Non sequitur
Non sequitur
is any fallacy which has not even the deceptive appearance of valid reasoning, or in which there is a complete lack of connection between the premisses advanced and the conclusion drawn. By some, however, non sequitur is identified with Aristotle’s fallacy of the consequent, which includes the two fallacies of denial of the antecedent (q. v.) and affirmation of the consequent (q. v.). — A.C.