Search results
Results from the WOW.Com Content Network
Many logicians in the early 20th century used the term 'tautology' for any formula that is universally valid, whether a formula of propositional logic or of predicate logic. In this broad sense, a tautology is a formula that is true under all interpretations, or that is logically equivalent to the negation of a contradiction.
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 ...
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 ]
tautology (rhetoric) A self-reinforcing pretense of significant truth. (grammar) The use of redundant words. (logic) A universal truth in formal logic. (rule of inference) A rule of replacement for logical expressions. taxology: The technique or study of identifying, naming, and classifying things; taxonomy. technicology: Technology. technology †
Nesoddtangen, Norway, a triple tautology, consisting of three parts, nes, odd and tangen, all being synonyms signifying a small cape or promontory. Nusa Tenggara Timur, Indonesia – (Eastern Southeastern Islands – Indonesian) Nyanza Lac, Burundi – Nyanza and lac are the Bantu and French words for "lake" respectively. This is a city, not a ...
In logic, a set of symbols is commonly used to express logical representation. The following table lists many common symbols, together with their name, how they should be read out loud, and the related field of mathematics.
Tautology (grammar), unnecessary repetition, or more words than necessary, to say the same thing. See also. Tautology (disambiguation)
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 .