名词
中文翻译：积分半径
同义词：
['integral radius', 'radius of convergence']
例句：
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1.The integral radius is the distance from the center to the point where the function changes its value.
积分半径是从函数值改变到的点到中心的距离。
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2. The radius of convergence of a series is the smallest positive number that can be added to the series without changing its sum.
一个数列的收敛半径是可以将该数列的和不改变的最小的正数。
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3. The radius of integration is used in calculus to find the area under a curve.
积分半径在微积分中用于计算曲线下的面积。