The arte of logick Plainely taught in the English tongue, according to the best approued authors. Very necessary for all students in any profession, how to defend any argument against all subtill sophisters, and cauelling schismatikes, and how to confute their false syllogismes, and captious arguments. By M. Blundevile.

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Title: The arte of logick Plainely taught in the English tongue, according to the best approued authors. Very necessary for all students in any profession, how to defend any argument against all subtill sophisters, and cauelling schismatikes, and how to confute their false syllogismes, and captious arguments. By M. Blundevile.
Author: Blundeville, Thomas, fl. 1561.
Publication: London :: Printed by William Stansby, and are to be sold by Matthew Lownes,; 1617.
Rights/Permissions: To the extent possible under law, the Text Creation Partnership has waived all copyright and related or neighboring rights to this keyboarded and encoded edition of the work described above, according to the terms of the CC0 1.0 Public Domain Dedication (http://creativecommons.org/publicdomain/zero/1.0/). This waiver does not extend to any page images or other supplementary files associated with this work, which may be protected by copyright or other license restrictions. Please go to http://www.textcreationpartnership.org/ for more information.
Subject terms: Logic -- Early works to 1800.
Link to this Item: http://name.umdl.umich.edu/A16218.0001.001
Cite this Item: "The arte of logick Plainely taught in the English tongue, according to the best approued authors. Very necessary for all students in any profession, how to defend any argument against all subtill sophisters, and cauelling schismatikes, and how to confute their false syllogismes, and captious arguments. By M. Blundevile." In the digital collection Early English Books Online. https://name.umdl.umich.edu/A16218.0001.001. University of Michigan Library Digital Collections. Accessed June 15, 2024.

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Of the three properties belonging to a simple proposition.

WHich are those?

These: Opposition, Equiualencie, and Con∣uersion.

What is Opposition?

It is the repugnancie of two simple propositi∣ons, hauing one selfe subiect, and one selfe predicat.

How many kindes of opposite propositions be there?

Foure: Contrarie, Subcontrarie, Contradictorie, and Subal∣ternat.

Which are said to be Contrarie?

An vniuersall affirmatiue, and an vniuersall negatiue; as, Euery man is iust, No man is iust.

Which are said to be Subcontrarie?

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A particular affirmatiue, and a particular negatiue; as, Some man is iust, Some man is not iust.

Which are said to be Contradictorie?

Either an vniuersall affirmatiue, and a particular negatiue, or else an vniuersall negatiue, and a particular affirmatiue; as, Euery man is iust, and, Some man is not iust: or, No man is iust, Some man is iust.

Which are said to be Subalternat?

Either an vniuersall affirmatiue, and a particular affirmatiue, or else an vniuersall negatiue, and a particular negatiue: as, Euery man is iust, and, Some man is iust: No man is iust, and, Some man is not iust.

All which kinde of opposites you may the better remember, by considering with what order they are placed in this Figure fol∣lowing.

[illustration]

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description Page 72

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