10. TOPICAL OUTLINE.
LOGICAL DIVISION AND CLASSIFICATION.
(1) Nature of Logical Division.
Genus—species.
Illustrations.
(2) Logical Division Distinguished from Enumeration.
Illustrations.
(3) Logical Division and Partition.
Quantitative—qualitative.
How summarized.
(4) Four Rules of Logical Division.
(1) One principle—cross division.
(2) Mutually exclusive.
(3) Exhaustive—complete.
(4) Immediate species.
(5) Dichotomy.
Contradictory terms.
Tree of Porphyry.
Use illustrated.
(6) Classification Compared with Division.
(7) Kinds. Artificial—Natural.
(8) Two Rules of Classification.
(1) Appropriate.
(2) Afford many Assertions.
(9) Use of Division and Classification.