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Torsion Completeness of Sylow p-Groups in Semisimple Group Rings

Torsion Completeness of Sylow p-Groups in Semisimple Group Rings
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摘要 Let G be an abelian p-group and K be a field of the first kind with respect to p of charK p and of s_p(K)=N or N∪{0}.Then it is shown that the normed Sylow p-subgroup S(KG)is torsion complete if and only if G is bounded(Theorem 1).An analogous fact is proved for the case when K is of the second kind(Theorem 2).These completely settle a conjecture posed by us in Compt.Rend. Acad.Bulg.Sci.(1993)and are also a supplement to our result in the modular case published in Acta Math.Hungar.(1997). Let G be an abelian p-group and K be a field of the first kind with respect to p of charK p and of s_p(K)=N or N∪{0}.Then it is shown that the normed Sylow p-subgroup S(KG)is torsion complete if and only if G is bounded(Theorem 1).An analogous fact is proved for the case when K is of the second kind(Theorem 2).These completely settle a conjecture posed by us in Compt.Rend. Acad.Bulg.Sci.(1993)and are also a supplement to our result in the modular case published in Acta Math.Hungar.(1997).
作者 P.V.DANCHEV
出处 《Acta Mathematica Sinica,English Series》 SCIE CSCD 2004年第5期893-898,共6页 数学学报(英文版)
关键词 Normalized p-units Fields of the first and of the second type Torsion complete primary components Normalized p-units Fields of the first and of the second type Torsion complete primary components
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参考文献12

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