Tautology, Circularity, And Biological Theory
However, this definition of tautology is simply incorrect. When philos- ophers or logicians refer to tautologies, they are describing propositional by the logical empiricist school of philosophy of science during the early part of this century. ... Access This Document
2.1 Simple & Compound Propositions - Dublin City University
2.1 Simple & Compound Propositions 1 2.1 Simple & Compound Propositions Propositional Logic can be used to analyse, simplify and establish the equivalence of statements. ... Access Document
In grammar, tautology is the needless repetition of an idea using different words. In logic, it's a statement that's true by virtue of its form alone. ... Read Article
Truth Objections And Parliamentary Debate: A Closer Look At ...
A Closer Look at the Truism and Tautology Brian R. McGee Ryan K. Clark theory, argumentation theory, and philosophy are of little direct assistance, though a great deal of theoretical work deals in one way or none seem as indubitable as a tautology's warrant for counter-definition. ... Get Content Here
Tautology: How Not To Use A Word - Springer
TAUTOLOGY: HOW NOT TO USE A WORD 25 Logic 9 as one of the fundamental laws, along with the other two tra- ditional "laws of thought", the principle of contradiction and the law ... Access This Document
Natural Selection And The Criteria By Which A Theory Is Judged
NATURAL SELECTION AND THE CRITERIA BY WHICH A THEORY IS JUDGED RONALD H. BRADY Abstract Brady, R. H. (Associate Professor of Philosophy, Ramapo College, Mahwah, New Jersey ... Retrieve Full Source
2. Propositional Equivalences 2.1. Tautology/Contradiction ...
Definition 2.1.1. A tautology is a proposition that is always true. Example 2.1.1. p_:p Definition 2.1.2. A contradiction is a proposition that is always false. Example 2.1.2. p^:p Definition 2.1.3. A contingency is a proposition that is neither a tautology ... View Full Source
Is Certainty Confined To Introspection And The Tautological?
Is certainty confined to introspection and the To pursue the second definition further, we need to introduce a distinction that plays a A tautology is a statement that says the same thing twice in different words. In the ... View Document
CULTURAL AND SOCIAL RELEVANCE OF CONTEMPORARY AFRICAN PHILOSOPHY
CULTURAL AND SOCIAL RELEVANCE OF CONTEMPORARY AFRICAN PHILOSOPHY , so as not to create unnecessary tautology. For Oruka and Wiredu, and even Makinde 4 This is to prove the definition earlier given that philosophy being a critical examination ... Content Retrieval
Tautology (rhetoric) - Wikipedia, The Free Encyclopedia
Rhetorical tautology vs. circular reasoning. Circular reasoning differs from tautologies in that circular reasoning restates the premise as the conclusion, instead of deriving the conclusion from the premise. ... Read Article
Tautology (rhetoric) - Simple English Wikipedia, The Free ...
See also: tautology (logic) In rhetoric, a tautology is an argument or proposition which is self-proving. The claim as stated is logically irrefutable (cannot be wrong). ... Read Article
What Does Material Implication Mean? - YouTube
What does material implication mean? A spoken definition of material implication. Intro Sound: Typewriter - Tamskp Licensed under CC:BA 3.0 Outro Music: Groo ... View Video
Philosophy Department McMaster University hambyb@mcmaster.ca In a word, Freeman’s interpretation does not redeem the tautology test, nor Toulmin’s definition of analytic arguments in The Uses of Argument. 7. Conclusion I would like to suggest, ... View This Document
7.5 Tautology, Contradiction, Contingency, And Logical ...
7.5 Tautology, Contradiction, Contingency, and Logical Equivalence Definition : A compound statement is a tautology if it is true re-gardless of the truth values assigned to its component atomic state- ... Fetch This Document
Evolution And Philosophy - Www.andrew.cmu.edu
Therefore, evolution by natural selection is a tautology (a circular definition). The real significance of this argument is not the argument itself, The Philosophy of Biological Science, Prentice-Hall. Hull, D: 1976. Are Species Really Individuals? Systematic Zoology 25: 174-191. ... Return Doc
Predicate Logic - University Of Pittsburgh
Tautology and Contradiction What is a tautology? • A compound proposition that is always true for all possible truth values of the propositions is called a tautology. Propositional logic • Definition: ... Read More
Moore On A tautology - Springer
Moore on a Tautology by Alan R. White, HULL UNIVERSITY, ENGLAND rain or it won't rain" is not a definition but a tautology in virtue of certain "Russell's 'Theory of Descriptions' in The Philosophy of Bertrand Russell (1944), ... View Doc
Logic As Philosophy: An Introductory Anthology New York: D ...
Logic as Philosophy: An Introductory Anthology New York: D. Van Nostrand, 1971 This volume followed my first effort to influence the teaching of logic in the ... Retrieve Content
Chapter 10: The Logic Of Quantifiers
A sentence containing quantifiers that is a tautology is this: ∀x Cube(x) ∨ ¬∀x Cube(x) which is just an instance of the tautologous form A ∨ ¬A. Here is our definition of logically equivalent wffs with free variables: A pair of wffs with free variables are logically equivalent ... Access Full Source
Logical Properties Of Sentences And Sets Of Sentences
Definition. A statement is . logically indeterminate (or . contingent) a tautology) if and only if it's impossible for it to be false. In the language of possible-world semantics, a statement is logically true (or . ... Get Content Here
Logic - definition And Observations
By Richard Nordquist. Definition: The study of the principles of reasoning. Logic (or dialectic) was one of the arts in the medieval trivium. Over the course of the 20th century, notes A.D. Irvine, "the study of logic has benefited, not only from advances in traditional fields such as philosophy ... Read Article
Tautological Entailments Source: Philosophical Studies: An ...
Tautological Entailments Author(s): Alan Ross Anderson and Nuel D. Belnap, Jr. Source: Philosophical Studies: An International Journal for Philosophy in the Analytic ... Read Here
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