Existential quantifier

noun

Word Frequency: 0.1

Definitions

1.nounThe operator, represented by the symbol ∃, used in predicate calculus to indicate that a predicate is true for at least one member of a specified set. Verbal equivalents include "there exists" and "there is".

Synonyms

quantifier universal quantifier existential instantiation predicate calculus all-operator singular existential statement existential universe of discourse skolem function propositional constant formula barcan formula

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