Fusion systems over a Sylow p-subgroup of $${\text {G}}_2(p)$$G2(p)

Fusion systems over a Sylow p-subgroup of $${\text {G}}_2(p)$$G2(p)
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$${ ext {G}}_2(p)$$G2(p) 的 Sylow p 子群上的融合系统

DOI:
10.1007/s00209-017-1969-x
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发表时间:
2016
影响因子:
0.8
通讯作者:
Jason Semeraro
Jason Semeraro
中科院分区:
数学2区
文献类型:
--
作者:
Chris Parker;Jason Semeraro

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设S是群G2(p)的Sylow p-子群,且p为奇数,在融合系统同构的前提下,我们确定了S上所有的饱和融合系统F,使得O_p(F)=1。对于$$p \ne 7$p = 7,所有这样的融合系统都是由有限群实现的,而对于$$p=7$$p=7,有29个饱和融合系统,其中27个是奇异的。
For S a Sylow p-subgroup of the group $${\text {G}}_2(p)$$G2(p) for p odd, up to isomorphism of fusion systems, we determine all saturated fusion systems $$\mathcal {F}$$F on S with $$O_p(\mathcal {F})=1$$Op(F)=1. For $$p \ne 7$$p≠7, all such fusion systems are realized by finite groups whereas for $$p=7$$p=7 there are 29 saturated fusion systems of which 27 are exotic.