Theorem rexor

Description: Alias for r19.43 for easier lookup. (Contributed by SN, 5-Jul-2025) (New usage is discouraged.)

	Ref	Expression
Assertion	rexor	$$⊢\exists x\in A\left(\phi \vee \psi \right)\leftrightarrow \left(\exists x\in A\phi \vee \exists x\in A\psi \right)$$

Proof

Step	Hyp	Ref	Expression
1		r19.43	$$⊢\exists x\in A\left(\phi \vee \psi \right)\leftrightarrow \left(\exists x\in A\phi \vee \exists x\in A\psi \right)$$