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- Result (Sign.Sign, Map.Map Int Morphism. 听 听 听 听 听 听 听 听 听-> Result.
- The latter two published a monograph on semigroup theory in 1961. 后面二人在 1961 年出版了半群理论的专论。
- A construction theorem for such semigroup is obtained. 给出该类半群的一个构造定理.
- Two new concepts, named morphism attribute and morphism event were proposed. 提出了同态属性和同态交互的概念;
- It follows that every nonempty periodic semigroup has at least one idempotent. 得出了所有非空周期半群都有至少一个幂等元。
- A semigroup generated by a single element is said to be monogenic (or cyclic ). 被一个单一元素生成的半群叫做 单基因 的(或 循环 的)。
- The minimal ideal of a commutative semigroup, when it exists, is a group. 交换半群的极小理想如果存在的话是个群。
- A semigroup is said to be periodic if all of its elements are of finite order. 半群被称为 周期性 的,如果所有它的元素有着有限次序。
- Different allels mey be acquired within the invented segment after the inversion poly morphism is established. 在倒位多形性形成后,在倒位的区段内可能获得不同的等位基因。
- In this paper, we investigate the Drazin inverse of a morphism in additive category. 本文研究了加法范畴上态射的 Drazin逆 .
- The weighted minus ordering and the weighted star ordering are both new partial ordering in morphism set. 加权减序和加权星序都是态射集中的新的偏序。
- This paper defines homology monomorphism, homology epimorphism, homology regular morphism in the category of topological spaces with point by using homology functor. 摘要利用同调函子,在点标拓扑空间范畴中定义了同调单态、同调满态、同调正则态射等概念。
- It also discusses some properties of homology regular morphism, and its close relationships to homology monomorphism (epimorphism) and homology equivalence. 给出了同调正则态射的一些性质,以及它与同调单(满)态和同调等价之间的关系。
- For example, every nonempty finite semigroup is periodic, and has a minimal ideal and at least one idempotent. 例如,所有非空有限半群是周期性的,并有一个极小理想和至少一个幂等元。
- Then,two important structural theorem are obtained by the special structure of Clifford semigroup. 其次,根据C lifford半群是群强半格的特殊结构,得到了C lifford半群的幂半群的两个重要的结构定理。
- Such a definition generalizes to the concept of an identity morphism in category theory, where the endomorphisms of M need not be functions. 此一定义广义化成了于范畴论中恒等态射的概念,其中M的自同态并不必然要是个函数。
- The affection of morphism interaction to simulation result was analyzed and some basic principles to deal with this problem were given. 分析了同态交互对仿真结果的影响,给出了处理同态交互的基本原则。
- If S is a semigroup, then the intersection of any collection of subsemigroups of S is also a subsemigroup of S. 如果 S 是半群,则任何 S 的子半群的搜集的交集也是 S 的子半群。
- A semigroup S is called 2-semiband, if every element of S is a product of two idempotents of S. 摘要称半群S为2-半带,若其中每个元素都可以写为S中两个幂等元的积。
- In the meantime, it is proved that each orthodox semigroup with an inverse transversal can be constructed in this way. 同时证明了每个具有逆断面的纯正半群都可以如此构造。