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Books Books 1 - 10 of 11 on ... must be affirmative, and, being particular, neither of its terms is universal.....  
" ... must be affirmative, and, being particular, neither of its terms is universal. Consequently both the terms as to which the conclusion is to be drawn enter partially, and the conclusion (Rule 2) can only be a particular affirmative proposition. But... "
First notions of logic, preparatory to the study of geometry - Page 17
by Augustus De Morgan - 1840 - 32 pages
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Logic: Or The Right Use of Reason in the Inquiry After Truth

Isaac Watts - 1807
...agree to the middle term, it docs not follow by any means that they disagree with one another. Rule IV. If one of the premises be negative, the conclusion must be negative. For if the middle term be denied of either part of the conclusion, it may shew that the terms of the...
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The Works of the Rev. Isaac Watts D.D. in Nine Volumes, Volume 7

Isaac Watts - Dissenters, Religious - 1813
...agree to the middle term, it does not follow by any means that they disagree from one another. IV. " If one of the premises be negative, the conclusion must be negative." For if live middle term be denied of either part of the conclusion, it may slmv that the terms of the...
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An elementary treatise on logic: comprising the essential principles and ...

Hezekiah G. Ufford - Logic - 1823 - 192 pages
...term, (as is here supposed,) it can by no means follow that they disagree with one another. RULE IV. If one of the premises be negative, the conclusion must be negative. For if the middle term be denied of either part of the conclusion, it may show that the terms of the...
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Report of the board of education [continued as] Report of the director of ...

Bombay presidency, board of educ - 1851
...another, anil consequently, if we have two negative premises we cannot draw the conclusion. 6th, If one of the premises be negative the conclusion must be negative, for if it not be it violates the second canon. GANPAT MADOWJI. 5. Q. How many moods are possible? ...
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The Elements of Euclid: With Many Additional Propositions ..., Part 1

Euclid - Geometry - 1853 - 136 pages
...no conclusion can be drawn. 4. A negative conclusion cannot follow from two affirmative premises. 5. If one of the premises be negative, the conclusion must be negative; and if one of the premises be particular, the conclusion must be particular. 6. Frdm two particular...
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Handbook of logic

John Daniel Morell - 1857
...weaker part. That is, if one of the premises be particular, the conclusion must be particular : and if one of the premises be negative, the conclusion must be negative also. The first arises from the laws of sub-alternation, which does not allow us to conclude any thing...
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Logic for Young Ladies: Translated from the French

Victor Doublet - Logic - 1868 - 148 pages
...either rich or poor. RULE 8. The conclusion always follows the weaker part. That is to say : 1. If one of the premises be negative, the conclusion must be negative. For if the middle term be denied of either part of the conclusion, it may show that the terms of the...
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The Oxford handbook of logic

Oxford handbook - 1880
...distributed in one of the premises. 5. If both premises be negative, no conclusion can be drawn. 6. If one of the premises be negative, the conclusion must be negative. 7. If both premises be particular, no conclusion can be drawn. 8. If one premise be particular, the...
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Studies and Exercises in Formal Logic: Including a Generalisation of Logical ...

John Neville Keynes - Logic - 1884 - 414 pages
...Consequently both the terms as to which the conclusion is to be drawn enter partially, and the conclusion can only be a particular affirmative proposition. But if one of the premisses be negative, the conclusion must be negative. This contradiction shews that the supposition...
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A Manual of Logic, Volume 1

James Welton - Logic - 1896
...to be drawn enter partially, and " the conclusion (Rule IV) can only be a particular affirma" live proposition. But if one of the premises be negative, " the conclusion must be negative (Rule VI). This contra" diction shows that the supposition of particular premises " producing a legitimate...
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