Abstract. The paper proposes a logical systematization of the notion of countsas which is grounded on a very simple intuition about what counts-as statements actually mean, i.e., f...
In this paper we present a formalization of Abadi’s and Cardelli’s theory of objects in the interactive theorem prover Isabelle/HOL. Our motivation is to build a mechanized HOL...
We propose to extend the temporal causal graph formalisms used in model-based diagnosis in order to deal with non trivial interactions like (partial) cancellation of fault effects...
Paradoxes, particularly Tarski's liar paradox, represent an ongoing challenge that have long attracted special interest. There have been numerous attempts to give either a for...
After brie y reviewing the basic notions and terminology of active rules and relating them to production rules and deductive rules, respectively, we survey a number of formal appro...