The rule of reason, conteinyng the arte of logique, set forth in Englishe, by Thomas Vuilson

About this Item

Title
The rule of reason, conteinyng the arte of logique, set forth in Englishe, by Thomas Vuilson
Author
Wilson, Thomas, 1525?-1581.
Publication
[Imprinted at London :: By Richard Grafton, printer to the Kynges Maiestie],
An. M.D.LI. [1551]
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Subject terms
Logic -- Early works to 1800.
Link to this Item
http://name.umdl.umich.edu/A15542.0001.001
Cite this Item
"The rule of reason, conteinyng the arte of logique, set forth in Englishe, by Thomas Vuilson." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A15542.0001.001. University of Michigan Library Digital Collections. Accessed June 14, 2024.

Pages

¶There be .iii. maner of double Propositions.

Page [unnumbered]

A Double Proposition standet of .iij. partes, wherof the one is a conditionall Proposition, af∣firming a thing to be either true or false, with an (if.) As thus. Yf faith be vpon the yearth, some men feare God. Yf the worlde continue stil as it doth, walowyng in most abhominable synne, God wil at length punishe the offenders very sore. All which Propo∣positions are euer true, whē the par∣tes are so knit together: that the lat∣ter parte, must nedes folowe vpō that, which goeth before. The second part is, when a Proposition hath a disiun∣ctiue, which knitteth the sentence vp, as thus. Either it is daie, or els it is night. Suche Propositions are true, when bothe the partes are true, & the same also are false, when either of the partes are false. The thirde parte is, when coniunctions that do denie are ioyned toguether, as thus. Battail be¦yng not laufull, is not to be desiered.

By all which double Propositions wee maie reason formally in diuerse causes, is thus by the first. If faith be

Page [unnumbered]

vpon the yearth, some men feare God, but no mā feareth God, therfore faith is not vpō the yerth. Again, if we feare God, we are in charite, but we are not in charitie. Therefore we feare no God. By the seconde thus. Either it is daie, or els it is night, but it is daie, Therfore it is not night. Couetouse men either be the seruauntes of God, or els of the Deuill, but they are not the seruantes of God: Ergo, they are the seruauntes of the Deuill. By the third thus. Battail beyng not lauful, is not to be vsed, but battail is lauful Therfore it is to be vsed.

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