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21 Cards in this Set
 Front
 Back
A prop is false
O prop is? 
true


I prop is false
A prop is? 
false


A prop is true
I prop is? 
true


A prop is false
I prop is? 
false/true


O prop is false
E prop is? 
false


E prop is true
O prop is? 
true


E prop is false
A prop is? 
true


A prop is true
E prop is? 
false


O prop is false
I prop is? 
true


I prop is true
O prop is? A prop is? E prop is? 
true/flase
false/true false 

define valid argument 1

the conclusion follows necessarily from the premise sets
All AB All CA All CB and All AB All BC All AC 

define valid argument 2

if the premise set is true then the conclusion cannot be false


define sound argument

a valid argument w/ true premise set


define logical equivalence

2 sentences are logically equivalent if they have the same truth value and same meaning


define distribution

a term (S,P,M) is distributed if it refers to all members of class named by that term; undistributed otherwise


Form number?
M P \ S M 
1


Form number?
P M  S M 
2


Form number?
M P  M S 
3


Form number?
P M / M S 
4


for, since, because, in as, much as

premise indicators


so, thus, therefore, consequently, hence, it follows that

conclusion indicator
