34. The apparatus set forth in claim 29 further comprising: a transformation function that is associated with the set of terms; and when a term in the constrained object is no longer contained in the different set of terms, the apparatus that alters one or more values applies the transformation function to the one or more terms.
35. The apparatus set forth in claim 34 wherein: the transformation function returns more than one term in the different set of terms that replaces the term in the constrained object; and the apparatus that alters one or more values selects one of more than one terms returned by the transformation function to replace the term in the constrained object.