[[Circular reasoning]] is a form of [[Logical fallacy#Proof by assertion|proof by assertion]] in which one assumes the fact that one is trying to prove, and then "proves" the fact by a chain of inferences that lead back to the original assertion. This is also known as ''petitio principii'' or ''begging the question.'' | [[Circular reasoning]] is a form of [[Logical fallacy#Proof by assertion|proof by assertion]] in which one assumes the fact that one is trying to prove, and then "proves" the fact by a chain of inferences that lead back to the original assertion. This is also known as ''petitio principii'' or ''begging the question.'' |