integrating factor

基本解释

Integrating factor to solve this problem is to introduce the concept.
积分因子就是为了解决这个问题而引进的概念。
Some simple application of method of integrating factor that solve ordinary differential equation is discussed on the limit theory, differential and integral.
讨论了解常微分方程的积分因子法在极限理论、微分学、积分学中的一些应用。
The method approaches the unknown integrating factor with Fourier Expansion and deducts a kind of computer simulation formula which is similar to the Adams arithmetic.
该方法利用傅立叶展开来逼近未知的积分项，导出一种类似于阿达姆斯方法的计算机仿真计算公式。

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积分因子
At the same time, the general form of generators of one-parameter Lie group which is accepted by two particular classes of second order automatic systems is given, thus the integrating factor of the system is constructed. (2) Base on Lie group theory, the method to obtain the integrating factors of the third order autonomous system by using of two one-parameter Lie groups accepted by the system is given and shown.
基于李群理论,给出并证明了利用三阶自治系统所接受的两个单参数李群的生成元求该系统的积分因子的方法与结论。