Symbolic Logic
by Irving M. Copi /
1973 / English / DjVu
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For courses in Formal Logic. The general approach of this book to logic remains the same as in earlier editions. Following Aristotle, we regard logic from two different points of view: on the one hand, logic is an instrument or organon for appraising the correctness of reasoning on the other hand, the principles and methods of logic used as organon are interesting and important topics to be themselves systematically investigated.
