兰州大学机构库

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A sharp error estimate of Euler-Maruyama method for stochastic Volterra integral equations 期刊论文
MATHEMATICAL METHODS IN THE APPLIED SCIENCES, 2022, 卷号: 45, 期号: 10, 页码: 6005-6029
Authors:  Wang, Can;  Chen, MH(陈明华);  Deng, WH(邓伟华);  Bu, Weiping;  Dai, Xinjie
Favorite  |    Submit date:2022/07/01
Estimation  Nonlinear equations  Numerical methods  Stochastic systems  Convergence analysis  Convergence estimates  Convergence rates  Error estimates  Euler-Maruyama method  Existence and uniqueness  Fractional substantial derivative  Non Lipschitz conditions  Stochastic volterra integral equations  Stochastics  convergence rate  fractional substantial derivative  non-Lipschitz condition  stochastic Volterra integral equations  
STRONG CONVERGENCE ORDER FOR THE SCHEME OF FRACTIONAL DIFFUSION EQUATION DRIVEN BY FRACTIONAL GAUSSIAN NOISE 期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2022, 卷号: 60, 期号: 4, 页码: 1879-1904
Authors:  Nie, Daxin;  Sun, Jing;  Deng, Weihua
Favorite  |    Submit date:2023/01/03
Diffusion  Error analysis  Finite element method  Gaussian distribution  Gaussian noise (electronic)  Numerical methods  Partial differential equations  Stochastic systems  Convergence order  Convergence rates  Convolution quadrature  Fractional diffusion equation  Fractional gaussian noise  Gaussian noise model  Gaussians  Stochastic fractional diffusion equation  Stochastics  Strong convergence  
STRONG CONVERGENCE ORDER FOR THE SCHEME OF FRACTIONAL DIFFUSION EQUATION DRIVEN BY FRACTIONAL GAUSSIAN NOISE 期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2022, 卷号: 60, 期号: 4, 页码: 1879-1904
Authors:  Nie, Daxin;  Sun, J(孙晶);  Deng, WH(邓伟华)
Favorite  |    Submit date:2022/11/08
Diffusion  Error analysis  Finite element method  Gaussian distribution  Gaussian noise (electronic)  Numerical methods  Partial differential equations  Stochastic systems  Convergence order  Convergence rates  Convolution quadrature  Fractional diffusion equation  Fractional gaussian noise  Gaussian noise model  Gaussians  Stochastic fractional diffusion equation  Stochastics  Strong convergence  
beta收敛、空间依赖与中国制造业发展 期刊论文
数量经济技术经济研究, 2018, 卷号: 35, 期号: 2, 页码: 3-23
Authors:  刘明;  王思文;  Liu Ming;  Wang Siwen
Favorite  |    Submit date:2020/05/18
制造业  时间beta收敛  空间beta收敛  时空beta收敛  Manufacturing Industry  Temporal beta Convergence  Spatial beta Convergence  Temporal-spatial beta Convergence  
A new stable internal structure of the mandelbrot set during the iteration process 期刊论文
FRACTALS-COMPLEX GEOMETRY PATTERNS AND SCALING IN NATURE AND SOCIETY, 2021, 卷号: 29, 期号: 1
Authors:  Yu, Dakuan;  Ta, WR(他吴睿)
Favorite  |    Submit date:2021/08/12
Geometry  Computational accuracy  Convergence characteristics  Convergence points  Convergence structure  Internal structure  Iteration points  Iteration process  Periodic points  Stable Internal Structure  Computational Accuracy  Boundary Sensitivity  
甘肃省县级融媒体中心建设现状与问题的调查研究 学位论文
新闻与传播硕士, 兰州: 兰州大学, 2020
Authors:  张镤
Favorite  |    Submit date:2021/12/06
媒体融合  县级融媒体  融媒体中心建设  媒体融合,县级融媒体,融媒体中心建设  media convergence,county-level convergence media,construction of convergence media center  
Analysis of (shifted) piecewise quadratic polynomial collocation for nonlocal diffusion model 期刊论文
APPLIED NUMERICAL MATHEMATICS, 2023, 卷号: 185, 页码: 120-140
Authors:  Cao, Rongjun;  Chen, Minghua;  Qi, Yingfan;  Shi, Jiankang;  Yin, Xiaobo
Favorite  |    Submit date:2023/01/03
Diffusion  Errors  Maximum principle  Asymptotically compatible scheme  Compatible schemes  Convergence analysis  Nonlocal models  Piecewise quadratic polynomials  Polynomial collocation  Shifted-symmetric collocation  Stability analyze  Stability and convergence  Symmetrics  
Modified unsymmetric SOR method for saddle-point problems 期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2014, 卷号: 234, 页码: 584-598
Authors:  Liang, ZZ(梁兆正);  Zhang, GF(张国凤)
Adobe PDF(943Kb)  |  Favorite  |    Submit date:2015/12/16
Saddle-point problem  Convergence  Semi-convergence  Optimal iteration parameter  SSOR method  
A second-order accurate linearized difference scheme for the Rosenau-Burgers equation 期刊论文
Journal of Information and Computational Science, 2010, 卷号: 7, 期号: 8, 页码: 1793-1800
Authors:  Ma, Weiyuan;  Yang, Aili;  Wang, Yang;  Ma, W. (mwy2004@126.com)
Favorite  |    Submit date:2016/07/28
Convergence  Convergence and stability  CPU time  Crank-Nicolson scheme  Difference schemes  Difference solutions  Discrete energies  Numerical experiments  Numerical tests  Rosenau-Burgers equation  Second orders  Space and time  Three-level  
一种快速遗传算法及其收敛性 期刊论文
系统工程与电子技术, 2009, 卷号: 31, 期号: 3, 页码: 714-718
Authors:  马永杰;  马义德;  蒋兆远;  孙启国;  Ma, Y.-J. (myjmyj@163.com)
Favorite  |    Submit date:2016/07/15
遗传算法  收敛性  快速收敛  约束优化  Constrain optimization  Convergence  Crossover operators  Fast convergence  Global convergences  Global optimal solutions  Local searches  Mutation operators  Optimal solutions  Penalty functions  Search efficiencies  Selection operators  Simulation results  Solution spaces