👉 In mathematics, a coincidence is an instance where two or more mathematical objects have identical properties. For example, if you look at two different shapes, like a square and a circle, they both have four sides (2 in total) but one is a square with all its sides equal to 1 unit each, the other has four sides that are each equal to 1 unit. These coincidental properties are what mathematicians refer to as "coincidences." In programming, when two variables have