Abstract
We study (weakly) continuous convolution semigroups of probability measures on a Lie group G or a homogeneous space G/K, where K is a compact subgroup. We show that such a convolution semigroup is the convolution product of its initial measure and a continuous convolution semigroup with initial measure at the identity of G or the origin of G/K. We will also obtain an extension of Dani-McCrudden’s result on embedding an infinitely divisible probability measure in a continuous convolution semigroup on a Lie group to a homogeneous space.
Similar content being viewed by others
References
Applebaum, D.: Compound Poisson processes and Lévy processes in groups and symmetric spaces. J. Theo. Probab. 13, 383–425 (2000)
Applebaum, D.: Some L 2 properties of semigroups of measures on Lie groups. Semigroup Forum 79, 217–228 (2009)
Dani, S.G., McCrudden, M.: Embeddability of infinitely divisible distributions on linear Lie group. Invent. Math. 110, 237–261 (1992)
Dani, S.G., McCrudden, M.: Convolution roots and embedding of probability measures on Lie groups. Adv. Math. 209, 198–211 (2007)
Dani, S.G., Guivarc’h, Y., Shah, R.: On the embeddability of certain infinitely divisible probability measures on Lie groups. (English summary). Math. Z. 272, 361–379 (2012)
Gangolli, R.: Isotropic infinitely divisible measures on symmetric space. Acta Math. 111, 213–246 (1964)
Helgason, S.: Differential Geometry, Lie Groups, and Symmetric Spaces. Academic Press (1978)
Heyer, H.: Probability Measures on Locally Compact Groups. Springer-Verlag (1977)
Hunt, G.A.: Semigroups of measures on Lie groups. Trans. Am. Math. Soc. 81, 264–293 (1956)
Liao, M.: Lévy processes in Lie groups. Cambridge University Press (2004)
Liao, M., Wang, L.: Lévy-Khinchin formula and existence of densities for convolution semigroups on symmetric spaces. Potential Anal. 27, 133–150 (2007)
Valery, V., Volchkov, V., Volchkov, V.: Harmonic Analysis of Mean Periodic Functions on Symmetric Spaces and the Heisenberg Group. Springer-Verlag (2009)
Author information
Authors and Affiliations
Corresponding author
Rights and permissions
About this article
Cite this article
Liao, M. Convolution of Probability Measures on Lie Groups and Homogenous Spaces. Potential Anal 43, 707–715 (2015). https://doi.org/10.1007/s11118-015-9493-2
Received:
Accepted:
Published:
Issue Date:
DOI: https://doi.org/10.1007/s11118-015-9493-2