A College Logic: An Introduction to the Study of Argument and Proof

admit alternative analogy analysis argued argument becomes believe called cause clear concerning conclusion connection Consider contain convergence criticism crows deductive system defined definition deny dependent described dilemma equal EUTH evaluations evidence examined example expressed facts fallacy false figure geometry give given gods Hence hold hypothesis illustrates implies important included increasing inference instances irrelevant kinds known Latin less light limited lines logical matter meaning method named nature necessary never noted notions observed occur once paradox particular persons piety possible postulate prediction premisses present primary primitive propositions principle probable problem proof propositions prove question reason reference regard relation requirements respect rest sense Socrates Suppose syllogism taken tell theorems theory things third tion Topic true truth turn valid