Sugimoto , Naohito Tomita

We study structural properties of Wiener-Lebesgue spaces with respect to a slowly varying metrics and certain Lebesgue parameters. For $p\in (0,1]$, we deduce Schatten-$p$ properties for pseudo-differential operators whose symbols, together…

Functional Analysis · Mathematics 2024-05-09 Matteo Bonino , Sandro Coriasco , Albin Petersson , Joachim Toft

We introduce multilinear localization operators in terms of the short-time Fourier transform, and multilinear Weyl pseudodifferential operators. We prove that such localization operators are in fact Weyl pseudodifferential operators whose…

Functional Analysis · Mathematics 2018-03-28 Nenad Teofanov

Starting from the study of pseudodifferential operators with completely periodic symbols, we obtain results of continuity and invertibility of a class of Gabor operators on time-frequency invariant Banach spaces. As an applications we find…

Functional Analysis · Mathematics 2024-05-03 Gianluca Garello , Alessandro Morando

We extend the matrix representation of magnetic pseudo-differential operators in a tight Gabor frame from [arXiv:1804.05220, arXiv:2212.12229] to asymmetrical quantizations and smooth symbols dominated by a tempered weight (and not just…

Mathematical Physics · Physics 2026-02-18 Mikkel Hviid Thorn

We find that if a Fourier multiplier is continuous from $L^{\Phi_1}$ to $L^{\Phi_2}$, then it is also continuous from $M^{\Phi_1,\Psi}$ to $M^{\Phi_2,\Psi}$, where $\Phi_1,\Phi_2,\Psi$ are quasi-Young functions and $\Phi_1$ fulfills the…

Functional Analysis · Mathematics 2025-09-30 Albin Petersson
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