查询词典 intersection graph

The spectral graph theory is one of the main branches in algebraic graph theory, it is mainly concerned with the adjacency spectrum and the Laplacian spectrum.

图的谱理论是代数图论中的一个重要课题，主要涉及图的邻接谱与图的Laplacian谱的研究。

The study of graph spectra is an important direction of research in algebraic graph theory, and its main object of study is the adjacency spectrum and the Laplacian spectrum.

对图谱的研究是代数图论中的一个重要研究方向，其主要研究对象是图的邻接谱与图的Laplacian谱。

In the third chapter, we shall define the concepts of the adjacent vertex distinguishing incidence coloring and the adjacent vertex distinguishing incidence chromatic number of graphs: For graph G, let Q_u={|u"∈N}U{|u∈N},σ: I→C is a k- incidence coloring of graph G, C_u denotes the set of colors assigned to Q_u.

在第三章中我们将定义图的邻点可区别关联着色及邻点可区别关联色数：对图G，设Q_u={|u"∈N}∪{|u∈N}，σ：I→C为图G的k-关联着色，C_u表示着在Q_u上的色集。

The study of molecular topological indices and the invariants of molecular graph is one of the most active area in the modern chemical graph theory.

分子拓扑指数以及分子图的不变量的研究是现代化学图论中最活跃的研究领域之一。

On this foundation, the paper proposes distinguishing the shape of the graph by using the graph area and the perimeter ratio scope.

在此基础上提出了利用图形的面积和周长的比值范围来识别出图形的形状。

The paper proposes distinguishing the shape of the graph by using the graph area and the perimeter ratio scope.

在此基础上提出了利用图形的面积和周长的比值范围来识别出图形的形状。

The spectral theory of graph is not only an important area in graph theory but also an active topic. There are extensive applications in the fields of quantum chemistry, physics, computer science, communication network and information science.

近半个世纪以来，谱图论形成发展成为图论研究的重要领域之一，也是一个非常活跃的研究方向，它在量子化、物理、计算机科学、通信网络及信息科学中均有广泛的应用。

In present textbook,for curvilinear parameter equation,there is no defined methods to solve characteristic of graph ,copy methods and the area of self-closed planar graph .

在现行教材中，有关参数方程所示曲线的图像特点、描绘方法以及自身封闭所围成的平面图形的面积等都未给出明确的求法，为此，文中给出了关于曲线参数方程的两个教学注记，以弥补教材中的不足。

Similar to the normality of the Cayleygraph, we can also define the normality of the Coset graph, that is, if the relevant group is normal to its full automorphism of the Coset graph.

类似于Cayley图的正规性，我们同样可以定义陪集图的正规性，即相应的群是否正规于它的这个陪集图的全自同构群。

The fundamental problem of the geometry of matrices can be interpreted as a theorem on graph automorphism of the graph on a certain kind of matrices, and it also has practical application in the linear preserver problems which are the research area in matrix and operator theory.

矩阵几何的基本定理也可以叙述为图论中的图的自同构定理；并且它在矩阵和算子的保持问题中有很好的应用。

Many will continue to choose to live in duality and in conflict.

许多人将继续选择活在二元对立性和冲突中。

I find that students of the University of Physical Education all wear sportswear at first sight.

我发现：体育大学的学生乍一看，都是穿运动衣，大家都一样