Indirect Reduction of Syllogisms

Question 1

For what Moods must Indirect Reduction be used?

Answer 1

Baroco and Bocardo.

Question 2

What’s the Basis of Indirect Reduction?

Answer 2

In a Valid Syllogism, if the conclusion is false, at least one premise is false.

Question 3

What are the Steps of Reducing Baroco?

Answer 3

Retain the original Major Premise, Contradict the original conclusion as the new Minor Premise, and derive a new Conclusion which should be the contradiction of the original Minor Premise.

Question 4

What are the Steps of Reducing Bocardo?

Answer 4

Retain the original Minor Premise, Contradict the original conclusion as the new Major Premise, and derive a new Conclusion which should be the contradiction of the original Major Premise.