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检索条件"主题词=Piecewise Continuous Function"
19 条 记 录,以下是1-10 订阅
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Error analysis and numerical solution of Burgers-Huxley equation using 3-scale Haar wavelets
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ENGINEERING WITH COMPUTERS 2022年 第1期38卷 3-11页
作者: Shukla, Shitesh Kumar, Manoj Motilal Nehru Natl Inst Technol Allahabad Dept Math Prayagraj 211004 UP India
In this article, we develop an efficient and accurate numerical scheme based on the Crank-Nicolson finite difference method and Haar wavelet analysis to evaluate the numerical solution of the Burgers-Huxley equation. ... 详细信息
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C*-ALGEBRAS OF POLY-BERGMAN TYPE OPERATORS WITH piecewise SLOWLY OSCILLATING COEFFICIENTS
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Journal of Mathematical Sciences (United States) 2022年 第1期266卷 77-102页
作者: Espinoza-Loyola, Enrique Karlovich, Yuri I. Centro de Investigación en Ciencias Instituto de Investigación en Ciencias Básicas y Aplicadas Universidad Autónoma del Estado de Morelos Av. Universidad 1001 Col. Chamilpa Morelos Cuernavaca C.P. 62209 Mexico
Given n, m∈ N and a simply connected uniform domain U⊂ C with a sufficiently smooth boundary ∂U, we study the C*-algebra BU,n,m(L):=alg{aI,BU,1,…,BU,n,B~U,1,…,B~U,m:a∈X(L)},generated by the operators of multiplica... 详细信息
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INVERTIBILITY OF FOURIER CONVOLUTION OPERATORS WITH PC SYMBOLS ON VARIABLE LEBESGUE SPACES WITH KHVEDELIDZE WEIGHTS
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Journal of Mathematical Sciences (United States) 2022年 第3期266卷 419-434页
作者: Fernandes, Cláudio Karlovych, Oleksiy Medalha, Samuel Centro de Matemática e Aplicações (CMA) Faculdade de Ciências e Tecnologia Universidade Nova de Lisboa Quinta da Torre Caparica 2829–516 Portugal Departamento de Matemática Faculdade de Ciências e Tecnologia Universidade Nova de Lisboa Quinta da Torre Caparica 2829–516 Portugal
Let p(·) : R→ (1 , ∞) be a sufficiently regular variable exponent and ϱ be a Khvedelidze weight on R. Suppose that a function a belongs to the algebra PCp(·),ϱ of piecewise continuous Fourier multipliers o... 详细信息
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Algebras of continuous Fourier Multipliers on Variable Lebesgue Spaces
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MEDITERRANEAN JOURNAL OF MATHEMATICS 2020年 第4期17卷 1-19页
作者: Karlovich, Alexei Yu. Univ Nova Lisboa Dept Matemat Ctr Matemat & Aplicacoes Fac Ciencias & Tecnol P-2829516 Caparica Portugal
We show that several definitions of algebras of continuous Fourier multipliers on variable Lebesgue spaces over the real line are equivalent under some natural assumptions on variable exponents. Some of our results ar... 详细信息
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Numerical solution for singular differential equations using Haar wavelet
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International Journal of Modeling, Simulation, and Scientific Computing 2020年 第5期11卷 31-45页
作者: Shitesh Shukla Manoj Kumar Department of Mathematics Motilal Nehru National Institute of Technology Allahabad Prayagraj-211004(U.P) India
The aim of this paper is to obtain the numerical solution of singular ordinary differential equations using the Haar-wavelet *** proposed method is mathematically simple and provides highly accurate *** this method,we... 详细信息
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C*-algebras of Bergman Type Operators with piecewise continuous Coefficients Over Domains with Dini-Smooth Corners
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COMPLEX ANALYSIS AND OPERATOR THEORY 2019年 第1期13卷 151-192页
作者: Espinoza-Loyola, Enrique Karlovich, Yuri I. Univ Nacl Autonoma Mexico Unidad Cuernavaca Inst Matemat Av Univ S-N Cuernavaca 62210 Morelos Mexico Univ Autonoma Estado Morelos Inst Invest Ciencias Basicas & Aplicadas Ctr Invest Ciencias Av Univ 1001 Cuernavaca 62209 Morelos Mexico
For any simply connected domain UC with a piecewise Dini-smooth boundary U which admits Dini-smooth corners of openings lying in (0,2], the C-algebra BU=alg{aI,BU,BU:aPC(L)} generated by the operators of multiplicatio... 详细信息
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C*-algebras of Bergman Type Operators with piecewise Slowly Oscillating Coefficients over Domains with Dini-Smooth Corners
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INTEGRAL EQUATIONS AND OPERATOR THEORY 2019年 第5期91卷 1-30页
作者: Espinoza-Loyola, Enrique Karlovich, Yuri, I Univ Nacl Autonoma Mexico Inst Matemat Unidad Cuernavaca Av Univ S-N Cuernavaca 62210 Morelos Mexico Univ Autonoma Estado Morelos Inst Invest Ciencias Basicas & Aplicadas Ctr Invest Ciencias Av Univ 1001 Cuernavaca 62209 Morelos Mexico
Given a simply connected domain U subset of C with a piecewise Dini-smooth boundary partial derivative U which admits a finite set of Dini-smooth corners of openings lying in (0, 2 pi], we study the C*-algebra B-U = {... 详细信息
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Linear extensions of some Baire-one functions
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ARCHIV DER MATHEMATIK 2018年 第2期110卷 175-182页
作者: Sieg, Waldemar UKW Bydgoszcz Bydgoszcz Poland
Let X be a Hausdorff topological space, and let denote the space of all real Baire-one functions defined on X. Let A be a nonempty subset of X endowed with the topology induced from X, and let be the set of functions ... 详细信息
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Closed-Loop Optimal System Synthesis in the Mode Of “Special” Control of a continuous Induction Heater
Closed-Loop Optimal System Synthesis in the Mode Of “Specia...
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International Conference on Complex Systems: Control and Modeling Problems (CSCMP)
作者: Aleksander Danilushkin Samara State Technical University Samara Russian Federation
The article deals with the problem of synthesizing the system of the optimal control of transient modes of a through-type induction heater. An algorithm to control the inductor power is obtained for the case of varyin... 详细信息
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Lyapunov exponents of a class of piecewise continuous systems of fractional order
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NONLINEAR DYNAMICS 2015年 第1-2期81卷 227-237页
作者: Danca, Marius-F. Avram Iancu Univ Dept Math & Comp Sci Cluj Napoca 400380 Romania Romanian Inst Sci & Technol Cluj Napoca 400487 Romania
In this paper, we prove that a class of piecewise continuous autonomous systems of fractional order has well-defined Lyapunov exponents. To do so, based on some known results from differential inclusions of integer or... 详细信息
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