Mathematical economics refers to the application of mathematical methods to represent economic theories and analyze problems posed in economics.

数理经济学指的是应用数学方法来代表的经济理论和分析问题，提出经济。

youdao

In this paper the total factor input function and the total factor productivity function were obtained by using mathematical method, and some problems concerning application were discussed.

本文用数学方法得出了全要素投入函数和全要素生产率函数，并对有关应用问题进行了讨论。

youdao

There are a lot of NP-hard optimization problems in the engineering application, which are difficult to solve by traditional mathematical techniques.

在实际工程应用中有很多优化问题是NP难问题，难以应用传统数学方法来解决。

youdao