#CH12 LOGIC

Question 1

WHAT LOGIC means?

Answer 1

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

Question 2

WHAT are “LOGIC” &”LOGICAL” means?

Answer 2

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

Question 3

WHAT MODUS PONENS means?

Answer 3

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

Question 4

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

Answer 4

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))