# What is a categorical syllogism?

Asked By: Louiza Richarz | Last Updated: 4th May, 2020

Category:
technology and computing
information and network security

A

**categorical syllogism**is an argument consisting of exactly three**categorical**propositions (two premises and a conclusion) in which there appear a total of exactly three**categorical**terms, each of which is used exactly twice. The other premise, which links the middle and minor terms, we call the minor premise.People also ask, what are the rules of categorical syllogism?

**Five rules of Categorical Syllogisms**

- There must be only three terms in a syllogism.
- Conclusion will follow the weaker premise.
- No conclusion follows two negative premises.
- No conclusion follows from two simple particular premises.
- No negative conclusions follows from two affirmative premises.

Furthermore, what are the three types of syllogism? **There are three major types of syllogism:**

- Conditional Syllogism: If A is true then B is true (If A then B).
- Categorical Syllogism: If A is in C then B is in C.
- Disjunctive Syllogism: If A is true, then B is false (A or B).

Beside this, what are the elements of categorical syllogism?

A **categorical syllogism** consists of three parts: Major premise. Minor premise. Conclusion.

What is an example of a syllogism?

A **syllogism** is a form of logical reasoning that joins two or more premises to arrive at a conclusion. For **example**: “All birds lay eggs. Therefore, a swan lays eggs.” **Syllogisms** contain a major premise and a minor premise to create the conclusion, i.e., a more general statement and a more specific statement.