On the residual finiteness of outer automorphisms of relatively hyperbolic groups |
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| Authors: | V Metaftsis |
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| Institution: | a Department of Mathematics, University of the Aegean, Karlovassi, 832 00 Samos, Greece
b Department of Mathematics and Statistics, University of Cyprus, P.O. Box 20537, 1678 Nicosia, Cyprus |
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| Abstract: | We show that every virtually torsion-free subgroup of the outer automorphism group of a conjugacy separable relatively hyperbolic group is residually finite. As a direct consequence, we obtain that the outer automorphism group of a limit group is residually finite. |
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| Keywords: | 20F65 20F67 20E26 20E36 20F28 |
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