By using fixed-point theorem in cones and fixed-point index theory,a class of discrete P-Laplacian boundary value problem was discussed and a sufficient condition of existence of one or two positive solutions was obtained.
利用锥上的不动点定理及不动点指标理论对一类离散P-Laplacian边值问题正解的存在性进行了讨论,得到了该问题存在一个及两个正解的充分条件。
This paper presents an algorithm based on fixed-point theorem and Quine.
论文提出了一种基于不动点定理和Quine的建立自修复式程序的算法。
By means of Darbo s fixed-point theorem,an existence result of solution for two-point boundary value problem of nonlinear fractional differential equation is obtained.
讨论了非线性分数阶微分方程的两点边值问题,其中的导数是Caputo型分数阶导数,非线性项是Carathéodory函数,应用Darbo不动点定理,证明其在L(0,1)中存在解。
Common fixed point theorems for Altman type mappings;
Altman型映射的公共不动点定理
With the help of Maximum principle,Picard existence and uniqueness theorem and LeraySchauder fixed point theorems,the existence and uniqueness of the solution of nonlinear coupled differentio-integral system whose geometrical model is area-preserving curvature flow on the plane are proved.
利用最大值定理、Picard存在惟一性定理和Leray Schauder不动点定理,证明了一个几何模型为平面保面积曲率流的非线性耦合微分-积分方程组的解的存在惟一性。
Using the fixed point theorems of cone mapping,a method is given to decide the existence of positive solution of second order two points boundary value problem with sign change of nonlinearities.
利用上下解方法,构造相应锥映射,运用锥映射不动点定理,给出非线性项变号的二阶两点边值问题正解存在性的判定方法,推广了已有文献中相应的结果。
In this paper, an existence and uniqueness theorem of positive solutions to a class of semilinear ellipic equations is proved by using the fixed point theorem in Banach space.
该文主要采用 Banack空间中的不动点定理 ,研究了一类半线性椭圆型方程正解的存在性与唯一性 ,并且获得这类椭圆型方程正解存在的一个必要条件。
An existence of positive solution to the semilinear elliptic equation system is proved by using the fixed point theorem.
以不动点定理为主要工具，证明了一类半线性椭圆型方程组正解的存在性，并通过对非线性项适当的限制，给出了唯一性的证
A class of nonlinear n-order boundary value problems was studied and the existence of non-trivial positive solution was obtained by making use of the fixed point theorem in cone,on the basis of which we have estabished several sufficient conditions for the existence of non-trivial positive solution to the nonlinear n-order boundary value problem and improved the results published in literatures.
利用不动点定理和积分方程研究了一类非线性n-阶边值问题,获得了其非平凡正解存在性的新结果。
In order to discuss the existence of positive solutions to Singular Boundary Value Problems of a Class of Second Order m-point Sublinear Differential Equations,the author continues the research to solve this type of problem by constructing lower and upper solutions and with the maximal theorem and schauder s fixed point principle.
为了讨论一类Emden-Fowler方程奇异m-点边值问题正解的存在性问题,运用上下解方法、极大值原理和Schauder不动点定理,在次线性条件下,解决了这类奇异边值问题正解的存在性问题,并获得了该类边值问题存在C1[0,1]正解的充分必要条件。
Mnch fixed point theorem.
利用M¨onch不动点定理 ,获得了Banach空间中一类具有奇异性的脉冲微分方程边值问题解的存在性 ,并给出了其在无穷维奇异脉冲微分方程组中的应用 。
Using Brouwer s fixed point theorem,proved that any positive matrix has a positive eigenvalue and any n×n matrix A with the sum of each row entries is constant b has b as a eigenvalue.
利用Brouwer不动点定理证明了Perron-Wielandt定理,即正矩阵必有正特征值及方阵的行(列)元素之和为非零常数b时有特征值b。
fixed point theorem for many-valued mapping
多值映射不动点定理
fixed point theorem for measure-preserving mapping
保测度映射不动点定理
brouwer fixed point theorem
布劳丰尔不动点定理
Lefschetz fixed-point theorem
列夫希兹不动点定理
On the Extension of Tarafder Fixed Point Theorem;
Tarafder不动点定理的推广
KKM Theorems and Fixed Pixed Point Theorems in Topological Spaces;
拓扑空间中的KKM定理与不动点定理
ON RANDOM FIXED POINT INDEX AND RANDOM FIXED POINT THEOREMS OF SETVALUED MAPS
集值映射的随机不动点指数及随机不动点定理
Unbounded Perturbation of Generalized Inverse and Extreme Minimum Fixed Point Theorem
无界广义逆的扰动与极小不动点定理
The Application of Fixed Point Theorem in Economic Equilibrium Theory;
不动点定理在经济均衡理论中的应用
The Extension on Fixed Point Theorem of Power Arithmetic Operators F~n and F in close Convex Set;
闭凸集上幂算子F~n的不动点定理及算子F不动点定理的推广
A fixed point existence theorem and a convergence theorem in convex metric spaces;
完备凸度量空间中不动点定理与收敛定理
The fixed point theorems for generalized D-metric space are proved.
给出了D-度空间一组不动点定理。
ON TWO FIXED POINT THEOREMS OF RANDOM SET-VALUED MAPS
关于两个随机集值映象的不动点定理
Generalized Fan-Browder Fixed Point Theorem and Nash Equilibrium Problems;
广义Fan-Browder不动点定理与Nash平衡问题
Fixed Point Theorems with Applications of Several Classes of Nonlinear Operators;
几类非线性算子的不动点定理及应用
New Fixed Point Theorems of Contraction Mappings in Banach Spaces;
Banach空间中压缩映射的新不动点定理
The common fixed point theorems for a class of Φ-contraction mapping;
一类Φ-压缩映象的公共不动点定理
Banach Fixed-point Theorem and Its randomization;
Banach不动点定理及其随机化