1. First, open the graduation thesis document, click the cursor where the mathematical formula needs to be entered, and click "Insert" in the document menu bar; 2. Click Insert, find "Formula" under the Insert menu, and click; 3. Click Formula to open the Formula Editor window, where users can edit the formula.

Thesis is a Chinese word, and its pinyin is lùnwén, which is a common word in classical literature and refers to conversation or exchange of ideas. Nowadays, papers are often used to refer to articles that conduct research in various academic fields and describe academic research results, which are referred to as papers for short. It is not only a means to discuss problems in academic research, but also a tool to describe academic research results in academic exchanges. Including academic papers, graduation papers, dissertations, scientific papers, achievement papers and so on. A paper generally consists of title, author, abstract, keywords, text, references and appendices, some of which (such as appendices) are dispensable.