Modern Algebra (Abstract Algebra) Made Easy - Part 6 - Cosets and Lagrange's Theorem
http://www.pensieve.net/course/13
In this video, I give definitions, examples, T/F qustions, and proofs talking about cosets and Lagrange's Thm. Hope you like it. Feel free to give me some constructive feedback!
Works Cited: The only significant source for these videos is 'A First Course in Abstract Algebra', 2nd ed. by John Fraleigh. Though most of the problems and definitions come from this book, I explain the all the material & solutions in my own words.