We describe a course on the semantics of a simple imperative programming language and on applications to compilers, type systems, static analyses and Hoare logic. The course is ent...
In this paper we explore the notion of a \signing" of a logic program, in the framework of the answer set semantics. In particular, we generalize and extend the notion of a s...
Ordinary logical implication is not enough for answering queries in a logic database, since especially negative information is only implicitly represented in the database state. M...