Introduction
Who is the father of Logic?
Aristotle
What three things are associated with simple apprehension?
First, we perceive something, then we form an image in our minds, and we conceive of its meaning.
Is the concept of 'man' simple or complex?
Complex
How many notes does 'man' have?
5
Define truth
A concept Corresponding to reality
What are the two main branches of Logic?
Formal and Material
Simple apprehension itself is defined as what?
A conceiving of its meaning.
Porphyry's invented what to help us understand comprehension?
The Porphyrian Tree.
Which has greater extension, man or body?
Body
What is the definition of Logic?
Logic is the science of right thinking.
What does formal logic deal with?
It is interested in the form or structure of reasoning.
How is a mental image formed?
What are the two properties of simple apprehension?
Comprehension and extension.
What is the comprehension of grass?
Non-sentient, living material substance.
A judgement does what to a concept?
Either affirms or denies something about a concept.
What does material logic deal with?
It is concerned about the content of the argument, the truth of terms and propositions.
Simple apprehension results in what about a concept?
A grasping of the essence or meaning of the concept.
A human is a featherless biped, who said this?
Plato
What is the extension of the concept man?
All men that are, ever were, and ever will be.
A proposition verbally expresses what?
Judgement
Name three types of logical processes involved in logic.
Simple apprehension, Judgement, and deductive inference.
The mental act of deductive inference goes to what verbal expression?
Syllogism
Distinguish between comprehension and extension.
Comprehension tells us what the essence of a thing is; extension tells us to what the essence applies.
What is the comprehension and extension of the concept animal?
Comprehension; sentient, living material substance
Extension; All the animals that are, that ever was and ever will be.
An ordered deductive inference verbally expressed is called what?
Syllogism