matdis

p
B
B
B
B
S
S
S
S
q
B
B
S
S
B
B
S
S
r
B
S
B
S
B
S
B
S
p˄q = B B = B
p˅q = S S = S
p→q= B S = S
p↔q= B B S S = B
(~p˄r)
S
S
S
S
B
S
B
S
→ ~q ↔
B S
B
B S
B
B B
B
B B
B
S S
B
B S
B
B B
S
B B
B
(~r˅p)
B
B
B
B
S
B
S
B