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Meaning of axiom of extensionality | Babel Free

Noun CEFR C1

Definitions

One of the axioms in axiomatic set theory, equivalent to the statement that two sets are equal if and only if they contain the same elements.

Equivalents

Deutsch Extensionalitätsaxiom

CEFR level

C1
Advanced
This word is part of the CEFR C1 vocabulary — advanced level.
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See also

axiom of infinity axiom of pairing axiom of power set axiom of regularity axiom of union axiom schema

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