The Elements of Deductive Logic: Designed Mainly for the Use of Junior Students in the Universities |
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Page vi
... express his obligations . He has , however , endeavoured , on all disputed points , to reason out his own conclusions , feeling assured that no manual , how- ever elementary , can be of real service to the student , unless it express ...
... express his obligations . He has , however , endeavoured , on all disputed points , to reason out his own conclusions , feeling assured that no manual , how- ever elementary , can be of real service to the student , unless it express ...
Page 2
... express their similarity by calling them both moss - roses , or their difference by calling one a moss - rose and the other a Tudor rose . Again , moss - rose and Tudor rose , which names are both results of the act or operation of com ...
... express their similarity by calling them both moss - roses , or their difference by calling one a moss - rose and the other a Tudor rose . Again , moss - rose and Tudor rose , which names are both results of the act or operation of com ...
Page 12
... express but also to the groups col- lectively ; I can say , ' John is a man , ' ' Thomas is a man , ' ' this is a ... express . In the former case the term is called a ( 2 ) Common Term , in the latter a ( 3 ) Collective Term . 6 A ...
... express but also to the groups col- lectively ; I can say , ' John is a man , ' ' Thomas is a man , ' ' this is a ... express . In the former case the term is called a ( 2 ) Common Term , in the latter a ( 3 ) Collective Term . 6 A ...
Page 13
... express attributes or groups of attributes only , without any direct reference to the individuals of which these attributes are predicable . Of this class are such terms as humanity , colour , figure , fortitude , & c . To it may be ...
... express attributes or groups of attributes only , without any direct reference to the individuals of which these attributes are predicable . Of this class are such terms as humanity , colour , figure , fortitude , & c . To it may be ...
Page 14
... express attri- butes only , but they differ from abstract terms , inasmuch as they may form the predicate , but cannot , unless joined with a singular , collective , common , or abstract term , form the subject of a proposition . Of ...
... express attri- butes only , but they differ from abstract terms , inasmuch as they may form the predicate , but cannot , unless joined with a singular , collective , common , or abstract term , form the subject of a proposition . Of ...
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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
Page 115 - If A is B, C is D ; and if E is F, G is H ; But either C is not D, or G is not H ; Therefore either A is not B, or E is not F.
Page 137 - to allow every man an unbounded freedom of speech must always be, on the whole, advantageous to the State ; for it is highly conducive to the interests of the Community, that each individual should enjoy a liberty perfectly unlimited, of expressing his sentiments.
Page 62 - Thus, for" example, he to whom the geometrical proposition, that the angles of a triangle are together equal to two right angles...
Page 158 - In a higher world it is otherwise; but here below to live is to change, and to be perfect is to have changed often.
Page 143 - A servant who was roasting a stork for his master was prevailed upon by his sweetheart to cut off a leg for her to eat. When the bird came upon table, the master desired to know what was become of the other leg. The man answered that storks had never more than one leg.
Page 5 - Logic is both a science and an art ; it is a science inasmuch as, by analyzing the elements, principles, and structure of arguments, it teaches us how to discover their truth or detect their fallacies, and point out the sources of such errors. It is an art, inasmuch as it teaches...
Page 99 - Barbara, Celarent, Darii, Ferioque, prioris; Cesare, Camestres, Festino, Baroko, secundae; Tertia, Darapti, Disamis, Datisi, Felapton, Bokardo, Ferison, habet ; Quarta insuper addit Bramantip, Camenes, Dimaris, Fesapo, Fresison.
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,...