Four Rules of Aristotelian Logic 1. Rule of Identity: A is A 2. Rule of Non-Contradiction: A is not (-A) 3. Rule of Excluded Middle: Either A or (-A)
Tentmakers VA Beach February 2011. Logic Ordered thinking “Logic is the study of right reasons or valid inferences and the attending fallacies, formal.
Logic & Apologetics I. Why Logic Matters in Christianity II. The Basic Kind of Arguments I. Abductive II. Inductive III. Deductive III. Informal Logical.
S. Delpech IPN Orsay, Université Paris Sud, 91406 ORSAY
