👉 In mathematics, "irrelevancy" is a concept that refers to a situation where two or more variables are connected in such a way that one variable does not affect another's value. The term comes from the word "irrevocable," which means something cannot be undone. For example, consider the following equation: x^2 + 3x - 1 = 0. In this case, when we substitute y for x in the original equation, we get y^2
