Browsing by Author "Bridson, Martin R"
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The Triviality problem for profinite completions
Bridson, Martin R; Wilton, Henry John (SpringerInventiones Mathematicae, 2015-02-24)We prove that there is no algorithm that can determine whether or not a finitely presented group has a non-trivial finite quotient; indeed, this property remains undecidable among the fundamental groups of compact, ...