Results 21 to 30 of about 1,931 (172)

Quasi-Banach algebras and Wiener properties for pseudodifferential and generalized metaplectic operators

open access: yes, 2022
We generalize the results for Banach algebras of pseudodifferential operators obtained by Gr\"ochenig and Rzeszotnik in [24] to quasi-algebras of Fourier integral operators.
Gianluca Giacchi   +3 more
core   +1 more source

Pseudodifferential operators on stratified manifolds [PDF]

open access: yesDifferential Equations, 2007
We consider a specific class of manifolds with singularities, namely, stratified manifolds, and describe a class of pseudodifferential operators (PsiDO) related to differential operators with degeneration of first-order with respect to the distance to the strata on such manifolds.
Nazaikinskii, V. E.   +2 more
openaire   +2 more sources

Pseudodifferential Operators on SU(2)

open access: yesJournal of Fourier Analysis and Applications, 1996
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Geshwind, Frank, Katz, Nets Hawk
openaire   +1 more source

Pseudodifferential Operators on Periodic Graphs [PDF]

open access: yesIntegral Equations and Operator Theory, 2011
The main aim of the paper is Fredholm properties of a class of bounded linear operators acting on weighted Lebesgue spaces on an infinite metric graph $Γ$ which is periodic with respect to the action of the group ${\mathbb Z}^n$. The operators under consideration are distinguished by their local behavior: they act as (Fourier) pseudodifferential ...
Rabinovich, Vladimir S., Roch, Steffen
openaire   +3 more sources

On a Class of Bilinear Pseudodifferential Operators [PDF]

open access: yesJournal of Function Spaces and Applications, 2013
We provide a direct proof for the boundedness of pseudodifferential operators with symbols in the bilinear Hörmander classBS1,δ0,0≤δ<1. The proof uses a reduction to bilinear elementary symbols and Littlewood-Paley theory.
Benyi, Arpad, Oh, Tadahiro
openaire   +4 more sources

Weighted Estimates for Toeplitz Operators Related to Pseudodifferential Operators [PDF]

open access: yes, 2016
The authors establish the weighted Lp estimates for a class of pseudodifferential operators for both cases ...
Zongguang Liu   +3 more
core   +1 more source

Symbols of Pseudodifferential Operators Associated to Gevrey Kernel's Type

open access: yes, 2003
In this article, we aim at proving the truthfulness of the inverse Theorem (1) of [5]. More precisely, we associated symbols of Gevrey type to pseudodifferential operators when the latter are given by their kernels.
Hazi, Mohammed
core   +1 more source

Characterization of non-smooth pseudodifferential operators [PDF]

open access: yes, 2015
In the last decades the theory of pseudodifferential operators was established as an auxiliary tool for solving problems in the field of partial differential equations.
Pfeuffer, Christine
core   +1 more source

A Calculus for Magnetic Pseudodifferential Super Operators

open access: yes, 2022
This work develops a magnetic pseudodifferential calculus for super operators OpA(F); these map operators onto operators (as opposed to Lp functions onto Lq functions). Here, F could be a tempered distribution or a H\"ormander symbol.
Lee, G. ; https://orcid.org/   +5 more
core   +1 more source

Littlewood, Paley and almost‐orthogonality: a theory well ahead of its time

open access: yesJournal of the London Mathematical Society, Volume 113, Issue 5, May 2026.
Abstract The classic paper by Littlewood and Paley [J. Lond. Math. Soc. (1), 6 (1931), 230–233] marked the birth of Littlewood–Paley theory. We discuss this paper and its impact from a historical perspective, include an outline of the results in the paper and their subsequent significance in relation to developments over the last century, and set them ...
Anthony Carbery
wiley   +1 more source

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