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- INVERSION IS POSSIBLE IN GROUPS WITH NO PERIODIC AUTOMORPHISMS doi link

Auteur(s): Bridson Martin R., Short H.

(Article) Publié: Proceedings Of The Edinburgh Mathematical Society, vol. p. (2016)


Ref HAL: hal-01261851_v1
DOI: 10.1017/S0013091514000388
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Résumé:

There exist infinite, finitely presented, torsion-free groups G such that Aut(G) and Out(G) are torsion-free but G has an automorphism sending some non-trivial element to its inverse.