Category:Square of opposition

 The article Square of opposition on Wikipedia projects: (en) Square of opposition ·
(fr) Carré logique · (pt) Quadrado das oposições · (zh) 对立四边形 · +/−

The Square of opposition is a diagram representing the different ways in which each of the four propositions of the system are logically related ('opposed') to each of the others. The system is also useful in the analysis of Syllogistic Logic, serving to identify the allowed logical conversions from one type to another.

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Media in category "Square of opposition"

Last modified on 14 June 2011, at 22:59