#CH12 LOGIC Flashcards

1
Q

WHAT LOGIC means?

A

LOGIC:
+DEAL MEANINGS ,
+NOT ACTUAL BEHAVIOUR
+. DEALS PROPOSITIONS.

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2
Q

WHAT are “LOGIC” &”LOGICAL” means?

A

-‘LOGIC’ and ‘LOGICAL’
+NOT APPLY DIRECTLY UTTERANCES (
INSTANCES of BEHAVIOUR).

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3
Q

WHAT MODUS PONENS means?

A

MODUS PONENS = RULE
+PROPO P -> Q,
+ P TRUE-> Q TRUE.
+ DIAGRAM,
P -> Q
P/
Q

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4
Q

WHY John and Mary are married IS AMBIGUOUS?-> FORMULA

A

John and Mary are married IS AMBIGUOUS, PARAPHRASE AS:
John and mary are married to each other
->(J MARRIED TO M) & (M MARRIED TO J)

OR
John is married to someone AND mary is married to someone
-> ( X (J MARRIED TO X)) & ( Y (M MARRIED TO Y))

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