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admit affirmative Alexander Aliquid Ammonius Analyt Analytica Andronikus angles animal Antipater Aristotelian Aristotle Aristotle's Athens attributes belong called Cate Categ Categories Chap chapter Cicero cognition Compare conclusion contradictory contrary correlate debate declares definition demonstration Dexippus Dialectic dialogues differentia Diog Diogenes distinct doctrine enunciated equivocal Essence exoteric fact false figure genus Hermeias Hermippus Hilaire homo Ibid Induction infer irapa irpos Isokrates Julius Pacius Justus Kaff Kara logical means Metaphys Metaphysica middle term minor mode negative Nikanor olov opinion ovra particular philosophical Plato Plotinus Post predicate premisses principia Prior proposition proprium prove Quaternion reason refute relation remarks respecting respondent Rhetoric Schol Scholia sense Simplikius Sokrates species Stageira Stoics stotle Strabo Substance syllogism syllogistic Themistius Theophrastus thesis thing tion Topic Topica tovto treatise triangle true genus truth tS>v universal universal proposition varieties Waitz words
Page 267 - ch. iii. sect. 2:—" It must be granted, that in every syllogism, considered as an argument to prove the conclusion, there is a Petitio Principii," &c. Petitio Principii, if ranked among the Fallacies, can hardly be extended beyond the first of the five distinct varieties enumerated in the Topica, VIII. xiii.
Page 196 - of a triangle may or may not be equal to two right angles. 2. The three angles of a triangle are equal to two right angles. 3. The three angles of a triangle are necessarily equal to two right angles. In each of these three propositions, an assertion of the state of our minds
Page 135 - And Aristotle himself observes that the same predicates might be ranked often under more than one head.) " That could not be a very comprehensive view of the nature of Relation, which could exclude action, passivity, and local situation from that category. The same
Page 351 - first Book, demonstrates that any two sides of a triangle are together greater than the third side.
Page 196 - himself protests against this doctrine of the former interpreters. • Mr. John Stuart Mill (System of Logic, Bk. I. ch. iv. s. 2) says :—" A remark of a similar nature may be applied to most of those distinctions among propositions which are said to have reference to their modality; as difference of tense or time; the sun did rise, is rising,
Page 354 - Analyt. Post. I. xxxiii. p. 88, b. 30-p. 89', a. 10. b Ibid. p. 89, a. 11-b. 6. That eclipse of the sun is caused by the interposition of the moon was to the astronomer Hipparchus scientific
Page 329 - ever be obtained in Mechanics by applying to the subject the ideas of space and time merely; no advance in Chemistry by the use of mere mechanical conceptions; no discovery in Physiology by referring facts to mere chemical and mechanical principles." &c. * Aristot. Analyt. Post. I. viii. p. 75, b. 21-36. Compare Metaphys. Z. p. 1040, a.
Page 125 - As to the self-existence of Substance, it is very true that a substance may be conceived to exist without any other substance ; but so also may an attribute without any other attributes. And we can no more imagine a substance without attributes, than we can imagine attributes without a substance." (System of Logic, bk. i. ch. iii. p. 61, 6th