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math.GR2022
On generalized conjugacy and some related problems
André Carvalho
We establish a connection between the generalized conjugacy problem for a -by- group, , and two algorithmic problems for : the generali…
math.GR2022
Algebraic and context-free subsets of subgroups
André Carvalho
We study the relation between the structure of algebraic and context-free subsets of a group G and that of a finite index subgroup H. Using these results, we prove that a kind of F…
math.GR2022★ 1 cited
Eventually fixed points of endomorphisms of virtually free groups
André Carvalho
We consider the subgroup of points of finite orbit through the action of an endomorphism of a virtually free group, with particular emphasis on the subgroup of eventually fixed poi…