Predicate (mathematics)
From Wikipedia, the free encyclopedia
It has been suggested that this article or section be merged with Predicate (logic). (Discuss) |
In mathematics, a predicate is either a relation or the boolean-valued function that amounts to the characteristic function or the indicator function of such a relation.
A function P: X→ {true, false} is called a predicate on X. When P is a predicate on X, we sometimes say P is a property of X.