surjective
A function is a mathematical rule that connects two non-empty subsets of the real numbers, typically denoted as \( A \subseteq \mathbb{R} \) and \( B \subseteq \mathbb{R} \).
A function is a mathematical rule that connects two non-empty subsets of the real numbers, typically denoted as \( A \subseteq \mathbb{R} \) and \( B \subseteq \mathbb{R} \).