查询词典 second boundary value problem

By using the method of upper and lower solutions ,we obtain the existence of solutions for boundary value problem of second order integro differential equations of Volterra type in a normal cone.

利用上、下解法在正规锥上证明了二阶非线性Volterra型积分微分方程边值问题解的存在性。

The existence of triple positive solutions for second order multi-point boundary value problem is investigated by using Avery-Peterson fixed point theorem. Gives the sufficient conditions for the existence of three positive solutions of the problems.

研究一类二阶非线性微分方程的n点边值问题正解的存在性，应用Avery-Peterson不动点定理，给出这类边值问题至少存在3个正解的充分条件。

Based on the given results of second order boundary value problem, the existence of solutions of nonlinear differential-difference equation and unique of solutions of Hammerstein type integro-differential-difference linear equation were established because Hammerstein linear equation featured only one solution.

以二阶边值问题的已知结果为基础，建立了微分差分非线性方程解的存在性，以及Hammerstein型线性方程解的唯一性。

Linear triangular element is considered to solve the second order elliptic boundary value problem in 2-D. By using of the distinctive structure and some novel approaches, we obtain the super-close and superconvergence results on certain kind of anisotropic meshes.

讨论在有限制的各向异性网格下用线性三角形有限元逼近二阶椭圆边值问题，利用单元构造的特殊性和一些新的技巧得到相应的超逼近和超收敛结果。

In this paper,we discuss the existence of positive solution for singular positive boundary value problem of second order differential equations by using a general cone fixed point theorem .

利用一个普通的锥不动点定理研究了二阶奇异非共振边值问题正解的存在性。

It is shown that for all auction mechanism, except the second highest bid-price rule, all equilibrium strategies are continuously differential and strict monotonically increasing, and morever the set of Nash-equilibria is completely described by a boundary value problem for a system of singular differential equations.

证明除了次高价格拍卖规则外，所有拍卖机制的均衡策略都是连续可微和严格单调增的，并且Nash均衡集完全由一阶微分方程系统的边值问题所刻划。

Two-point boundary value problem subject to nonlinear second order differential equation is applied in engineer and technology science.

非线性常微分方程边值问题是微分方程研究领域中一个较为实际，其发展也较为活跃的一个分支。

Firstly in§2.1, by applying the fixed point theorem the existence of positive solutions for second-order three-point boundary value problem is discussed.

第二节，运用不动点定理研究四阶两点边值问题正解的存在性。

A three-point boundary value problem for a semi-positone second-order differential equation is investigated.

研究了一类半正二阶非线性常微分方程的三点边值问题u +λf =0 ，u′(0 )=0 ，u(1 )=αu ，利用Krasnosel'skii不动点定理得到了正解存在的一个充分条

Existence Result for Semipositone Second-Order Three-Point Boundary Value Problem

利用不动点指数结合平移变换的方法，研究了一类四阶奇异半正边值问题，得到了其C~2[0，1]∩C~4(0，1)正解存在的一个新结果。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。