1 February 2001 The symmetries of outer space
Martin R. Bridson, Karen Vogtmann
Duke Math. J. 106(2): 391-409 (1 February 2001). DOI: 10.1215/S0012-7094-01-10625-X
Abstract

For n≥3, the natural map Out(Fn)→Aut(Kn) from the outer automorphism group of the free group of rank n to the group of simplicial automorphisms of the spine of outer space is an isomorphism.

Copyright © 2001 Duke University Press
Martin R. Bridson and Karen Vogtmann "The symmetries of outer space," Duke Mathematical Journal 106(2), 391-409, (1 February 2001). https://doi.org/10.1215/S0012-7094-01-10625-X
Published: 1 February 2001
Vol.106 • No. 2 • 1 February 2001
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