Translation Lengths in Out(F
n) |
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| Authors: | Emina Alibegović |
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| Institution: | (1) Department of Mathematics, University of Utah, 155 S 1400 E, Rm 233, Salt Lake City, UT, 84112-0090, U.S.A. |
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| Abstract: | We prove that all elements of infinite order in Out(F
n) have positive translation lengths; moreover, they are bounded away from zero. As a consequence we get a new proof that solvable subgroups of Out(F
n) are finitely generated and virtually Abelian. |
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| Keywords: | Automorphisms of free groups translation lengths |
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