Lectures related to Sets, Functions and Relations: Set Operations

Explores cardinality in sets and properties of groups, including commutativity and examples of abstract groups.

Explores propositions, proofs, and contraposition in mathematical theory, emphasizing logical rules and proof methods.

Introduces set union, its properties, and examples with Euler course contest participants.

Covers the basics of propositional logic, logical connectives, truth tables, and compound propositions.