ON DECOMPOSITIONS OF NORMED UNITS IN ABELIAN GROUP RINGS

Peter Danchev

Abstract


We strengthen some results of W. L. May (J. Algebra, 1976) by findinga criterion when a special decomposition of normed units in abelian group ringsholds.

DOI : http://dx.doi.org/10.22342/jims.18.1.106.21-29


Keywords


Group, ring, group ring, unit, dekomposisi, idempoten, nilpoten

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DOI: https://doi.org/10.22342/jims.18.1.106.21-29

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Journal of the Indonesian Mathematical Society
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