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Published October 2007 | Published
Journal Article Open

Stable commutator length in subgroups of PL^+(I)

Abstract

Let G be a subgroup of PL^+(I). Then the stable commutator length of every element of [G, G] is zero.

Additional Information

© 2007 Pacific Journal of Mathematics. Received June 26, 2006. Accepted: 14 August 2006 While writing this paper, I was partially supported by a Sloan Research Fellowship, and NSF grant DMS-0405491. I also benefited from useful discussions with Etienne Ghys and Dieter Kotschick. I would further like to thank the anonymous referee, many of whose comments have been incorporated verbatim into this paper.

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Created:
August 19, 2023
Modified:
October 19, 2023