CONTENTS. 



BOOK I. 



FORMAL LOGIC, DEDUCTIVE AND INDUCTIVE. 

 CHAPTER I. 



INTRODUCTION. 

 SECTION TAGS 



1. Introduction . 1 



2. The Powers of Mind concerned in the Creation of Science . . 4 



3. Laws of Identity and Difference 5 



4. The Nature of the Laws of Identity and Difference .... 6 



5. The Process of Inference 9 



6. Deduction and Induction 11 



7. Symbolic Expression of Logical Inference 13 



8. Expression of Identity and Difference U 



9. General Formula of Logical Inference 17 



10. The Propagating Power of Similarity 20 



11. Anticipations of the Principle of Substitution 21 



12. The Logic of Relatives !i2 



CHAPTER II. 



TERMS. 



1. Terms 24 



2. Twofold meaning of General Names 25 



3. Abstract Terms 27 



4. Substantial Terms . . 28 



