Institutes of LogicW. Blackwood and sons, 1885 - 551 páginas |
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Página 4
... further be a question as to whether the logical laws are independent , or are deducible from certain corresponding metaphysical laws . But this is properly a psychological question , ―pertaining , it may be , to logical science . It ...
... further be a question as to whether the logical laws are independent , or are deducible from certain corresponding metaphysical laws . But this is properly a psychological question , ―pertaining , it may be , to logical science . It ...
Página 7
... further excludes Psychology from Logic on the ground that Logic seeks to know not the contingent but the necessary , not how the understanding thinks , and has thought , but how it ought to think , the accord of the understanding with ...
... further excludes Psychology from Logic on the ground that Logic seeks to know not the contingent but the necessary , not how the understanding thinks , and has thought , but how it ought to think , the accord of the understanding with ...
Página 11
... Further , if it be true , as is alleged , that the canon of demonstration is the principle that " two things compared and found equal to a third , are equal to one another , " 2 1 Cf. Mansel , Prol . Log . , Appendix , Note H. 2 Post ...
... Further , if it be true , as is alleged , that the canon of demonstration is the principle that " two things compared and found equal to a third , are equal to one another , " 2 1 Cf. Mansel , Prol . Log . , Appendix , Note H. 2 Post ...
Página 13
... Further , a passage of Ammonius almost suggested the modern application to the logical treatises of the term organon . He says , speaking of the Introduction of Porphyry , that this work is comprised in the logical organon — ὑπὸ τὸ ...
... Further , a passage of Ammonius almost suggested the modern application to the logical treatises of the term organon . He says , speaking of the Introduction of Porphyry , that this work is comprised in the logical organon — ὑπὸ τὸ ...
Página 15
... further , that this last proposition is fur- nished by induction or sensible experience ( δὶ ἐπαγωγῆς ἢ δὶ αἰσθήσεως ) ; we conclude necessarily that A belongs to C , and in this way it has been demonstrated that the planets are near ...
... further , that this last proposition is fur- nished by induction or sensible experience ( δὶ ἐπαγωγῆς ἢ δὶ αἰσθήσεως ) ; we conclude necessarily that A belongs to C , and in this way it has been demonstrated that the planets are near ...
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Palavras e frases frequentes
absolutely abstract actual affirmative animal antecedent applied Aristotle assertion attribute biped Boethius called cause common Comprehension conceived concept conclusion consciousness consequent contains contradiction contradictory contrary conversion copula Crown 8vo definite deny Descartes disjunctive distinction doctrine Edition Enthymeme essential exclusion existence experience expression Extension fact fallacy false Fcap Figure formal formal fallacies generalisation genus gism given ground Hamilton Hegel hypothetical Illustrations individual object Induction intuition judgment knowledge law of Identity law of Non-Contradiction laws of thought logicians major premiss mark matter means middle term Mill moods nature necessarily necessary negation negative Non-Contradiction notion Occam opposition organised particular phænomenon plant positive possible Prantl predicate principle properly proposition quantity reality reasoning reference regarded relation rule sense simply singular Socrates speak species sphere subject and predicate sublate supposed Syllogism thing thought tion triangle true truth Ueberweg universal valid vols whole wholly words
Passagens conhecidas
Página 474 - If an instance in which the phenomenon under investigation occurs, and an instance in which it does not occur, have every circumstance in common save one, that one occurring only in the former; the circumstance in which alone the two instances differ is the effect, or the cause, or an indispensable part of the cause, of the phenomenon.
Página 215 - O'er Roslin all that dreary night A wondrous blaze was seen to gleam ; Twas broader than the watch-fire's light, And redder than the bright moonbeam. It glared on Roslin's castled rock, It ruddied all the copse-wood glen ; 'Twas seen from Dryden's groves of oak, And seen from cavern'd Hawthornden.