代数拓扑 oor Engels

代数拓扑

Vertalings in die woordeboek Sjinees - Engels

algebraic topology

naamwoord

branch of mathematics

如今被称作 代数拓扑的学科
into a subject which is now called algebraic topology.

voorbeelde

卡塞迪與瓦力也沒有說到是否GEMTC的模型论包含到任何傳統的拓扑空间。
Casati and Varzi do not say if the models of GEMTC include any conventional topological spaces.

反过来,斯科特域在一定意义上"几乎"就是代数格。
Consequently, Scott domains are in a sense "almost" algebraic lattices.

今晚 我们 " 补习 代数 " 罗斯福 酒店 9 点钟
We're studying algebra tonight, Roosevelt Hotel, 9:00.

一种具有高负载调整率的快速瞬态响应DC-DC开关变换器,设有电流检测电路(101)、斜坡补偿电路(102)、脉宽调制器(103)、含有功率管、输出电感、滤波电容以及负载的BUCK拓扑电路(106)、误差放大器(104)以及电压检测器(105),误差放大器(104)和电压检测器(105)采样BUCK拓扑电路(106)的输出电压VOUT并分别与参考电压VREF比较,误差放大器(104)及电压检测器(105)的输出信号叠加输入到脉宽调制器(103),电流检测电路(101)检测BUCK拓扑电路(106)中的电感电流,斜坡补偿电路(102)产生的周期性斜坡信号与电流检测电路(101)的输出端信号叠加输入到脉宽调制器(103)的输入端,脉宽调制器(103)的输出端控制BUCK拓扑电路(106)中的功率管栅信号。
A fast transient response DC-DC switching converter with a high load regulation rate, which is provided with an electric current detection circuit (101), a slope compensation circuit (102), a pulse width modulator (103), a BUCK topology circuit (106) containing a power transistor, an output inductor, a filtering capacitor and a load, an error amplifier (104) and a voltage detector (105).

提供了一种基于分类的虚拟网络映射方法及系统,所述方法包括:根据各区域的网络拓扑信息,对虚拟网络请求中的虚拟节点进行分类,根据分类结果将请求的虚拟网络分割成规模较小的虚拟网络子请求,将虚拟网络子请求分派给各区域的管理实体进行并行的映射处理;各区域的管理实体在映射虚拟网络子请求时,引入了资源均衡机制,分别对虚拟网络子请求的需求限制和区域底层物理网络的可用资源进行均衡处理,同时协调整合虚拟节点的映射和虚拟链路的映射;在所有区域的管理实体都完成映射之后,由全局的管理实体整合各区域的管理实体的映射结果并反馈给用户。
Compared to the prior art, the present invention provides features such as a low degree of computational complexity, rapid mapping, and better load balancing on the substrate/physical network.

自同胚就是从一个拓扑空间到它本身的同胚。
Camel-herding Arabs would devote some of their beasts to certain deities.

了解 拓扑 绝缘体 的 请举手
Don't kid yourselves.

本文提出一种基于交叉点分析的线条矢量化方法, 克服了现有方法难以保持拓扑结构的不足。
In this paper, wepropose a vectorization method of line drawings based on junction analysis, which retains the original structureunlike done by existing methods.

起先时代的特色是使用组合拓扑(今日代数拓扑的先驱)。
The future tense is distinguished from the present tense by the use of prefixes.)

该方法包括:第一网络内设置的传送网控制器接收跨域路径建立请求,跨域路径建立请求包括目标路径的首末节点信息以及带宽信息;根据第一网络的拓扑信息和TE信息,获取目标路径在第一网络内的第一子路径;根据带宽信息为第一子路径上各节点之间的链路分配网络资源,以供各节点建立连接;向第二网络的第二边界节点发送路径消息,以供第二边界节点根据路径消息运行GMPLS协议栈中的信令协议以建立目标路径在第二网络内的第二子路径,并完成第二子路径上各节点之间的连接;接收第二边界节点发送的跨域链路对应的网络资源后,向第一边界节点发送指示消息,以供第一边界节点连接第一子路径和第二子路径。
The present invention provides an establishment method and a device of a cross-domain path.

网络拓扑信息的分片、发送和接收的方法及装置
Method and device for fragmenting, transmitting and receiving network topology information

基于H桥的无变压器风力发电并网拓扑结构
H-bridge based transformerless wind power grid-connected topological structure

广义范畴论随后产生,且更容纳了语意灵活性和高阶逻辑等多种新特征的泛代数,现在被运用到数学的所有分支。
General category theory, an extension of universal algebra having many new features allowing for semantic flexibility and higher-order logic, came later; it is now applied throughout mathematics.

