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Lecture 11: Basic Group Theory
Description
MIT 18.200 Principles of Discrete Applied Mathematics, Spring 2024
Instructor: Ankur Moitra
View the complete course: https://ocw.mit.edu/courses/18-200-principles-of-discrete-applied-mathematics-spring-2024
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Uploaded 17-12-25
Definition of a group; examples of groups: addition mod n, multiplication mod n.Definitions of subgroup, definition of cosets, statement and proof of Lagrange’s theorem. Finally, we apply Lagrange’s theorem to prove Fermat’s little Theorem.
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