circle problem

Furthermore,the author gives Poisson Formula of resolving Dirichlet problem of circle for two-dimensional Laplace equation.

本文讨论了圆x2+y2≤R2的格林函数,并由此导出了圆的狄利克雷内问题的泊松公式。

Extrapolation of the compound two-grid method for elliptic problem

椭圆问题的复合式外推两网格方法

The results are applied to establish a generic finiteness result for the elliptic problem:-Δu+f(u)=(λ),uυ=0 with a constraint:m(u):=1|Ω|∫Ωudx=α,where f is strictly increasing,and ∈C1(;L2(Ω)).

将Rn的开子集上非线性映射的导算子,一致可微性等概念推广到定义在Rn的一般子集上的映射,然后建立相应的Sard定理,并将所得结果用于一类含参数的椭圆问题:∫Ωudx=α下解的通有有限性,-Δu+f(u)=(λ), u υ=0在约束条件:m(u):=1｜Ω｜其中f严格单调递增,∈C1([0,1];L2(Ω))。

The behavior to solutions to nonlinear elliptic problemsLu=λf(x,u)x∈Ω,λ>0 u|_(Ω)=0 where Lu=-∑ni,j=1x_i(a_(ij)(x)ux_j)+c(x)u is studied.

利用了一类非线性椭圆问题及其解的有关性质,研究了非线性椭圆边值问题Lu的解当λ→∞时的渐进性态,并证明了在一定条件下,该类问题的某些正解当参数λ→∞时以测度收敛 这类椭圆问题为Lu=λf(x,u)　x∈Ω,λ>0 (aij(x) u)+c(x)u xj xiu| Ω=0和Lu=-∑ni,j=

The purpose of this paper is to study the existence of postive entire radially symmetric solutions of singular elliptic problems on R N .

对ＲＮ中具有奇异性的椭圆问题，讨论了整体轴对称正解的存在性。

In this thesis, we discuss multigrid algorithms for mortar-type rotated Q_1 element for second order elliptic problems and mortar-type Q_1~(rot)/Q_0 element for the incompressible Stokes problem.

在这篇论文中,我们讨论Mortar型旋转Q_1元解二阶椭圆问题和Mortar型Q_1~(rot)/Q_0元解不可压缩的Stokes问题的多重网格方法。

Algorithms for a Vertex-Centered Covolume Method for Indefinite Elliptic Problem;

不定椭圆问题有限体积法的算法研究

The Role of Domain Shape on the Asymptotically Linear Elliptic Problem;

区域形状对渐近线性椭圆问题的影响

Multiple solutions for a class of elliptic problem in multi-bump domains

multi-bump域中的一类椭圆问题的多解(英文)

Homogenization of a Class of Degenerate Elliptic and Parabolic Equations;

一类退化椭圆问题和抛物问题的均匀化

A QUASILINEAR MIXED ELEMENT SCHEME FOR SOLVING SECOND ODER ELLIPTIC PROBLEM

二阶椭圆问题求解的拟一次混合元格式

Second order Hamiltonian Systems and Elliptic Resonant Boundary Value Problems;

二阶Hamilton系统与椭圆共振边值问题

A Free Boundary Problem with Elliptic-parabolic Equations System;

一个椭圆—抛物方程组的自由边界问题

Existence for Solutions of Some Neumann Problems for Elliptic Equations;

几类椭圆方程Neumann问题解的存在性

Existence of a Solution for a Semilinear Elliptic Equation;

一类半线性椭圆方程解的存在性问题

The Nonlinear Singularly Perturbed Problems for Elliptic Equations;

非线性奇摄动椭圆型方程问题(英文)

Using the Galerkin method to solve the second order Ellipse-type Rim-value questions;

用Galerkin方法解二阶椭圆边值问题

An appronimate solution to the boundary value problem of elliptic equation;

椭圆型方程边值问题的一种近似解法

Researches on Some Problems in Elliptic Curve Cryptography

椭圆曲线密码体制中若干问题的研究

Multiple Solutions for an Elliptic Boundary Value Problem Involving an Inhomogeneous Term

含非齐次项的椭圆边值问题的多解性

A Class of Elliptic Eigenvalue Problem with Constraints in R~N

R~N上一类带限制的椭圆特征问题

The Existence of Solutions for a Class of Elliptic Equation

一类拟线性椭圆方程解的存在性问题

The Existence of Solution for Two Elliptic Partial Differential Equations

两类椭圆偏微分方程解的存在性问题

The security of Elliptic Curve Cryptogrphy(ECC) is based on the difficulty of elliptic curve discrete logarithm.

椭圆曲线密码体制的安全性基于椭圆曲线离散对数问题的难解性。