1. Anyway, it's factual and verifiable ( or refutable ) information. 2. ACCURACY This spot makes no refutable factual claims. 3. On the other hand, suppose that D _ n is not refutable for any " n ". 4. We are faced with proving that every formula in "'R "'is either refutable or satisfiable. 5. Now if D _ n is refutable for some " n ", it follows that ? is refutable. 6. Now if D _ n is refutable for some " n ", it follows that ? is refutable . 7. At first, Minke refuses on the grounds that it would tarnish his rising, refutable position in his influential field. 8. Critics of Griffin's thesis, such as Chip Berlet, have said that many of the claims in the book are refutable . 9. There are suggested amendments to the proof, presented by C . Anthony Anderson, but argued to be refutable by Anderson and Michael Gettings. 10. We have proved that ? is either satisfiable or refutable , and this concludes the proof of the "'Lemma " '.
