Logic
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Recent papers in Logic
La descrizione generica delle condotte e degli stati di cose ai quali si applicano le norme risulta particolarmente rilevante per valutare la completezza o l’incompletezza nonché la coerenza o l’incoerenza dei sistemi giuridici. Il... more
Analyzing the position of two philosophers whose views are recognizably divergent, W. O. Quine and M. Dummett, we intend to support a striking point of agreement between them: the idea that our logical principles constitute our principles... more
The essay is about the 'Is–ought problem'.
New computer languages have permitted formal verification of much of Mathematics(1,2). I asked to verify informal demonstrations such as in the natural and social sciences, where false conclusions sometimes propagate(4,5). I announce a... more
In this thesis, we will study the * embedding of classical first-order logic in first-order S4, which is based on the * translation, originally introduced in Fitting (1970). The initial, main part is dedicated to a detailed modeltheoretic... more
Online material for a Z course based on the book by the author. This includes slides for some chapters and the exercises. Updated in July 1998 with minor corrections and improved formatting.
Metalogik der Aussagenlogik 74 2.1 Objektebene vs. Metaebene 74 2.2 Logische Wahrheit . . 78 a) Definition 78 b) Das Substitutionstheorem 85 2.3 Logische Falschheit 87 2.4 Logische Folgerung 92 a) Synthetische Definition, analytische... more
A \emph{standard formalization} of a scientific theory is a system of axioms for that theory in a first-order language (possibly many-sorted; possibly with the membership primitive $\in$). Patrick Suppes (\cite{sup92}) expressed... more
Review of the book Robert Brandom's Normative Inferentialism
https://www.argumenta.org/wp-content/uploads/2018/05/Argumenta-32-Book-Reviews.pdf
https://www.argumenta.org/wp-content/uploads/2018/05/Argumenta-32-Book-Reviews.pdf
The evidence, which has been studied in this dissertation, is one of the essential instruments of criminal justice. The issue was limited to obtaining evidence, and the problems concerning to this issue have been specified and some... more
This essay summarizes recent arguments in favor of the view that consciousness cannot be derived from material ground, which may be seen as proof of the existence of God.
Klasik Mantık-2, AUZEF Felsefe, Ders Notu Özeti
ÖZET Bu makalede, klasik mantığın dayandığı temel sayılan ve akıl ilkeleri olarak bilinen özdeşlik, çelişmezlik ve üçüncü halin imkânsızlığının Platon'un eserlerindeki anlamı ve kullanımı analiz edilmektedir. Platon, özcü varlık... more
Our personal study of this topic cannot begin to satisfy the need. We hope that is encourages others to begin their own eventful pilgrimages in this direction. It is the blood of Christ, not our perfection of doctrine that saves us. Be... more
Page 1. A Parallel Genetic Algorithm for Rule Discovery in Large Databases Dieferson Luis Alves de Araujo' , Heitor S. Lopes', Alex A. Freitas2 CEFET-PR - Centro... more
We argue for a compositional semantics grounded in a strongly typed ontology that reflects our commonsense view of the world and the way we talk about it. Assuming such a structure we show that the semantics of various natural language... more
The limited aim here is to explain what John Dewey might say about the formulation of the grue example. Nelson Goodman’s problem of distinguishing good and bad inductive inferences is an important one, but the grue example misconstrues... more
Classic and fuzzy logic and their usefulness in clinical diagnosis. The theory of probability is often considered a device to protect the classical two-valued logic from the evidence of its inadequacy to understand and show the complexity... more
We investigate the treatment of fractions in Russell’s 1919 classic Introduction to Mathematical Philosophy. In contrast to rational numbers, every fraction has an integral numerator and a non-zero integral denominator, but usage varies... more
This is an overview of my paper `A comprehensive theory of induction and abstraction' and how it relates to artificial general intelligence. It is aimed at non-philosophers.
Traducción del texto de Donald Gillies "“The Fregean Revolution in Logic”, en Revolutions in Mathematics , ed. Gillies, D. Oxford: Oxford University Press, 1995). Traducción de Marcela del Pilar Gómez y Ángel Rivera Novoa. En: "Saga",... more
Andrzej Kisielewicz w książce Logika i argumentacja. Praktyczny kurs kry-tycznego myślenia proponuje, abyśmy radykalnie zmienili sposób nauczania logiki praktycznej. To nie podstawy rachunku zdań oraz rachunku kwantyfikatorów (w tym... more
This paper introduces and discusses three models of the linguistic representation of Future: a determinist model, a stochastic model and the model of True Prophetic knowledge. All three models coexist in natural languages and are... more
The main of the paper is to discuss the meaning of negation involved in the logic of First Degree Entailment in the context of a dialogical analysis of tonk-like operators The dialogical framework is an approach to meaning that provides... more
General sketch of an education system that is student-centric and oriented towards the recent developments of the information age (A.I., robotics), specifically leisure citizenship and crowd-sourcing under a kind of technocracy.
Which is the relation between logic and philosophy of mind? This work tries to answer that question by shortly examining, first, the place that is assigned to logic in three current views of the mind: Computationalism, Interpretativism... more