Constructing the Categorical Converter - 1

The Catergical Converter The first step in the construction of the Categorical Converter is to take a Square of Opposition and to angle it slightly (this allows us to construct the rest of the Converter as a three-dimensional object).

We place symbols on the Square to represent rules of inference as follows:

Contradictory - Contradiction
Contrary - Contrary
Subcontrary - Subcontrary
Arrow - Subalternation
Please click here to continue.

10 August 1996