指出了一些教科书在不定积分的计算上存在的一个问题，并给出了解决这一问题的方法。

A computational problem about indefinite integral in some textbooks pointed out and gave a method to solve it.

youdao

同时还指出了几本高等数学参考书中关于不定积分、二重积分、曲线积分计算中出现的错误。

And it also points out the mistakes in some Higher Mathematics Reference Books concerning indefinite integral, double integral and curve integral calculations.

youdao

从不定积分的线性运算性质出发，给出了计算不定积分的被积函数线性组合化、降幂的积分原则，并结合实例分析了这一原则在不定积分计算中的指导作用。

Based on the quality of linear operation about indefinite integral, the article puts forward an indefinite integral principle of making linear combination and reducing power of integrand.

youdao