The introduction of one way to solve the problem of definite integral by means of double integral.
介绍利用二重积分解决有关定积分问题的一种方法。
The method of the definite integral by substitution is one of the main techniques among the definite integral calculation.
定积分换元法是定积分计算的主要方法之一。
By using a definite integral identical formula, a solution to some multiple-choice questions of definite integral is given.
借助于一个积分恒等式，给出了几道定积分选择题的一种求解方法。
Optimal calculation of definite integral can be obtained by combination of the odevity of function and the symmetry of integral domain.
定积分的计算是高等数学的重要内容之一，但在积分计算时可以结合积分区域的对称性和被积函数的奇偶性来简化计算。
The definite integral can be calculated with the integration function in MATLAB or can be solved by using the Monte Carlo programming method.
该定积分可用MATLAB提供的积分函数计算，或者利用蒙特卡罗方法通过编程求解。
In this paper we give some simpler definitions of definite integral, and show that they are all equivalent to the definition of Riemann integral.
本文给出了定积分的几个较简单的定义，并证明这些定义均与黎曼积分定义等价。
An ordinary definite integral is defined over a line segment, whereas a line integral may use a more general path, such as a parabola or a circle.
普通定义的积分是定义在一段线段上的，而线积分则用更一般的路径，像抛物线或圆。
This text will talk about some new methods about the limit of disjunction function in the boundary and the operation of lead number and definite integral.
分段函数是函数问题中难点，本文就分段函数在分界点的极限，导数、定积分的运算问题探讨一些新方法。
This article explores the four ways for solving integral inequality with the nature of definite integral, mean value theorem of differentials, Schwarz inequality and double integral.
本文利用定积分的性质、微分中值定理、施瓦兹不等式、二重积分等内容，研究了积分不等式的四种证法。
The author makes an initial discussion on how to clarify the origin and theoretical basis of infinitesimal method during the teaching of this very method in the application of definite integral.
针对在定积分应用的微元法教学过程中，就如何阐明微元法的来源、理论依据以及在实际应用中需注意的问题等进行初步的探讨。
In this paper, the necessary discussion and extension are made on the standardized definite integral definition of joint probability of neighborhood theory in direct methods of X-ray crystallography.
对X光晶体学直接法中的毗邻理论联合概率标准化定积分的定义做了必要的讨论和扩充。
定积分范围。
定积分范围。
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