theorem csubc_arity_conf:
\forall (g: G).(\forall (c1: C).(\forall (c2: C).((csubc g c1 c2) \to
(\forall (t: T).(\forall (a: A).((arity g c1 t a) \to (arity g c2 t a)))))))
theorem csubc_arity_conf:
\forall (g: G).(\forall (c1: C).(\forall (c2: C).((csubc g c1 c2) \to
(\forall (t: T).(\forall (a: A).((arity g c1 t a) \to (arity g c2 t a)))))))