Abelian group

An abelian group is a group in which the group operation is commutative. For a group to be considered "abelian", it must meet several requirements.

Closure

         For all   , and for all operations , .

Associativity

         For all    and all operations , .

Identity Element

         There exists some  such that $a\bullet e = e\bulllet a=a$ (Error compiling LaTeX. Unknown error_msg).

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