Results 1 to 10 of about 16,014 (243)

A sequent calculus for propositional temporal logic with time gaps

open access: yesLietuvos Matematikos Rinkinys, 2011
A sequent calculus with Kripke semantics internalization for a propositional temporal logic with time gaps is introduced. All rules of the calculus are context-free and height-preserving invertible. Structural rules are admissible.
Romas Alonderis
doaj   +1 more source

Logic-Sensitivity of Aristotelian Diagrams in Non-Normal Modal Logics

open access: yesAxioms, 2021
Aristotelian diagrams, such as the square of opposition, are well-known in the context of normal modal logics (i.e., systems of modal logic which can be given a relational semantics in terms of Kripke models). This paper studies Aristotelian diagrams for
Lorenz Demey
doaj   +1 more source

Bisimulation for Secure Information Flow Analysis of Multi-Threaded Programs

open access: yesMathematical and Computational Applications, 2019
Preserving the confidentiality of information is a growing concern in software development. Secure information flow is intended to maintain the confidentiality of sensitive information by preventing them from flowing to attackers.
Ali A. Noroozi   +2 more
doaj   +1 more source

A Logic for Multi-Agent Conformant Planning Over Transition Systems

open access: yesIEEE Access, 2020
Reasoning about actions and information is one of the most active areas of research in artificial intelligence. In this article, we study the reasoning about actions and information in multi-agent conformant planning, which is an essential branch of ...
Peipei Wu, Yanjun Li
doaj   +1 more source

Intuitionistic Layered Graph Logic: Semantics and Proof Theory [PDF]

open access: yesLogical Methods in Computer Science, 2018
Models of complex systems are widely used in the physical and social sciences, and the concept of layering, typically building upon graph-theoretic structure, is a common feature.
Simon Docherty, David Pym
doaj   +1 more source

On the Definability Problem of First-Order Sentences by Propositional Intuitionistic Formulas

open access: yesAxioms
We consider restricted forms of the algorithmic problem of definability of first-order sentences by propositional formulas with intuitionistic Kripke frames semantics.
Grigor Kolev, Tinko Tinchev
doaj   +1 more source

A Real-Valued Modal Logic [PDF]

open access: yesLogical Methods in Computer Science, 2018
A many-valued modal logic is introduced that combines the usual Kripke frame semantics of the modal logic K with connectives interpreted locally at worlds by lattice and group operations over the real numbers.
Denisa Diaconescu   +2 more
doaj   +1 more source

Tonal Progressions Identification Through Kripke Semantics

open access: bronzeMusMat: Brazilian Journal of Music and Mathematics, 2021
Francisco Aragão
openalex   +2 more sources

Belief Semantics of Authorization Logic

open access: yes, 2013
Authorization logics have been used in the theory of computer security to reason about access control decisions. In this work, a formal belief semantics for authorization logics is given.
Clarkson, Michael R., Hirsch, Andrew K.
core   +1 more source

Complexity of validity for propositional dependence logics

open access: yes, 2014
We study the validity problem for propositional dependence logic, modal dependence logic and extended modal dependence logic. We show that the validity problem for propositional dependence logic is NEXPTIME-complete.
Virtema, Jonni
core   +4 more sources

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