Institutes of LogicW. Blackwood and sons, 1885 - 551 sider |
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Side 4
... necessary and universal , for the results of those laws would be the same whether their necessity be primitive or derived from other necessary laws . Meanwhile , it is sufficient to say that it will be found that the logical laws are ...
... necessary and universal , for the results of those laws would be the same whether their necessity be primitive or derived from other necessary laws . Meanwhile , it is sufficient to say that it will be found that the logical laws are ...
Side 6
... necessary to the knowledge of the nature and laws of the understanding . The understanding is simply the conscious mind acting and being conscious of its action in a definite manner , and about a definite object . In thus acting it ...
... necessary to the knowledge of the nature and laws of the understanding . The understanding is simply the conscious mind acting and being conscious of its action in a definite manner , and about a definite object . In thus acting it ...
Side 7
... necessary laws ; and the question is not as to how we think , but as to how we ought to think . The necessary use of the understanding is discovered without any psychology . To this it is sufficient to say that observation , followed by ...
... necessary laws ; and the question is not as to how we think , but as to how we ought to think . The necessary use of the understanding is discovered without any psychology . To this it is sufficient to say that observation , followed by ...
Side 10
... necessary matter . " If there be a demonstration that a thing cannot subsist otherwise , the ( demonstrative ) syllogism must be from necessary ( propositions ) . For it is possible , without demonstration , to syllogise from what are ...
... necessary matter . " If there be a demonstration that a thing cannot subsist otherwise , the ( demonstrative ) syllogism must be from necessary ( propositions ) . For it is possible , without demonstration , to syllogise from what are ...
Side 11
... necessary matter . Thus X must be Y ; but , so far as the syllogistic act is concerned , this is not affected by the necessity , ie , the modality , -of the proposition . The consequence in syllogism is as necessary whether the major ...
... necessary matter . Thus X must be Y ; but , so far as the syllogistic act is concerned , this is not affected by the necessity , ie , the modality , -of the proposition . The consequence in syllogism is as necessary whether the major ...
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Vanlige uttrykk og setninger
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 definite deny determined disjunctive distinction doctrine Enthymeme essential exclusion existence experience expression Extension fact fallacy false Figure formal formal fallacies generalisation genus gism given ground Hamilton Hegel hypothetical immediate inference 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 Organon particular phænomenon plant positive possible Prantl predicate principle properly proposition quantity reality reasoning recognised reference regarded relation rule sense sentient simply singular Socrates speak species sphere subject and predicate sublate supposed Syllogism thing thought tion triangle true truth Ueberweg universal valid whole wholly words
Populære avsnitt
Side 215 - Tis not because the ring they ride, And Lindesay at the ring rides well, But that my sire the wine will chide If 'tis not fill'd by Rosabelle.
Side 473 - If two or more instances of the phenomenon under investigation have only one circumstance in common, the circumstance in which alone all the instances agree is the cause (or effect) of the given phenomenon.
Side 475 - If two or more instances in which the phenomenon occurs have only one circumstance in common, while two or more instances in which it does not occur have nothing in common save the absence of that circumstance, the circumstance in which alone the two sets of instances differ is the effect, or the cause, or an indispensable part of the cause, of the phenomenon.
Side 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.
Side 478 - Whatever phenomenon varies in any manner, whenever another phenomenon varies in some particular manner, is either a cause or an effect of that phenomenon, or is connected with it through some fact of causation.
Side 62 - Thought is the knowledge of a thing through a Concept or General Notion, or of one Notion through another. In Thought, all that we think about is considered either as something containing, or as something contained; — in other words, every process of Thought is only a cognition of the necessary relations of our Concepts. This being the case, it need not move our wonder that Logic, within its proper sphere...