Term
| Premises and Conclusion can be T but argument can still be Invalid |
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Definition
| Ex. 1+1=2, therefore I am a man. |
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Term
Conditional Statements
When A is T, B is__
When A is F, B is__ |
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Definition
If A, then B.
When A is T, B is T
When A is F, B is T or F |
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Term
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Definition
| All of the manners in which argument forms can appear in language. |
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Term
Modus Ponens
Valid or Invalid? |
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Definition
If A, then B.
A, thus B.
VALID |
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Term
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Definition
"Not A" = A is false
"It is not the case that A"
"A is not True" |
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Term
Modus Tollens "Method of Denial"
Valid or Invalid? |
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Definition
If A, then B.
Not B, thus Not A.
VALID |
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Term
Affirming the Consequent
Valid or Invalid? |
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Definition
If A, then B.
B, thus A.
INVALID |
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Term
Denying the Antecedent
Valid or Invalid? |
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Definition
If A, then B
Not A, thus Not B
INVALID |
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Term
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Definition
| An argument with exactly two premises. |
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Term
T/F?
"All arguments can be broken down into Syllogisms." |
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Definition
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Term
Hypothetical Syllogism
Valid or Invalid? |
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Definition
If A, then B
If B, then C/
If A, then C
VALID |
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Term
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Definition
| A or B - At least one is true. |
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Term
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Definition
| A or B - Exactly one is True. |
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Term
Disjunction
Inclusive or Exclusive? |
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Definition
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Term
Disjunctive Syllogism
Inclusive or Exclusive?
Valid or Invalid? |
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Definition
A or B A or B
Not B/ Not A/
A B
Exclusive
VALID |
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Term
Constructive Dilemma
Inclusive or Exclusive?
Valid or Invalid? |
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Definition
A or B
If A, then C
If B, the D/
C or D
Inclusive
VALID |
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