Talk:Rank of an abelian group
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| Mathematics rating: | Start Class | Mid Priority | Field: Algebra |
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When the article says:
- A^n is isomorphic to B^n
should this be
- An is isomorphic to Bn,
or is this a special notation I don't know about?
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- Missed this, sorry... fixed. Dysprosia 09:02, 9 Aug 2003 (UTC)
something about p-ranks? (rank r(A) of an abelian group A is the non-torsion rank r0(A) plus sum of p-ranks rp(A) for every prime p).
