Principal blocks with 5 irreducible characters
Principal blocks with 5 irreducible characters
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DOI:
10.1016/j.jalgebra.2021.06.009
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发表时间:
2020-10
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影响因子:
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通讯作者:
Noelia Rizo;A. S. Fry;Carolina Vallejo
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文献类型:
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作者:
Noelia Rizo;A. S. Fry;Carolina Vallejo
We show that if the principalp-block of a finite groupGcontains exactly 5 irreducible ordinary characters, then a Sylowp-subgroup ofGhas order 5, 7 or is isomorphic to one of the non-abelian 2-groups of order 8.