中文翻译与英英解释

【数学】不定积分，无定积分。

indefinite:    adj. (opp. definite) 1.模糊的，不 ...

integral:    adj. 1.完全的；缺一不可的，主要的。 2.【数学】 ...

the set of functions F(x) + C, where C is any real number, such that F(x) is the integral of f(x)

例句与用法

The indefinite integral is an antiderivative .
不定积分是反导数。

Some particular forms of indefinite integral
一些特殊形式的不定积分

New views on the tea ching order of indefinite integral and definite integral
对不定积分与定积分教学顺序的新认识

Definition 2 we shall often use the term indefinite integral in place of antiderivative , that is , the antiderivative of with any constant is called the indefinite integral of ( or ) in , denoted by
在区间上，函数的带有任意常数项的原函数称为（或）在区间上的不定积分，记作。

Presents a new method for fairing of curves which has a small flexibility based on fitting the derivative of second order of curves . we fit the derivative of second order of curves by a polynomial fitting , then find an indefinite integral of this polynomial to get a approach of curves . otherwise , we discuss the analyze of the error and the optimize of fairing to this arithmetic
提出了一种针对小挠度曲线的逆向曲线光顺算法，该算法直接拟合曲线型值点列的二阶导数曲线，然后通过两次积分来反求出光顺后的曲线，并对该算法的误差分析、效果分析、光顺优化等问题进行了深入探讨。