CSci 271 Lecture Notes

Week Ten, Monday: Relations

Relationships between elements of sets are represented using the structure called a relation. We have already seen one kind of relation, the function. A relation is more general than a function. Relations provide the means for establishing complex yet provably correct databases.

Relations and their Properties

Reflexive, symmetric, antisymmetric, and transitive.

Representing Relations

Matrix and digraph representations.


This page established November 8, 1998; last updated November 8, 1998.