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AIML
2004
14 years 8 days ago
Public Announcements and Belief Expansion
In this paper we study the relation between two approaches to information change: Dynamic Epistemic Logic and Belief Revision. One of the main differences between these approaches...
Hans P. van Ditmarsch, Wiebe van der Hoek, Barteld...
AIML
2004
14 years 8 days ago
A Systematic Proof Theory for Several Modal Logics
The family of normal propositional modal logic systems are given a highly systematic organisation by their model theory. This model theory is generally given using Kripkean frame s...
Charles Stewart, Phiniki Stouppa
AIML
2004
14 years 8 days ago
On Notions of Completeness Weaker than Kripke Completeness
We are going to show that the standard notion of Kripke completeness is the strongest one among many provably distinct algebraically motivated completeness properties, some of whic...
Tadeusz Litak
AIML
2004
14 years 8 days ago
On the Complexity of Fragments of Modal Logics
We study and give a summary of the complexity of 15 basic normal monomodal logics under the restriction to the Horn fragment and/or bounded modal depth. As new results, we show tha...
Linh Anh Nguyen
AIML
2004
14 years 8 days ago
Complexity of Strict Implication
abstract. The aim of the present paper is to analyze the complexity of strict implication (together with falsum, conjunction and disjunction). We prove that Ladner's Theorem r...
Félix Bou