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Expansiveness of algebraic actions on connected groups

Author(s): Siddhartha Bhattacharya
Journal: Trans. Amer. Math. Soc. 356 (2004), 4687-4700.
MSC (2000): Primary 37B05; Secondary 54H20
Posted: June 22, 2004
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Abstract: We study endomorphism actions of a discrete semigroup $\Gamma$ on a connected group $G$. We give a necessary and sufficient condition for expansiveness of such actions provided $G$ is either a Lie group or a solenoid.

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Additional Information:

Siddhartha Bhattacharya
Affiliation: School of Mathematics, Tata Institute of Fundamental Research, Mumbai 400005, India
Email: siddhart@math.tifr.res.in

DOI: 10.1090/S0002-9947-04-03590-1
PII: S 0002-9947(04)03590-1
Keywords: Expansive action, Lie group, solenoid
Received by editor(s): September 6, 2000
Received by editor(s) in revised form: April 19, 2001
Posted: June 22, 2004
Copyright of article: Copyright 2004, American Mathematical Society

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