INDEX 



441 



import of, 207-18 ; opposition of cate- 

 goricals, 219-28, 290 ; eductions from, 

 229-46 ; existential import of, 248-62 ; 

 hypothetical and conditional, 265-79 ; 

 disjunctive and alternative, 280-91 ; in 

 ference from &quot; particulars,&quot; 386, 392-5. 



Proprium (v. property], predicable of, 

 i., 77; ii., 152; and essence, i., 83-4; 

 kinds of, 82-3 ; and necessary judg 

 ments, 171-80 ; and accidens, 175-7. 



Prosody, fallacy of, ii., 306. 



Prosyllogism, i., 377. 



Trpdrtpov &amp;lt;pvffi, and TT. r)/juv, v. prius, etc. 



Proximo, species, i., 78. 



Proximate cause, ii., 63-4. 

 matter of syllogism, i., 294. 



Proximum genus, i., 78. 



PSELLUS, i ., 318. 



Psychology, and logic, i., 33, 412. 



Ptolemaic astronomy, ii., 122, 126, 138, 

 149, 329. 



Pure, empiric, and mixed demonstrations, 

 &amp;gt; 234-5. 



categorical syllogisms, i., 297-8 ; hypo 

 thetical, 356-8 ; disjunctive (alterna 

 tive), 362. 



propositions, i., 170. 

 Purely formal division, i., 117. 



logic, i., 20-2, 162, 264-5. 

 Purpose, in classification, i., 123-31. 



in analogy, ii., 156. 



in nature, ii., 59, 62, 66-70, 112. 



&quot; Quadruped &quot; logical, i., 307. 

 Qualitative analysis, ii., 165 sqq. 

 Quality, category of, i., 141 ; and relation, 

 ii., 161. 



of categorical propositions, i., 202-6; 

 of conditionals, 270 ; of hypothetical, 

 277. 



Quando, category of, i., 142. 

 Quantification of predicate, i., 212-16; 



and syllogism, 332. 

 Quantitative and qualitative methods, ii., 



186. 



aspect of facts, ii., 123, 132-5, 141, 

 160-1, 201, 335. 



determination, ii., 201-5. 

 Quantity, category of, i., 141. 



of categorical propositions, i., 186 sqq. ; 

 of conditionals, 270 ; of hypothetical, 

 227. 



Quaternio terminorum, i., 307, 317. 

 Question, in syllogism, i., 293, 295. 

 QUETELET, ii., 145, 288, 289, 290, 292-3. 

 Quodlibeta, ii., 17. 



RABIER, i., 303 ; ii., 144. 



Ramean tree, i., 78. 



RAMSAY, ii., 197. 



RAMUS, i., 78. 



Ratiocinatio^ Ratiocinium, i., 18, 292. 



Ratiocination, fallacies of, ii., 299. 



Rational propositions, i., 170-80. 



Raw materials of thought, i., 3, 17 n. 2. 



RAY, i., 232. 



RAYLEIGH, Lord, ii., 197. 



Real and logical accidents, i., 86-8, 138. 



definition, i., 99-104. 

 essences, i., 76, 84. 



propositions, i., 170-80. 



Realism, extreme and moderate, i., 9, 10 ; 



Ontologistic and Platonic, 10 ; truth 



of realism not self-evident, ii., 107-8 ; 



moderate realism and experience, 221-3. 

 Reality, and thought, i., 42-3, 249-52 ; ii., 



58 ; possible and actual, i., 264. 



and principle of sufficient reason, ii., 

 58-64, 113. 



as object of logic and of metaphysics, 



i-, 30-33- 



Empiricist view of, v. Empiricism. 



Hegelian-idealist view of, v. Hegel. 



Scholastic, Theistic view of, v. Theism. 

 Realm of denotation, i., 52-4, 248-52. 

 Reason, v. ground. 



Principle of sufficient, i., 27 ; and 

 syllogism, 359 ; and reality, ii., 58-61, 



&quot;3- 



Reasoning, v. inference. 

 Rebutting dilemmas, i., 371-3. 

 Reciprocal propositions, i., 237 ; as the 



ideal of science, 274-5, 296, 360-1 ; ii., 



85-92, 151-2, 231, 247-8, 312. 



and non-reciprocal causes, ii., 84-92, 

 167. 



Reductio ad absurdum, i., 337, 339-43, 

 346, 353-4; -, 233-4,328. 



Reduction of syllogisms, i., 335-44 ; of 

 hypothetical and disjunctive to cate 

 gorical, 365-6 ; of dilemmas, 370-3. 



Referential hypotheticals, i., 274. 



Refutation, ways of, i., 223, 225, 295. 



Regressive chains of reasoning, i., 377, 



383-4. 



demonstration, n., 45, 235. 

 REINSTADLER, i., 318. 

 REISCH, ii., 310. 



Relation, category of, i., 141, 148; and 



ratio, ii., 160-1. 

 Relative terms, i., 70. 

 Relatives, logic of, i., 247, 391. 

 Remote matter of syllogism, i., 294. 

 Remotive propositions, i., 280, 282. 

 Renaissance, influence on logical method, 



ii., 4, 10, 36, 128-9. 

 Repugnant propositions, i., 205-6; terms, 



i., 69. 

 Resemblance, in classification, i., 128-31 ; 



in analogy, ii., 156-8. 

 Residual phenomena, ii., 193, 197. 

 Residues, method of, ii., 193-7. 

 Rhetoric, i., 34. 

 Rhetorical syllogism, ii., 268. 

 RICHARD, P., ii., 20, 22. 

 RICKABY, ii., 106, 147, 208, 253, 255. 



