Mathematics is a subject that deals with a lot of relationships, and mathematical relations are one of them. A mathematical relation is when two or more variables have a correlation, or when they interact in some way. When it comes to synonyms for mathematical relation, there are a few options. One of them is "algebraic expression," which refers to the combination of variables and operations that make up a relation. Another synonym is "equation," which is a statement that shows the equality of two expressions. "Function" is another related term, referring to a relationship between two variables where each input has a unique output. Overall, mathematical relations are an important aspect of mathematics, and understanding the different terms that relate to them is crucial for success in the subject.