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- homeomorphism automorphism 同胚自同构
- In other words it has a large automorphism group. 换言之,它有大的自同构群。
- For a graph X, the automorphism group of X is denoted as Aut(X). 对一个图X,把它的自同构群记为Aut(X)。
- Automorphism group of the Abelian 2 group of type ?[1,n]? [1,n]型交换2-群的自同构群
- An automorphism of a map is an isomorphism from the map to itself. 一个地图的自同构就是到它本身的一个同构.
- Let A be a finite dimensional CSL algebra and ? be a Jordan automorphism of A. 设A是有限维CSL代数;?是A上的Jordan自同构.
- The definition of operator homeomorphism mapping,together with its characterizations,is given in this paper. 在算子开集理论中给出了算子同胚映射的概念;得到了算子同胚映射的若干性质.
- According to the generator matrix of a linear code, automorphism group is studied. 摘要从线性码的生成矩阵出发,研究线性码的自同构群。
- Key words Non-linear pseudoparabolic equation homeomorphism method existence and uniqueness theorem. 本刊中 包含“非线性伪抛物型方程;同胚;存在唯一性.
- We shall use algebraic methods to study graphs which are highly regular although this regularity is not expressed in terms of the automorphism group. 我们将用代数方法来研究高度正则的图,尽管这种正则性不是用自同构群来表达的。
- In this paper,we have studied the modulus and quasiconformal mappings,obtained several conditions for that a homeomorphism is a quasiconformal mapping. 本文研究了模和拟共形映照,得到了一个同胚为拟共形映照的若干条件。
- In this paper, we investigate the homeomorphism for contract-condensing mappings andmonotone 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.
- All [54,27,10] binary self-dual codes with an automorphism of order 7 are enumerated, and up to equivalence, there are 533 such codes. 摘要给出了有7阶自同构的二元自对偶编码[54,27,10]的生成矩阵,并且证明了在等价情况下,总共有533种这样的编码。
- In section 2.2, it is proved that if an expansive homeomorphism of a compact metric space have the POTP, then it has the POTP in its basic sets. 2节证明了:对于紧致度量空间上的自同胚,若它有伪轨跟踪性且是膨胀的,则它在链分支上保持伪轨跟踪性。
- A graph is said to be an edge-regular graph, if its full automorphism group Aut(X) acts regularly on its edge-set. 图X称为边正则图;若X的自同构群Aut(X)在X的边集上的作用是正则的.
- 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。
- How to get Aut(D), the group of analytic automorphism for a bounded domain D inC~n? 如何求C~n中有界域D的解析自同胚群Aut(D)?
- Automorphism groups of self-orthogonal code (average)A7 and self-dual code A8 were studied in paper [1] and [2]. 摘要文献[1]和[2]研究了自正交码(平均值)A7和A8自对偶码的自同构群。
- An element g is a test element of a group G if every homomorphism of G which keeps g fixed is an automorphism. 摘要群G的一个元素g称为G的检验元素,如果G的每一个保持g不变的自同态都是G的自同构。
- It is necessary to generate automorphism group of chemical graph in computer-aided structure eluciation. 在结构解析过程中,自同构群的生成是必须的。