The expression ABC is used to describe the angle at point B between points A and C. Some symbols have multiple names and so theyre listed with commas in between. It means that the digits or algebraic terms under the Overbar must be considered as a single term.
The Overbar is a grouping symbol.
Mathematical Symbols Name Meaning Explanation example of Mathematical Symbols Plus addition. A set is a collection of things usually numbers. The addition of two or more quantities eg. The most basic symbols are the decimal digits and the letters of the Latin alphabet.