797 search results - page 93 / 160 » Logics with an existential modality |
176
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NDJFL
2002
15 years 6 months ago
2002
Shortest possible axiomatizations for the implicational fragments of the modal logics S4 and S5 are reported. Among these axiomatizations is included a shortest single axiom for im...
165
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DALT
2009
Springer
15 years 11 months ago
2009
Springer
We continue the work initiated in [1–3], where the acceptance logic, a modal logic for modelling individual and collective acceptances was introduced. This logic is aimed at capt...
175
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IJCAI
2003
15 years 7 months ago
2003
The evolution of Description Logics (DLs) and Propositional Dynamic Logics produced a hierar chy of decidable logics with multiple maximal el ements. It would be desirable to ...
157
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IANDC
2000
15 years 6 months ago
2000
Abstract. We present a uniform algorithm for transforming machine-found matrix proofs in classical, constructive, and modal logics into sequent proofs. It is based on unified repre...
181
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MST
2010
15 years 1 months ago
2010
This paper is devoted to the study of self-referential proofs and/or justifications, i.e., valid proofs that prove statements about these same proofs. The goal is to investigate wh...