数学是一门语言，可以用来阐明物理或经济定律，进行严密的计算，最终转化为预测。

Mathematics is the language used to formulate the laws of physics or economy, and to make rigorous computations that turn into predictions.

youdao

就是因为数学是一门核心学科。

Because mathematics is a core curriculum requirement.

youdao

他认为数学是一门重要的学科。

He thinks maths an important subject.

youdao

And I think that's very important especially with electromagnetism, which is so numb toward if, so abstract and so much math flowing around.

我觉得这是非常重要的,尤其是对于电磁学来说，它是一门很难懂的，很抽象的学科,包含很多数学在里面。

麻省理工公开课 - 媒体、教育、市场课程节选

In the second lecture, I talked about the pooling of risks and the basic theme of that lecture was that we now have a mathematical theory, probability theory.

第二课，我讲了风险汇聚及分摊,那节课的主题是,一门数学理论，即概率论。

耶鲁公开课 - 金融市场课程节选