5. OUTLINE.
IMMEDIATE INFERENCE—OPPOSITION—OBVERSION, CONVERSION, CONTRAVERSION AND INVERSION.
1. The Nature of Inference.
2. Immediate and Mediate Inference.
3. The Forms of Immediate Inference.
(1) Opposition.
(a) Scheme of Opposition.
(b) Square of Opposition.
(2) Obversion.
(3) Conversion.
(a) Simply.
(b) By Limitation.
(4) Contraversion.
Inversion.