👉 In mathematics, the concept of "theoretically" is used to describe a statement or argument that can be proven or proved to be true by mathematical means. It refers to an idea or argument that has been proven valid through logical reasoning and evidence. For example, if we are trying to prove that a certain statement is true, we would use the concept of "theoretically" to justify our argument. We could say, "Theorem 1 states that all prime numbers are odd.