CONTENTS. 



BOOK 1. 



FORMAL LOGIC, DEDUCTIVE AND INDUCTIVE. 

 CHAPTER I. 



INTRODUCTION. . 



.'iiXTiON vm;k 



1. Intraduction 1 



2. The Powers of Mind concerned in the Ci-eation of Science . . 4 



3. Laws of Identity and Diifei'ence 5 



4. The Nature of the Laws of Identity and Difference ....(> 



5. The Process of Inference !• 



a. Deduction and Imhiction 11 



7. Symbolic Expression of Logical Inference J 3 



8. Expression of Identity and Dilference 1 4 



9. General Formula of Logical Inference ]7 



10. Tlie Propagating Power of Similarity 2tl 



11. AnticipaUons of the Princi2)le of Substitution 21 



1 2. The Logic of Relatives -"^ 



CHAPTER II. 



TERMS. 



1. Tenns 24 



2. Twofold meaning of General Names 35 



3. Abstract Terms 27 



4. Substantial Tciins 2S 



c. 



