CONTENTS OF VOLUME I. xvii 



PA.OE 



102. Connotative Interpretation 208 



103. Comprehensive Interpretation 209 



104. Extensive or Class-Inclusion Interpretation ...... 210 



105. Quantification of the Predicate : Hamilton s Eightfold Scheme . . 212 



106. Hamilton s Postulate 212 



107. General Discussion of the Quantification Doctrine 213 



108. Various Alternatives and their Unsatisfactory Results . . . .214 



109. Equational Readings of the Logical Proposition 216 



CHAPTER V. 

 OPPOSITION OF CATEGORICAL JUDGMENTS AND PROPOSITIONS. 



no. Meaning of Logical &quot; Opposition &quot; : The Square of Opposition . . 219 



in. Subaltern Opposition 220 



112. Contradictory Opposition . .221 



113. Contrary Opposition 224 



114. Subcontrary Opposition 226 



115. Opposition in Singular and in Modal Categoricals : Summary of Results 227 



CHAPTER VI. 

 EDUCTIONS FROM CATEGORICAL JUDGMENTS AND PROPOSITIONS. 



116. Immediate Inference : Kinds of Eductions 229 



117. Obversion 230 



118. Conversion 232 



119. Contraposition 241 



120. Inversion 243 



121. Summary of Results : Table of Eductions 245 



122. Material Eductions 245 



CHAPTER VII. 

 EXISTENTIAL IMPORT OF CATEGORICAL JUDGMENTS AND PROPOSITIONS. 



123. Reference of Terms and Propositions to a Sphere of Objective Reality: 



The Possible and the Actual 248 



124. Meaning of Inquiry as to &quot; Existential Import &quot; 250 



125. Place of the Inquiry in Logic 252 



126. Statement of the Question of Existential Import in Categorical Proposi 



tions 254 



127. Influence of Various Suppositions on Validity of Logical Inferences . 255 



128. Existential Import in Ordinary Usage of Language 258 



129. Choice of Alternative Interpretations 260 



130. Existential Import of Modal Propositions ,261 



131. Formulation of Existential Propositions 261 



