Illicit Minor | Categories and Groups | Evidentia

Illicit Minor

F013 • Formal - Syllogistic Logic

Also known as: Illicit Process of the Minor Term

Difficulty 1/10Medium LoadUncommon

Definition

The minor term is distributed in the conclusion but not distributed in the minor premise.

Why Invalid

You cannot make a claim about all members of a category in the conclusion if you haven't made such a claim in the premises.

Examples

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Scope of Applicability

Identify minor term (subject of conclusion)
Check distribution in minor premise
Check distribution in conclusion
Fallacy if distributed in conclusion but not in premise

Common Mistakes

Difficulty identifying which term is distributed
Confusing major and minor terms

Fallacy of the Undistributed MiddleIllicit Major

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F012 Illicit Major F014 Fallacy of Four Terms

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