👉 Reflexivity in mathematics refers to a property of mathematical objects or operations where they always return themselves. In other words, if you apply an operation (such as addition) to itself, it returns the same value (the original object). This is true for all mathematical structures and operations that can be defined. For example: - The sum of two numbers adds them together: 2 + 2 = 4 - The product of a number and its reciprocal also adds it together: 3