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DEDUCTION (from Lat. deducere, to tak...

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Originally appearing in Volume V07, Page 921 of the 1911 Encyclopedia Britannica.
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DEDUCTION (from See also:Lat. deducere, to take or See also:lead from or out of, derive)  , a See also:term used in See also:common parlance for the See also:process of taking away from, or subtracting (as in See also:mathematics), and specially for the argumentative process of arriving at a conclusion from See also:evidence, i.e. for any See also:kind of inference.i In this sense it includes both arguments from particular facts and those from See also:general See also:laws to particular cases . In See also:logic it is generally used in See also:contradiction to " See also:induction " for a kind of mediate inference, in which a conclusion (often itself called the See also:deduction) is regarded as . following necessarily under certain fixed . laws from premises . This, the most common, See also:form of deduction is the See also:syllogism (q.v.; see also LOGIC), which consists in taking a general principle and deriving from it facts which are necessarily involved in it . This use of deduction is of comparatively See also:modern origin; it was originally used as the See also:equivalent of See also:Aristotle's /rn-aywyi (see See also:Prior Analytics, B See also:xxv.) . The modern use of deduction is practically identical with the Aristotelian ouXXoycQµbs . 1 Two forms of the verb are used,- " deduce " and deduct originally synonymous, they are now distinguished, " deduce being confined to arguments, " deduct " to quantities . clear sanguine complexion, with a See also:long See also:beard as See also:white as See also:milk—a very handsome See also:man—tall and slender . He wore a goune like an artist's. goiine with See also:hanging sleeves." See also:Dee's See also:Speculum or See also:mirror, a piece of solid See also:pink-tinted See also:glass about the See also:size of an See also:orange, is preserved in the See also:British Museum . His See also:principal See also:works are—Propaedeumata aphorislica (See also:London, 1558) ; Monas hieroglyphica (See also:Antwerp, 1564) ; Epistola ad Fredericum Commandinum (See also:Pesaro, 1570) ; See also:Preface Mathematical to the See also:English See also:Euclid (1570) ; See also:Divers Annotations and Inventions added after the tenth See also:book of English Euclid (1570) ; Epistola praefixa Ephemeridibus Joannis Feldi, a . 1557; Parallaticae commentationis praxeosque See also:nucleus quidam (London, 1573) . The See also:catalogue of his printed and published works is to be found in his Compendious See also:Rehearsal, as well as in his See also:letter to See also:Archbishop See also:Whitgift . A See also:manuscript of Dee's, See also:relating what passed for many years between him and some See also:spirits, was edited by Meric See also:Casaubon and published in 1659 .

The Private See also:

Diary of Dr See also:John Dee, and the Catalogue of his Library of See also:Manuscripts, edited by J . O . Halliwell, was published by the See also:Camden Society in 1842 . There is a See also:life of Dee in See also:Thomas See also:Smith's Vitae illustrium virorum . (1707); English See also:translation by W . A . Ayton, the Life of John Dee (1909) .

End of Article: DEDUCTION (from Lat. deducere, to take or lead from or out of, derive)
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