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» Modal Logics are Coalgebraic
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IAT
2008
IEEE
15 years 4 months ago
Extending a Defeasible Reasoner with Modal and Deontic Logic Operators
Defeasible logic is a non-monotonic formalism that deals with incomplete and conflicting information. Modal logic deals with necessity and possibility, exhibiting defeasibility; t...
Efstratios Kontopoulos, Nick Bassiliades, Guido Go...
FROCOS
2007
Springer
15 years 4 months ago
Idempotent Transductions for Modal Logics
Abstract. We investigate the extension of modal logics by bisimulation quantifiers and present a class of modal logics which is decidable when augmented with bisimulation quanti...
Tim French
LFCS
1992
Springer
15 years 2 months ago
Many-Valued Non-Monotonic Modal Logics
Among non-monotonic systems of reasoning, non-monotonic modal logics, and autoepistemic logic in particular, have had considerable success. The presence of explicit modal operator...
Melvin Fitting
IGPL
2008
116views more  IGPL 2008»
14 years 10 months ago
Modal Matters for Interpretability Logics
This paper is the first in a series of three related papers on modal methods in interpretability logics and applications. In this first paper the fundaments are laid for later res...
Evan Goris, Joost J. Joosten
AMAI
2008
Springer
14 years 10 months ago
Justification logics, logics of knowledge, and conservativity
Several justification logics have been created, starting with the logic LP, [1]. These can be thought of as explicit versions of modal logics, or of logics of knowledge or belief,...
Melvin Fitting