Webbases are database systems that enable creation of Web applications that allow end users to shop around for products and services at various Web sites without having to manually...
Hasan Davulcu, Guizhen Yang, Michael Kifer, I. V. ...
How to extract negative information from programs is an important issue in logic programming. Here we address the problem for functional logic programs, from a proof-theoretic pers...
This paper gives the first proof that the subtyping relation of a higherorder lambda calculus, Fω ≤, is anti-symmetric, establishing in the process that the subtyping relation...
In the last years two automated reasoning techniques for clause normal form arose in which the use of labels are prominently featured: signed logic and annotated logic programming...