What is another word for main diagonal?
Pronunciation: [mˈe͡ɪn da͡ɪˈaɡənə͡l] (IPA) 
The main diagonal of a matrix refers to the diagonal that runs from the top left corner to the bottom right corner. It is often used in mathematics and computer science to represent important information or relationships within data sets. While "main diagonal" is the most commonly used term to describe this diagonal, there are several synonyms that can be used interchangeably. These include the primary diagonal, the leading diagonal, and the principal diagonal. Each of these terms conveys the same meaning and can be used to describe the diagonal that is most important or significant in a given context.
