Category:Reduction to First Figure

This category contains results about Reduction to First Figure.
Definitions specific to this category can be found in Definitions/Reduction to First Figure.

Reduction to the first figure is a method for determining the validity of a categorical syllogism, as follows:

$(1): \quad$ Certain "self-evident" patterns are identified in the first figure of the categorical syllogism.

$(2): \quad$ Using various rules of categorical statements, the valid patterns of other figures of the categorical syllogism are deduced.