Ad
related to: tautology in a sentence example paragraph writing- Grammarly Pro
For writing at work or school.
Unlock advanced features.
- Free Spell Checker
Improve your spelling in seconds.
Avoid simple spelling errors.
- Features
Improve grammar, punctuation,
conciseness, and more.
- Get Automated Citations
Get citations within seconds.
Never lose points over formatting.
- Grammarly Pro
Search results
Results from the WOW.Com Content Network
In literary criticism and rhetoric, a tautology is a statement that repeats an idea using near-synonymous morphemes, words or phrases, effectively "saying the same thing twice". [ 1 ] [ 2 ] Tautology and pleonasm are not consistently differentiated in literature. [ 3 ]
A sentence should contain no unnecessary words, a paragraph no unnecessary sentences, for the same reason that a drawing should have no unnecessary lines and a machine no unnecessary parts. This requires not that the writer make all his sentences short, or that he avoid all detail and treat his subjects only in outline, but that every word tell.
A tautophrase is a phrase or sentence that tautologically defines a term by repeating that term. The word was coined in 2006 by William Safire in The New York Times. Examples include: "Brexit means Brexit" (Theresa May) "A man's gotta do what a man's gotta do" "It ain't over 'till it's over"
Tautology may refer to: Tautology (language), a redundant statement in literature and rhetoric; Tautology (logic), in formal logic, a statement that is true in every ...
For example, because is a tautology of propositional logic, ((=)) ((=)) is a tautology in first order logic. Similarly, in a first-order language with a unary relation symbols R,S,T, the following sentence is a tautology:
The negation of a tautology is a contradiction, a sentence that is false regardless of the truth values of its propositional variables, and the negation of a contradiction is a tautology. A sentence that is neither a tautology nor a contradiction is logically contingent. Such a sentence can be made either true or false by choosing an ...
However, the term tautology is also commonly used to refer to what could more specifically be called truth-functional tautologies. Whereas a tautology or logical truth is true solely because of the logical terms it contains in general (e.g. " every ", " some ", and "is"), a truth-functional tautology is true because of the logical terms it ...
In propositional logic, tautology is either of two commonly used rules of replacement. [ 1 ] [ 2 ] [ 3 ] The rules are used to eliminate redundancy in disjunctions and conjunctions when they occur in logical proofs .
Ad
related to: tautology in a sentence example paragraph writing