Abstract:A defining characteristic of "functional" specifications is the absence of assignments: updates of tables and data structures are expressed by giving the relationship between the new and old values. An obvious implementation allocates separate space for new and old values and may consume a lot of storage. However, even when updates of attributes like symbol tables are expressed functionally, we would like to avoid making copies of the symbol table during attribute evaluation. In other words, if possible, the i… Show more
scite is a Brooklyn-based organization that helps researchers better discover and understand research articles through Smart Citations–citations that display the context of the citation and describe whether the article provides supporting or contrasting evidence. scite is used by students and researchers from around the world and is funded in part by the National Science Foundation and the National Institute on Drug Abuse of the National Institutes of Health.