How else would you know enough about your results to give a complete record of your whole work (cf. The question of how to write an abstract is popular not just in an English-speaking context.
You are probably wondering where the abstract should be placed in your research paper: at the beginning or towards the end?
It is common to include the abstract right at the beginning (cf.
It can be as simple as one word, such as "Introduction." This is the phrase that will appear in your table of contents.
Remember, you don't have to format the paper as you write it. If you need to add headings and generate a table of contents after your paper is already written, you simply place your cursor in the desired spot and place your heading.