Category:Left-Total Relations

This category contains results about Left-Total Relations.
Definitions specific to this category can be found in Definitions/Left-Total Relations.

Let $\RR \subseteq S \times T$ be a relation.

Then $\RR$ is left-total if and only if:

$\forall s \in S: \exists t \in T: \tuple {s, t} \in \RR$

That is, if and only if every element of $S$ relates to some element of $T$.