UML25 — Inherited members

current text: “For example, an inherited member that is an attribute has a value or collection of values in any instance of the inheriting Classifier, and an inherited member that is an Operation may be invoked on an instance of the inheriting Classifier.”.

[AC] An attribute may have a value or collection of values in any instance. It has not necessarily one, unless constrained by its multiplicity.

A minor point, and pedantically “a collection of values” includes the possibility of no values. Reword