The word "topic" refers to a conversation or exchange of ideas. In modern times, papers often refer to articles used to conduct scientific research and describe scientific research results, which are referred to as papers for short. It is not only a means to discuss problems in scientific research, but also a tool to describe scientific research achievements for academic exchange. Including academic papers, graduation papers, dissertations, scientific papers, achievement papers, etc. , collectively referred to as the paper.
Argumentative writing is a style that analyzes and comments on a certain issue or thing and shows one's own views, positions, attitudes, opinions and propositions.
A little comparison will tell the difference.