Propositional Logic

Every propositions has a truth value

• True

• False

Which one are propositions?

• 3*2 = 5

• He is the most handsome man.

• You should get vaccine for COVID-19

• There was snow in Khon Kaen yesterday.

• 2 is an odd number.

"Who is he?" is a proposition.

• True

• False

Two atomioc propositions joined by a connective to form a compound statement are known as a disjunction.

• True

• False

A double negation is the same thing as no negation.

• True

• False

• True

• False

How many rows in a truth table for a proposition with 3 atomic proposition.

• 3

• 4

• 8

• 10

What is the proposition of the following statement : "If tomorow is sunday then there will be no rain". Define p as "tomorrow is sunday", q as "there will be rain".

What is the proposition of the following statement: "Mark is a math major and Mark’s sister is a computer science major.". Define p as "Mark is a math major", and q as "Mark's sister is a computer science major".

What is the proposition of the following statement : "Mark is a math major or Mark’s sister is a computer science major.". Define p as "Mark is a math major", and q as "Mark's is a computer science major".