MATLAB (Matrix Laboratory) is a multi-paradigm numerical computing environment and proprietary programming language developed by MathWorks. MATLAB allows matrix manipulations, plotting of functions and data, implementation of algorithms, creation of user interfaces, and interfacing with programs written in other languages, including C, C++, C#, Java, Fortran and Python.

(Source: https://en.wikipedia.org/wiki/MATLAB)

Usage：

You can visit www.software.pku.edu.cn and log in with your student ID or PKU employee number (for faulty) and password to download MATLAB by yourself. PKU Employee number can be received from HR office.