> [!summary] An empty set is a set with no elements in it. > **Key Equations:** > Empty Set: $\emptyset=\left\{ \right\}$ >[!info]+ Read Time **⏱ 1 min** # Definition An empty set is a [[Sets|set]] with no elements in it. Mathematically, the empty set is written in two ways, but they mean the same thing $ \text{Empty Set} = \left\{ \right\} = \emptyset $ # Resources <iframe width="560" height="315" src="https://www.youtube.com/embed/GqvX4Fi0jbM?si=ujIFWKwXpxvYhrpW" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" referrerpolicy="strict-origin-when-cross-origin" allowfullscreen></iframe>