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» A Framework for Defining Logics
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ENTCS
2008
75views more  ENTCS 2008»
14 years 9 months ago
Focusing the Inverse Method for LF: A Preliminary Report
In this paper, we describe a proof-theoretic foundation for bottom-up logic programming based on uniform proofs in the setting of the logical framework LF. We present a forward un...
Brigitte Pientka, Xi Li, Florent Pompigne
LFCS
2009
Springer
15 years 4 months ago
Hypersequent Systems for the Admissible Rules of Modal and Intermediate Logics
The admissible rules of a logic are those rules under which the set of theorems of the logic is closed. In a previous paper by the authors, formal systems for deriving the admissib...
Rosalie Iemhoff, George Metcalfe
LICS
2010
IEEE
14 years 8 months ago
On Strong Maximality of Paraconsistent Finite-Valued Logics
Abstract—Maximality is a desirable property of paraconsistent logics, motivated by the aspiration to tolerate inconsistencies, but at the same time retain as much as possible fro...
Arnon Avron, Ofer Arieli, Anna Zamansky
FSS
2010
119views more  FSS 2010»
14 years 8 months ago
Algebraic and proof-theoretic characterizations of truth stressers for MTL and its extensions
Extensions of monoidal t-norm logic MTL and related fuzzy logics with truth stresser modalities such as globalization and “very true” are presented here both algebraically in ...
Agata Ciabattoni, George Metcalfe, Franco Montagna
AIML
2008
14 years 11 months ago
Many-valued hybrid logic
In this paper we define a many-valued semantics for hybrid logic and we give a sound and complete tableau system which is prooftheoretically well-behaved, in particular, it gives r...
Jens Hansen, Thomas Bolander, Torben Braüner