Theorem alimd

Deduction form of Theorem 19.20 of [Margaris] p. 90, see alim. See alimdh, alimdv for variants requiring fewer axioms. (Contributed by Mario Carneiro, 24-Sep-2016.)

Hypotheses
alimd.1
\( \vdash \Finv x \, \varphi \)
alimd.2
\( \vdash \varphi \rightarrow \psi \rightarrow \chi \)
Conclusion
\( \vdash \varphi \rightarrow \forall x \, \psi \rightarrow \forall x \, \chi \)
Proof
alimd.1
l1
nf5ri _
alimd.2
alimdh l1 _