Question

p -> q <-> ~q -> ~p

p | q | p -> q | ~q | ~p | ~q -> ~p | p -> q <-> ~q -> ~p|
v | v |______|__|___|_______|_______________|
v | f | ______|__|___|_______|_______________|
f | v |______|__|___|_______|_______________|
f | f |______|__|___|_______|_______________|

Answer 1

ola boa tarde o que significa isso?