一种实现虚拟化网管的方法、装置及系统,其中方法包括:网络功能虚拟化编排者或运营商运营支撑系统设置虚拟化网管的配置信息,所述配置信息至少包括如下配置信息之一或组合:网管功能配置信息、网管功能与其它虚拟网络实体拓扑关系配置信息、网管相关接口配置信息、生命周期配置信息、网管性能要求配置信息、部署策略配置信息;网络功能虚拟化编排者或运营商运营支撑系统指示网管虚拟化管理者依据所述配置信息,完成网管功能虚拟化。
By means of the technical scheme, low-cost and rapid deployment of a network management system can be implemented.

因此,第一类拓扑异构酶一次解开一个DNA超螺旋,而第二类酶一次解开两个超螺旋。
As a result, the type I enzyme removes supercoils from DNA one at a time, whereas the type II enzyme removes supercoils two at a time.

将问题重新表述成多重线性代数术语是有好处的,这里有清楚的和良定义的“最好解”:解的限制恰好是你事实上所需要的。
Its benefit is that by re-expressing problems in terms of multilinear algebra, there is a clear and well-defined 'best solution': the constraints the solution exerts are exactly those you need in practice.

斯科罗霍德空间可以被指派一个拓扑,这一拓扑直觉上能使我们“稍微蠕动空间和时间”(而传统的一致收斂拓扑仅允许我们“稍微蠕动空间”)。
Skorokhod space can be assigned a topology that, intuitively allows us to "wiggle space and time a bit" (whereas the traditional topology of uniform convergence only allows us to "wiggle space a bit").

事实上因为R是带有乘法的所有正实数的李群的李代数,实数参数的常规指数函数是李代数下的特殊情况。
In fact, since R is the Lie algebra of the Lie group of all positive real numbers under multiplication, the ordinary exponential function for real arguments is a special case of the Lie algebra situation.

基因组学有了进展,包括:作业标准化,诸如发表的研究论文中对聚合酶链反应检测定量数据的使用;制定了相关准则,例如进行全基因组关联研究的准则;在改进描述相关信息和信息获得背景的准确性方面出现了平行技术进展;查明了影响基因组的另外一些因素,诸如三维拓扑的重要性;以及使用基因组学方法确定新的作用,例如与病原体侵染和进入细胞有关的作用。
There have been advances in genomics, including: standardisation of practices, such as for the use of quantitative PCR data in research publications; development of relevant guidelines, for example, in conducting genome-wide association studies; parallel technological developments in improving the accuracy of describing relevant information and the contexts in which it is found; identification of additional factors influencing genomics, such as the importance of 3-dimensional topography; and the use of genomics approaches to identify novel function, for example those related to infectivity and cell-entry for pathogens

拓扑展示方法及装置
Topologic display method and device

在覆盖多播或终端系统多播方案中,参与的各方将自己组织成一个覆盖拓扑结构以便数据传递。
In an overlay or end-system multicast approach, participating peers organize themselves into an overlay topology for data delivery.

则 F(E) 上的拓扑是由包含映射 π−1(Ui) → F(E) 余诱导的最终拓扑。
The topology on F(E) is the final topology coinduced by the inclusion maps π−1(Ui) → F(E).

挪威人尼尔斯·阿贝尔和法国人埃瓦里斯特·伽罗瓦证明了高于四次的多项式方程不存在通行的代数解法,也就是阿贝尔-鲁菲尼定理。
Niels Henrik Abel, a Norwegian, and Évariste Galois, a Frenchman, proved that there is no general algebraic method for solving polynomial equations of degree greater than four (Abel–Ruffini theorem).

其目的在于减少多处理器计算机系统中节点控制器的数量,减小节点间互连的规模,降低节点间拓扑复杂度,以提升系统效率;同时也可以解决处理器互连端口数目和能够支持的域内处理器ID数量非常有限对构建大规模CC-NUMA系统带来的性能瓶颈问题。
The present invention can allow a node controller to support a plurality of physical cache uniformity domains in a node.

然而,这些运算 在 SQL 中相当重要,因此在现代关系代数中都包含它们。
However, these operations are so important in SQL, that modern treatments of relational algebra include them. 2.3.