y="content:encoded"> <p><strong>Relations</strong></p>
<p>#$Relation   relationships</p>
<p>    The collection of relations whose CycL representations can appear in the 0th (or arg0 ) argument position of a #$CycLFormula, i.e. as the term immediately following the formula's opening parenthesis. An important subcollection of #$Relation is #$TruthFunction (q.v.), whose instances are intimately related to truth-values, as reflected in the fact that the CycL expressions that denote truth-functions can appe