Valid structure, or a fallacy?
Exercise and reference answers
- Items
- Item
- The middle term is distributed once
- Category
- Required for validity
- Item
- Exactly three terms are used
- Category
- Required for validity
- Item
- At least one premise is universal
- Category
- Required for validity
- Item
- Undistributed middle
- Category
- A fallacy
- Item
- Illicit process of the major
- Category
- A fallacy
- Item
- Two negative premises
- Category
- A fallacy
- Categories
- Item
- Required for validity
- Item
- A fallacy
Explanation
Sorting the conditions that make a syllogism work from the ones that break it. Source: Logic: Deductive and Inductive, Carveth Read (1898), public domain.