- mapped Metaslang's update to Isabelle's list_update - proved correctness of definition of Metaslang's update w.r.t. Isabelle's list_update
- mapped Metaslang's update to Isabelle's list_update
- proved correctness of definition of Metaslang's update w.r.t. Isabelle's list_update


git-svn-id: 9ecf60ce9baff443e30a0472d3fd222fcb8117cf@5499 7b97033b-253e-4a5c-9b07-e25f9089a9fd

KestrelInstitute/Specware,KestrelInstitute/Specware,KestrelInstitute/Specware,KestrelInstitute/Specware,KestrelInstitute/Specware