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Cohomological ($p$-)dimension of a pro-$p$ group

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#abstract-algebra #homology-cohomology #group-cohomology #pro-p-groups #profinite-groups
206
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Compact rings are profinite

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#galois-theory #profinite-groups
316
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Cogroup structures on the profinite completion of the integers

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#abstract-algebra #group-theory #category-theory #profinite-groups #formal-groups
55
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Congruency within the Nottingham Group

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#abstract-algebra #group-theory #power-series #congruences #profinite-groups
61
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Further Congruency within the Nottingham Group

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#abstract-algebra #group-theory #power-series #congruences #profinite-groups
94
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How to calculate inverses in the Nottingham Group

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#abstract-algebra #group-theory #power-series #profinite-groups
150
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$\widehat{\mathbb{Z}} = \prod_p \mathbb{Z}_p$?!

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#abstract-algebra #number-theory #p-adic-number-theory #profinite-groups
187
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Conditions for universal map to profinite group to be surjective?

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#group-theory #profinite-groups
101
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Is $SL_n(\mathbb{Z}_p)$ profinite?

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#matrices #group-theory #profinite-groups
85
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Limit of quotients by $p^n$-th powers in $p$-adic fields

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#proof-verification #algebraic-number-theory #p-adic-number-theory #profinite-groups #pro-p-groups
1.6k
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Restriction of an irreducible representation to a normal subgroup with cyclic quotient

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#group-theory #representation-theory #profinite-groups
106
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Finite generated profinite group

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#group-theory #profinite-groups
142
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Homomorphisms of profinite group

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#group-theory #profinite-groups
231
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Profinite groups and extension of a monomorphism

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#abstract-algebra #group-theory #profinite-groups
89
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Stabilizer in infinite Galois Group

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#abstract-algebra #profinite-groups

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