查询词典 mathematical constant

"Logicists suppose d that abstract mathematical objects can be entirely developed starting from basic ideas of sets and rational, or logical, thought; a variant of logicism, known as mathematical Platonism, views these objects as existing external to and independent of an observer"

逻辑主义认为抽象的数学对象全部可以从基本的几组想法以及合理的或逻辑的思想发展出来，称为数学的柏拉图主义的一个变型把这些对象看作是观察者之外的、独立的存在

By analyzing the dynamic coupling process of looper system and using the mathematical models of hydraulic cylinder and servo valve, a dynamic mathematical model of hydraulic looper system was built at the vicinity of the working point.

通过对活套系统动态耦合过程的分析，在工作点附件，结合伺服阀和液压缸的模型，建立起液压活套系统的动态数学模型。

ABSTRACT It is very difficult to get exact mathematical models of industrial processes, models used in design procedure of control systems are commonly mathematical models through approximation.

在实际工程应用中通常很难得到被控对象的精确数学模型，在控制系统设计过程中所采用的模型常常是在一定程度上的经过近似化处理的数学模型。

Based on the limited mathematical expectation, the density function, distribution function and other mathematical tools, the impact of the use of different types of deductible and compensation limit on the pure premiums is analysed.

在有限数学期望、密度函数、分布函数等数学工具的基础上，分析了不同类型的免赔额与赔偿限额的同时使用，对纯保费的影响。

Based on the the limited mathematical expectation, the density function and other mathematical tools,we analyze the impact of the use of different types of deductible and compensation limit on the pure premiums. It has great significance for the insurance and actuarial staff to design more rational and more fair insurance types.

并在有限数学期望、密度函数、分布函数等数学工具的基础上，分析了不同类型的免赔额与赔偿限额的同时使用对纯保费的影响，对保险精算人员设计出加更加合理、更加公平的保险险种有很大的意义。

Radon variable; Mathematical expectation; Applications of mathematical expectation

随机变量；数学期望；数学期望的应用

Is a A very common method of problem solving even in universities in some courses, such as advanced algebra, mathematical analysis and are often used to prove some mathematical induction proposition.

即使在大学中的一些课程中，如高等代数，数学分析等也常常用到数学归纳法来证明一些命题。

Fuzzy mathematical morphology is a combination of fuzzy logic and mathematical morphology.

以往的应用研究主要是用于二值图像的形状优化和特征提取。

So to heighten the theoretical level of controls, we have to apply some control methods which realize the stabilization of the inverted pendulum by dint of our strength.The paper is based on the double linear inverted pendulum model, after concisely introducing the development and current situation of inverted pendulum system research, the mechanism and mathematical model of inverted pendulum are presented,mathematical model of the double inverted pendulum is particularly educed.

近年来，许多学者已经应用各种各样的控制方法对倒立摆系统进行广泛地研究，尽管国内外对倒立摆的研究已有显著成果，但作者对倒立摆的研究才刚刚起步，需要在学习和总结已有经验的基础上，研究倒立摆的控制，以提高控制理论的水平。

Probability theory and mathematical statistics are statistics on the phenomenon of the random one of Mathematical Sciences.

概率论与数理统计是研究随机现象统计规律的一门数学科学。

A carrier gas such as nitrogen is directed through line 20 and valve 22 to connect with line 26 and mix with the gas sample.

如氮气之类的载体通过管线20和阀22引入，与管线26相通，与气体样品混合。

But for the most part, knaves and parasites had the command of his fortune

然而支配他的家产的大多是恶棍和寄生虫。