Results 21 to 30 of about 84,544 (73)

Tailoring temporal description logics for reasoning over temporal conceptual models [PDF]

open access: yes, 2011
Temporal data models have been used to describe how data can evolve in the context of temporal databases. Both the Extended Entity-Relationship (EER) model and the Unified Modelling Language (UML) have been temporally extended to design temporal ...
Ryzhikov, Vladislav   +8 more
core   +1 more source

Non-deterministic algebraization of logics by swap structures1 [PDF]

open access: yes, 2020
Multialgebras have been much studied in mathematics and in computer science. In 2016 Carnielli and Coniglio introduced a class of multialgebras called swap structures, as a semantic framework for dealing with several Logics of Formal Inconsistency that ...
Golzio, Ana Claudia   +2 more
core   +2 more sources

Cut elimination and strong separation for substructural logics: An algebraic approach [PDF]

open access: yes, 2010
We develop a general algebraic and proof-theoretic study of substructural logics that may lack associativity, along with other structural rules. Our study extends existing work on (associative) substructural logics over the full Lambek Calculus FL.
Ono, Hiroakira, Galatos, Nikolaos
core   +1 more source

An Institution of Modal Logics for Coalgebras [PDF]

open access: yes, 2006
This paper presents a modular framework for the specification of certain inductively-defined coalgebraic types. Modal logics for coalgebras of polynomial endofunctors on the category of sets have been studied in [M.
Cıˆrstea, Corina, Cirstea, Corina
core   +1 more source

On Logics for Coalgebraic Simulation [PDF]

open access: yes, 2004
We investigate logics for coalgebraic simulation from a compositional perspective. Specifically, we show that the expressiveness of an inductively-defined language for coalgebras w.r.t.
Cirstea, Corina
core   +2 more sources

Definitional equivalence and algebraizability of generalized logical systems

open access: yesAnnals of Pure and Applied Logic, 1999
The author introduces and studies a concept of algebraizable sequential logic, a generalized notion of a logical system that covers, on a uniform basis, sequential systems and the quasi-equational theories of quasivarieties in Mal'tsev's sense. The author defines a concept of equivalence between generalized logics so that a logic is considered to be ...
openaire   +3 more sources

Behavioral algebraization of logics [PDF]

open access: yes
We introduce and study a new approach to the theory of abstract algebraic logic (AAL) that explores the use of many-sorted behavioral logic in the role traditionally played by unsorted equational logic.
Caleiro, C.   +2 more
core   +1 more source

A note on the hierarchy of algebraizable logics

open access: yes, 2013
There are numerous strengthenings of this notion in the literature, which are often confused, the usually mistakes being that finitary of L implies that L is an elementary class2 (a counterexample is given in [2]) or vice versa (a counterexample is ...
Cintula, Petr, Noguera, Carles
core  

A Logical Modeling of Severe Ignorance. [PDF]

open access: yesJ Philos Logic, 2023
Bonzio S   +3 more
europepmc   +1 more source

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