2 problems
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The positive-dimensional subgroup conjecture in automorphism groups of rooted trees
Let be the profinite automorphism group of the rooted -ary tree, and let positive-dimensional mean having positive Hausdorff dimension as a closed subgroup of…
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The free pro-p subgroup conjecture for just infinite branch groups
A just infinite pro- group is a pro- group in which every proper quotient is finite, and a branch group is a just infinite pro- group of branch type. A nonabelian free pro…