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bn:00076214n
Noun Concept
Categories: Articles with short description, Sentences by type, Logical expressions, Mathematical logic, Semantics
EN
tautology  Logical tautologies  Logical tautology  Semantic tautology  Syntactic tautology
EN
(logic) a statement that is necessarily true WordNet 3.0
English:
logic
Definitions
Examples
Relations
Sources
EN
(logic) a statement that is necessarily true WordNet 3.0 & Open English WordNet
In Mathematical logic, a tautology is a formula or assertion that is true in every possible interpretation. Wikipedia
Logical formula which is true in every possible interpretation Wikidata
An expression that features tautology. Wiktionary
Expression that features tautology. Wiktionary (translation)
EN
The statement `he is brave or he is not brave' is a tautology WordNet 3.0 & Open English WordNet
The expression "raze to the ground" is a tautology, since the word "raze" includes the notion "to the ground". Wiktionary
IS A
truth
statement
HAS KIND
identity
CATEGORY DOMAIN
logic
DERIVATION
pleonastic
DIFFERENT FROM
tautology
NOTATION
double turnstile
OPPOSITE OF
contradiction
WordNet 3.0 & Open English WordNet
EN
tautology
Wikipedia
EN
tautology (logic)
Wikidata
EN
tautology
Wiktionary
EN
tautology
Wikipedia Redirections
EN
Logical tautologies, Logical tautology, Semantic tautology, Syntactic tautology, tautological implication, Tautologically equivalent, Truth-functional tautology, Universally true, Vpq

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