Results 11 to 20 of about 69,983 (325)

Commutative–non-commutative dualities [PDF]

open access: yesCanadian Journal of Physics, 2020
We show that it is in principle possible to construct dualities between commutative and non-commutative theories in a systematic way. This construction exploits a generalization of the exact renormalization group equation (ERG). We apply this to the simple case of the Landau problem and then generalize it to the free and interacting non-canonical ...
Scholtz, F.G.   +2 more
openaire   +2 more sources

Commutators of the Fractional Hardy Operator on Weighted Variable Herz-Morrey Spaces

open access: yesJournal of Function Spaces, 2021
In the present paper, our aim is to establish the boundedness of commutators of the fractional Hardy operator and its adjoint operator on weighted Herz-Morrey spaces with variable exponents M
Amjad Hussain   +3 more
semanticscholar   +1 more source

Some remarks on the sparse dominations for commutators of multi(sub)linear operator

open access: yesJournal of Inequalities and Applications, 2021
We establish pointwise sparse dominations for the iterated commutators of multi(sub)linear operators satisfying the W q $W_{q}$ condition. As consequences, we present some quantitative weighted estimates for the commutators.
Zhidan Wang
doaj   +1 more source

On local and integrated stress-tensor commutators [PDF]

open access: yesJournal of High Energy Physics, 2020
We discuss some general aspects of commutators of local operators in Lorentzian CFTs, which can be obtained from a suitable analytic continuation of the Euclidean operator product expansion (OPE).
Mert Besken   +2 more
semanticscholar   +1 more source

Semi-commutations and Partial commutations [PDF]

open access: yesRAIRO - Theoretical Informatics and Applications, 2000
Summary: The aim of this paper is to show that a semi-commutation function can be expressed as the compound of a sequential transformation, a partial commutation function, and the reverse transformation. Moreover, we give a necessary and sufficient condition for the image of a regular language to be computed by the compound of two sequential functions ...
Clerbout, M., Roos, Y., Ryl, Isabelle
openaire   +2 more sources

Weighted CBMO estimates for commutators of matrix Hausdorff operator on the Heisenberg group [PDF]

open access: yesOpen Mathematics, 2020
In this article, we study the commutators of Hausdorff operators and establish their boundedness on the weighted Herz spaces in the setting of the Heisenberg group.
A. Ajaib, Amjad Hussain
semanticscholar   +1 more source

Writing commutators of commutators as products of cubes [PDF]

open access: yesCommunications in Algebra, 2021
It is known that commutators of commutators can be written as products of cubes, with the current upper bound on the number of cubes being 60. We discuss how proofs extracted via coset enumeration can be used to investigate this problem, and exhibit a rewriting using only 14 cubes.
openaire   +2 more sources

Weighted Lipschitz estimates for commutators of multilinear Calderón–Zygmund operators with Dini type kernels

open access: yesJournal of Inequalities and Applications, 2022
In this paper, we discuss the properties for commutators and iterated commutators generated by the multilinear ω-CZO and weighted Lipschitz functions on Lebesgue space.
Jie Sun
doaj   +1 more source

Commutators of multilinear strongly singular integrals on nonhomogeneous metric measure spaces

open access: yesOpen Mathematics, 2021
Let (X,d,μ)\left(X,d,\mu ) denote nonhomogeneous metric measure space satisfying geometrically doubling and the upper doubling measure conditions.
Wang Hailian, Xie Rulong
doaj   +1 more source

Weighted and endpoint estimates for commutators of bilinear pseudo-differential operators

open access: yesAIMS Mathematics, 2022
In this paper, by applying the accurate estimates of the Hörmander class, the authors consider the commutators of bilinear pseudo-differential operators and the operation of multiplication by a Lipschitz function.
Yanqi Yang, Shuangping Tao, Guanghui Lu
doaj   +1 more source

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