Buddhist Logic

Question 1

Father of Buddhist Logic

Answer 1

Archarya Dignaga in the 6th century AD who wrote Pramanasamuccaya

Question 2

4 Parts of a Complete Syllogism

Answer 2

1) Topic
2) Predicate
3) Sign (reasons)
4) Illustration

1-3 are the thesis/ probandum. What you want to prove

Question 3

3 Modes of a Valid/ Good Syllogism

Answer 3

1) Property of the subject - the topic must fulfill the reason

2) Forward Pervasion - anything that qualifies the reason should qualify the predicate

3) Reverse/ Counter Pervasion - whatever doesn’t fulfill the predicate should not fulfill the reason

Question 4

4 Modes of Relationships

Answer 4

1) Synonomous - A=B, B=A
2) Contradictory- A and B are always different
3) Three Mode - Whatever is A should be B, B may not be A, neither A nor B
4) Four Mode - What is A and B, what is A may not be B, what is B may not be A, neither A nor B

Question 5

Two Types of Phenomena

Answer 5

1) Positive Phenomena - mind cognizes without explicitly negating another object

2) Negative Phenomena
A) Affirming Negative - mind cognizes while explicitly negating a phenomenon
B) Non-affirming negative - mind cognizes a phenomenon that doesn’t affirm an positive or affirming negative phenomenon