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15
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Profinite groups are Galois groups

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#group-theory #galois-theory #topological-groups #galois-extensions #profinite-groups
116
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When is an absolute Galois group first-countable?

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#abstract-algebra #general-topology #galois-theory #profinite-groups #first-countable
286
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Torsion in absolute Galois groups

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#abstract-algebra #group-theory #galois-theory #profinite-groups #torsion-groups
425
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Brauer–Nesbitt theorem -- Does Finite-dimensionality matter?

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#representation-theory #algebraic-number-theory #profinite-groups #galois-representations
37
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Distinct topologies giving same topologies

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#topological-groups #profinite-groups
229
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Profinite completion of locally profinite topological group

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#topological-groups #profinite-groups
46
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Definition of surjective map $d_K = 1/f_K d : G -> \widehat{\mathbb{Z}}$ in Neukirch 4.4 Abstract Valuation Theory

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#number-theory #profinite-groups
229
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A profinite group that is not finite is not countable

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#group-theory #cardinals #profinite-groups
132
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The $p$-completion of a knot group

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#algebraic-topology #knot-theory #profinite-groups
64
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Are p-Sylow subgroups of a profinite group dense?

Published on
#galois-theory #sylow-theory #fundamental-groups #profinite-groups
157
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Topological generator of profinite group

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#galois-theory #sylow-theory #fundamental-groups #profinite-groups
297
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Irreducible subquotients of compact induction

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#representation-theory #algebraic-number-theory #topological-groups #p-adic-number-theory #profinite-groups
63
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Cardinality of a elementary abelian pro-$p$ group

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#group-theory #cardinals #profinite-groups #pro-p-groups
107
Views

Confusion about the Galois group $\mbox{Gal}(\mathbb{Q}(\zeta_{p^\infty})/\mathbb{Q})\cong \mathbb{Z}_p$

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#galois-theory #profinite-groups
44
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p-adic Analogue of Tannaka–Krein

Published on
#category-theory #representation-theory #profinite-groups

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