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GST104 > Propositional Logic > Flashcards

Propositional Logic Flashcards

1
Q

What is Logic?

A

Logic is the science of correct reasoning

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2
Q

What are the operations of the human mind

A
  1. Simple apprehension
  2. Judgement
  3. Inference/Reasoning
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3
Q

What are the first principles

A
  1. Principle of Identity
  2. Principle of Excluded Middle
  3. Principle of sufficient reason
  4. Principle of contradiction
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4
Q

What is principle of identity

A

This states that a thing is what it is and not another thing

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5
Q

What is principle of excluded middle

A

This states that there is no middle state between being and non-being

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6
Q

What is principle of sufficient reason?

A

This states that there is sufficient reason for everything that exists

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7
Q

What is principle of contradiction

A

It is impossible for something to bith be and not be at the same time and in the same manner

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8
Q

What are the four causes according to Aristotle

A
  1. Material Cause
  2. Formal Cause
  3. Efficient Cause
  4. Final Cause
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9
Q

What are the parts of a logical structure

A
  1. Terms
  2. Propositions
  3. Syllogism
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10
Q

What are terms

A

Terms are conventional words that refer to mind to somethings

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11
Q

What is a proposition

A

A proposition is a combination of terms expressing judgement. It is placing before a person the result of an act of judgement

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12
Q

What are the 3 parts of a proposition

A
  1. Subject
  2. Predicate
  3. Verb
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13
Q

What are the 2 forms of proposition

A
  1. Conditional propositions
  2. Unconditional/Categorical propositions
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14
Q

What are categorical propositions

A

This is a kind of proposition that affirms or denies something without conditions

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15
Q

What are the forms of categorical propositions

A
  1. Particular Affirmative
  2. Universal Negative
  3. Particular Negative
  4. Universal Affirmative
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16
Q

What is universal Affirmative proposition

A

Every member of the first class is also a member of the second class

17
Q

What is particular affirmative proposition

A

At least one member of the class designated by the subject term is also a member of the class designated by the predicate term

18
Q

What is universal negative proposition

A

The first class is wholly excluded from the second class

19
Q

What is particular negative proposition

A

At least one member of the class designated by the subject is excludes from the whole of the class designated by the predicate term

GST104 (5 decks)

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