The Father of Logic
Who is Aristotle?
The act of seeing, hearing, smelling, tasting, or touching
What is sense perception?
The universal affirmative statement
What is the A statement?
Change the quality, negate the predicate
What is obversion?
The verbal expression of a deductive inference
What is a syllogism?
The two formal branches of logic
What are formal and material logic?
Terms that are spelled alike but have different meanings
What are equivocal terms?
The four parts of a proposition
What are the quantifier, the subject-term, the copula, and the predicate-term?
Interchange the subject and predicate
What is conversion?
The predicate of the conclusion
What is the major term?
Truth
What is the correspondence of a statement to reality?
All the things that a concept refers to
What is extension?
The contradictory statement to the I statement
What is the E statement?
Contraposition
A = B, B = C, A = C
What is the Principle of Reciprocal Identity?
When the premises of an argument support the conclusion
What is validity?
The comprehension of "man"
What is a rational, sentient, living, material substance?
The two subcontrary statements
What are the I and O statements?
The term in both premises
Sound argument
What is a valid and true syllogism?
When a term refers to something as it exists verbally
A pair of subalternate statements
What are the A and I / E and O statements?
Contraposition of "All men are mortal"
What is "All non-mortals are non-men"?
What is affirmed universally of a certain term is affirmed of every term that comes under that term
What is the Dictum de Omni?