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Fourier integral operators with sufficiently smooth phase act on the time-frequency content of functions. However time-frequency analysis has only recently been used to analyze these operators. In this paper, we show that if a Fourier…

Functional Analysis · Mathematics 2010-05-12 Shannon Bishop

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

In this manuscript, we investigate the properties of systems formed by translations of an operator in the Schatten $p$-classes $\mathcal{T}^p$. We establish the existence of Schauder frames of integer translates in $\mathcal{T}^p$ for…

Functional Analysis · Mathematics 2024-09-18 Bhawna Dharra , S. Sivananthan , D. Venku Naidu

In this work we establish sharp kernel conditions ensuring that the corresponding integral operators belong to Schatten-von Neumann classes. The conditions are given in terms of the spectral properties of operators acting on the kernel. As…

Functional Analysis · Mathematics 2021-05-31 Julio Delgado , Michael Ruzhansky

We study the Schatten class membership of semicommutative martingale paraproducts and use the transference method to describe Schatten class membership of purely noncommutative martingale paraproducts, especially for CAR algebras and…

Functional Analysis · Mathematics 2024-11-20 Zhenguo Wei , Hao Zhang

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

Given a compact manifold $M$ with boundary $\partial M$, in this paper we introduce a global symbolic calculus of pseudo-differential operators associated to $(M,\partial M)$. The symbols of operators with boundary conditions on $\partial…

Analysis of PDEs · Mathematics 2015-12-23 Julio Delgado , Michael Ruzhansky , Niyaz Tokmagambetov

We introduce new classes of modulation spaces over phase space. By means of the Kohn-Nirenberg correspondence, these spaces induce norms on pseudo-differential operators that bound their operator norms on $L^p$-spaces, Sobolev spaces, and…

Functional Analysis · Mathematics 2015-04-23 Shahla Molahajloo , Götz E. Pfander

In this paper. we study properties such as $L^r$-boundedness, compactness, belonging to Schatten classes and nuclearity, Riesz spectral theory, Fredholmness, ellipticity and Gohberg's lemma, among others, for pseudo-differential operators…

Spectral Theory · Mathematics 2019-12-25 Juan Pablo Velasquez-Rodriguez

Given a compact (Hausdorff) group $G$ and a closed subgroup $H$ of $G,$ in this paper we present symbolic criteria for pseudo-differential operators on compact homogeneous space $G/H$ characterizing the Schatten-von Neumann classes…

Functional Analysis · Mathematics 2019-11-26 Vishvesh Kumar , Shyam Swarup Mondal

In this paper, we study the boundedness of pseudo-differential operators with symbols in $S_{\rho,\delta}^m$ on the modulation spaces $M^{p,q}$. We discuss the order $m$ for the boundedness $\mathrm{Op}(S_{\rho,\delta}^m) \subset…

Functional Analysis · Mathematics 2007-05-23 Mitsuru Sugimoto , Naohito Tomita

In this paper we give criteria on integral kernels ensuring that integral operators on compact manifolds belong to Schatten classes. A specific test for nuclearity is established as well as the corresponding trace formulae. In the special…

Functional Analysis · Mathematics 2014-12-30 Julio Delgado , Michael Ruzhansky

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 characterise the Schatten class $S^p$ properties of commutators $[b,T]$ of singular integrals and pointwise multipliers in a general framework of (quasi-)metric measure spaces. This covers, unifies, and extends a range of previous…

Functional Analysis · Mathematics 2026-05-08 Tuomas Hytönen

In this note we present criteria on both symbols and integral kernels ensuring that the corresponding operators on compact manifolds belong to Schatten classes. A specific test for nuclearity is established as well as the corresponding…

Functional Analysis · Mathematics 2014-10-09 Julio Delgado , Michael Ruzhansky

As main result, we show that a pseudodifferential operator in the Weyl calculus, whose symbol has compact Fourier support, lies in the Schatten class $\mathcal S^p$ if and only if its symbol lies in the Lebesgue space $L^p$ on phase space.…

Classical Analysis and ODEs · Mathematics 2024-12-19 Detlef Müller

Let $T$ be a compact operator on a separable Hilbert space $H$. We show that, for $2\le p<\infty$, $T$ belongs to the Schatten class $S_p$ if and only if $\{\|Tf_n\|\}\in \ell^p$ for \emph{every} frame $\{f_n\}$ in $H$; and for $0<p\le2$,…

Functional Analysis · Mathematics 2013-02-12 Hu Bingyang , Le Hai Khoi , Kehe Zhu

We define Schatten classes of adjointable operators on Hilbert modules over abelian $C^*$-algebras. Many key features carry over from the Hilbert space case. In particular, the Schatten classes form two-sided ideals of compact operators and…

Operator Algebras · Mathematics 2020-10-16 Abel B. Stern , Walter D. van Suijlekom

This article is devoted to the study of the Schatten class membership of commutators involving singular integral operators. We utilize martingale paraproducts and Hyt\"{o}nen's dyadic martingale technique to obtain sufficient conditions on…

Functional Analysis · Mathematics 2024-11-14 Zhenguo Wei , Hao Zhang

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
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