Thinking rationally:Laws of Thought Normative (or prescriptive)rather than descriptive Aristotle:what are correct arguments/thought processes? Several Greek schools developed various forms of logic: notation and rules of derivation for thoughts; may or may not have proceeded to the idea of mechanization Direct line through mathematics and philosophy to modern Al Problems: 1)Not all intelligent behavior is mediated by logical deliberation 2)What is the purpose of thinking?What thoughts should I have out of all the thoughts (logical or otherwise)that I could have? Chapter 1 6Thinking rationally: Laws of Thought Normative (or prescriptive) rather than descriptive Aristotle: what are correct arguments/thought processes? Several Greek schools developed various forms of logic: notation and rules of derivation for thoughts; may or may not have proceeded to the idea of mechanization Direct line through mathematics and philosophy to modern AI Problems: 1) Not all intelligent behavior is mediated by logical deliberation 2) What is the purpose of thinking? What thoughts should I have out of all the thoughts (logical or otherwise) that I could have? Chapter 1 6