Graded Abelian group: Revision history

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12 May 2008

8 February 2008

  • curprev 21:2621:26, 8 February 2008Vipul talk contribs 345 bytes +345 New page: ==Definition== A '''graded Abelian group''' is an Abelian group <math>A</math> with a decomposition as a direct sum of subgroups <math>A_i</math> where <math>i</math> ranges over the ...