Theorem simp-8l

Simplification of a conjunction. (Contributed by Mario Carneiro, 4-Jan-2017.) (Proof shortened by Wolf Lammen, 24-May-2022.)

Conclusion
\( \vdash \varphi \wedge \psi \wedge \chi \wedge \theta \wedge \tau \wedge \eta \wedge \zeta \wedge \sigma \wedge \rho \rightarrow \varphi \)
Proof
id
ad8antr _