There's many methods to study it, such as algebraic method, variational method, fixed point method, topological degree homotopy method, monotone iterated method, homeomorphism method.

Every smooth CR homeomorphism from a real hypersurface of finite type to a real hypersurface in C~ n is a CR diffeomorphism.

证明了Cn中有限型实超曲面到另一个实超曲面的每一个光滑CR同胚必定是CR微分同胚。

互联网摘选

Or some institutional investors use such homeomorphism to implement arbitrage. There are deviations in the behavior of institutional investors for the above reasons.

机构投资者也不例外，又或者某些机构投资者利用这些市场异象进行套利，因此机构投资者的交易行为同样存在偏差。

互联网摘选

Similarly, there is a problem about whether a homomorphism of rings induces homeomorphism of their HX rings.

类似的问题是：环的同态能否诱导出它们的HX环之间的同态？

互联网摘选

It is proved that a homeomorphism on a compact metric space with the average shadowing property has only one chain component which is the whole space.

证明了紧致度量空间上具有平均伪轨跟踪性质的同胚只有一个链分支，这个链分支就是全空间。

互联网摘选

In this paper, the closed convex hull, extreme points and support points of the class of Robertson functions are determined by linear homeomorphism.

本文借助线性同胚关系，确定了罗勃生（Robertson）函数族的闭凸包、极端点和支撑点。

互联网摘选

On Operator Homeomorphism Mapping

关于算子同胚映射

互联网摘选

According to definition of homeomorphism map, the uniqueness of equilibrium for Cohen-Grossberg neural networks with different-type delays.

本章针对工程实际需要，在Cohen-Grossberg神经网络中引入了不同的类的时滞项，根据同胚映射原理，给出了平衡点的唯一性。

互联网摘选

A Homeomorphism and Linear Homeomorphism Theorem for Certain Type of 4n ￣( th)-Order Differential Operator with a Parameter

某类带参数4n－阶微分算子的一个同胚与线性同胚定理

互联网摘选

A global homeomorphism theorem

一个大范围同胚定理

互联网摘选

Distribution networks can be classified by homeomorphism graph depending on the property of distribution network, and each class is defined as a configuration pattern.

本文研究了配电网的结构模式，利用图论中的同胚图将配电网中所有可行的辐射状网络结构划分为不同的类别，每个类别定义为一个结构模式。

互联网摘选

Third, it discusses the data topological homeomorphism transform control method of nonlinear systems, which has better application in practice, but its theory analysis is not enough.

该方法具有良好的工程实际应用效果，但是缺乏充分的理论分析。

互联网摘选

In this paper, we investigate the homeomorphism for contract-condensing mappings and monotone mappings by using topological degree.

用拓扑度研究了压缩-紧的同胚映射和单调的同胚映射。

互联网摘选

A Formula for Computing the Homeomorphism Class Number of G.M. ■_ ( n+ 1 vertices)

计算图式流形■（n+1vertices）同胚类个数的一个公式（英文）

互联网摘选

Homeomorphism theory can be used to prove that the Li é nard type equation has only one periodic solution in some restricted condition.

Liénard型方程在限定条件下可用同胚理论证明其存在唯一周期解。

互联网摘选

Homeomorphism Rule of Visual Perception

视知觉中的同胚律

互联网摘选

On Homeomorphism of Quotient Spaces of LF Topological Spaces

LF拓扑空间的商空间的同胚

互联网摘选

The Properties and Structure of Eigenfunctions and Eigenvalue of the Weakly Ergodic Homeomorphism

弱遍历自同胚的特征值与特征函数的结构性态

互联网摘选

The ( E_1) Topology in Banach Space and the Homeomorphism of Spaces

Banach空间中的（E1）拓扑与空间的同胚问题

互联网摘选

Then the relationship between system isomorphism/ homeomorphism and VV& A is briefly discussed.

然后简要地分析了同构、同态与建模及模型VV A之间的关系，最后对现有VV A技术进行了综述。

互联网摘选

About Rotation Number and Expanding Map of Homeomorphism Onto Itself for Torus in Topological Space

拓扑空间中环面自同胚的旋转数及扩张映射

互联网摘选