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Categories for Dynamic Epistemic Logic [PDF]

open access: yesElectronic Proceedings in Theoretical Computer Science, 2017
The primary goal of this paper is to recast the semantics of modal logic, and dynamic epistemic logic (DEL) in particular, in category-theoretic terms. We first review the category of relations and categories of Kripke frames, with particular emphasis ...
Kohei Kishida
doaj   +1 more source

Dynamic Context Logic [PDF]

open access: yes, 2009
Building on a simple modal logic of context, the paper presents a dynamic logic characterizing operations of contraction and expansion on theories. We investigate the mathematical properties of the logic, and show how it can capture some aspects of the dynamics of normative systems once they are viewed as logical theories.
Guillaume Aucher   +3 more
openaire   +4 more sources

Brain. Conscious and Unconscious Mechanisms of Cognition, Emotions, and Language

open access: yesBrain Sciences, 2012
Conscious and unconscious brain mechanisms, including cognition, emotions and language are considered in this review. The fundamental mechanisms of cognition include interactions between bottom-up and top-down signals.
Roman Ilin, Leonid Perlovsky
doaj   +1 more source

Dynamic Separation Logic and its Use in Education

open access: yesСовременные информационные технологии и IT-образование, 2020
Mathematical logic is widely used in hardware and software verification. Hoare logic is particularly suitable for reasoning about imperative programs.
Evgeny Makarov
doaj   +1 more source

Contribution of Warsaw Logicians to Computational Logic

open access: yesAxioms, 2016
The newly emerging branch of research of Computer Science received encouragement from the successors of the Warsaw mathematical school: Kuratowski, Mazur, Mostowski, Grzegorczyk, and Rasiowa.
Damian Niwiński
doaj   +1 more source

Combining Equilibrium Logic and Dynamic Logic [PDF]

open access: yes, 2013
We extend the language of here-and-there logic by two kinds of atomic programs allowing to minimally update the truth value of a propositional variable here or there, if possible. These atomic programs are combined by the usual dynamic logic program connectives. We investigate the mathematical properties of the resulting extension of equilibrium logic:
Fariñas del Cerro, Luis   +2 more
openaire   +2 more sources

Definability in dynamic logic

open access: yesJournal of Computer and System Sciences, 1980
AbstractWe study the expressive power of various versions of Dynamic Logic and compare them with each other as well as with standard languages in the logical literature. One version of Dynamic Logic is equivalent to the infinitary logic Lω1,ωCK but regular Dynamic Logic is strictly less expressive.
Albert R. Meyer, Rohit Parikh
openaire   +2 more sources

Propositional Dynamic Logic for Message-Passing Systems [PDF]

open access: yesLogical Methods in Computer Science, 2010
We examine a bidirectional propositional dynamic logic (PDL) for finite and infinite message sequence charts (MSCs) extending LTL and TLC-. By this kind of multi-modal logic we can express properties both in the entire future and in the past of an event.
Benedikt Bollig   +2 more
doaj   +1 more source

A reconfigurable binary/ternary logic conversion-in-memory based on drain-aligned floating-gate heterojunction transistors

open access: yesNature Communications, 2023
A new type of heterojunction non-volatile memory transistor (H-MTR) has been developed, in which the negative transconductance (NTC) characteristics can be controlled systematically by a drain-aligned floating gate.
Chungryeol Lee   +5 more
doaj   +1 more source

Dynamic epistemic logic in update logic [PDF]

open access: yesJournal of Logic and Computation, 2016
We show that dynamic epistemic logic (DEL) is a substructural logic and that it is an extension of the update logic introduced in the companion article [12]. We identify axioms and inference rules that completely characterize the DEL product update, and we provide a sequent calculus for DEL.
openaire   +2 more sources

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