Constant Function

Statement

A Function $f: A \to B$ is constant iff $\exists b \in B$ such that $\forall a \in A, f(a) = b$.

Explanation

Proof(s)

History

Applications

Links

Dependencies

• Function

Dependents

• Deutsch Function
• Number of Constant Functions

Sources

• Hrbacek, K., & Jech, T. (1999). Introduction to Set Theory, Revised and Expanded (3rd ed.). CRC Press. https://doi.org/10.1201/9781315274096