Function Sale-Vendor

Instance-Of:
Binary-Relation, Function, Relation, Set
Domain: Sale
Range: Legal-Entity
Arity: 2
Documentation: The Legal-Entity in a Sale that agrees to exchange a Product for a Sale Price.

Frame References to Sale-Vendor:

In class Sale:

Slots:

Sale-Vendor:
Slot-Cardinality: 1
Slot-Value-Type: Legal-Entity

Equivalence Axioms mentioning Sale-Vendor:

(<=> (Vendor ?X)
     (Or (Exists (?Sale) (Sale-Vendor ?Sale ?X))
         (Exists (?For-Sale) (For-Sale-Vendor ?For-Sale ?X))
         (Exists (?Potential-Sale)
                 (Potential-Vendor ?Potential-Sale ?X))))