The elements of deductive logic |
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Page xvi
... Syllogism § 1. Structure of the Syllogism . § 2. Moods and Figures . § 3. Determination of the legitimate Moods of Syl- logism , including the Syllogistic Rules , Reduc- tion , and the Special Rules of the Figures . IV . Trains of ...
... Syllogism § 1. Structure of the Syllogism . § 2. Moods and Figures . § 3. Determination of the legitimate Moods of Syl- logism , including the Syllogistic Rules , Reduc- tion , and the Special Rules of the Figures . IV . Trains of ...
Page xvii
... to Ambiguity of Language IX . On Method , as applied to the Arrangement of Syllogisms in . 133 138 140 a Train of Reasoning EXAMPLES INDEX 147 151 . 169 ELEMENTS OF DEDUCTIVE LOGIC . INTRODUCTION . " CHAPTER I. CONTENTS . xvii.
... to Ambiguity of Language IX . On Method , as applied to the Arrangement of Syllogisms in . 133 138 140 a Train of Reasoning EXAMPLES INDEX 147 151 . 169 ELEMENTS OF DEDUCTIVE LOGIC . INTRODUCTION . " CHAPTER I. CONTENTS . xvii.
Page 18
... syllogism ' All wise men are virtuous , All virtuous men are happy ; .. All wise men are happy . ' But , though the attributive may always admit of being expressed as a common term , while it continues to be expressed as an attributive ...
... syllogism ' All wise men are virtuous , All virtuous men are happy ; .. All wise men are happy . ' But , though the attributive may always admit of being expressed as a common term , while it continues to be expressed as an attributive ...
Page 31
... syllogism : see the Appendices to Sir W. Hamilton's Discussions , and to his Lectures on Logic . Amongst other criticisms may be seen Mr. Mill's in his Examination of Hamilton's Philosophy , ch . xxii . It would of course be undesirable ...
... syllogism : see the Appendices to Sir W. Hamilton's Discussions , and to his Lectures on Logic . Amongst other criticisms may be seen Mr. Mill's in his Examination of Hamilton's Philosophy , ch . xxii . It would of course be undesirable ...
Page 65
... syllogism or an induction as an inference , sometimes it is used to express the conclusion alone , sometimes the process by which the conclusion is derived from the premisses , as when we speak of Induction or Deduction as inferences or ...
... syllogism or an induction as an inference , sometimes it is used to express the conclusion alone , sometimes the process by which the conclusion is derived from the premisses , as when we speak of Induction or Deduction as inferences or ...
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Common terms and phrases
abstract terms act or operation affirmed or denied ambiguity analysis argument Aristotle asserted attribute or group called CHAPTER collective term College common terms conclusion conjunctive consequently copula Crown 8vo deductive inference defined definition differentia disjunctive disjunctive proposition disjunctive syllogism distinction distinguish distributed distribution of terms division Edited employed English Euathlus fallacy formerly Fellow fourteenth legion genus gism group of attributes group of individuals human ignoratio elenchi immediate inference inasmuch incorrect thoughts induction instances language legitimate Logic logicians major premiss meaning minor Molière moods negative Note noticed older logicians ordinary Oriel College Oxford P. G. TAIT particular premiss permutation Philosophy poets predicate probably proposition reasoning rectilineal figure regarded relation Roman senate rules saw yesterday shews simply singular and collective singular or collective singular term Socrates species student subaltern subject and predicate substantive syllogism tenth legion term expressive tion true universal verb virtue
Popular passages
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Page 62 - Thus, for" example, he to whom the geometrical proposition, that the angles of a triangle are together equal to two right angles...
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Page 132 - ... which, as already noticed, is one case of the fallacy of ambiguous terms. Thus to argue, because there are certain points of resemblance between the development of the individual and the development of the race, that, therefore, since the individual dies, the race will probably die also, or, because there are certain points of resemblance between the earth and the other planets, that, therefore, the other planets are certainly, or very probably, inhabited, would both be instances of false analogy,...