PHIL 1 Lecture Notes - Lecture 3: False Premise, Deductive Reasoning, Inductive Reasoning
Document Summary
The study of correct reasoning not the study of how people reason! Logic is the study of reasoning and reasoning involves statements and arguments. Statements are either true or false (ex: the sky is blue. ) They are not statements (ex: is the door open? close the door now! ) Questions, commands, interjections, and nonsense sentences are not statements. If john is a bachelor, then john is a male. John is a bachelor antecedent (immediately follows the if ) John is a male consequent (immediately follows the then ) An exception is when you have an only if , then the consequent follows the. Just a claim/statement (ex: if god exists, then the universe is designed. ) A compound statement consists of two conditionals one indicated by the word if and the other indicated by the phrase only if . Ex: god exists, if and only if the universe is designed .
