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• CommentRowNumber1.
• CommentAuthorUrs
• CommentTimeOct 14th 2012
• (edited Oct 14th 2012)

the entry group algebra had been full of notation mismatch and also of typos. I have reworked it now.

• CommentRowNumber2.
• CommentAuthorTim_Porter
• CommentTimeDec 7th 2013

I have added into group algebra a definition of the completed group algebra of a profinite group.

• CommentRowNumber3.
• CommentAuthorUrs
• CommentTimeMay 19th 2021

added statement and proof (here) that the complex group algebra of a finite group is isomorphic to the direct sum of linear endomrophism algebras of its complex irreps.

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