most citedDetecting pro-p-groups that are not absolute Galois groups

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math.NT2006★ 2 cited

Detecting pro-p-groups that are not absolute Galois groups

Dave Benson, Nicole Lemire, Jan Minac +1

We present several constraints on the absolute Galois groups G_F of fields F containing a primitive pth root of unity, using restrictions on the cohomology of index p normal subgro…