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检索条件"主题词=Numerical Algorithm"
615 条 记 录,以下是431-440 订阅
排序:
Application of fast automatic differentiation for solving the inverse coefficient problem for the heat equation
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COMPUTATIONAL MATHEMATICS AND MATHEMATICAL PHYSICS 2016年 第10期56卷 1743-1757页
作者: Zubov, V. I. Russian Acad Sci Dorodnicyn Comp Ctr Fed Res Ctr Comp Sci & Control Moscow 119333 Russia Moscow Inst Phys & Technol Dolgoprudnyi 141700 Moscow Oblast Russia
The problem of determining the thermal conductivity coefficient that depends on temperature is studied. The consideration is based on the initial-boundary value problem for the one-dimensional unsteady heat equation. ... 详细信息
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EFFICIENT numerical METHOD FOR SOLUTION OF BOUNDARY VALUE PROBLEMS WITH ADDITIONAL CONDITIONS
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BRAZILIAN JOURNAL OF CHEMICAL ENGINEERING 2017年 第3期34卷 873-883页
作者: Szukiewicz, Miroslaw K. Rzeszow Univ Technol Dept Chem & Proc Engn Al Powstancow Warszawy 6 PL-35959 Rzeszow Poland
An efficient numerical method for solution of boundary value problems with additional condition is presented. The approach is based on the shooting method but the procedure of seeking "the proper shot" allow... 详细信息
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A finite volume method for numerical simulations of adiabatic shear bands formation
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COMMUNICATIONS IN NONLINEAR SCIENCE AND numerical SIMULATION 2021年 101卷 105858-105858页
作者: Muratov, R. V. Kudryashov, N. A. Ryabov, P. N. Natl Res Nucl Univ MEPhI Kashirskoe Shosse 31 Moscow Russia
The aim of this paper is to develop an effective finite volume method for numerical simulation of the adiabatic shear bands (ASB) formation processes. A formation of ASB happens at high-speed shear strains of ductile ... 详细信息
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A General Three-Dimensional numerical Technique for Determining the Contact Area of an Arbitrary Punch on an Elastic Half-Space
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INTERNATIONAL JOURNAL OF APPLIED MECHANICS 2016年 第1期8卷
作者: Shen, Jing Jin Xu, Feng Yu Jiang, Guo Ping Nanjing Univ Posts & Telecommun Sch Automat Nanjing 210023 Jiangsu Peoples R China
The paper presents a numerical method for determining the contact area in three-dimensional elastostatic normal contact without friction. The method makes use of the theorem developed by Barber, the contact area is th... 详细信息
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A robust numerical treatment of solid-phase diffusion in pseudo two-dimensional lithium-ion battery models
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JOURNAL OF POWER SOURCES 2023年 556卷
作者: Kim, Jinyong Mallarapu, Anudeep Santhanagopalan, Shriram Newman, John Natl Renewable Energy Lab Ctr Energy Convers & Storage Syst Golden CO 80401 USA
Solid-phase diffusion in active materials of lithium-ion batteries significantly affects charging and safety-related behavior of lithium-ion batteries. Therefore, it is essential to develop an efficient and robust num... 详细信息
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Walk On Spheres algorithm for Helmholtz and Yukawa Equations via Duffin Correspondence
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METHODOLOGY AND COMPUTING IN APPLIED PROBABILITY 2017年 第2期19卷 589-602页
作者: Yang, Xuxin Rasila, Antti Sottinen, Tommi Hunan First Normal Univ Dept Math Changsha 410205 Hunan Peoples R China Aalto Univ Dept Math & Syst Anal POB 11100 Espoo 00076 Finland Univ Vaasa Dept Math & Stat Fac Technol POB 700 Vaasa 65101 Finland
We show that a constant-potential time-independent Schrodinger equation with Dirichlet boundary data can be reformulated as a Laplace equation with Dirichlet boundary data. With this reformulation, which we call the D... 详细信息
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Application of the Fast Automatic Differentiation Technique for Solving Inverse Coefficient Problems
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COMPUTATIONAL MATHEMATICS AND MATHEMATICAL PHYSICS 2020年 第1期60卷 15-25页
作者: Albu, A. F. Evtushenko, Yu G. Zubov, V., I Russian Acad Sci Fed Res Ctr Comp Sci & Control Dorodnicyn Comp Ctr Moscow 119333 Russia Moscow Inst Phys & Technol Dolgoprudnyi 141701 Moscow Oblast Russia
Results obtained by the authors in solving inverse coefficient problems are overviewed. The inverse problem under consideration is to determine a temperature-dependent thermal conductivity coefficient from experimenta... 详细信息
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HITTING TIME FOR BESSEL PROCESSES-WALK ON MOVING SPHERES algorithm (WOMS)
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ANNALS OF APPLIED PROBABILITY 2013年 第6期23卷 2259-2289页
作者: Deaconu, Madalina Herrmann, Samuel Univ Lorraine INRIA Nancy Grand Est IECN UMR 7502 F-54506 Vandoeuvre Les Nancy France Univ Lorraine INRIA Nancy Grand Est Project Team TOSCA F-54506 Vandoeuvre Les Nancy France Univ Bourgogne IMB UMR 5584 F-21078 Dijon France
In this article we investigate the hitting time of some given boundaries for Bessel processes. The main motivation comes from mathematical finance when dealing with volatility models, but the results can also be used ... 详细信息
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An improved technique to determine the controlling unstable equilibrium point in a power system
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IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS I-FUNDAMENTAL THEORY AND APPLICATIONS 1996年 第4期43卷 313-323页
作者: Treinen, RT Vittal, V Kliemann, W IOWA STATE UNIV SCI & TECHNOL DEPT MATHAMESIA 50011
The accuracy of stability assessment provided by the transient energy function (TEF) method depends on the determination of the controlling unstable equilibrium point (UEP), The technique that currently determines the... 详细信息
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Systems of quasilinear conservation laws and algorithmization of variational principles
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COMPUTATIONAL MATHEMATICS AND MATHEMATICAL PHYSICS 2015年 第9期55卷 1554-1566页
作者: Rykov, Yu. G. Feodoritova, O. B. Russian Acad Sci Keldysh Inst Appl Math Moscow 125047 Russia
A previously formulated new approach to the consideration of systems of quasilinear hyperbolic equations on the basis of variational principles is described in more detail in the case of special systems of three equat... 详细信息
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