INDEX 



439 



Name, i., 37 ; proper, 46, 96. 

 Named moods of syllogism, i., 325. 

 Natural classification, i., 122-31. 



experiments, ii., 164. 



judgments and propositions, i., 156, 

 323, 352. 



kinds, i., 129 ; ii., 139. 



sciences, ii., 68. 



selection, ii., 139. 



Nature, laws of, ii., 98, no, 123, 208 ; 

 exceptions to, 220. 



meanings of, i., 75 ; ii., 66-7. 

 NAVILLE, Ernst, ii., 151. 



Necessary character of truth, i., 161-2, 

 179-80; ii., 220-3. 



fact, i., 182 ; ii., 208, 222, 231, 233. 



judgments and propositions, i., 170- 

 80, 200-2, 209, 225 ; ii., 23-4, 215, 217- 



23- 



modals, i., 181-3. 



(= necessitating) causes, ii., 64, 71, 

 84-92. 



Necessity, kinds of, i., 176, 183, 404-5, 

 414; ii., 23, 78, 292; conditional, of 

 physical laws, ii., 110-13, 216, 219, 

 230, 242-3 ; of metaphysical laws, 217- 

 23, 229-30. 



and efficiency, ii., 73-4 ; and uncon- 

 ditionalness, 77-80. 



explanations of, ii., 60, 75-80, 109-10. 

 Negation, and affirmation, i., 202-3. 

 Negative definitions, i., 108, no-n. 



hypothetical, i., 270, 276-9, 357. 



instances, ii., 167, 170 ; function of, 

 171 ; non-observation of, 330. 



judgments and propositions, i., 202-6. 



premisses, i., 310-12. 



terms, i., 65-7, 202-6, 231-2. 

 Neo-Platonism, ii., 10. 



NEWMAN, Cardinal, i., 39, 163-4, 1 7^&amp;gt; 394 5 



ii., 22, 134. 211. 

 NEWTON, ii., 41, 50, 122, 124, 128, 185, 



190, 247. 



Nomenclature, i., 131-2. 

 Nominal definitions, and real, i., 99-104, 



105-6, 134, 252; ii., 74. 



essences, i., 76, 84. 

 Nominalism, i., 10. 

 Nominalist view of logic, i., 20. 



Non causa pro causa, fallacy of, ii., 302, 



327-9. 



Non-connotative terms, i., 62-4. 

 Non-denotative terms, i., 61. 

 Non-observation, fallacies of, ii., 163, 165, 



329-30- 

 &quot; Non, per hoc &quot; ; &quot; non propter hoc,&quot; ii., 



328. 



&quot; Non sequitur,&quot; ii., 328. 

 &quot; Normal mind &quot; and axioms, ii., 325. 

 Nota notae., i., 209, 303-4. 

 Notions, transcendental, i., 149. 

 Numerically definite propositions, i., 197. 

 NYS, ii., 125, 140. 



Objective, and subjective elements in 

 truth, i., 177-80 ; ii., 220-3 ; in laws of 

 thought, i., 25-7 ; ii., 222. 



views of modality, i., 180-5. 



extension, i., 55. 



intension, i., 49. 



reference of judgment, i., 160-2 ; 203- 

 4, 248-52, 264. 



Observation, and experiment, ii., 164-5 

 repeated observation, 165, 168. 



errors in, ii., 196 ; and measurement, 

 202-5 ; and inference, 263-4, 33 1 - 



fallacies of, ii., 299, 329-31. 

 Obversion, i., 230-2. 

 OCCAM, ii., 144. 

 Occasionalism, ii., 74. 



&quot; Occult&quot; forces and motions, ii., 128-32. 



O KEEFFE, ii., 252. 



OLLE LAPRUNE, ii., 327. 



O MAHONY, ii,, 254. 



Ontological truth, ii., 58, 210, 212, 235. 



Opinion, ii., 213 (cf. probability, belief}. 



Opposition of judgments and propositions, 

 i., 219-28 ; and existential import, 256- 

 7 ; of conditionals, 270-2 ; of hypo- 

 theticals, 276-8 ; of disjunctives, 290. 



of terms, i., 64-9. 



of truth and error, ii., 213-4. 



square of, i., 220. 



Oral tradition, ii., 256, 258-9. 

 Organon, Aristotle s, i., 40. 

 Origin and sources of hypotheses, i., 195 ; 

 ii., 32, 151-5. 



of logic, i., 38-41. 



Original moods of syllogism, i., 324-6. 

 Ostensive reduction, i., 335-9. 

 OSTWALD, ii., 145. 



Palaeography, ii., 256. 



Palaestra logica, cited, ii., 174, 176, 



180-1, 189, 193, 208, 311. 

 Pantheism, ii., 61, 106-7, 242. 

 Paradox of inference, i., 396-401. 

 Paralogism, ii., 297, 300. 

 Paronyms, ii., 307. 

 Parsimony, law of, i., 197 ; ii., 85. 

 Part, logical, i., 114. 

 Partial contrapositive, i., 241. 

 Particular judgments and propositions, 



i., 194-5 ; inference from, 313, 386, 



392-5- 



Partitive conversion, i., 236. 

 PASCAL, ii., 22. 



Passio, category of, i., 142, 147-8. 

 PASTEUR, ii., 121, 138, 139, 157, 200. 

 Pedagogics, ii., 14. 

 Pejorem sequitur, etc., i., 318. 

 Per accidens conversion, i., 236-7. 



predication, i., 156, 172. 

 Percept, i., 3. 



Perfect figure of syllogism, i., 300, 319, 



335- 



induction, ii., 27. 



