Metamath Proof Explorer


Theorem bj-almpi

Description: A quantified form of mpi . See also barbara , bj-ala1i , bj-almp . (Contributed by BJ, 19-Mar-2026)

Ref Expression
Hypotheses bj-almpi.maj ⊢ ∀ 𝑥 ( 𝜑 → ( 𝜒 → 𝜓 ) )
bj-almpi.min ⊢ ∀ 𝑥 𝜒
Assertion bj-almpi ∀ 𝑥 ( 𝜑 → 𝜓 )

Proof

Step Hyp Ref Expression
1 bj-almpi.maj ⊢ ∀ 𝑥 ( 𝜑 → ( 𝜒 → 𝜓 ) )
2 bj-almpi.min ⊢ ∀ 𝑥 𝜒
3 pm2.04 ⊢ ( ( 𝜑 → ( 𝜒 → 𝜓 ) ) → ( 𝜒 → ( 𝜑 → 𝜓 ) ) )
4 3 alimi ⊢ ( ∀ 𝑥 ( 𝜑 → ( 𝜒 → 𝜓 ) ) → ∀ 𝑥 ( 𝜒 → ( 𝜑 → 𝜓 ) ) )
5 1 4 ax-mp ⊢ ∀ 𝑥 ( 𝜒 → ( 𝜑 → 𝜓 ) )
6 5 2 bj-almp ⊢ ∀ 𝑥 ( 𝜑 → 𝜓 )