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AlgTopReview3: More on commutative groups---isomorphisms, homomorphisms, cosets and quotient groups

We present more information on commutative groups and the fundamental structure theorem that every such group is isomorphic to a direct sum of cyclic groups Z_n. We discuss the notions of isomorphism, homomorphism, cosets of a subgroup, and the quotient of a group by a subgroup.
Length: 32:02

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