Following the logical rules of predicates, there is no reason to say that denial (4) is contradictory or meaningless, therefore the neurologist (unlike the dentist) would not seem to have the logical tools to confirm his conclusion. | Following the logical rules of predicates, there is no reason to say that denial (4) is contradictory or meaningless, therefore the neurologist (unlike the dentist) would not seem to have the logical tools to confirm his conclusion. |