Set Theory - Question 1

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R N F T H H K N U X G H G N E J Q O P S T
Q O C S J Y J S B S I G B B E J Y V A G K
B T C V K Q V M M G R I M U U K G Y S X K
G P E V R A F V I Q D N R C R W W T W M Q
P I V A O X D G W E T N G V T G A H N B N
Q C Y J R F K Y P F D L X Q R V L E S W P
F P P Q O V X P R O X P R X E I Y R O I D
Y G M Q L U O N P J T E B G V F I E E V D
G G H H X W H W K N A X R P E I O L E B X
J A L W A Y S T R U E F B N N Q B A A E J
O F J O W U C U A I J V E F Q N W T B P N
J U Q V V E L P O O Y T Q Y Y E U I Y G S
H K H J B K A U L X J F V T A H T O B R L
R N P M J N J F F H R A G E G T S N V J D
S N Y N T F L K L J F F E W A P I I T A S
C B A Y F P S W C U J T N M G F G S U C O
O Y M E E L V A M K X F T E W I S T T I A
W W Y M C H F H G B P B O P B T C R J U O
L H H W K S E E Q V G L E O N M K U I O I
O J F C V K R V V D U B E C A Y K E R X M
V T A N B F L Q U X Q U E T W W O O D E M

Clues

  • What does contradiction mean? (5, 4)
  • What does P => Q mean? (2, 1, 4, 1)
  • What does tautology mean? (6, 4)
  • What does ~P mean? (3, 1)
  • What happens if two columns are equal? (3, 8, 2, 4)

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