云南高校图书馆联盟文献共享服务平台- FROG

FROG: 作品数：273被引量：329H指数：9; 导出分析报告; 相关作者：司新芹张杰王兆华魏志义李湘琳更多>>; 相关机构：广东雪洁日化用品有限公司中国科学院西安交通大学口腔医院中国科学院上海光学精密机械研究所更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划国家高技术研究发展计划国家科技重大专项更多>>

Improved Leap-frog Method for Time-domain Fault Location: 《Journal of Modern Power Systems and Clean Energy》2024年第2期670-674,共5页Izudin Džafić Rabih A.Jabr; Izudin Dzafic was supported by the Federal Ministry of Education and Science;Bosnia;through funding; The partial differential equation(PDE)solution of the telegrapher is a promising fault location method among time-domain and model-based techniques.Recent research works have shown that the leap-frog process is superi...; 关键词：Fault location leap-frog partial differential equation time-domain analysis transmission line

UNCONDITIONAL ERROR ANALYSIS OF VEMS FOR A GENERALIZED NONLINEAR SCHRODINGER EQUATION: 《Journal of Computational Mathematics》2024年第2期500-543,共44页Meng Li Jikun Zhao Shaochun Chen; supported by the NSF of China(Grant Nos.11801527,11701522,11771163,12011530058,11671160,1191101330);by the China Postdoctoral Science Foundation(Grant Nos.2018M632791,2019M662506).; In this work,we focus on the conforming and nonconforming leap-frog virtual element methods for the generalized nonlinear Schrodinger equation,and establish their unconditional stability and optimal error estimates.By...; 关键词：Conforming and nonconforming Virtual element methods Leap-frog scheme Generalized nonlinear Schrodinger system Unconditionally optimal error estimates

非线性非一致介质二维Maxwell方程leap-frogCrank-Nicolson多区域Legendre-tau配置谱方法: 《数学物理学报（A辑）》2023年第3期808-828,共21页牛翠霞马和平; 国家自然科学基金(11971016,12171308)~~。; 该文研究了具有非线性电导率的非一致介质二维Maxwell方程的数值求解方法,提出了多区域Legendre-tau配置谱方法.该数值方法空间上达到谱精度,时间上是二阶精度.时间方向采用leap-frog Crank-Nicolson三层格式进行离散.非线性项放在中间...; 关键词：二维Maxwell方程非线性电导率非一致介质多区域Legendre-tau谱方法 leap-frog CRANK-NICOLSON 方法最优误差估计

基于leap-frog算法的考虑土壤频率特性对配电线路耦合入、散射电压的影响被引量：2: 《电瓷避雷器》2020年第6期64-68,共5页李国昌; 国网北京电科院项目(编号:630223170060)。; 针对土壤电导率与不同频率下的电磁场衰减具有一定的相关性,且在雷电过电压计算过程中简单的将土壤电导率考虑为定值存在较大缺陷的现状。笔者首先采用跳跃时间步进(leapfrog)技术结合FDTD算法对Maxwell方程组在柱坐标系下进行离散处理...; 关键词：leap-frog 土壤频率入射散射垂直电场

A leap-frog discontinuous Galerkin time-domain method of analyzing electromagnetic scattering problems: 《Chinese Physics B》2017年第10期205-212,共8页崔学武杨峰周龙建高敏闫飞梁志鹏; supported by the National Natural Science Foundation of China(Grant Nos.61301056 and 11176007);the Sichuan Provincial Science and Technology Support Program,China(Grant No.2013HH0047);the Fok Ying Tung Education Foundation,China(Grant No.141062);the"111"Project,China(Grant No.B07046); Several major challenges need to be faced for efficient transient multiscale electromagnetic simulations, such as flex- ible and robust geometric modeling schemes, efficient and stable time-stepping algorithms, etc. F...; 关键词：discontinuous Galerkin time-domain simulation radar cross section

Exact Artificial Boundary Condition for the Poisson Equation in the Simulation of the 2D Schrodinger-Poisson System被引量：1: 《Communications in Computational Physics》2014年第8期764-780,共17页Norbert J.Mauser Yong Zhang; Singapore A*STAR SERC PSF-Grant No.1321202067;National Natural Science Foundation of China Grant NSFC41390452;the Doctoral Programme Foundation of Institution of Higher Education of China as well as by the Austrian Science Foundation(FWF)under grant No.F41(project VICOM)and grant No.I830(project LODIQUAS)and grant No.W1245 and the Austrian Ministry of Science and Research via its grant for the WPI.; We study the computation of ground states and time dependent solutions of the Schr¨odinger-Poisson system(SPS)on a bounded domain in 2D(i.e.in two space dimensions).On a disc-shaped domain,we derive exact artificial ...; 关键词：2D Schrodinger-Poisson system exact artificial boundary condition backward Euler scheme semi-implicit/leap-frog scheme backward Euler sine pseudospectral method.

High-Order Leap-Frog Based Discontinuous Galerkin Method for the Time-Domain Maxwell Equations on Non-Conforming Simplicial Meshes: 《Numerical Mathematics(Theory,Methods and Applications)》2009年第3期275-300,共26页Hassan Fahs; supported by a grant from the French National Ministry of Education and Research(MENSR,19755-2005); A high-order leap-frog based non-dissipative discontinuous Galerkin time- domain method for solving Maxwell＇s equations is introduced and analyzed. The pro- posed method combines a centered approximation for the eval...; 关键词：Maxwell＇s equations discontinuous Galerkin method leap-frog time scheme stability convergence non-conforming meshes high-order accuracy.

A LEAP FROG FINITE DIFFERENCE SCHEME FOR A CLASS OF NONLINEAR SCHRODINGER EQUATIONS OF HIGHORDER被引量：4: 《Journal of Computational Mathematics》1999年第2期133-138,共6页Wen-ping Zeng(Department of Mathematics, Overseas Chinese University, Quanzhou 562011, China); In this paper, the periodic initial value problem for the following class of nonlinear Schrodinger equation of high order i partial derivative u/partial derivative t + (-1)(m) partial derivative(m)/partial derivative ...; 关键词：high order nonlinear Schrodinger equation leap-frog difference scheme CONVERGENCE

Convergence on Finite Difference Solution for Semilinear Wave Equation in One Space Variable: 《Chinese Quarterly Journal of Mathematics》1997年第3期35-40, ,共6页鲁百年房少梅; In this paper,the convergence and stability of the ’Leap-frog’ finite difference scheme for the semilinear wave equation are proved by using of the bounded extensive method under more generalized condition for the n...; 关键词：semilinear wave equation Leap-frog finite difference scheme convergence and stability

小资料: 《福建金融》1994年第1期34-34,共1页; 小资料世界上有哪些市场经济模式目前，世界上大体有三种市场经济模式：即德国模式、日本模式和美国模式。德国模式：社会市场经济模式。吸收了社会主义国家的一些长处，如＂社会公平＂、＂社会保险＂等等，但它不搞社会主义高度集中的...; 关键词：Economical-explicit SEMI-IMPLICIT Split-explicit Leap-frog MONSOON DEPRESSION Numerical model

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