Results 11 to 20 of about 106,571 (322)

Coalgebraic Geometric Logic: Basic Theory [PDF]

open access: yesLogical Methods in Computer Science, 2022
Using the theory of coalgebra, we introduce a uniform framework for adding modalities to the language of propositional geometric logic. Models for this logic are based on coalgebras for an endofunctor on some full subcategory of the category of ...
Nick Bezhanishvili   +2 more
doaj   +1 more source

Term Logic

open access: yesAxioms, 2020
The predominant form of logic before Frege, the logic of terms has been largely neglected since. Terms may be singular, empty or plural in their denotation.
Peter Simons
doaj   +1 more source

Neutrosophic Modal Logic [PDF]

open access: yesNeutrosophic Sets and Systems, 2017
We introduce now for the first time the neutrosophic modal logic. The Neutrosophic Modal Logic includes the neutrosophic operators that express the modalities. It is an extension of neutrosophic predicate logic and of neutrosophic propositional logic.
Florentin Smarandache
doaj   +1 more source

IMPLICITINĖ PREDIKATO KVANTIFIKACIJA IR PORT ROYALIO LOGIKA

open access: yesProblemos, 2004
Straipsnyje analizuojama logikos istorikų Jill Vance Buroker, Sylvaino Auroux ir Jeano-Claude’o Pariente’o pozicija, kad tradicinės logikos pradininkų – Antoine’o Arnauld ir Pierre’o Nicole’io – pažiūrose į kategorinio sakinio semantiką galima įžvelgti ...
Laisvūnas Šopauskas
doaj   +20 more sources

The validity degree vectors of formulae in two-valued predicate logic [PDF]

open access: yesInternational Journal of Computational Intelligence Systems, 2015
By means of infinite product of uniformly distributed probability spaces of cardinal , the concept of -validity degrees and validity degree vectors of formulae in two-valued predicate logic are introduced. It is proved that the validity degree vectors of
Xiaoyan Qin, Yang Xu, Yi Liu
doaj   +1 more source

Predicate Abstraction via Symbolic Decision Procedures [PDF]

open access: yesLogical Methods in Computer Science, 2007
We present a new approach for performing predicate abstraction based on symbolic decision procedures. Intuitively, a symbolic decision procedure for a theory takes a set of predicates in the theory and symbolically executes a decision procedure on all ...
Shuvendu K. Lahiri   +2 more
doaj   +1 more source

Matching Logic [PDF]

open access: yesLogical Methods in Computer Science, 2017
This paper presents matching logic, a first-order logic (FOL) variant for specifying and reasoning about structure by means of patterns and pattern matching.
Grigore Rosu
doaj   +1 more source

Spatial logics with connectedness predicates [PDF]

open access: yesLogical Methods in Computer Science, 2010
We consider quantifier-free spatial logics, designed for qualitative spatial representation and reasoning in AI, and extend them with the means to represent topological connectedness of regions and restrict the number of their connected components. We investigate the computational complexity of these logics and show that the connectedness constraints ...
Kontchakov, Roman   +3 more
openaire   +5 more sources

Internal Calculi for Separation Logics [PDF]

open access: yes, 2020
We present a general approach to axiomatise separation logics with heaplet semantics with no external features such as nominals/labels. To start with, we design the first (internal) Hilbert-style axiomatisation for the quantifier-free separation logic SL(
, Lozes, Etienne, Mansutti, Alessio
core   +2 more sources

Muslim Logicians on Quantification of Predicate vs. Hamilton’s View [PDF]

open access: yesحکمت و فلسفه, 2018
According to Muslim logicians, the quantifier, in categorical logic, shows the quantity of the individuals of the subject in a statement; so its place is before the subject.
Seyyed Mohammad Ali Hodjati
doaj   +1 more source

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