Studies in Deductive LogicMacmillan and Company, limited, 1896 - 304 sider |
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Side 36
... distributed ; a universal negative asserts complete separation between the whole of the subject and the whole of the predicate . ' No man is a tailed animal ' asserts that not any one man is found anywhere in the class of tailed animals ...
... distributed ; a universal negative asserts complete separation between the whole of the subject and the whole of the predicate . ' No man is a tailed animal ' asserts that not any one man is found anywhere in the class of tailed animals ...
Side 37
... distributed predicate . It is still possible to say with material truth , ' some men are not soldiers ' ; but converted this gives the absurd result , ' all soldiers are not men ' ; or , ' no soldiers are men . ' Even if we insert the ...
... distributed predicate . It is still possible to say with material truth , ' some men are not soldiers ' ; but converted this gives the absurd result , ' all soldiers are not men ' ; or , ' no soldiers are men . ' Even if we insert the ...
Side 38
... distribute this term . Thus , ' St. Albans is not a great city ' becomes ' no great city is St. Albans . ' But if the predicate be general and undis- tributed , as in an affirmative singular proposition , then we must convert per ...
... distribute this term . Thus , ' St. Albans is not a great city ' becomes ' no great city is St. Albans . ' But if the predicate be general and undis- tributed , as in an affirmative singular proposition , then we must convert per ...
Side 39
... distribute its predicate ' mathematical works . ' We can , however , make O into I , some mathematical works are not - difficult things , ' and we can convert this simply into ' some not - difficult things are mathematical works . ' 6 ...
... distribute its predicate ' mathematical works . ' We can , however , make O into I , some mathematical works are not - difficult things , ' and we can convert this simply into ' some not - difficult things are mathematical works . ' 6 ...
Side 41
... distributed , and Q undistributed , we must convert by limitation , getting ' some Q struck P ' ; or by contraposition ' some not - Q struck not - P . ' Such blunders and nonsense arise from failing to notice that struck ' is not a ...
... distributed , and Q undistributed , we must convert by limitation , getting ' some Q struck P ' ; or by contraposition ' some not - Q struck not - P . ' Such blunders and nonsense arise from failing to notice that struck ' is not a ...
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Studies in Deductive Logic: A Manual for Students, by W. Stanley Jevons William Stanley Jevons Uten tilgangsbegrensning - 1896 |
Studies in Deductive Logic: A Manual for Students William Stanley Jevons Uten tilgangsbegrensning - 1880 |
Studies in Deductive Logic: A Manual for Students William Stanley Jevons Uten tilgangsbegrensning - 1880 |
Vanlige uttrykk og setninger
A. J. Ellis aBc abc abc ABCD ABCD ABCD ABCDef abstract affirmative proposition animals answer assertion Camestres CHAPTER combinations conclusion consistent contradiction contradictory contrapositive converse Crown 8vo crystals Deductive Logic disjunctive distributed Edition Elementary Lessons equal equation Equational Logic equationally equivalent existence expressed fallacy false falsity following propositions foraminifera Formal Logic fourth figure give Hamilton Hence Illicit Process inductive inference involving Laws of Thought Lessons in Logic Logical Alphabet logical conditions logical force Logical Index logicians major premise major term mathematical meaning metals middle term minor term Morgan mortal negative premises non-disjunctive not-A obverse particular possible predicate Principles of Science problem Professor Prove qualities quantity question reasoning right angles rules second figure singular student substances substitution syllogistic symbols things third figure Thomson's three terms triangles true Undistributed Middle universal affirmative valid syllogism Xs are Ys