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Second, he deduced his syllogisms of the second and third figures from the
syllogisms of the first figure, and by doing so he became the author of the first
deductive system in the history of logic. In his deductions, Aristotle made explicit
use of ...
In the syllogistic example: syllogism proposition type No man is perfect E Every
logician is a man A Therefore, no logician ... Another way in which the forms of
syllogisms differ is in their figure, which is the pattern in which its terms S, M, and
Hypothetical syllogisms are called pure if they consist of propositions all of which
are of the form "/? D qn; e.g., (1) "If P then q, and if q then r, therefore if p then r."
Mixed hypothetical syllogisms, however, which have one hypothetical and one ...
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This is the 198215th Edition, in two halves, with the Macropaedia and the Micropaedia. First published in 1768, the publisher is the oldest English-language encyclopedia still in print. Two Scottish ... Read full review
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For virtually all its 238 years,Britannica has ruled the shelves as a peerless general encyclopedia. Reviewers have consistently given it high marks for most of the 12 criteria identified inKister's ... Read full review