Metamath Proof Explorer


Theorem adantl6r

Description: Deduction adding 1 conjunct to antecedent. (Contributed by Thierry Arnoux, 11-Feb-2018)

Ref Expression
Hypothesis adantl6r.1 φ η ζ σ ρ μ λ κ
Assertion adantl6r φ τ η ζ σ ρ μ λ κ

Proof

Step Hyp Ref Expression
1 adantl6r.1 φ η ζ σ ρ μ λ κ
2 1 ex φ η ζ σ ρ μ λ κ
3 2 adantl5r φ τ η ζ σ ρ μ λ κ
4 3 imp φ τ η ζ σ ρ μ λ κ