微积分中求导数为已知函数之函数的过程。

In calculus, the process of finding a function whose derivative is a given function.

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微积分中求导数为已知函数之函数的过程。

To calculate the derivative or differential of (a function).

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从一个已知函数产生另一个新函数的过程叫做算子。

A process which produces a new function out of any given function is called an operator.

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