CONTENTS. 



MOTION 



5. Collective Terms 



7. i^ttCSn'of ilJ L^'of Contraction 



8. Certain Special Conditions of Logical Symbols 



CHAPTER III. 



PROPOSITION -) 



1. Propositions ... - < 



2. Simple Identities ... ' ?' 



3. Partial Identities ... " 



4. Limited Identities 



5. Negative Propositions 



6. Conversion of Propositions - *" 



7 Twofold Interpretation of Propositions 4 ' 



CHAPTER IV. 



DEDUCTIVE REASONING. 



1. Deductive Reasoning 



2. Immediate Inference r>Q 



3. Inference with Two Simple Identities .... 



4. Inference with a Simple and a Partial Identity . 



5. Inference of a Partial from Two Partial Identities 



6. On the Ellipsis of Terms in Partial Identities . 



7. Inference of a Simple from Two Partial Identities 58 



8. Inference of a Limited from Two Partial Identities .... 59 



9. Miscellaneous Forms of Deductive Inference .... . . 60 



HO. Fallacies 62 



CHAPTER V. 



DISJUNCTIVE PROPOSITIONS. 



1. Disjunctive Propositions 66 



2. Expression of the Alternative Relation 67 



8. Nature of the Alternative Relation 68 



4. I.AWS of the Disjunctive Relation 71 



5. Symbolic Expression of the Law of Duality 73 



6. Various Forms of the Disjunctive Proposition 74 



7. Inference by Disjunctive Propositions ...'..-. 76 



