Logic Forms Flashcards

(56 cards)

1
Q
  1. If P, then Q.
  2. P.
    Therefore, Q.
A

Modus Ponens

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2
Q
  1. If P, then Q.
  2. Not Q.
    Therefore, not P.
A

Modus Tollens

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3
Q
  1. P or Q.
  2. Not P.
    Therefore, Q.
A

Disjunctive Syllogism

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4
Q
  1. P or Q.
  2. If P then R.
  3. If Q then S.
    Therefore, R or S.
A

Dilemma

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5
Q
  1. If P then Q.
  2. If Q then R.
    Therefore, if P then R.
A

Hypothetical Syllogism

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6
Q
  1. If P then Q.
  2. Q
    Therefore, P.
A

Affirming the Consequent

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7
Q
  1. If P then Q.
  2. Not P.
    Therefore, not Q.
A

Denying the Antecedent

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8
Q

a set of reasons or evidence meant to support a proposition.

A

Argument

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9
Q

a claim, something that can be true or false.

A

Proposition

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10
Q

a proposition being supported by reasons or evidence

A

Conclusion

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11
Q

a proposition offered as a reason or evidence in support of a conclusion

A

Premise

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12
Q

An “if-then” statement.

A

Conditional

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13
Q

It is impossible for all premises to be true and the conclusion false.

A

When an argument is (deductively) valid

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14
Q

an argument meant to be deductively valid

A

Deductive Argument

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15
Q

deductive argument that is not valid, but is meant to be

A

Invalid Deductive Argument

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16
Q

An argument that is valid and has all true premises

A

Sound Argument

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17
Q

An argument that is either invalid or has at least one false premise, or both.

A

Unsound Argument

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18
Q

Failed or flawed argument that can trick or deceive.

A

Fallacy

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19
Q

a fallacy that fails because of its form - it is a misleading invalid argument.

A

Formal Fallacy

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20
Q

A proposition that is not a compound proposition.

A

Atomic Proposition

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21
Q

A proposition composed of atomic propositions and logical connectives

A

Compound Proposition

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22
Q

If… Then….
…and…
…or…
…not…

A

Logical Connectives

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23
Q

A proposition that, together with a connective, makes another proposition. (A proposition that is apart of the main proposition.)

A

Sub-Proposition

24
Q

The connective that is not a part of a sub-proposition.

A

Main Connective

25
the main connective is a "not"
negation
26
the main connective is an "or"
disjunctive
27
the main connective is an "and"
conjunction
28
the main connective is "if...then..."
conditional
29
1. A 2. B Therefore, A and B
And Introduction
30
1. A and B | Therefore, A (or, therefore B)
And Elimination
31
Not-(A or B) = Not-A and Not-B | Not-(A and B) = Not-A or Not-B
DeMorgans Laws
32
the study of the fundamental nature of reality.
metaphysics
33
the study of nature and scope of knowledge
epistemology
34
the study of the nature and scope of morality - right and wrong, duty, good and evil, etc.
ethics / moral philosophy
35
the nature, justification, and evaluation of political structure.
political philosophy
36
the study of art and beauty
aesthetics
37
the study of the structure and norms of good reasoning
logic
38
what you say is false
material lie
39
you believe what you say is false
formal lie
40
you aim to deceive the listener
perfect lie
41
when you successfully deceive the listener - involves "dual deception"
effective lie
42
assertions produced under the guise of earnest communication of the truth, without it being important to the speaker / writer whether they are true or false.
Bullshit
43
when asserting something, the speaker represents something: 1) about the subject matter of your assertion 2) AND about your beliefs about the subject matter 3) AND often about other aspects of the speaker.
Posturing / Hypocritical Speech
44
1. cognitive: needing to know how the world actually is / works 2. affective: your emotions and desires have to be in order
Moral Virtue
45
The ability to deliberate well about what is good and advantageous (i.e., about what is advantageous to a good life in general)
Prudence
46
knowing how to get anything done in life
Cleverness
47
Rationality: evaluating and strategically pursuing goals well. (moral virtue)
Practical Rationality
48
Rationality: contemplating, understanding truth & reality (theoretical virtue)
Theoretical Rationality
49
Flourishing: a life of active civil virtue
Practical Rationality
50
Flourishing: the life of the mind, the life of the philosopher and contemplation
Theoretical Rationality
51
a life watched over by the gods, "good / well" + "spirit"
Eudaimonia
52
- an object / holistic concept - not just subjective, psychological feeling of "happiness" - "flourishing", "thriving", "well-being"
Aristotle's Eudaimonia
53
defining or characteristic form of activity, function
Ergon
54
Virtue or Excellence
Arete
55
Rational Activity
Human Ergon
56
Ergon + Arete
The human "Good"