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New posts in infinite-groups
How do you prove that a group specified by a presentation is infinite?
group-theory
group-presentation
geometric-group-theory
infinite-groups
combinatorial-group-theory
Generalisation of integers for infinite length?
field-theory
terminology
infinite-groups
What is $\operatorname{Aut}(\mathbb{R},+)$?
group-theory
real-numbers
infinite-groups
countable group, uncountably many distinct subgroup?
group-theory
elementary-set-theory
infinite-groups
Does group of permutations of natural numbers contain subgroup isomorphic to $SO(2)$?
abstract-algebra
group-theory
infinite-groups
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