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On Bilinear Narrow Operators [PDF]

open access: yesMathematics, 2021
In this article, we introduce a new class of operators on the Cartesian product of vector lattices. We say that a bilinear operator T:E×F→W defined on the Cartesian product of vector lattices E and F and taking values in a vector lattice W is narrow if ...
Marat Pliev   +2 more
doaj   +2 more sources

Integrable discretization of recursion operators and unified bilinear forms to soliton hierarchies [PDF]

open access: yesOpen Communications in Nonlinear Mathematical Physics, 2017
In this paper, we give a procedure for discretizing recursion operators by utilizing unified bilinear forms within integrable hierarchies. To illustrate this approach, we present unified bilinear forms for both the AKNS hierarchy and the KdV hierarchy ...
Xingbiao Hu, Guofu Yu, Yingnan Zhang
doaj   +5 more sources

Weighted Estimates for Bilinear Operators [PDF]

open access: yesJournal of Function Spaces, 2014
We study the boundedness of weighted multilinear operators given by products of finite vectors of Calderón-Zygmund operators. We also investigate weighted estimates for bilinear operators related to Schrödinger operator.
Hua Zhu, Heping Liu
doaj   +2 more sources

Bilinear Localization Operators on Modulation Spaces [PDF]

open access: yesJournal of Function Spaces, 2018
We introduce a class of bilinear localization operators and show how to interpret them as bilinear Weyl pseudodifferential operators. Such interpretation is well known in linear case whereas in bilinear case it has not been considered so far.
Nenad Teofanov
doaj   +3 more sources

Interpolation of compact bilinear operators [PDF]

open access: yesBulletin of Mathematical Sciences, 2020
This paper is devoted to the study of the stability of the compactness property of bilinear operators acting on the products of interpolated Banach spaces.
Mieczysław Mastyło, Eduardo B. Silva
doaj   +4 more sources

Invariant bilinear differential operators

open access: yesCommunications in Mathematics, 2005
I classified bilinear differential operators acting in the spaces of tensor fields on any real or complex manifold and invariant with respect to the diffeomorphisms in 1980.
Grozman, Pavel
core   +5 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 class BS1,δ0, 0 ...
Árpád Bényi, Tadahiro Oh
doaj   +4 more sources

Constructing Dynamical Symmetries for Quantum Computing: Applications to Coherent Dynamics in Coupled Quantum Dots [PDF]

open access: yesNanomaterials
Dynamical symmetries, time-dependent operators that almost commute with the Hamiltonian, extend the role of ordinary symmetries. Motivated by progress in quantum technologies, we illustrate a practical algebraic approach to computing such time-dependent ...
James R. Hamilton   +2 more
doaj   +2 more sources

Discrete Bilinear Operators and Commutators [PDF]

open access: yesThe Journal of Geometric Analysis, 2023
14 pages. Minor revision. To appear in J.
Árpád Bényi, Tadahiro Oh
openaire   +3 more sources

Integral restriction for bilinear operators [PDF]

open access: yesPublicacions Matemàtiques, 2016
We consider the integral domain restriction operator TΩ for certain bilinear operator T. We obtain that if (s, p1, p2) satisfies 1 p1+ 1 p2 ≥ 2 min{1,s} and kTkLp1 ×Lp2→Ls < ∞, then kTΩkLp1 ×Lp2→Ls < ∞. For some special domain Ω, this property holds for triplets (s, p1, p2) satisfying 1 p1 + 1 p2 > 1 min{1,s}.
Zhao, Weiren, Wang, Meng, Zhao, Guoping
openaire   +8 more sources

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