Key: UML14-766 Legacy Issue Number: 1201 Status: closed Source: Anonymous Summary: Summary: What is "base" used in Semantics/Message pg. 83. Reported: UML 1.1 — Thu, 23 Apr 1998 04:00 GMT Disposition: Resolved — UML 1.2 Disposition Summary: Fixed in UML 1.3. Updated: Fri, 6 Mar 2015 21:35 GMT