Results 11 to 20 of about 529,664 (281)

Integral Operators on Lattices [PDF]

open access: yesOrder, 2022
This paper introduces the notion of integral operators on lattices and studies their role in understanding lattices, their classification and their derived structures. As is well known, the derivation, or differential operator, and integral operator are fundamental in analysis and its broad applications.
Aiping Gan, Li Guo 0003, Shoufeng Wang
openaire   +2 more sources

On an integral operator [PDF]

open access: yesApplied Mathematics Letters, 2010
Abstract In this paper we define a general integral operator for analytic functions in the open unit disk and we determine some conditions for univalence of this integral operator.
Virgil Pescar, Daniel Breaz
openaire   +2 more sources

GMRES and Integral Operators [PDF]

open access: yesSIAM Journal on Scientific Computing, 1996
The purpose of this paper is to show how the generalized minimal residual (GMRES) method can be modified to incorporate Nyström interpolation at a small cost in both computational effort and algorithmic complexity. The result is an algorithm that has the convergence property of Broyden's method.
Carl T. Kelley, Z. Q. Xue
openaire   +1 more source

Operators with an integral reprsentation [PDF]

open access: yesProceedings of the American Mathematical Society, 2016
We introduce a fairly large class of bounded linear operators between Banach spaces which admit an integral representation. It turns out that an operator belongs to this class if and only if it factors through a
CILIA, Raffaela Giovanna, Gutierrez JM
openaire   +1 more source

On Integral Operators

open access: yesJournal of Mathematical Analysis and Applications, 1999
Let \(f_n(z)= z/(1- z)^{n+ 1}\), \(n\in N_0\), and \(f^{(-1)}_n\) be defined such that \(f_n* f^{-1}_n= {z\over 1-z}\), where \(*\) denotes convolution (Hadamard product). Let \(f\) be analytic in the unit disc \(E\). The authors introduce a new operator \(I_nf= f^{(-1)}_n* f\) which is analogous to one defined by Ruscheweyh.
Inayat Noor, Khalida   +1 more
openaire   +1 more source

Pseudo-integral operators [PDF]

open access: yesTransactions of the American Mathematical Society, 1979
Let ( X , a , m ) (X,\,\mathcal {a},\,m) be a standard finite measure space. A bounded operator T on L 2 ( X ) {L^2}(X) is called a pseudo-integral operator if
openaire   +2 more sources

Integral operators and integral cohomology classes of Hilbert schemes [PDF]

open access: yes, 2004
The methods of integral operators on the cohomology of Hilbert schemes of points on surfaces are developed. They are used to establish integral bases for the cohomology groups of Hilbert schemes of points on a class of surfaces (and conjecturally, for ...
Qin, Zhenbo, Wang, Weiqiang
core   +1 more source

On Integral Operators with Operator-Valued Kernels [PDF]

open access: yesJournal of Inequalities and Applications, 2010
Here Lq-Lp boundedness of integral operator with operator-valued kernels is studied and the main result is applied to convolution operators. Using these results Besov space regularity for Fourier multiplier operator is established.
openaire   +4 more sources

Inequalities for a Unified Integral Operator and Associated Results in Fractional Calculus

open access: yesIEEE Access, 2019
Integral operators are useful in real analysis, mathematical analysis, functional analysis and other subjects of mathematical approach. The goal of this paper is to study a unified integral operator via convexity.
Young Chel Kwun   +5 more
doaj   +1 more source

Integral Representations for the Class of Generalized Metaplectic Operators [PDF]

open access: yes, 2015
This article gives explicit integral formulas for the so-called generalized metaplectic operators, i.e. Fourier integral operators (FIOs) of Schr\"odinger type, having a symplectic matrix as canonical transformation.
Cordero, E., Nicola, F., Rodino, L.
core   +1 more source

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