就此讨论一类等比级数在求幂级数的和函数以及将函数展开成幂级数时的应用。
In this paper, we discuss how to use the geometric series to find the sums of power series and to represent functions by power series.
用比较直接的方法证明幂级数的和函数在收敛域内可以逐项微分的公式;并得到了计算傅立叶系数的一种简便方法。
A relatively direct method is expounded in this paper to prove the termwise differentiation of power series, and a simple method is expressed to calculate the Fourier coefficient.
研究了右半平面上狄利克雷级数系数的重排与此级数的和函数的增长级的关系,获得了在右半平面上有限狄利克雷级数的增长级与型保持不变的重排特征。
The relation between the rearrangement of the coefficients of a Dirichlet series in the right surface and the order of growths of this series sum-function was investigated.
第 5章介绍了划分问题、递归函数到迭代函数的转换(我可以向您保证,这非常有趣)以及阶乘和斐波纳级数的实现。
Chapter 5 deals with partitioning problems, converting recursive functions to iterative functions (it's fun, I assure you), and more factorial and Fibonacci series implementations.
同时,数字计算机的处理能力、存储空间和带宽正呈几何级数增长。
Meanwhile, digital computers are increasing exponentially in processing power, memory storage and communications bandwidth.
另外用代数多项式和双正弦级数组成的解来满足角点条件。
Moreover, the solution composed by algebraic polynomial with double sine series is used to satisfy the corner conditions.
本文给出一个和边界元奇异解相平行的级数法。
A series method parallel to the singularity method for boundary element is presented.
采用摄动法和幂级数方法,得到了波纹壳的弹性特征。
The elastic characteristics of corrugated shells are obtained by using the perturbation and power series method.
引进了拉普拉斯级数的广义黎斯可和算子。
The generalized Riesz summability operators of Laplace series are introduced.
反应级数的确定在化学动力学研究中非常重要,现给出了利用计算机和用微分法确定反应级数的方法。
Determination of reaction series is very important in the chemical reaction kinetics. How to determine the reaction series by differential method on computer is introduced in this paper.
根据简化的边界条件,得到了面内应变和弯曲应变的级数解,进而求得剪力滞后系数。
Series solutions were derived for the in-plane strain, deflection and bending strain that satisfy the simplified boundary conditions to calculate the shear lag coefficient.
给出了水平一的李型幂级数和水平二的A型幂级数的乘积形式。
The product forms of level one power series of Lie type and level two power series of A type.
导出了无向无标号超图和标号超目的计数级数,解决了无向超图的同构和计数问题。
Then the counting series are derived for undirected unlabeled and labeled hypergraphs, thus the isomorphism and counting problems of undirected hypergraphs are solved.
依据反应级数、活化能及搅拌效应,确定了该复盐的溶解和转化结晶反应动力学机制。
The kinetic mechanisms of dissolution and crystallization reactions have been confirmed according to order reaction, activation energy and effect of stirring.
通过对半控双三相12脉冲整流器的电流波形分析和傅立叶级数展开,得出系统的主要谐波成分。
Through analysis of the current waveform of the semi-control double three-phase 12-pulse rectifier and the expansion of Fourier series, the main harmonic components of the system were obtained.
袜子按照压力等级可以分为保健型和治疗型,保健型的是1级,治疗型是2-3级,级数越高,压力越大。
Socks according to the pressure level can be divided into health care and treatment, health care is the 1 stage, treatment type is the 2-3 level, higher levels, the greater the pressure.
试验证明:温度和转速对酸岩反应的反应级数无影响。
Experiments showed that temperature and rotating rate did not affect reaction indices.
组合计数器的最大数值是二进制计数器和反馈计数器的级数的函数。
The maximum count of a combination counter is thus a function of the number of stages of the binary and feedback counters .
一直以来,SAPBW和传统的企业级数据仓库似乎就是两个不同的世界,之间隔着一道墙。
There seems to be a big wall between the worlds of BW and "traditional EDW" (whatever it means).
介绍了选择节流孔板的计算方法,包括节流孔板级数、压力差和孔径的计算。
As for the selection of throttle orifice, methods for calculating the number of orifice stages, pressure difference and orifice diameter are described as well.
调和比例和级数是创造宇宙的本质。
Harmonic proportion and progression are the essence of the created universe.
当几内亚、利比里亚和塞拉利昂的病例数量开始呈几何级数上升时,包括世卫组织在内的所有应对方都不堪负重。
When the number of cases in Guinea, Liberia, and Sierra Leone began to increase exponentially, all responders, including WHO, were overwhelmed.
萃取及反萃取的理论级数分别为8级和9级。
Extraction and stripping Numbers of theoretic stages are 8 and 9 respectively.
和传统的无穷级数求和的计算方法相比,本文所给出的方法更为概念清晰、计算简便。
Comparing with the familiar infinite serial method of summarization this method is more clear in physical concept and simple in calculation.
它们是系统开销最小的轻量级数据库,因为它们仅仅返回应用程序所请求的节点和成员指针。
They are lightweight databases with minimum overhead since they simply return the node and member Pointers requested by the application.
最后,新的查询调优产品可以提供调优建议,这有助于开发人员和dba有效地协作,从而开发快速、低成本的企业级数据库应用程序。
Finally, the new query tuning offerings provide tuning advice designed to help developers and DBAs collaborate effectively to produce fast, less costly enterprise-ready database applications.
并且她说国家应该给更多的高中学生提供接受高级数学和理科课程的机会。
And she says the nation must give more high school students the chance to take advanced math and science courses.
跨异构数据源的高级数据和查询联合。
Advanced data and query federation across heterogeneous data sources.
提出了一种理论模型以计算原子化的动力学级数和活化能。
A theoretical model has been proposed to calculate the kinetic order and the activation energy for atomization.
提出了一种理论模型以计算原子化的动力学级数和活化能。
A theoretical model has been proposed to calculate the kinetic order and the activation energy for atomization.
应用推荐