单词 | Quotient Group |
释义 | Quotient GroupFor a Group and a Normal Subgroup of , the quotient group of in , written and read`` modulo '', is the set of Cosets of in . The elements of are written and form aGroup under the normal operation on the group on the coefficient . Thus, Since all elements of will appear in exactly one Coset of the Normal Subgroup , it follows that where is the order of the group . The slash Notation conflicts with that for a Field Extension, but the meaning can be determined based on context. See also Abhyankar's Conjecture, Coset, Field Extension, Outer Automorphism Group, NormalSubgroup, Subgroup
Herstein, I. N. Topics in Algebra, 2nd ed. New York: Springer-Verlag, 1975. |
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