Automorphisms of Automorphism Groups of
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Martin R. Bridson; Karen Vogtmann
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Article
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2000
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Elsevier Science
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English
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If n G 3 and F is free of rank n, then Out Aut F s Out Out F s 1 . n n n แฎ 2000 Academic Press n is an isomorphism. Tits's theorem leads to a proof that the outer automor-