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- A new existence theorem is obtained by applying the degree theory on cone. 利用锥上的度数理论获得了一个新的存在定理。
- An existence theorem is obtained for the periodic solutions of Lagrangian systems by the least action principle. 用极小作用原理得到了非自治Lagrange系统周期解的一个存在性定理.
- We obtain equilibrium existence theorem of generalized games in L-convex space,where the preference correspondence is L_S-majorized mapping. 在L-凸空间中;证明了定性博弈和广义博弈的均衡存在定理.
- In this paper,a existence theorem of the coupled fixed points for multivalued mixed monotone operators is proved and some application is given. 证明了多值混合单调算子耦合不动点的存在定理，并给出某些应用.
- The present paper using upper and lower solutions,proves an existence theorem of almostperiodic solutions for integrodifferential systems. 采用上下解方法，给出了一个积分微分系统概周期解存在的一般性定理。
- Here, the constraint correspondences under the assumption that are almost lower semi-continuous.The equilibria existence theorem is proved. 此均衡的存在是在几乎下半连续的假设下进行的，而且行为者组成的空具有连续统基数。
- In the paper, Existence theorem for generalized variational inequalities is established in locally FC-spaces space and its applications are presented. 摘要文章提供关于局部FC-空间上的广义变分不等式的存在性定理，并给出它的一些应用。
- The existence theorem shows that the equation has at least one solution provi ded the nonlinear term satisfies a linear growth condition. 这个存在定理说明只要非线性项满足某种线性增长条件该方程至少有一个解 .
- Periodic solution of Lagrangian system is studied with locally coercive potential or sublinear nonlinearity by the least action principle, and an existence theorem is obtained. 利用极小化作用原理研究了具有局部强制性位势或具有次线性非线性项的Lagrange系统的周期解;并得到了一个存在性定理.
- An existence theorem is obtained for periodic solutions of the nonautonomous second order systemswith even-typed potentials by the least action principle. 用极小作用原理得到了具有偶型位势的非自治二阶系统周期解的一个存在性定理.
- In this papers, giving consideration to nonconvex-valued functional differential inclusionswith nonlinear semigroups in Banach Spaces, we have proved the existence of the integral solutions and obtained a new existence theorem. 本文研究Banach空间中含有非线性半群的非凸值泛函微分包含;证明了积分解的存在性;得到一个新的存在性定理.
- The existence theorem of a class of periodic boundary value problems for first order nonlinear integrodifferential equations is obtained through the method of lower and upper solutions. 研究了一类纯量形式非线性积分微分方程周期边值问题,利用上下解法证明了解的存在性。
- The present paper is establish the existence theorem of a class of singular boundary value problems for quasilinear ordinary differential equation with the fixed point theorem as the principal tool, and develops semilinear corresponding results. 摘要本文使用不动点定理建立了一类奇异拟线性常微分方程边值问题正解的存在性定理，发展了半线性所得相应结果。
- We present existence theorem for pseudo almost periodic solutions with piecewise constant argument by means of unique decomposite character and for pseudo almost periodic sequence solutions of relevent difference equations. 摘要利用伪概周期函数唯一分解性质，研究相关差分方程的伪概周期序列解，并以此为工具得出一类带逐段常变量微分方程伪概周期解的存在唯一性。
- An existence theorem concerning denumerable 1-homoclinic orbits and countable families of 1-periodic orbits was given under a generic condition; and an intuitionistic description about those orbits was also given. 证明在通有条件下，该异宿环附近存在可数无穷多条1-同宿轨，和可数无穷多个1-周期轨的单参数族，同时对这些周期轨和同宿轨作了直观描述。
- An existence theorem of solution is established for a class of fourth-ordet two-point boundary value problems with all order derivatives by using integral equation and considering the "height" of nonlinear term. 摘要通过运用积分方程并考察非线性项的“高度”对一类含有各阶导数的四阶两点边值问题建立了一个解的存在定理。
- His doctoral dissertation on differential equations connected itself with existence theorems. 他论述微分方程的博士论文涉及到存在理论。
- A comparison principle for nonlinear degenerate elliptic equation is derived, and a existence theorem of the coupled weak quasi-solutions of BVP for nonlinear degenerate elliptic systems is given. 建立非线往退缩椭圆型方程的比较原理并给出方程组边值问题耦合弱拟解的存在性定理。
- An existence theorem of positive solution is established for a superlinear second-order three-point boundary value problem. Here, the nonlinear term is bounded below and need not be nonnegative. 建立了超线性二阶三个边值问题的一个正解存在定理.;这里;非线性项是下有界的并且不需要是非负的
- The existence theorem of essential connected component in the paper [1] is improved. As an application, deduce the existence theorem of essential connected component of KKM point-sets id deduced. 我们对文献[1]中统-的本质连通区的存在性定理进行了改进，然后利用该定理导出KKM点集的本质连通区的存在性定理。
