What is Logic - T opics of the Day I. Why study logic? What...

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3/4/11 Topics of the Day I. Why study logic? II. What is logic? a) What is an argument b) What is a good argument c) When do premises provide evidential support? III. What logic is not a) Logic is not psychology b) Logic is not rhetoric
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3/4/11 I. Why Study Logic? We all reason. We try to figure out what is so by reasoning on the basis of what we already know. We try to convince others of what is so by giving them reasons. Logic should help us in these endeavors because it studies how to justify beliefs.
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3/4/11 II. What is logic? a) Logic is an academic discipline that studies arguments. b) More specifically, logic is a discipline that studies criteria for distinguishing between good and bad arguments. c) More specifically still, logic studies criteria for determining whether a conclusion follows from a set of premises.
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3/4/11 II. a) What is an argument? An argument is a set of propositions in which some of the propositions (called the ‘premises’) are intended to provide evidential support for another proposition (called the ‘conclusion’).
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What is Logic - T opics of the Day I. Why study logic? What...

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