Abstract. With the rise of global networks like the Internet the importance of workflow systems is growing. However, security questions in such environments often only address secu...
One approach to moderating the expected behaviour of agents in open societies is the use of explicit languages for defining norms, conditional commitments and/or social expectation...
It is argued that Ginsberg's Possible Worlds Approach to counterfactual implication suffers from a number of defects which are the result of confusing proof theory and model ...
We present a resolution calculus for first-order logic using a more concise formalism for representing sets of clauses. The idea is to represent the clause set at hand as a Direct...
In a recent paper [2] the authors have formalized a recursive semantics for warranted conclusions in a general defeasible argumentation framework based on a propositional logic. Th...