On Brauer's problem 21

来源 :中国科学：数学英文版 | 被引量 : 0次 | 上传用户：zibu365H356

【摘要】

：

For a p-block B of a finite group G, we give a bound of the order of its defect group D in terms of k(B), the number of the irreducible ordinary characters in B

【作者】

：

ZENG Jiwen(

【出处】

：

中国科学：数学英文版

【发表日期】

：

2001年11期

【基金项目】

：

国家自然科学基金，Fujian Province Science Foundation an，Mathematical Center of Ministry of Education of China

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For a p-block B of a finite group G, we give a bound of the order of its defect group D in terms of k(B), the number of the irreducible ordinary characters in B.

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On Brauer's problem 21

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