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15
98
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Induced representations of representations with torsion-free image

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#group-theory #representation-theory #profinite-groups
74
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Why discrete modules?

Published on
#soft-question #group-cohomology #derived-functors #profinite-groups #galois-cohomology
94
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What is the point when the profinite topology of a group $G$ induces the full profinite topology on a subgroup?

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#abstract-algebra #group-theory #profinite-groups
30
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Existance of continuous section

Published on
#abstract-algebra #topological-groups #profinite-groups
67
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Is there a bound on the finite quotient of infinite profinite group?

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#group-theory #galois-theory #profinite-groups
24
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In the free pro-C constructions is enough to verify the universal property for C-groups

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#group-theory #free-groups #profinite-groups
86
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Is FC-center of a topologically finitely generated profinite group closed?

Published on
#group-theory #reference-request #profinite-groups
64
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Profinite completion motivation

Published on
#group-theory #galois-theory #motivation #profinite-groups
81
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A field has a unique algebraic extension of each degree if and only if its absolute Galois group is the profinite completion of integers

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#field-theory #galois-theory #class-field-theory #profinite-groups
51
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The first Galois cohomology commutes with projective limits

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#number-theory #modular-arithmetic #algebraic-number-theory #profinite-groups #galois-cohomology
112
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Sufficient condition for a profinite group to be topologically finitely generated

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#group-theory #profinite-groups
155
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A group is profinite if and only if it is a Stone space

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#general-topology #group-theory #category-theory #infinite-groups #profinite-groups
140
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Inner automorphism group of a profinite group is profinite

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#general-topology #group-theory #category-theory #infinite-groups #profinite-groups
101
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Basic closed subsets of Stone topological group presented as inverse limit, inner automorphism group of profinite group

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#general-topology #group-theory #infinite-groups #profinite-groups
125
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Do profinite groups admit maximal subgroups

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#general-topology #group-theory #topological-groups #infinite-groups #profinite-groups

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