High order compact schemes for gradient approximation

来源 :中国科学：数学英文版 | 被引量 : 0次 | 上传用户：proudboy_linux_wzh

【摘要】

：

In this paper, we propose three gradient recovery schemes of higher order for the linear interpolation. The first one is a weighted averaging method based on th

【作者】

：

Huang YunQing Liang Qin Yi Nia

【机构】

：

XiangtanUniv,PekingUniv

【出处】

：

中国科学：数学英文版

【发表日期】

：

2010年7期

【关键词】

：

SUPERCONVERGENCE GRADIENT RECOVERY COMPACT SCHEME superconvergencegradient recov

【基金项目】

：

supported by National Natural Science Foundation of China (Grant No. 10625106),the National Basic Research Program of China (Grant No. 2005CB321701),supported by Graduate School Visit Project of Pekin

下载到本地 , 更方便阅读

下载此文赞助VIP

声明 : 本文档内容版权归属内容提供方 , 如果您对本文有版权争议 , 可与客服联系进行内容授权或下架

论文部分内容阅读

In this paper, we propose three gradient recovery schemes of higher order for the linear interpolation. The first one is a weighted averaging method based on the gradients of the linear interpolation on the uniform mesh, the second is a geometric averagin

其他文献

Robust estimation in inverse problems via quantile coupling

In this article we consider a sequence of hierarchical space model of inverse problems.The underlying function is estimated from indirect observations over a va

期刊

耦合技术中位数反问题鲁棒估计空间模型误差分布函数估计变量耦合inverse problem robust estimation oracle i

Some properties of g-convex functions

在这篇论文，我们获得那各 g 凸的功能连续、凸，并且没有 g 的价值的围住的假设，我们也在起源在 g 凸的功能的描述上扩大 Jia 和 Pengs 结果。

期刊

凸函数性质原产地backward stochastic differential equation Jensen＇s inequality g-exp

A modified version of free orbit-dimension of von Neumann algebras

基于我们介绍的 Hadwin-Shen (2007 ) 的免费轨道尺寸的观点一新为有任意地大的产生集合的有限 von Neumann 代数学不变、在任意的尺寸的 Hilbert 空格行动。我们显示出那这

期刊

代数轨道HILBERT空间免费版本修改发电机组不变量von Neumann algebras free entropy dimension

The existence and stability of traveling waves with transition layers for the S-K-T competition mode

This paper is concerned with the existence and stability of traveling waves with transition layers for a quasi-linear competition system with cross diffusion,wh

期刊

TRAVELINGwavesEXISTENCESTABILITYCROSS-DIFFUSIONspectralanalysisUNSTABLEB

Differentiability of stochastic differential equations driven by the G-Brownian motion

在这份报纸，我们学习 G-Brownian 运动关于起始的数据和参数驾驶的随机的微分方程的解决方案的可辨性。

期刊

随机微分方程布朗运动可微性G-expectation G-Brownian motion differentiability stochastic

On the uniform estimate in the Calabi-Yau theorem,Ⅱ

We show that a pluripotential proof of the uniform estimate in the Calabi-Yau theorem works also in the Hermitian case.

期刊

定理预算估计Hermitian manifolds complex Monge-Ampère operator

Proofs of some conjectures on monotonicity of number-theoretic and combinatorial sequences

在 2012，孙志伟提出了许多关于形式 \ 的序列的 monotonicity 推测(\{\sqrt [n ]{{ z_n }}\}\) ，在此 { z < 潜水艇 class= “ a-plus-plus ” > n </sub>} 是一个熟悉的

期刊

组合序列单调性猜想证明数论严格递增充分条件锌sequences monotonicity log-convexity log-concavity

EQ1^rot nonconforming finite to Signorini element approximation problem

In this paper, we apply EQ rot 1 nonconforming finite element to approximate Signorini problem. If the exact solution u∈H5/2(Ω), the error estimate of order O

期刊

逼近问题SIGNORINI问题有限元近似四边形网格矩形网格数值结果精确解估计Signorini problem nonconforming f

Splitting submanifolds of families of fake elliptic curves

Let N be a compact complex submanifold of a compact complex manifold M. We say that Nsplits in M, if the holomorphic tangent bundle sequence splits holomorphica

期刊

椭圆曲线子流形分裂家庭射影结构爱因斯坦紧凑型复流形submanifolds projective connections variation

On interpolation for Hrmander’s algebras

We discuss some recent results on interpolation problems for weighted Hrmander’s algebras of holomorphic functions in several complex variables, and also giv

期刊

weightPSEUDOCONVEXsetHrmander’salgebrainterpolatingVARIETYplurisubharmon

High order compact schemes for gradient approximation

与本文相关的学术论文