👉 In mathematics, an idempotent is a binary operation on a set \(S\) that satisfies the following properties:
1. Idempotence (also known as "unit law"): For any elements \(x\) and \(y\) in \(S\), \(xy = x \cdot y = x\).
- In other words, for all \(a, b\) in \(S\), if \(a
b = a\) then \(b
a = b\).
2.