Logic Flashcards

(61 cards)

1
Q

Philosophical study of systematic thinking

A

Logic

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2
Q

From the greek word logos

A

Reason/reasoning

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3
Q

Study of human reasoning

A

Logic

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4
Q

What is the direct object of logic?

A

Spoken or written arguments

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5
Q

Audible or tangible manifestation of reasoning or thinking

A

Argument

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6
Q

A system of claims or statements, one which is meant to be supported by other claims.

A

Argument

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7
Q

What are the two requisites of an argument?

A
  1. It must be a system of claims (2 or more claims)
  2. One of the claims must meant to be supported by other claims.
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8
Q

What are the two parts of an argument?

A

Premise and conclusion

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9
Q

What is the single process of an argument?

A

Inference

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10
Q

The claim that is meant to be supported by other claims

A

Conclusion

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11
Q

The claim that is used as supporting reason for the conclusion

A

Premise/s

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12
Q
  • It is not a visible part of an argument.
  • a mental process made every time we draw out a conclusion from the premise
A

Inference

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13
Q

A judgement expressed in sentence

A

Propositions

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14
Q

A sentence pronouncing agreement/disagreement between terms

A

Propositions

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15
Q

It is a statement/claim about a subject matter

A

Propositions

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16
Q

TRUE OR FALSE: we evaluate the truth-value of a claim or proposition

A

True

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17
Q

TRUE OR FALSE: we evaluate the validity of a claim and we dont evaluate the validity of an argument.

A

FALSE: we don’t evaluate the validity of a claim and we evaluate the validity of an argument.

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18
Q

What is the basis of truth and falsehood?

A

Reality

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19
Q

What are the two types of proposition?

A
  1. Categorical
  2. Hypothetical
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20
Q

Expresses a direct assertion of the agreement/disagreement

A

Categorical

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21
Q

Direct claim

A

Categorical

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22
Q

What are the FOUR elements of Categorical Proposition?

A
  1. Subject
  2. Predicate
  3. Copula
  4. Quantifier
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22
Q

Expresses a relation between two judgements in which the truth of one depends on the other

A

Hypothetical

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22
Q

If-then statements

A

Conditional

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22
What are the three compund statements of hypothetical proposition?
1. Conditional 2. Disjunctive 3. Conjunctive
22
-and statements
Conjunctive
22
The mental act which pronounces the agreement/disagreement bet (subject and predicate)
Copula
23
Either-or statements
Disjunctive
23
The idea that affirms or denies the subject
Predicate
23
The one being affirm or deny in the proposition
Subject
23
The extension of the proposition
Quantifier
23
Identify the elements: SOME MEN ARE GENEROUS
some - quantifier Men - subject Are - copula Generous - predicate
24
The logical form of a proposition follows the pattern of…
SUBJECT-COPULA-PREDICATE
25
TRUE OR FALSE: sometimes it doesn’t follow the pattern
True
26
What are the two absolute properties of categorical proposition?
Quality and Quantity
27
Pertains to the expression of copula
Quality
28
The number of extension
Quantity
29
Quality of proposition
1. Affirmative 2. Negative
30
Has the sense of inclusion
Affirmative
31
Has the sense of exclusion
Negative
32
1. Universal 2. Particular 3. Singular 4. Collective
Quantity of proposition
33
It is the ONLY undistributive among the four
Particular
34
All birds are mortals
Universal
35
Socrates is mortal
Singular
36
The class of 1JRN1 is excellent
Collective
37
Some thomasians are bar takers
Particular
38
COMBINING TWO PROPERTIES: all men are mortals
Universal Affirmative (A)
39
All students are not present
Universal Negative (E)
40
Some students are present
Particular Affirmative (I)
41
Not all students are scholars
Particular Negative (O)
42
S
Subject
43
P
Predicate
44
+;-
Positive; negative
45
u;p
universal; particular
45
If the copula is negative then the predicator is…
Universal
46
All facebook users are netizens.
Su+Pp
47
Some books are expensive
Sp + Pp
48
All angels are not mortal
Su - Pu
49
No birds are mammals
Su - Pu
50
Some items are not expensive
Sp - Pu
51