The truthpossibilities of the elementary propositions mean the possibilities of the existence and nonexistence of the atomic facts.
4.31 The truthpossibilities can be presented by schemata of the following kind ("T" means "true", "F" "false".
The rows of T's and F's under the row of the elementary propositions mean their truthpossibilities in an easily intelligible symbolism):

p 
q 
r 

p 
q 

p 
T 
T 
T 

T 
T 

T 
F 
T 
T 

F 
T 

F 
T 
F 
T 

T 
F 


T 
T 
F 

F 
F 


F 
F 
T 





F 
T 
F 





T 
F 
F 





F 
F 
F 




