In this paper, singular boundary value problems of non-linear equation system on a half-line will be considered.
本文主要研究半直线上非线性方程组奇异边值问题解的存在性。
According to the critical point theory, a class of problems of elliptic boundary value with an asymptotically linear term and singular term is studied.
利用临界点理论，研究了一类含有渐近线性项和奇异项的半线性椭圆方程的边值问题。
In this paper, We discuss a class of boundary Value problems of second order singular perturbed nonlinear differential difference systems.
本文讨论一类二阶奇摄动非线性微分差分方程组的边值问题。
In this paper, we present a method for solving a class of singular second order two-point boundary value problems.
讨论了一类二阶奇异两点边值问题的一种求解方法。
In this paper we suggesst a finite element method for singular two point boundary value problems with singular solution by introducing singular basis with local support.
采用具有小支集的奇异基函数的有限元方法求解奇异两点边值问题的奇异解。
Under the effect of numerical integrate, a class of nonlinear parabolic boundary value problems with singular coefficients was considered in this article.
本文研究一类考虑数值积分影响时的一维非线性奇异抛物问题的有限元方法。
The author discusses a class of general of singular boundary value problems by using the first integral method, and the necessary and sufficient condition of positive solutions was obtained.
运用首次积分法讨论了较广泛的一类常微分方程边值问题，得到了正解存在的充要条件。
A new analytical integral algorithm is proposed and applied to the evaluation of the nearly singular integrals in the Boundary Element Method for 2d anisotropic potential problems.
导出了一种解析积分算法，精确计算了二维各向异性位势问题边界元法中近边界点的几乎奇异积分。
This paper discusses the existence of multiple positive solutions of a class of nonlinear singular boundary value problems by means of the fixed point index Theorem on cones.
利用锥映射的不动点指数定理，研究了一类非线性奇异边值问题多个正解的存在性问题。
By using fixed point index theory in a cone, we study the existence of positive solutions of boundary value problems for systems of nonlinear second order singular differential equations.
使用锥上拓扑度理论，研究二阶非线性奇异微分方程组两点边值问题正解的存在性。
This paper discusses the existence of a class of singular elliptic boundary value problems. Under certain conditions, we prove that weak solutions exist.
讨论了一类具有奇异性的椭圆问题解的存在性。证明了在一定条件下，弱解存在。
Boundary element method (BEM) is a simple and effective numerical method to solve potential problems, but usually requires calculation of singular integral, even hyper-singular integrals.
边界元方法求解位势问题有效而简单，但通常需要数值计算奇异积分甚至超强奇异积分。
Boundary element method (BEM) is a simple and effective numerical method to solve potential problems, but usually requires calculation of singular integral, even hyper-singular integrals.
边界元方法求解位势问题有效而简单，但通常需要数值计算奇异积分甚至超强奇异积分。
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