Discrete Structure

It studies the relationship between two or more propositions regardless of its content. It is a declarative statement

• Proposition

• Propositional Logic

• Logic

A proposition expresses a judgement or opinion therefore, it has a truth value.

• True

• False

A _ _ _ _ _ statement contains no other statement as a part of has no addition of another proposition. Simple sentences are symbolized by uppercase letters.

A _ _ _ _ _ _ _ sentence has at least one sentence and has one or more logical connectives as a component. There are five types in propositional logic:
● Negations
● Conjunctions
● Disjunctions
● Conditionals
● Biconditional

Asserts that something is not the case or it simple reverses a statement. Using ‘¬’ or ~’ symbol.

• conjunction

• disjunction

• negation

• conditional

Are "and" sentences. They put two sentences together and claim that they are both true.

It is represented by the symbol ‘∨’ which is called as “vel”. It claims that at least one of two sentences are true.

• Conditional

• Disjunction

• Conjunction

• Biconditional

A statement becomes false if its hypothesis is true but the conclusion is false.

• Disjunction

• Conjunction

• Biconditional

• Conditional

Which of the following is the symbol for disjunction statement.

• <

• <

• ^

• v

What is missing from the three forms of conditional statement? Converse, Inverse and _ _ _ _ _ _ _ _ _ _ _ _.