Theorem ralimdvvOLD

Description: Obsolete version of ralimdvv as of 18-Nov-2025. (Contributed by Scott Fenton, 2-Mar-2025) (New usage is discouraged.) (Proof modification is discouraged.)

	Ref	Expression
Hypothesis	ralimdvvOLD.1	|- ( ph -> ( ps -> ch ) )
Assertion	ralimdvvOLD	|- ( ph -> ( A. x e. A A. y e. B ps -> A. x e. A A. y e. B ch ) )

Proof

Step	Hyp	Ref	Expression
1		ralimdvvOLD.1	|- ( ph -> ( ps -> ch ) )
2	1	adantr	|- ( ( ph /\ ( x e. A /\ y e. B ) ) -> ( ps -> ch ) )
3	2	ralimdvva	|- ( ph -> ( A. x e. A A. y e. B ps -> A. x e. A A. y e. B ch ) )