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Metamath Proof Explorer

Theorem 3ex

Description: The number 3 is a set. (Contributed by David A. Wheeler, 8-Dec-2018)

		Ref	Expression
	Assertion	3ex	$⊢ 3 \in V$

Step	Hyp	Ref	Expression
1		3cn	$⊢ 3 \in ℂ$
2	1	elexi	$⊢ 3 \in V$