Institutes of LogicW. Blackwood and sons, 1885 - 551 sider |
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... rule , be omitted in the first reading by those who have not already mastered the main principles of General Logic . THE LOANING , PEEBLES , October 24 , 1885 . J. V. CONTENTS . ᏢᎪᎡᎢ I. LOGICAL PSYCHOLOGY . HISTORICAL NOTICES .
... rule , be omitted in the first reading by those who have not already mastered the main principles of General Logic . THE LOANING , PEEBLES , October 24 , 1885 . J. V. CONTENTS . ᏢᎪᎡᎢ I. LOGICAL PSYCHOLOGY . HISTORICAL NOTICES .
Side 5
... rules or laws of the processes by which we observe , generalise , and infer through induction and analogy , and not less through deduction . This is properly enough a part of Logic , in the wide sense of the term . It is known narrowly ...
... rules or laws of the processes by which we observe , generalise , and infer through induction and analogy , and not less through deduction . This is properly enough a part of Logic , in the wide sense of the term . It is known narrowly ...
Side 14
... rules and methods for conducting thought through the broad field of experience , and guiding to a knowledge of fact or reality as we may find it . § 22. This branch of Logic may be said to have two aims , -the laws of Discovery and the ...
... rules and methods for conducting thought through the broad field of experience , and guiding to a knowledge of fact or reality as we may find it . § 22. This branch of Logic may be said to have two aims , -the laws of Discovery and the ...
Side 25
... rules of Deductive Logic . The Elements of Logic of William Duncan of Aberdeen are of but slight relevancy and value . Even Dr Thomas Reid could speak of the syllogistic art as a mechanical mode of reasoning , by which in all cases ...
... rules of Deductive Logic . The Elements of Logic of William Duncan of Aberdeen are of but slight relevancy and value . Even Dr Thomas Reid could speak of the syllogistic art as a mechanical mode of reasoning , by which in all cases ...
Side 26
... rules of purification , testing , and verification ; and that Logic which deals with those points is not rendered super- fluous , but only widened by the opening up of new spheres of inquiry and science . § 40. It was not until Hamilton ...
... rules of purification , testing , and verification ; and that Logic which deals with those points is not rendered super- fluous , but only widened by the opening up of new spheres of inquiry and science . § 40. It was not until Hamilton ...
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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...