Metamath Proof Explorer


Theorem simp33l

Description: Simplification of conjunction. (Contributed by NM, 9-Mar-2012)

Ref Expression
Assertion simp33l τ η χ θ φ ψ φ

Proof

Step Hyp Ref Expression
1 simp3l χ θ φ ψ φ
2 1 3ad2ant3 τ η χ θ φ ψ φ